WIP: Add Alamofire

Adds a slider control that shows the track playback progress. The slider
can be used to seek through the track.

.gitignore

@@ -61,6 +61,7 @@ playground.xcworkspace
 # Add this line if you want to avoid checking in source code from Carthage dependencies.
 # Carthage/Checkouts
 
+Carthage
 Carthage/Build
 
 # fastlane

Brewfile

@@ -1,2 +1,3 @@
+brew "carthage"
 brew "meson"
 brew "ninja"

Cartfile

@@ -0,0 +1,4 @@
+github "Alamofire/Alamofire"
+github "SwiftyJSON/SwiftyJSON" ~> 4.0
+github "mxcl/PromiseKit" ~> 6.8
+github "nhurden/MediaKeyTap" "fix-tis-tsm-error"

Cartfile.resolved

@@ -0,0 +1,4 @@
+github "Alamofire/Alamofire" "4.8.1"
+github "SwiftyJSON/SwiftyJSON" "4.2.0"
+github "mxcl/PromiseKit" "6.8.3"
+github "nhurden/MediaKeyTap" "355d346c56243e6d56487fa46fcad945251e16ae"

Persephone.xcodeproj/project.pbxproj

@@ -3,7 +3,7 @@
 	archiveVersion = 1;
 	classes = {
 	};
-	objectVersion = 50;
+	objectVersion = 51;
 	objects = {
 
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@@ -16,25 +16,53 @@
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-		E408D3CA220E341D0006D9BE /* AlbumItem.swift in Sources */ = {isa = PBXBuildFile; fileRef = E408D3C8220E341D0006D9BE /* AlbumItem.swift */; };
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 		E4EB237B220F7CF1008C70C0 /* Album.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4EB237A220F7CF1008C70C0 /* Album.swift */; };
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@@ -62,10 +90,23 @@
 			dstSubfolderSpec = 10;
 			files = (
 				E41B22C121FB6C3300D544F6 /* libmpdclient.2.dylib in Embed Libraries */,
+				E421ACA4221F73C4008B2449 /* MediaKeyTap.framework in Embed Libraries */,
+				E450AD8822262AEC0091BED3 /* SwiftyJSON.framework in Embed Libraries */,
+				E450AD9B222633AB0091BED3 /* Alamofire.framework in Embed Libraries */,
+				E450AD9322262C970091BED3 /* PromiseKit.framework in Embed Libraries */,
 			);
 			name = "Embed Libraries";
 			runOnlyForDeploymentPostprocessing = 0;
 		};
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+			buildActionMask = 2147483647;
+			dstPath = "";
+			dstSubfolderSpec = 16;
+			files = (
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@@ -85,9 +126,9 @@
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-		E408D3C8220E341D0006D9BE /* AlbumItem.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AlbumItem.swift; sourceTree = "<group>"; };
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-		E408D3C9220E341D0006D9BE /* AlbumItem.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = AlbumItem.xib; sourceTree = "<group>"; };
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-		E40FE718221B48E300A4223F /* AlbumViewLayout.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AlbumViewLayout.swift; sourceTree = "<group>"; };
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-		E41EA46B221636AF0068EF46 /* PreferencesViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PreferencesViewController.swift; sourceTree = "<group>"; };
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-		E41EA46E221715910068EF46 /* Preferences.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Preferences.swift; sourceTree = "<group>"; };
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 		E4EB237A220F7CF1008C70C0 /* Album.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Album.swift; sourceTree = "<group>"; };
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@@ -147,6 +212,10 @@
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 			files = (
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+				E421ACA3221F73C4008B2449 /* MediaKeyTap.framework in Frameworks */,
+				E450AD8622262AE60091BED3 /* SwiftyJSON.framework in Frameworks */,
+				E450AD9A222633AB0091BED3 /* Alamofire.framework in Frameworks */,
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@@ -193,8 +262,12 @@
 		E407861A2110CE6E006887B1 /* Persephone */ = {
 			isa = PBXGroup;
 			children = (
-				E40FE717221B48CE00A4223F /* Layouts */,
+				E450AD8922262B420091BED3 /* Operations */,
-				E41EA46D221715820068EF46 /* Models */,
+				E4A83BF2222207BE0098FED6 /* Services */,
+				E4A83BEC2221F5DD0098FED6 /* Preferences */,
+				E47E2FE32220AA0700F747E6 /* Layouts */,
+				E4F6B461221E124700ACF42A /* Models */,
+				E4F6B45E221E117600ACF42A /* DataSources */,
 				E407861F2110CE70006887B1 /* Assets.xcassets */,
 				E408D3B7220DE8CC0006D9BE /* Extensions */,
 				E4D1B598220BA3C90026F233 /* Resources */,
@@ -233,6 +306,9 @@
 				E4928E0A2218D62A001D4BEA /* CGColor.swift */,
 				E408D3B5220DD8970006D9BE /* Notification.swift */,
 				E408D3B8220DE98F0006D9BE /* NSUserInterfaceItemIdentifier.swift */,
+				E40FE71A221B904300A4223F /* NSEvent.swift */,
+				E435E3E1221CD4E200184CFC /* NSFont.swift */,
+				E435E3E3221CD75D00184CFC /* NSImage.swift */,
 			);
 			path = Extensions;
 			sourceTree = "<group>";
@@ -248,22 +324,23 @@
 		E408D3C3220E138B0006D9BE /* Views */ = {
 			isa = PBXGroup;
 			children = (
-				E408D3C8220E341D0006D9BE /* AlbumItem.swift */,
+				E47E2FD62220720300F747E6 /* AlbumItemView.swift */,
+				E47E2FD222205D2500F747E6 /* MainWindow.swift */,
 			);
 			path = Views;
 			sourceTree = "<group>";
 		};
-		E40FE717221B48CE00A4223F /* Layouts */ = {
-			isa = PBXGroup;
-			children = (
-				E40FE718221B48E300A4223F /* AlbumViewLayout.swift */,
-			);
-			path = Layouts;
-			sourceTree = "<group>";
-		};
 		E41B22BE21FB6B3300D544F6 /* Frameworks */ = {
 			isa = PBXGroup;
 			children = (
+				E450AD97222633920091BED3 /* Alamofire.framework */,
+				E450AD96222633920091BED3 /* Alamofire.framework.dSYM */,
+				E450AD8C22262C590091BED3 /* PromiseKit.framework */,
+				E450AD8E22262C620091BED3 /* PromiseKit.framework.dSYM */,
+				E450AD8522262AE60091BED3 /* SwiftyJSON.framework */,
+				E450AD9022262C780091BED3 /* SwiftyJSON.framework.dSYM */,
+				E421ACA1221F73B8008B2449 /* MediaKeyTap.framework */,
+				E47E2FCB2220573500F747E6 /* MediaKeyTap.framework.dSYM */,
 				E41B22BF21FB6BBA00D544F6 /* libmpdclient.2.dylib */,
 			);
 			name = Frameworks;
@@ -320,12 +397,21 @@
 			path = mpd;
 			sourceTree = "<group>";
 		};
-		E41EA46D221715820068EF46 /* Models */ = {
+		E450AD8922262B420091BED3 /* Operations */ = {
 			isa = PBXGroup;
 			children = (
-				E41EA46E221715910068EF46 /* Preferences.swift */,
+				E450AD8A22262B590091BED3 /* AlbumArtOperation.swift */,
+				E450AD9422262DF10091BED3 /* AlbumArtOperations.swift */,
 			);
-			path = Models;
+			path = Operations;
+			sourceTree = "<group>";
+		};
+		E47E2FE32220AA0700F747E6 /* Layouts */ = {
+			isa = PBXGroup;
+			children = (
+				E47E2FE42220AA0700F747E6 /* AlbumViewLayout.swift */,
+			);
+			path = Layouts;
 			sourceTree = "<group>";
 		};
 		E4A642DB220912FA00067D21 /* MPDClient */ = {
@@ -339,6 +425,32 @@
 			path = MPDClient;
 			sourceTree = "<group>";
 		};
+		E4A83BEC2221F5DD0098FED6 /* Preferences */ = {
+			isa = PBXGroup;
+			children = (
+				E4A83BED2221F5E60098FED6 /* Controllers */,
+			);
+			path = Preferences;
+			sourceTree = "<group>";
+		};
+		E4A83BED2221F5E60098FED6 /* Controllers */ = {
+			isa = PBXGroup;
+			children = (
+				E41EA46B221636AF0068EF46 /* GeneralPrefsViewController.swift */,
+				E4A83BEE2221F8CF0098FED6 /* AlbumArtPrefsController.swift */,
+				E4A83BF02221FAA00098FED6 /* PreferencesViewController.swift */,
+			);
+			path = Controllers;
+			sourceTree = "<group>";
+		};
+		E4A83BF2222207BE0098FED6 /* Services */ = {
+			isa = PBXGroup;
+			children = (
+				E4A83BF3222207D50098FED6 /* AlbumArtService.swift */,
+			);
+			path = Services;
+			sourceTree = "<group>";
+		};
 		E4D1B594220BA2490026F233 /* Models */ = {
 			isa = PBXGroup;
 			children = (
@@ -361,11 +473,12 @@
 		E4D1B597220BA3A20026F233 /* Controllers */ = {
 			isa = PBXGroup;
 			children = (
+				E47E2FD4222071FD00F747E6 /* AlbumViewItem.swift */,
 				E408D3C1220E134F0006D9BE /* AlbumViewController.swift */,
-				E41EA46B221636AF0068EF46 /* PreferencesViewController.swift */,
 				E4E8CC932206097F0024217A /* NotificationsController.swift */,
 				E4E8CC912204F4B80024217A /* QueueViewController.swift */,
 				E465049921E94DF500A70F4C /* WindowController.swift */,
+				E47E2FD022205C4600F747E6 /* MainSplitViewController.swift */,
 			);
 			path = Controllers;
 			sourceTree = "<group>";
@@ -374,11 +487,31 @@
 			isa = PBXGroup;
 			children = (
 				E40786212110CE70006887B1 /* Main.storyboard */,
-				E408D3C9220E341D0006D9BE /* AlbumItem.xib */,
+				E408D3C9220E341D0006D9BE /* AlbumViewItem.xib */,
 			);
 			path = Resources;
 			sourceTree = "<group>";
 		};
+		E4F6B45E221E117600ACF42A /* DataSources */ = {
+			isa = PBXGroup;
+			children = (
+				E4F6B45F221E119B00ACF42A /* QueueDataSource.swift */,
+				E4F6B466221E233200ACF42A /* AlbumDataSource.swift */,
+			);
+			path = DataSources;
+			sourceTree = "<group>";
+		};
+		E4F6B461221E124700ACF42A /* Models */ = {
+			isa = PBXGroup;
+			children = (
+				E47E2FDC2220A6D100F747E6 /* Time.swift */,
+				E40F41F2221EDE27004B6CB8 /* Preferences.swift */,
+				E4F6B462221E125900ACF42A /* SongItem.swift */,
+				E450AD7D222620A10091BED3 /* AlbumItem.swift */,
+			);
+			path = Models;
+			sourceTree = "<group>";
+		};
 /* End PBXGroup section */
 
 /* Begin PBXNativeTarget section */
@@ -390,6 +523,7 @@
 				E40786152110CE6E006887B1 /* Frameworks */,
 				E40786162110CE6E006887B1 /* Resources */,
 				E41B22C221FB6C3300D544F6 /* Embed Libraries */,
+				E421AC9B221F7319008B2449 /* CopyFiles */,
 			);
 			buildRules = (
 			);
@@ -468,7 +602,7 @@
 				};
 			};
 			buildConfigurationList = E40786132110CE6E006887B1 /* Build configuration list for PBXProject "Persephone" */;
-			compatibilityVersion = "Xcode 9.3";
+			compatibilityVersion = "Xcode 10.0";
 			developmentRegion = en;
 			hasScannedForEncodings = 0;
 			knownRegions = (
@@ -492,11 +626,15 @@
 			isa = PBXResourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				E450AD9122262C780091BED3 /* SwiftyJSON.framework.dSYM in Resources */,
 				E42A8F3B22176D6400A13ED9 /* LICENSE.md in Resources */,
+				E450AD98222633920091BED3 /* Alamofire.framework.dSYM in Resources */,
 				E40786202110CE70006887B1 /* Assets.xcassets in Resources */,
 				E42A8F3C22176D6400A13ED9 /* README.md in Resources */,
-				E408D3CB220E341D0006D9BE /* AlbumItem.xib in Resources */,
+				E450AD8F22262C620091BED3 /* PromiseKit.framework.dSYM in Resources */,
+				E408D3CB220E341D0006D9BE /* AlbumViewItem.xib in Resources */,
 				E40786232110CE70006887B1 /* Main.storyboard in Resources */,
+				E47E2FCC2220573500F747E6 /* MediaKeyTap.framework.dSYM in Resources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -521,25 +659,41 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				E4A83BEF2221F8CF0098FED6 /* AlbumArtPrefsController.swift in Sources */,
+				E4F6B467221E233200ACF42A /* AlbumDataSource.swift in Sources */,
 				E408D3C2220E134F0006D9BE /* AlbumViewController.swift in Sources */,
+				E40FE71B221B904300A4223F /* NSEvent.swift in Sources */,
 				E4928E0B2218D62A001D4BEA /* CGColor.swift in Sources */,
+				E4F6B460221E119B00ACF42A /* QueueDataSource.swift in Sources */,
 				E4A642DA22090CBE00067D21 /* Status.swift in Sources */,
+				E47E2FD72220720300F747E6 /* AlbumItemView.swift in Sources */,
+				E450AD9522262DF10091BED3 /* AlbumArtOperations.swift in Sources */,
+				E450AD7E222620A10091BED3 /* AlbumItem.swift in Sources */,
 				E4E8CC942206097F0024217A /* NotificationsController.swift in Sources */,
-				E40FE719221B48E300A4223F /* AlbumViewLayout.swift in Sources */,
 				E408D3B6220DD8970006D9BE /* Notification.swift in Sources */,
+				E450AD8B22262B590091BED3 /* AlbumArtOperation.swift in Sources */,
 				E408D3B9220DE98F0006D9BE /* NSUserInterfaceItemIdentifier.swift in Sources */,
 				E4EB2379220F10B8008C70C0 /* Pair.swift in Sources */,
-				E41EA46F221715910068EF46 /* Preferences.swift in Sources */,
+				E4F6B463221E125900ACF42A /* SongItem.swift in Sources */,
+				E4A83BF12221FAA00098FED6 /* PreferencesViewController.swift in Sources */,
 				E465049A21E94DF500A70F4C /* WindowController.swift in Sources */,
 				E41B22C621FB932700D544F6 /* MPDClient.swift in Sources */,
+				E40F41F3221EDE27004B6CB8 /* Preferences.swift in Sources */,
+				E47E2FDD2220A6D100F747E6 /* Time.swift in Sources */,
 				E407861C2110CE6E006887B1 /* AppDelegate.swift in Sources */,
+				E47E2FE52220AA0700F747E6 /* AlbumViewLayout.swift in Sources */,
+				E47E2FD322205D2500F747E6 /* MainWindow.swift in Sources */,
+				E47E2FD122205C4600F747E6 /* MainSplitViewController.swift in Sources */,
 				E4E8CC9A22075D370024217A /* Song.swift in Sources */,
-				E408D3CA220E341D0006D9BE /* AlbumItem.swift in Sources */,
+				E41EA46C221636AF0068EF46 /* GeneralPrefsViewController.swift in Sources */,
-				E41EA46C221636AF0068EF46 /* PreferencesViewController.swift in Sources */,
 				E4E8CC902204EC7F0024217A /* Delegate.swift in Sources */,
+				E4A83BF4222207D50098FED6 /* AlbumArtService.swift in Sources */,
+				E47E2FD5222071FD00F747E6 /* AlbumViewItem.swift in Sources */,
 				E408D3BE220E03EE0006D9BE /* RawRepresentable.swift in Sources */,
 				E4E8CC922204F4B80024217A /* QueueViewController.swift in Sources */,
 				E4EB237B220F7CF1008C70C0 /* Album.swift in Sources */,
+				E435E3E4221CD75D00184CFC /* NSImage.swift in Sources */,
+				E435E3E2221CD4E200184CFC /* NSFont.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -708,6 +862,10 @@
 				CODE_SIGN_STYLE = Manual;
 				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_TEAM = BDEE7ZBFZ3;
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(PROJECT_DIR)/Carthage/Build/Mac",
+				);
 				INFOPLIST_FILE = Persephone/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
@@ -735,6 +893,10 @@
 				CODE_SIGN_STYLE = Manual;
 				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_TEAM = BDEE7ZBFZ3;
+				FRAMEWORK_SEARCH_PATHS = (
+					"$(inherited)",
+					"$(PROJECT_DIR)/Carthage/Build/Mac",
+				);
 				INFOPLIST_FILE = Persephone/Info.plist;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",

Persephone/AppDelegate.swift

@@ -7,20 +7,33 @@
 //
 
 import Cocoa
+import MediaKeyTap
 
 @NSApplicationMain
-class AppDelegate: NSObject, NSApplicationDelegate {
+class AppDelegate: NSObject, NSApplicationDelegate, MediaKeyTapDelegate {
   var preferences = Preferences()
+  var mediaKeyTap: MediaKeyTap?
 
   static let mpdClient = MPDClient(
     withDelegate: NotificationsController()
   )
 
+  @IBAction func fetchCoverArt(_ sender: NSMenuItem) {
+    NotificationCenter.default.post(
+      name: Notification.Name("fetchAlbumArt"),
+      object: self,
+      userInfo: nil
+    )
+  }
+
   func applicationDidFinishLaunching(_ aNotification: Notification) {
     connect()
 
     preferences.addObserver(self, forKeyPath: "mpdHost")
     preferences.addObserver(self, forKeyPath: "mpdPort")
+
+    mediaKeyTap = MediaKeyTap(delegate: self)
+    mediaKeyTap?.start()
   }
 
   func applicationWillTerminate(_ aNotification: Notification) {
@@ -42,6 +55,17 @@ class AppDelegate: NSObject, NSApplicationDelegate {
     }
   }
 
+  func handle(mediaKey: MediaKey, event: KeyEvent) {
+    switch mediaKey {
+    case .playPause:
+      AppDelegate.mpdClient.playPause()
+    case .next, .fastForward:
+      AppDelegate.mpdClient.nextTrack()
+    case .previous, .rewind:
+      AppDelegate.mpdClient.prevTrack()
+    }
+  }
+
   func connect() {
     AppDelegate.mpdClient.connect(
       host: preferences.mpdHostOrDefault,

Persephone/Assets.xcassets/playButtonLarge.imageset/Contents.json

@@ -0,0 +1,25 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "filename" : "playButtonLarge.png",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "universal",
+      "filename" : "playButtonLarge@2x.png",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "version" : 1,
+    "author" : "xcode"
+  },
+  "properties" : {
+    "template-rendering-intent" : "template"
+  }
+}

Persephone/Controllers/AlbumViewController.swift

@@ -9,16 +9,18 @@
 import Cocoa
 
 class AlbumViewController: NSViewController,
-                           NSCollectionViewDataSource,
                            NSCollectionViewDelegate,
                            NSCollectionViewDelegateFlowLayout {
-  var albums: [MPDClient.Album] = []
   let paddingWidth: CGFloat = 40
   let gutterWidth: CGFloat = 20
 
+  var dataSource = AlbumDataSource()
+
   override func viewDidLoad() {
     super.viewDidLoad()
 
+    albumScrollView.postsBoundsChangedNotifications = true
+
     NotificationCenter.default.addObserver(
       self,
       selector: #selector(updateAlbums(_:)),
@@ -32,6 +34,8 @@ class AlbumViewController: NSViewController,
       name: Notification.willDisconnect,
       object: AppDelegate.mpdClient
     )
+
+    albumCollectionView.dataSource = dataSource
   }
 
   override func viewWillLayout() {
@@ -44,30 +48,16 @@ class AlbumViewController: NSViewController,
     guard let albums = notification.userInfo?[Notification.albumsKey] as? [MPDClient.Album]
       else { return }
 
-    self.albums = albums
+    dataSource.albums = albums.map { AlbumItem(album: $0, coverArt: nil) }
-
     albumCollectionView.reloadData()
   }
 
   @objc func clearAlbums(_ notification: Notification) {
-    self.albums = []
+    dataSource.albums = []
 
     albumCollectionView.reloadData()
   }
 
-  func collectionView(_ collectionView: NSCollectionView, numberOfItemsInSection section: Int) -> Int {
+  @IBOutlet var albumScrollView: NSScrollView!
-    return albums.count
-  }
-
-  func collectionView(_ collectionView: NSCollectionView, itemForRepresentedObjectAt indexPath: IndexPath) -> NSCollectionViewItem {
-    let item = collectionView.makeItem(withIdentifier: .albumItem, for: indexPath)
-    guard let albumItem = item as? AlbumItem else { return item }
-
-    albumItem.view.wantsLayer = true
-    albumItem.setAlbum(albums[indexPath.item])
-
-    return albumItem
-  }
-
   @IBOutlet var albumCollectionView: NSCollectionView!
 }

Persephone/Controllers/AlbumViewItem.swift

@@ -1,5 +1,5 @@
 //
-//  AlbumItem.swift
+//  AlbumViewItem.swift
 //  Persephone
 //
 //  Created by Daniel Barber on 2019/2/08.
@@ -8,8 +8,9 @@
 
 import Cocoa
 
-class AlbumItem: NSCollectionViewItem {
+class AlbumViewItem: NSCollectionViewItem {
   var observer: NSKeyValueObservation?
+  var album: AlbumItem?
 
   override func viewDidLoad() {
     super.viewDidLoad()
@@ -24,11 +25,35 @@ class AlbumItem: NSCollectionViewItem {
         self.setAppearance()
       }
     }
+
+    NotificationCenter.default.addObserver(
+      self,
+      selector: #selector(fetchAlbumArt(_:)),
+      name: Notification.Name("fetchAlbumArt"),
+      object: nil
+    )
   }
 
-  func setAlbum(_ album: MPDClient.Album) {
+  @objc func fetchAlbumArt(_ notification: Notification) {
+    guard let album = album else { return }
+
+    AlbumArtService.shared.fetchAlbumArt(for: album) { image in
+      DispatchQueue.main.async { [unowned self] in
+        self.albumCoverView.image = image
+      }
+    }
+  }
+
+  func setAlbum(_ album: AlbumItem) {
+    self.album = album
     albumTitle.stringValue = album.title
     albumArtist.stringValue = album.artist
+    
+    if let coverArt = album.coverArt {
+      albumCoverView.image = coverArt
+    } else {
+      albumCoverView.image = .defaultCoverArt
+    }
   }
 
   func setAppearance() {
@@ -42,6 +67,12 @@ class AlbumItem: NSCollectionViewItem {
     }
   }
 
+  @IBAction func playAlbum(_ sender: Any) {
+    guard let album = album else { return }
+    
+    AppDelegate.mpdClient.playAlbum(album.album)
+  }
+
   @IBOutlet var albumCoverView: NSImageView!
   @IBOutlet var albumTitle: NSTextField!
   @IBOutlet var albumArtist: NSTextField!

Persephone/Controllers/MainSplitViewController.swift

@@ -0,0 +1,20 @@
+//
+//  MainSplitViewController.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/22.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class MainSplitViewController: NSSplitViewController {
+  override func keyDown(with event: NSEvent) {
+    switch event.keyCode {
+    case NSEvent.keyCodeSpace:
+      nextResponder?.keyDown(with: event)
+    default:
+      super.keyDown(with: event)
+    }
+  }
+}

Persephone/Controllers/NotificationsController.swift

@@ -26,6 +26,16 @@ class NotificationsController: MPDClientDelegate {
     )
   }
 
+  func didUpdateTime(mpdClient: MPDClient, total: UInt, elapsedMs: UInt) {
+    sendNotification(
+      name: Notification.timeChanged,
+      userInfo: [
+        Notification.totalTimeKey: total,
+        Notification.elapsedTimeMsKey: elapsedMs
+      ]
+    )
+  }
+
   func didUpdateQueue(mpdClient: MPDClient, queue: [MPDClient.Song]) {
     sendNotification(
       name: Notification.queueChanged,

Persephone/Controllers/QueueViewController.swift

@@ -8,28 +8,134 @@
 
 import Cocoa
 
-class QueueViewController: NSViewController, NSOutlineViewDataSource, NSOutlineViewDelegate {
+class QueueViewController: NSViewController,
-  var queue: [MPDClient.Song] = []
+                           NSOutlineViewDelegate {
-  var queuePos: Int = -1
+  var dataSource = QueueDataSource()
 
-  var queueIcon: NSImage? = nil
+  @IBOutlet var queueView: NSOutlineView!
-
-  let systemFontRegular = NSFont.systemFont(ofSize: 13, weight: .regular)
-  let systemFontBold = NSFont.systemFont(ofSize: 13, weight: .bold)
-
-  let playIcon = NSImage(named: "playButton")
-  let pauseIcon = NSImage(named: "pauseButton")
-
-  struct SongItem {
-    var song: MPDClient.Song
-    var queuePos: Int
-  }
 
   override func viewDidLoad() {
     super.viewDidLoad()
 
-    queueView.columnAutoresizingStyle = .sequentialColumnAutoresizingStyle
+    setupNotificationObservers()
 
+    queueView.dataSource = dataSource
+    queueView.columnAutoresizingStyle = .sequentialColumnAutoresizingStyle
+ }
+
+  override func keyDown(with event: NSEvent) {
+    switch event.keyCode {
+    case NSEvent.keyCodeSpace:
+      nextResponder?.keyDown(with: event)
+    default:
+      super.keyDown(with: event)
+    }
+  }
+
+  @IBAction func playTrack(_ sender: Any) {
+    if dataSource.queuePos >= 0 {
+      AppDelegate.mpdClient.playTrack(queuePos: dataSource.queuePos)
+    }
+  }
+
+  @objc func stateChanged(_ notification: Notification) {
+    guard let state = notification.userInfo?[Notification.stateKey] as? MPDClient.Status.State
+      else { return }
+
+    dataSource.setQueueIcon(state)
+  }
+
+  @objc func queueChanged(_ notification: Notification) {
+    guard let queue = notification.userInfo?[Notification.queueKey] as? [MPDClient.Song]
+      else { return }
+
+    dataSource.updateQueue(queue)
+    queueView.reloadData()
+  }
+
+  @objc func queuePosChanged(_ notification: Notification) {
+    guard let queuePos = notification.userInfo?[Notification.queuePosKey] as? Int
+      else { return }
+
+    dataSource.setQueuePos(queuePos)
+
+    queueView.reloadData()
+  }
+
+  func outlineView(
+    _ outlineView: NSOutlineView,
+    selectionIndexesForProposedSelection proposedSelectionIndexes: IndexSet
+    ) -> IndexSet {
+    if proposedSelectionIndexes.contains(0) {
+      return IndexSet()
+    } else {
+      return proposedSelectionIndexes
+    }
+  }
+
+  func outlineView(_ outlineView: NSOutlineView, viewFor tableColumn: NSTableColumn?, item: Any) -> NSView? {
+    if let songItem = item as? SongItem {
+      switch tableColumn?.identifier.rawValue {
+      case "songTitleColumn":
+        return cellForSongTitle(outlineView, with: songItem)
+      case "songArtistColumn":
+        return cellForSongArtist(outlineView, with: songItem)
+      default:
+        return nil
+      }
+    } else if tableColumn?.identifier.rawValue == "songTitleColumn" {
+      return cellForQueueHeading(outlineView)
+    } else {
+      return nil
+    }
+  }
+
+  func cellForSongTitle(_ outlineView: NSOutlineView, with songItem: SongItem) -> NSView {
+    let cellView = outlineView.makeView(
+      withIdentifier: .queueSongTitle,
+      owner: self
+    ) as! NSTableCellView
+
+    cellView.textField?.stringValue = songItem.song.getTag(.title)
+    if songItem.isPlaying {
+      cellView.textField?.font = .systemFontBold
+      cellView.imageView?.image = dataSource.queueIcon
+    } else {
+      cellView.textField?.font = .systemFontRegular
+      cellView.imageView?.image = nil
+    }
+
+    return cellView
+  }
+
+  func cellForSongArtist(_ outlineView: NSOutlineView, with songItem: SongItem) -> NSView {
+    let cellView = outlineView.makeView(
+      withIdentifier: .queueSongArtist,
+      owner: self
+    ) as! NSTableCellView
+
+    cellView.textField?.stringValue = songItem.song.getTag(.artist)
+    if songItem.isPlaying {
+      cellView.textField?.font = .systemFontBold
+    } else {
+      cellView.textField?.font = .systemFontRegular
+    }
+
+    return cellView
+  }
+
+  func cellForQueueHeading(_ outlineView: NSOutlineView) -> NSView {
+    let cellView = outlineView.makeView(
+      withIdentifier: .queueHeading,
+      owner: self
+    ) as! NSTableCellView
+
+    cellView.textField?.stringValue = "QUEUE"
+
+    return cellView
+  }
+
+  func setupNotificationObservers() {
     NotificationCenter.default.addObserver(
       self,
       selector: #selector(stateChanged(_:)),
@@ -50,168 +156,5 @@ class QueueViewController: NSViewController, NSOutlineViewDataSource, NSOutlineV
       name: Notification.queuePosChanged,
       object: AppDelegate.mpdClient
     )
-
-    NotificationCenter.default.addObserver(
-      self,
-      selector: #selector(clearQueue(_:)),
-      name: Notification.willDisconnect,
-      object: AppDelegate.mpdClient
-    )
-  }
-
-  @IBAction func playTrack(_ sender: Any) {
-    guard let view = sender as? NSOutlineView
-      else { return }
-
-    let queuePos = view.selectedRow - 1
-
-    if queuePos >= 0 {
-      AppDelegate.mpdClient.playTrack(queuePos: queuePos)
   }
 }
-
-  @objc func stateChanged(_ notification: Notification) {
-    guard let state = notification.userInfo?[Notification.stateKey] as? MPDClient.Status.State
-      else { return }
-
-    setQueueIcon(state)
-  }
-
-  @objc func queueChanged(_ notification: Notification) {
-    guard let queue = notification.userInfo?[Notification.queueKey] as? [MPDClient.Song]
-      else { return }
-
-    self.queue = queue
-
-    queueView.reloadData()
-  }
-
-  @objc func queuePosChanged(_ notification: Notification) {
-    guard let queuePos = notification.userInfo?[Notification.queuePosKey] as? Int
-      else { return }
-
-    let oldSongRowPos = self.queuePos + 1
-    let newSongRowPos = queuePos + 1
-    self.queuePos = queuePos
-
-    setQueuePos(oldSongRowPos: oldSongRowPos, newSongRowPos: newSongRowPos)
-
-    queueView.reloadData(
-      forRowIndexes: [oldSongRowPos, newSongRowPos],
-      columnIndexes: [0, 1]
-    )
-  }
-
-  @objc func clearQueue(_ notification: Notification) {
-    self.queue = []
-
-    queueView.reloadData()
-  }
-
-  func setQueueIcon(_ state: MPDClient.Status.State) {
-    switch state {
-    case .playing:
-      self.queueIcon = playIcon
-    case .paused:
-      self.queueIcon = pauseIcon
-    default:
-      self.queueIcon = nil
-    }
-  }
-
-  func setQueuePos(oldSongRowPos: Int, newSongRowPos: Int) {
-    if oldSongRowPos > 0 {
-      guard let oldSongRow = queueView.rowView(atRow: oldSongRowPos, makeIfNecessary: true),
-        let oldSongTitleCell = oldSongRow.view(atColumn: 0) as? NSTableCellView
-        else { return }
-
-      setRowFont(rowView: oldSongRow, font: systemFontRegular)
-      oldSongTitleCell.imageView?.image = nil
-    }
-
-    guard let songRow = queueView.rowView(atRow: newSongRowPos, makeIfNecessary: true),
-      let newSongTitleCell = songRow.view(atColumn: 0) as? NSTableCellView
-      else { return }
-
-    setRowFont(rowView: songRow, font: systemFontBold)
-    newSongTitleCell.imageView?.image = self.queueIcon
-  }
-
-  func setRowFont(rowView: NSTableRowView, font: NSFont) {
-    guard let songTitleCell = rowView.view(atColumn: 0) as? NSTableCellView,
-      let songArtistCell = rowView.view(atColumn: 1) as? NSTableCellView
-      else { return }
-
-    songTitleCell.textField?.font = font
-    songArtistCell.textField?.font = font
-  }
-
-  func outlineView(_ outlineView: NSOutlineView, numberOfChildrenOfItem item: Any?) -> Int {
-    return queue.count + 1
-  }
-
-  func outlineView(_ outlineView: NSOutlineView, isItemExpandable item: Any) -> Bool {
-    return false
-  }
-
-  func outlineView(_ outlineView: NSOutlineView, child index: Int, ofItem item: Any?) -> Any {
-    if index > 0 {
-      return SongItem(song: queue[index - 1], queuePos: index - 1)
-    } else {
-      return false
-    }
-  }
-
-  func outlineView(_ outlineView: NSOutlineView, viewFor tableColumn: NSTableColumn?, item: Any) -> NSView? {
-    if let songItem = item as? SongItem {
-      switch tableColumn?.identifier.rawValue {
-      case "songTitleColumn":
-        let cellView = outlineView.makeView(
-          withIdentifier: .queueSongTitle,
-          owner: self
-        ) as! NSTableCellView
-
-        cellView.textField?.stringValue = songItem.song.getTag(.title)
-
-        return cellView
-      case "songArtistColumn":
-        let cellView = outlineView.makeView(
-          withIdentifier: .queueSongArtist,
-          owner: self
-        ) as! NSTableCellView
-
-        cellView.textField?.stringValue = songItem.song.getTag(.artist)
-
-        return cellView
-      default:
-        return nil
-      }
-    } else {
-      if tableColumn?.identifier.rawValue == "songTitleColumn" {
-        let cellView = outlineView.makeView(
-          withIdentifier: .queueHeading,
-          owner: self
-        ) as! NSTableCellView
-
-        cellView.textField?.stringValue = "QUEUE"
-
-        return cellView
-      } else {
-        return nil
-      }
-    }
-  }
-
-  func outlineView(
-    _ outlineView: NSOutlineView,
-    selectionIndexesForProposedSelection proposedSelectionIndexes: IndexSet
-  ) -> IndexSet {
-    if proposedSelectionIndexes.contains(0) {
-      return IndexSet()
-    } else {
-      return proposedSelectionIndexes
-    }
-  }
-
-  @IBOutlet var queueView: NSOutlineView!
-}

Persephone/Controllers/WindowController.swift

@@ -13,8 +13,10 @@ class WindowController: NSWindowController {
     case prevTrack, playPause, stop, nextTrack
   }
 
-  let playIcon = NSImage(named: "playButton")
+  var state: MPDClient.Status.State?
-  let pauseIcon = NSImage(named: "pauseButton")
+  var totalTime: UInt?
+  var elapsedTimeMs: UInt?
+  var trackTimer: Timer?
 
   override func windowDidLoad() {
     super.windowDidLoad()
@@ -26,25 +28,148 @@ class WindowController: NSWindowController {
       name: Notification.stateChanged,
       object: AppDelegate.mpdClient
     )
+
+    NotificationCenter.default.addObserver(
+      self,
+      selector: #selector(timeChanged(_:)),
+      name: Notification.timeChanged,
+      object: AppDelegate.mpdClient
+    )
+
+    trackProgress.font = .timerFont
+    trackRemaining.font = .timerFont
+  }
+
+  override func keyDown(with event: NSEvent) {
+    switch event.keyCode {
+    case NSEvent.keyCodeSpace:
+      AppDelegate.mpdClient.playPause()
+    default:
+      nextResponder?.keyDown(with: event)
+    }
   }
 
   @objc func stateChanged(_ notification: Notification) {
     guard let state = notification.userInfo?[Notification.stateKey] as? MPDClient.Status.State
       else { return }
 
-    setTransportControlState(state)
+    self.state = state
+
+    setTransportControlState()
   }
 
-  func setTransportControlState(_ state: MPDClient.Status.State) {
+  func setTransportControlState() {
+    guard let state = state else { return }
+
     transportControls.setEnabled(state.isOneOf([.playing, .paused]), forSegment: 0)
     transportControls.setEnabled(state.isOneOf([.playing, .paused, .stopped]), forSegment: 1)
     transportControls.setEnabled(state.isOneOf([.playing, .paused]), forSegment: 2)
     transportControls.setEnabled(state.isOneOf([.playing, .paused]), forSegment: 3)
 
     if state.isOneOf([.paused, .stopped, .unknown]) {
-      transportControls.setImage(playIcon, forSegment: 1)
+      transportControls.setImage(.playIcon, forSegment: 1)
     } else {
-      transportControls.setImage(pauseIcon, forSegment: 1)
+      transportControls.setImage(.pauseIcon, forSegment: 1)
+    }
+  }
+
+  @objc func timeChanged(_ notification: Notification) {
+    guard let totalTime = notification.userInfo?[Notification.totalTimeKey] as? UInt,
+      let elapsedTimeMs = notification.userInfo?[Notification.elapsedTimeMsKey] as? UInt
+      else { return }
+
+    self.totalTime = totalTime
+    self.elapsedTimeMs = elapsedTimeMs
+
+    setTrackProgressControls()
+  }
+
+  func setTrackProgressControls() {
+    guard let totalTime = totalTime,
+      let elapsedTimeMs = elapsedTimeMs
+      else { return }
+
+    trackProgressBar.isEnabled = [.playing, .paused].contains(state)
+    trackProgressBar.maxValue = Double(totalTime * 1000)
+
+    if state == .playing {
+      trackTimer?.invalidate()
+
+      trackTimer = Timer.scheduledTimer(
+        timeInterval: 0.25,
+        target: self,
+        selector: #selector(updateProgress(_:)),
+        userInfo: [
+          "startTime": CACurrentMediaTime(),
+          "startElapsed": Double(elapsedTimeMs) / 1000
+        ],
+        repeats: true
+      )
+    } else {
+      trackTimer?.invalidate()
+
+      trackProgressBar.integerValue = Int(elapsedTimeMs)
+      setTimeElapsed()
+      setTimeRemaining()
+   }
+  }
+
+  @objc func updateProgress(_ timer: Timer) {
+    let currentTime = CACurrentMediaTime()
+
+    guard let userInfo = timer.userInfo as? Dictionary<String, Any>,
+      let startTime = userInfo["startTime"] as? Double,
+      let startElapsed = userInfo["startElapsed"] as? Double
+      else { return }
+
+    let timeDiff = currentTime - startTime
+    let newElapsedTimeMs = (startElapsed + timeDiff) * 1000
+
+    self.elapsedTimeMs = UInt(newElapsedTimeMs)
+    trackProgressBar.integerValue = Int(newElapsedTimeMs)
+
+    setTimeElapsed()
+    setTimeRemaining()
+  }
+
+  func setTimeElapsed() {
+    guard let elapsedTimeMs = elapsedTimeMs else { return }
+
+    let time = Time(timeInSeconds: Int(elapsedTimeMs) / 1000)
+
+    trackProgress.stringValue = time.formattedTime
+  }
+
+  func setTimeRemaining() {
+    guard let elapsedTimeMs = elapsedTimeMs,
+      let totalTime = totalTime
+      else { return }
+
+    let time = Time(timeInSeconds: -(Int(totalTime) - Int(elapsedTimeMs) / 1000))
+
+    trackRemaining.stringValue = time.formattedTime
+  }
+
+  // TODO: Refactor this using a gesture recognizer
+  @IBAction func changeTrackProgress(_ sender: NSSlider) {
+    guard let event = NSApplication.shared.currentEvent else {
+      return
+    }
+
+    switch event.type {
+    case .leftMouseDown:
+      trackTimer?.invalidate()
+    case .leftMouseDragged:
+      self.elapsedTimeMs = UInt(sender.integerValue)
+
+      setTimeElapsed()
+      setTimeRemaining()
+    case .leftMouseUp:
+      let seekTime = Float(sender.integerValue) / 1000
+
+      AppDelegate.mpdClient.seekCurrentSong(timeInSeconds: seekTime)
+    default:
+      break
     }
   }
 
@@ -65,4 +190,8 @@ class WindowController: NSWindowController {
   }
 
   @IBOutlet var transportControls: NSSegmentedCell!
+  
+  @IBOutlet var trackProgress: NSTextField!
+  @IBOutlet var trackProgressBar: NSSlider!
+  @IBOutlet var trackRemaining: NSTextField!
 }

Persephone/DataSources/AlbumDataSource.swift

@@ -0,0 +1,27 @@
+//
+//  AlbumDataSource.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/20.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class AlbumDataSource: NSObject, NSCollectionViewDataSource {
+  var albums: [AlbumItem] = []
+
+  func collectionView(_ collectionView: NSCollectionView, numberOfItemsInSection section: Int) -> Int {
+    return albums.count
+  }
+
+  func collectionView(_ collectionView: NSCollectionView, itemForRepresentedObjectAt indexPath: IndexPath) -> NSCollectionViewItem {
+    let item = collectionView.makeItem(withIdentifier: .albumViewItem, for: indexPath)
+    guard let albumViewItem = item as? AlbumViewItem else { return item }
+
+    albumViewItem.view.wantsLayer = true
+    albumViewItem.setAlbum(albums[indexPath.item])
+
+    return albumViewItem
+  }
+}

Persephone/DataSources/QueueDataSource.swift

@@ -0,0 +1,65 @@
+//
+//  QueueDataSource.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/20.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class QueueDataSource: NSObject, NSOutlineViewDataSource {
+  var queue: [SongItem] = []
+  var queuePos: Int = -1
+
+  var queueIcon: NSImage? = nil
+
+  let playIcon = NSImage(named: "playButton")
+  let pauseIcon = NSImage(named: "pauseButton")
+
+  func updateQueue(_ queue: [MPDClient.Song]) {
+    self.queue = queue.enumerated().map { index, song in
+      SongItem(song: song, queuePos: index, isPlaying: index == queuePos)
+    }
+  }
+
+  func setQueuePos(_ queuePos: Int) {
+    let oldSongRowPos = self.queuePos
+    let newSongRowPos = queuePos
+    self.queuePos = queuePos
+
+    if oldSongRowPos >= 0 {
+      queue[oldSongRowPos].isPlaying = false
+    }
+    if newSongRowPos >= 0 {
+      queue[newSongRowPos].isPlaying = true
+    }
+  }
+
+  func setQueueIcon(_ state: MPDClient.Status.State) {
+    switch state {
+    case .playing:
+      queueIcon = playIcon
+    case .paused:
+      queueIcon = pauseIcon
+    default:
+      queueIcon = nil
+    }
+  }
+
+  func outlineView(_ outlineView: NSOutlineView, numberOfChildrenOfItem item: Any?) -> Int {
+    return queue.count + 1
+  }
+
+  func outlineView(_ outlineView: NSOutlineView, isItemExpandable item: Any) -> Bool {
+    return false
+  }
+
+  func outlineView(_ outlineView: NSOutlineView, child index: Int, ofItem item: Any?) -> Any {
+    if index > 0 {
+      return queue[index - 1]
+    } else {
+      return false
+    }
+  }
+}

Persephone/Extensions/NSEvent.swift

@@ -0,0 +1,13 @@
+//
+//  NSEvent.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/18.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+extension NSEvent {
+  static let keyCodeSpace: UInt16 = 49
+}

Persephone/Extensions/NSFont.swift

@@ -0,0 +1,16 @@
+//
+//  NSFont.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/19.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+extension NSFont {
+  static let systemFontRegular = systemFont(ofSize: 13, weight: .regular)
+  static let systemFontBold = systemFont(ofSize: 13, weight: .bold)
+
+  static let timerFont = monospacedDigitSystemFont(ofSize: 13, weight: .regular)
+}

Persephone/Extensions/NSImage.swift

@@ -0,0 +1,16 @@
+//
+//  NSImage.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/19.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+extension NSImage {
+  static let playIcon = NSImage(named: "playButton")
+  static let pauseIcon = NSImage(named: "pauseButton")
+
+  static let defaultCoverArt = NSImage(named: "blankAlbum")
+}

Persephone/Extensions/NSUserInterfaceItemIdentifier.swift

@@ -16,5 +16,5 @@ extension NSUserInterfaceItemIdentifier {
   static let queueSongArtist = NSUserInterfaceItemIdentifier("songArtistCell")
   static let queueSongTitle = NSUserInterfaceItemIdentifier("songTitleCell")
 
-  static let albumItem = NSUserInterfaceItemIdentifier("AlbumItem")
+  static let albumViewItem = NSUserInterfaceItemIdentifier("AlbumViewItem")
 }

Persephone/Extensions/Notification.swift

@@ -9,16 +9,19 @@
 import Foundation
 
 extension Notification {
-  static let didConnect = Notification.Name("MPDClientDidConnect")
+  static let didConnect = Name("MPDClientDidConnect")
-  static let willDisconnect = Notification.Name("MPDClientWillDisconnect")
+  static let willDisconnect = Name("MPDClientWillDisconnect")
 
-  static let stateChanged = Notification.Name("MPDClientStateChanged")
+  static let stateChanged = Name("MPDClientStateChanged")
-  static let queueChanged = Notification.Name("MPDClientQueueChanged")
+  static let timeChanged = Name("MPDClientTimeChanged")
-  static let queuePosChanged = Notification.Name("MPDClientQueuePosChanged")
+  static let queueChanged = Name("MPDClientQueueChanged")
-  static let loadedAlbums = Notification.Name("MPDClientLoadedAlbums")
+  static let queuePosChanged = Name("MPDClientQueuePosChanged")
+  static let loadedAlbums = Name("MPDClientLoadedAlbums")
 
   static let stateKey = "state"
   static let queueKey = "queue"
   static let queuePosKey = "song"
   static let albumsKey = "albums"
+  static let totalTimeKey = "totalTime"
+  static let elapsedTimeMsKey = "elapsedTimeMs"
 }

Persephone/Info.plist

@@ -17,7 +17,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.0</string>
+	<string>0.8.0</string>
 	<key>CFBundleVersion</key>
 	<string>1</string>
 	<key>LSApplicationCategoryType</key>

Persephone/MPDClient/MPDClient.swift

@@ -64,6 +64,7 @@ class MPDClient {
 
       self.delegate?.didConnect(mpdClient: self)
       self.delegate?.didUpdateState(mpdClient: self, state: self.status!.state)
+      self.delegate?.didUpdateTime(mpdClient: self, total: self.status!.totalTime, elapsedMs: self.status!.elapsedTimeMs)
       self.delegate?.didUpdateQueue(mpdClient: self, queue: self.queue)
       self.delegate?.didUpdateQueuePos(mpdClient: self, song: self.status!.song)
     }
@@ -119,6 +120,35 @@ class MPDClient {
     idle()
   }
 
+  func seekCurrentSong(timeInSeconds: Float) {
+    noIdle()
+    commandQueue.async { [unowned self] in
+      mpd_run_seek_current(self.connection, timeInSeconds, false)
+    }
+    idle()
+  }
+
+  func playAlbum(_ album: Album) {
+    noIdle()
+    commandQueue.async { [unowned self] in
+      var songs: [Song] = []
+
+      mpd_run_clear(self.connection)
+      mpd_search_db_songs(self.connection, true)
+      mpd_search_add_tag_constraint(self.connection, MPD_OPERATOR_DEFAULT, MPD_TAG_ALBUM, album.title)
+      mpd_search_add_tag_constraint(self.connection, MPD_OPERATOR_DEFAULT, MPD_TAG_ALBUM_ARTIST, album.artist)
+      mpd_search_commit(self.connection)
+      while let mpdSong = mpd_recv_song(self.connection) {
+        songs.append(Song(mpdSong))
+      }
+      for song in songs {
+        mpd_run_add(self.connection, song.uri)
+      }
+      mpd_run_play_pos(self.connection, 0)
+    }
+    idle()
+  }
+
   func queueCommand(command: Command) {
     guard isConnected else { return }
 
@@ -225,8 +255,8 @@ class MPDClient {
   func idle() {
     commandQueue.async { [unowned self] in
       mpd_send_idle(self.connection)
-      let result = mpd_recv_idle(self.connection, true)
 
+      let result = mpd_recv_idle(self.connection, true)
       self.handleIdleResult(result)
     }
   }
@@ -240,8 +270,12 @@ class MPDClient {
     }
     if mpdIdle.contains(.player) {
       self.fetchStatus()
-      self.delegate?.didUpdateState(mpdClient: self, state: self.status!.state)
+
-      self.delegate?.didUpdateQueuePos(mpdClient: self, song: self.status!.song)
+      if let status = self.status {
+        self.delegate?.didUpdateState(mpdClient: self, state: status.state)
+        self.delegate?.didUpdateTime(mpdClient: self, total: status.totalTime, elapsedMs: status.elapsedTimeMs)
+        self.delegate?.didUpdateQueuePos(mpdClient: self, song: status.song)
+      }
     }
     if !mpdIdle.isEmpty {
       self.idle()

Persephone/MPDClient/Models/Song.swift

@@ -41,6 +41,10 @@ extension MPDClient {
       mpd_song_free(mpdSong)
     }
 
+    var uri: UnsafePointer<Int8> {
+      return mpd_song_get_uri(mpdSong)
+    }
+
     func getTag(_ tagType: TagType) -> String {
       let mpdTagType = mpd_tag_type(rawValue: Int32(tagType.rawValue))
 

Persephone/MPDClient/Models/Status.swift

@@ -34,9 +34,20 @@ extension MPDClient {
       return State(rawValue: UInt(mpdState.rawValue))!
     }
 
+    var totalTime: UInt {
+      let mpdTotalTime = mpd_status_get_total_time(mpdStatus)
+
+      return UInt(mpdTotalTime)
+    }
+
+    var elapsedTimeMs: UInt {
+      let mpdElapsedTimeMs = mpd_status_get_elapsed_ms(mpdStatus)
+
+      return UInt(mpdElapsedTimeMs)
+    }
+
     var song: Int {
       return Int(mpd_status_get_song_pos(mpdStatus))
     }
-
   }
 }

Persephone/MPDClient/Protocols/Delegate.swift

@@ -13,7 +13,10 @@ protocol MPDClientDelegate {
   func willDisconnect(mpdClient: MPDClient)
 
   func didUpdateState(mpdClient: MPDClient, state: MPDClient.Status.State)
+  func didUpdateTime(mpdClient: MPDClient, total: UInt, elapsedMs: UInt)
+
   func didUpdateQueue(mpdClient: MPDClient, queue: [MPDClient.Song])
   func didUpdateQueuePos(mpdClient: MPDClient, song: Int)
+  
   func didLoadAlbums(mpdClient: MPDClient, albums: [MPDClient.Album])
 }

Persephone/Models/AlbumItem.swift

@@ -0,0 +1,22 @@
+//
+//  AlbumItem.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/26.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+struct AlbumItem {
+  var album: MPDClient.Album
+  var coverArt: NSImage?
+
+  var title: String {
+    return album.title
+  }
+
+  var artist: String {
+    return album.artist
+  }
+}

Persephone/Models/SongItem.swift

@@ -0,0 +1,15 @@
+//
+//  SongItem.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/20.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Foundation
+
+struct SongItem {
+  var song: MPDClient.Song
+  var queuePos: Int
+  var isPlaying: Bool
+}

Persephone/Models/Time.swift

@@ -0,0 +1,28 @@
+//
+//  Time.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/19.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Foundation
+
+struct Time {
+  let timeInSeconds: Int
+
+  var formattedTime: String {
+    let formatter = DateComponentsFormatter()
+
+    if timeInSeconds >= 3600 {
+      formatter.allowedUnits = [.second, .minute, .hour]
+    } else {
+      formatter.allowedUnits = [.second, .minute]
+    }
+
+    formatter.zeroFormattingBehavior = .pad
+    formatter.unitsStyle = .positional
+
+    return formatter.string(from: TimeInterval(timeInSeconds))!
+  }
+}

Persephone/Operations/AlbumArtOperation.swift

@@ -0,0 +1,13 @@
+//
+//  File.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/26.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class AlbumArtOperation: Operation {
+  
+}

Persephone/Operations/AlbumArtOperations.swift

@@ -0,0 +1,20 @@
+//
+//  AlbumArtOperationQueue.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/26.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class AlbumArtOperations {
+  static let shared = AlbumArtOperations()
+
+  lazy var fetchAlbumArtQueue: OperationQueue = {
+    var queue = OperationQueue()
+    queue.name = "Fetch Album Art queue"
+    queue.maxConcurrentOperationCount = 1
+    return queue
+  }()
+}

Persephone/Preferences/Controllers/AlbumArtPrefsController.swift

@@ -0,0 +1,17 @@
+//
+//  AlbumArtPrefsController.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/23.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class AlbumArtPrefsController: NSViewController {
+  override func viewDidLoad() {
+    super.viewDidLoad()
+
+    preferredContentSize = NSMakeSize(view.frame.size.width, view.frame.size.height)
+  }
+}

Persephone/Preferences/Controllers/GeneralPrefsViewController.swift

@@ -8,7 +8,7 @@
 
 import Cocoa
 
-class PreferencesViewController: NSViewController {
+class GeneralPrefsViewController: NSViewController {
   var preferences = Preferences()
 
   override func viewDidLoad() {
@@ -21,6 +21,12 @@ class PreferencesViewController: NSViewController {
     if let mpdPort = preferences.mpdPort {
       mpdPortField.stringValue = "\(mpdPort)"
     }
+
+    preferredContentSize = NSMakeSize(view.frame.size.width, view.frame.size.height)
+  }
+
+  override func viewDidAppear() {
+    super.viewDidAppear()
   }
 
   @IBAction func updateMpdHost(_ sender: NSTextField) {

Persephone/Preferences/Controllers/PreferencesViewController.swift

@@ -0,0 +1,58 @@
+//
+//  PreferencesController.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/23.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class PreferencesViewController: NSTabViewController {
+
+  private lazy var tabViewSizes: [String : NSSize] = [:]
+
+  override func viewDidLoad() {
+    if let viewController = self.tabViewItems.first?.viewController, let title = viewController.title {
+      tabViewSizes[title] = viewController.view.frame.size
+    }
+    
+    super.viewDidLoad()
+  }
+
+  override func transition(from fromViewController: NSViewController, to toViewController: NSViewController, options: NSViewController.TransitionOptions, completionHandler completion: (() -> Void)?) {
+
+    NSAnimationContext.runAnimationGroup({ context in
+      context.duration = 0.5
+      self.updateWindowFrameAnimated(viewController: toViewController)
+      super.transition(
+        from: fromViewController,
+        to: toViewController,
+        options: [.crossfade, .allowUserInteraction],
+        completionHandler: completion
+      )
+    }, completionHandler: nil)
+  }
+
+  func updateWindowFrameAnimated(viewController: NSViewController) {
+    guard let title = viewController.title, let window = view.window
+      else { return }
+
+    let contentSize: NSSize
+
+    if tabViewSizes.keys.contains(title) {
+      contentSize = tabViewSizes[title]!
+    } else {
+      contentSize = viewController.view.frame.size
+      tabViewSizes[title] = contentSize
+    }
+
+    let newWindowSize = window.frameRect(forContentRect: NSRect(origin: NSPoint.zero, size: contentSize)).size
+
+    var frame = window.frame
+    frame.origin.y += frame.height
+    frame.origin.y -= newWindowSize.height
+    frame.size = newWindowSize
+    window.animator().setFrame(frame, display: false)
+  }
+}

Persephone/Resources/AlbumViewItem.xib

@@ -6,10 +6,10 @@
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
-        <customObject id="-2" userLabel="File's Owner" customClass="AlbumItem" customModule="Persephone" customModuleProvider="target">
+        <customObject id="-2" userLabel="File's Owner" customClass="AlbumViewItem" customModule="Persephone" customModuleProvider="target">
             <connections>
                 <outlet property="albumArtist" destination="5Uu-j1-qyT" id="2Et-tX-InT"/>
-                <outlet property="albumCoverView" destination="Kfb-8f-ean" id="ZAL-jD-lHj"/>
+                <outlet property="albumCoverView" destination="Kfb-8f-ean" id="CXx-gB-gz8"/>
                 <outlet property="albumTitle" destination="KEh-NL-c2W" id="SI3-hm-H2B"/>
                 <outlet property="imageView" destination="Kfb-8f-ean" id="Ur0-hX-wJm"/>
                 <outlet property="view" destination="Hz6-mo-xeY" id="v7W-XA-Emc"/>
@@ -17,7 +17,7 @@
         </customObject>
         <customObject id="-1" userLabel="First Responder" customClass="FirstResponder"/>
         <customObject id="-3" userLabel="Application" customClass="NSObject"/>
-        <customView id="Hz6-mo-xeY">
+        <customView id="Hz6-mo-xeY" customClass="AlbumItemView" customModule="Persephone" customModuleProvider="target">
             <rect key="frame" x="0.0" y="0.0" width="128" height="167"/>
             <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
             <subviews>
@@ -41,24 +41,45 @@
                     <rect key="frame" x="0.0" y="39" width="128" height="128"/>
                     <imageCell key="cell" refusesFirstResponder="YES" alignment="left" imageScaling="proportionallyUpOrDown" image="blankAlbum" id="FsA-JX-BFh"/>
                 </imageView>
+                <button hidden="YES" verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="n8W-do-HyG">
+                    <rect key="frame" x="43" y="81" width="42" height="43"/>
+                    <constraints>
+                        <constraint firstAttribute="height" constant="42" id="XXC-YE-Ego"/>
+                        <constraint firstAttribute="width" constant="42" id="zcR-GT-zym"/>
+                    </constraints>
+                    <buttonCell key="cell" type="inline" bezelStyle="inline" image="playButtonLarge" imagePosition="only" alignment="center" lineBreakMode="truncatingTail" state="on" borderStyle="border" inset="2" id="T1p-LZ-RpJ">
+                        <behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
+                        <font key="font" metaFont="smallSystemBold"/>
+                    </buttonCell>
+                    <connections>
+                        <action selector="playAlbum:" target="-2" id="gNt-Rn-kte"/>
+                    </connections>
+                </button>
             </subviews>
             <constraints>
                 <constraint firstItem="5Uu-j1-qyT" firstAttribute="trailing" secondItem="KEh-NL-c2W" secondAttribute="trailing" id="64z-uz-4nY"/>
                 <constraint firstAttribute="bottom" secondItem="KEh-NL-c2W" secondAttribute="bottom" constant="18" id="8Kg-1r-wNp"/>
                 <constraint firstItem="Kfb-8f-ean" firstAttribute="leading" secondItem="Hz6-mo-xeY" secondAttribute="leading" id="JMi-4i-dgs"/>
                 <constraint firstAttribute="trailing" secondItem="Kfb-8f-ean" secondAttribute="trailing" id="KQC-Wz-Bsg"/>
+                <constraint firstItem="n8W-do-HyG" firstAttribute="centerX" secondItem="KEh-NL-c2W" secondAttribute="centerX" id="Kf1-ws-d4q"/>
                 <constraint firstItem="5Uu-j1-qyT" firstAttribute="leading" secondItem="KEh-NL-c2W" secondAttribute="leading" id="MUo-0i-fX9"/>
                 <constraint firstItem="Kfb-8f-ean" firstAttribute="top" secondItem="Hz6-mo-xeY" secondAttribute="top" id="Qbk-jx-zAi"/>
                 <constraint firstItem="KEh-NL-c2W" firstAttribute="trailing" secondItem="Kfb-8f-ean" secondAttribute="trailing" id="U0w-G4-ggX"/>
                 <constraint firstItem="KEh-NL-c2W" firstAttribute="leading" secondItem="Kfb-8f-ean" secondAttribute="leading" id="V8r-Rc-Dx7"/>
                 <constraint firstAttribute="bottom" secondItem="5Uu-j1-qyT" secondAttribute="bottom" id="gci-4h-pDZ"/>
+                <constraint firstItem="n8W-do-HyG" firstAttribute="centerY" secondItem="Kfb-8f-ean" secondAttribute="centerY" id="pgP-oA-Nxa"/>
                 <constraint firstAttribute="bottom" secondItem="Kfb-8f-ean" secondAttribute="bottom" constant="39" id="sid-zJ-YMA"/>
             </constraints>
+            <connections>
+                <outlet property="imageView" destination="Kfb-8f-ean" id="T7Z-En-dU3"/>
+                <outlet property="playButton" destination="n8W-do-HyG" id="Xw0-iI-svx"/>
+            </connections>
             <point key="canvasLocation" x="-22" y="125.5"/>
         </customView>
-        <collectionViewItem id="Qgu-aI-55A" customClass="AlbumItem" customModule="Persephone" customModuleProvider="target"/>
+        <collectionViewItem id="Qgu-aI-55A" customClass="AlbumViewItem" customModule="Persephone" customModuleProvider="target"/>
     </objects>
     <resources>
         <image name="blankAlbum" width="128" height="128"/>
+        <image name="playButtonLarge" width="22" height="22"/>
     </resources>
 </document>

Persephone/Resources/Base.lproj/Main.storyboard

@@ -62,582 +62,6 @@
                                     </items>
                                 </menu>
                             </menuItem>
-                            <menuItem title="File" id="dMs-cI-mzQ">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="File" id="bib-Uj-vzu">
-                                    <items>
-                                        <menuItem title="New" keyEquivalent="n" id="Was-JA-tGl">
-                                            <connections>
-                                                <action selector="newDocument:" target="Ady-hI-5gd" id="4Si-XN-c54"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Open…" keyEquivalent="o" id="IAo-SY-fd9">
-                                            <connections>
-                                                <action selector="openDocument:" target="Ady-hI-5gd" id="bVn-NM-KNZ"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Open Recent" id="tXI-mr-wws">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Open Recent" systemMenu="recentDocuments" id="oas-Oc-fiZ">
-                                                <items>
-                                                    <menuItem title="Clear Menu" id="vNY-rz-j42">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="clearRecentDocuments:" target="Ady-hI-5gd" id="Daa-9d-B3U"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="m54-Is-iLE"/>
-                                        <menuItem title="Close" keyEquivalent="w" id="DVo-aG-piG">
-                                            <connections>
-                                                <action selector="performClose:" target="Ady-hI-5gd" id="HmO-Ls-i7Q"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Save…" keyEquivalent="s" id="pxx-59-PXV">
-                                            <connections>
-                                                <action selector="saveDocument:" target="Ady-hI-5gd" id="teZ-XB-qJY"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Save As…" keyEquivalent="S" id="Bw7-FT-i3A">
-                                            <connections>
-                                                <action selector="saveDocumentAs:" target="Ady-hI-5gd" id="mDf-zr-I0C"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Revert to Saved" keyEquivalent="r" id="KaW-ft-85H">
-                                            <connections>
-                                                <action selector="revertDocumentToSaved:" target="Ady-hI-5gd" id="iJ3-Pv-kwq"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="aJh-i4-bef"/>
-                                        <menuItem title="Page Setup…" keyEquivalent="P" id="qIS-W8-SiK">
-                                            <modifierMask key="keyEquivalentModifierMask" shift="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="runPageLayout:" target="Ady-hI-5gd" id="Din-rz-gC5"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Print…" keyEquivalent="p" id="aTl-1u-JFS">
-                                            <connections>
-                                                <action selector="print:" target="Ady-hI-5gd" id="qaZ-4w-aoO"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem title="Edit" id="5QF-Oa-p0T">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Edit" id="W48-6f-4Dl">
-                                    <items>
-                                        <menuItem title="Undo" keyEquivalent="z" id="dRJ-4n-Yzg">
-                                            <connections>
-                                                <action selector="undo:" target="Ady-hI-5gd" id="M6e-cu-g7V"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Redo" keyEquivalent="Z" id="6dh-zS-Vam">
-                                            <connections>
-                                                <action selector="redo:" target="Ady-hI-5gd" id="oIA-Rs-6OD"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="WRV-NI-Exz"/>
-                                        <menuItem title="Cut" keyEquivalent="x" id="uRl-iY-unG">
-                                            <connections>
-                                                <action selector="cut:" target="Ady-hI-5gd" id="YJe-68-I9s"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Copy" keyEquivalent="c" id="x3v-GG-iWU">
-                                            <connections>
-                                                <action selector="copy:" target="Ady-hI-5gd" id="G1f-GL-Joy"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Paste" keyEquivalent="v" id="gVA-U4-sdL">
-                                            <connections>
-                                                <action selector="paste:" target="Ady-hI-5gd" id="UvS-8e-Qdg"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Paste and Match Style" keyEquivalent="V" id="WeT-3V-zwk">
-                                            <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="pasteAsPlainText:" target="Ady-hI-5gd" id="cEh-KX-wJQ"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Delete" id="pa3-QI-u2k">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="delete:" target="Ady-hI-5gd" id="0Mk-Ml-PaM"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Select All" keyEquivalent="a" id="Ruw-6m-B2m">
-                                            <connections>
-                                                <action selector="selectAll:" target="Ady-hI-5gd" id="VNm-Mi-diN"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="uyl-h8-XO2"/>
-                                        <menuItem title="Find" id="4EN-yA-p0u">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Find" id="1b7-l0-nxx">
-                                                <items>
-                                                    <menuItem title="Find…" tag="1" keyEquivalent="f" id="Xz5-n4-O0W">
-                                                        <connections>
-                                                            <action selector="performFindPanelAction:" target="Ady-hI-5gd" id="cD7-Qs-BN4"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Find and Replace…" tag="12" keyEquivalent="f" id="YEy-JH-Tfz">
-                                                        <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                                        <connections>
-                                                            <action selector="performFindPanelAction:" target="Ady-hI-5gd" id="WD3-Gg-5AJ"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Find Next" tag="2" keyEquivalent="g" id="q09-fT-Sye">
-                                                        <connections>
-                                                            <action selector="performFindPanelAction:" target="Ady-hI-5gd" id="NDo-RZ-v9R"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Find Previous" tag="3" keyEquivalent="G" id="OwM-mh-QMV">
-                                                        <connections>
-                                                            <action selector="performFindPanelAction:" target="Ady-hI-5gd" id="HOh-sY-3ay"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Use Selection for Find" tag="7" keyEquivalent="e" id="buJ-ug-pKt">
-                                                        <connections>
-                                                            <action selector="performFindPanelAction:" target="Ady-hI-5gd" id="U76-nv-p5D"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Jump to Selection" keyEquivalent="j" id="S0p-oC-mLd">
-                                                        <connections>
-                                                            <action selector="centerSelectionInVisibleArea:" target="Ady-hI-5gd" id="IOG-6D-g5B"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem title="Spelling and Grammar" id="Dv1-io-Yv7">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Spelling" id="3IN-sU-3Bg">
-                                                <items>
-                                                    <menuItem title="Show Spelling and Grammar" keyEquivalent=":" id="HFo-cy-zxI">
-                                                        <connections>
-                                                            <action selector="showGuessPanel:" target="Ady-hI-5gd" id="vFj-Ks-hy3"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Check Document Now" keyEquivalent=";" id="hz2-CU-CR7">
-                                                        <connections>
-                                                            <action selector="checkSpelling:" target="Ady-hI-5gd" id="fz7-VC-reM"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="bNw-od-mp5"/>
-                                                    <menuItem title="Check Spelling While Typing" id="rbD-Rh-wIN">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleContinuousSpellChecking:" target="Ady-hI-5gd" id="7w6-Qz-0kB"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Check Grammar With Spelling" id="mK6-2p-4JG">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleGrammarChecking:" target="Ady-hI-5gd" id="muD-Qn-j4w"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Correct Spelling Automatically" id="78Y-hA-62v">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleAutomaticSpellingCorrection:" target="Ady-hI-5gd" id="2lM-Qi-WAP"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem title="Substitutions" id="9ic-FL-obx">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Substitutions" id="FeM-D8-WVr">
-                                                <items>
-                                                    <menuItem title="Show Substitutions" id="z6F-FW-3nz">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="orderFrontSubstitutionsPanel:" target="Ady-hI-5gd" id="oku-mr-iSq"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="gPx-C9-uUO"/>
-                                                    <menuItem title="Smart Copy/Paste" id="9yt-4B-nSM">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleSmartInsertDelete:" target="Ady-hI-5gd" id="3IJ-Se-DZD"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Smart Quotes" id="hQb-2v-fYv">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleAutomaticQuoteSubstitution:" target="Ady-hI-5gd" id="ptq-xd-QOA"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Smart Dashes" id="rgM-f4-ycn">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleAutomaticDashSubstitution:" target="Ady-hI-5gd" id="oCt-pO-9gS"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Smart Links" id="cwL-P1-jid">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleAutomaticLinkDetection:" target="Ady-hI-5gd" id="Gip-E3-Fov"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Data Detectors" id="tRr-pd-1PS">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleAutomaticDataDetection:" target="Ady-hI-5gd" id="R1I-Nq-Kbl"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Text Replacement" id="HFQ-gK-NFA">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleAutomaticTextReplacement:" target="Ady-hI-5gd" id="DvP-Fe-Py6"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem title="Transformations" id="2oI-Rn-ZJC">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Transformations" id="c8a-y6-VQd">
-                                                <items>
-                                                    <menuItem title="Make Upper Case" id="vmV-6d-7jI">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="uppercaseWord:" target="Ady-hI-5gd" id="sPh-Tk-edu"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Make Lower Case" id="d9M-CD-aMd">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="lowercaseWord:" target="Ady-hI-5gd" id="iUZ-b5-hil"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Capitalize" id="UEZ-Bs-lqG">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="capitalizeWord:" target="Ady-hI-5gd" id="26H-TL-nsh"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem title="Speech" id="xrE-MZ-jX0">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Speech" id="3rS-ZA-NoH">
-                                                <items>
-                                                    <menuItem title="Start Speaking" id="Ynk-f8-cLZ">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="startSpeaking:" target="Ady-hI-5gd" id="654-Ng-kyl"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Stop Speaking" id="Oyz-dy-DGm">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="stopSpeaking:" target="Ady-hI-5gd" id="dX8-6p-jy9"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem title="Format" id="jxT-CU-nIS">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="Format" id="GEO-Iw-cKr">
-                                    <items>
-                                        <menuItem title="Font" id="Gi5-1S-RQB">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Font" systemMenu="font" id="aXa-aM-Jaq">
-                                                <items>
-                                                    <menuItem title="Show Fonts" keyEquivalent="t" id="Q5e-8K-NDq">
-                                                        <connections>
-                                                            <action selector="orderFrontFontPanel:" target="YLy-65-1bz" id="WHr-nq-2xA"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Bold" tag="2" keyEquivalent="b" id="GB9-OM-e27">
-                                                        <connections>
-                                                            <action selector="addFontTrait:" target="YLy-65-1bz" id="hqk-hr-sYV"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Italic" tag="1" keyEquivalent="i" id="Vjx-xi-njq">
-                                                        <connections>
-                                                            <action selector="addFontTrait:" target="YLy-65-1bz" id="IHV-OB-c03"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Underline" keyEquivalent="u" id="WRG-CD-K1S">
-                                                        <connections>
-                                                            <action selector="underline:" target="Ady-hI-5gd" id="FYS-2b-JAY"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="5gT-KC-WSO"/>
-                                                    <menuItem title="Bigger" tag="3" keyEquivalent="+" id="Ptp-SP-VEL">
-                                                        <connections>
-                                                            <action selector="modifyFont:" target="YLy-65-1bz" id="Uc7-di-UnL"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Smaller" tag="4" keyEquivalent="-" id="i1d-Er-qST">
-                                                        <connections>
-                                                            <action selector="modifyFont:" target="YLy-65-1bz" id="HcX-Lf-eNd"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="kx3-Dk-x3B"/>
-                                                    <menuItem title="Kern" id="jBQ-r6-VK2">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <menu key="submenu" title="Kern" id="tlD-Oa-oAM">
-                                                            <items>
-                                                                <menuItem title="Use Default" id="GUa-eO-cwY">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="useStandardKerning:" target="Ady-hI-5gd" id="6dk-9l-Ckg"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Use None" id="cDB-IK-hbR">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="turnOffKerning:" target="Ady-hI-5gd" id="U8a-gz-Maa"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Tighten" id="46P-cB-AYj">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="tightenKerning:" target="Ady-hI-5gd" id="hr7-Nz-8ro"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Loosen" id="ogc-rX-tC1">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="loosenKerning:" target="Ady-hI-5gd" id="8i4-f9-FKE"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                            </items>
-                                                        </menu>
-                                                    </menuItem>
-                                                    <menuItem title="Ligatures" id="o6e-r0-MWq">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <menu key="submenu" title="Ligatures" id="w0m-vy-SC9">
-                                                            <items>
-                                                                <menuItem title="Use Default" id="agt-UL-0e3">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="useStandardLigatures:" target="Ady-hI-5gd" id="7uR-wd-Dx6"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Use None" id="J7y-lM-qPV">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="turnOffLigatures:" target="Ady-hI-5gd" id="iX2-gA-Ilz"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Use All" id="xQD-1f-W4t">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="useAllLigatures:" target="Ady-hI-5gd" id="KcB-kA-TuK"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                            </items>
-                                                        </menu>
-                                                    </menuItem>
-                                                    <menuItem title="Baseline" id="OaQ-X3-Vso">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <menu key="submenu" title="Baseline" id="ijk-EB-dga">
-                                                            <items>
-                                                                <menuItem title="Use Default" id="3Om-Ey-2VK">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="unscript:" target="Ady-hI-5gd" id="0vZ-95-Ywn"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Superscript" id="Rqc-34-cIF">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="superscript:" target="Ady-hI-5gd" id="3qV-fo-wpU"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Subscript" id="I0S-gh-46l">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="subscript:" target="Ady-hI-5gd" id="Q6W-4W-IGz"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Raise" id="2h7-ER-AoG">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="raiseBaseline:" target="Ady-hI-5gd" id="4sk-31-7Q9"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem title="Lower" id="1tx-W0-xDw">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="lowerBaseline:" target="Ady-hI-5gd" id="OF1-bc-KW4"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                            </items>
-                                                        </menu>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="Ndw-q3-faq"/>
-                                                    <menuItem title="Show Colors" keyEquivalent="C" id="bgn-CT-cEk">
-                                                        <connections>
-                                                            <action selector="orderFrontColorPanel:" target="Ady-hI-5gd" id="mSX-Xz-DV3"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="iMs-zA-UFJ"/>
-                                                    <menuItem title="Copy Style" keyEquivalent="c" id="5Vv-lz-BsD">
-                                                        <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                                        <connections>
-                                                            <action selector="copyFont:" target="Ady-hI-5gd" id="GJO-xA-L4q"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Paste Style" keyEquivalent="v" id="vKC-jM-MkH">
-                                                        <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                                        <connections>
-                                                            <action selector="pasteFont:" target="Ady-hI-5gd" id="JfD-CL-leO"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                        <menuItem title="Text" id="Fal-I4-PZk">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <menu key="submenu" title="Text" id="d9c-me-L2H">
-                                                <items>
-                                                    <menuItem title="Align Left" keyEquivalent="{" id="ZM1-6Q-yy1">
-                                                        <connections>
-                                                            <action selector="alignLeft:" target="Ady-hI-5gd" id="zUv-R1-uAa"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Center" keyEquivalent="|" id="VIY-Ag-zcb">
-                                                        <connections>
-                                                            <action selector="alignCenter:" target="Ady-hI-5gd" id="spX-mk-kcS"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Justify" id="J5U-5w-g23">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="alignJustified:" target="Ady-hI-5gd" id="ljL-7U-jND"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Align Right" keyEquivalent="}" id="wb2-vD-lq4">
-                                                        <connections>
-                                                            <action selector="alignRight:" target="Ady-hI-5gd" id="r48-bG-YeY"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="4s2-GY-VfK"/>
-                                                    <menuItem title="Writing Direction" id="H1b-Si-o9J">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <menu key="submenu" title="Writing Direction" id="8mr-sm-Yjd">
-                                                            <items>
-                                                                <menuItem title="Paragraph" enabled="NO" id="ZvO-Gk-QUH">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                </menuItem>
-                                                                <menuItem id="YGs-j5-SAR">
-                                                                    <string key="title">	Default</string>
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="makeBaseWritingDirectionNatural:" target="Ady-hI-5gd" id="qtV-5e-UBP"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem id="Lbh-J2-qVU">
-                                                                    <string key="title">	Left to Right</string>
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="makeBaseWritingDirectionLeftToRight:" target="Ady-hI-5gd" id="S0X-9S-QSf"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem id="jFq-tB-4Kx">
-                                                                    <string key="title">	Right to Left</string>
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="makeBaseWritingDirectionRightToLeft:" target="Ady-hI-5gd" id="5fk-qB-AqJ"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem isSeparatorItem="YES" id="swp-gr-a21"/>
-                                                                <menuItem title="Selection" enabled="NO" id="cqv-fj-IhA">
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                </menuItem>
-                                                                <menuItem id="Nop-cj-93Q">
-                                                                    <string key="title">	Default</string>
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="makeTextWritingDirectionNatural:" target="Ady-hI-5gd" id="lPI-Se-ZHp"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem id="BgM-ve-c93">
-                                                                    <string key="title">	Left to Right</string>
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="makeTextWritingDirectionLeftToRight:" target="Ady-hI-5gd" id="caW-Bv-w94"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                                <menuItem id="RB4-Sm-HuC">
-                                                                    <string key="title">	Right to Left</string>
-                                                                    <modifierMask key="keyEquivalentModifierMask"/>
-                                                                    <connections>
-                                                                        <action selector="makeTextWritingDirectionRightToLeft:" target="Ady-hI-5gd" id="EXD-6r-ZUu"/>
-                                                                    </connections>
-                                                                </menuItem>
-                                                            </items>
-                                                        </menu>
-                                                    </menuItem>
-                                                    <menuItem isSeparatorItem="YES" id="fKy-g9-1gm"/>
-                                                    <menuItem title="Show Ruler" id="vLm-3I-IUL">
-                                                        <modifierMask key="keyEquivalentModifierMask"/>
-                                                        <connections>
-                                                            <action selector="toggleRuler:" target="Ady-hI-5gd" id="FOx-HJ-KwY"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Copy Ruler" keyEquivalent="c" id="MkV-Pr-PK5">
-                                                        <modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
-                                                        <connections>
-                                                            <action selector="copyRuler:" target="Ady-hI-5gd" id="71i-fW-3W2"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                    <menuItem title="Paste Ruler" keyEquivalent="v" id="LVM-kO-fVI">
-                                                        <modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
-                                                        <connections>
-                                                            <action selector="pasteRuler:" target="Ady-hI-5gd" id="cSh-wd-qM2"/>
-                                                        </connections>
-                                                    </menuItem>
-                                                </items>
-                                            </menu>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
-                            <menuItem title="View" id="H8h-7b-M4v">
-                                <modifierMask key="keyEquivalentModifierMask"/>
-                                <menu key="submenu" title="View" id="HyV-fh-RgO">
-                                    <items>
-                                        <menuItem title="Show Toolbar" keyEquivalent="t" id="snW-S8-Cw5">
-                                            <modifierMask key="keyEquivalentModifierMask" option="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="toggleToolbarShown:" target="Ady-hI-5gd" id="BXY-wc-z0C"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Customize Toolbar…" id="1UK-8n-QPP">
-                                            <modifierMask key="keyEquivalentModifierMask"/>
-                                            <connections>
-                                                <action selector="runToolbarCustomizationPalette:" target="Ady-hI-5gd" id="pQI-g3-MTW"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem isSeparatorItem="YES" id="hB3-LF-h0Y"/>
-                                        <menuItem title="Show Sidebar" keyEquivalent="s" id="kIP-vf-haE">
-                                            <modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="toggleSourceList:" target="Ady-hI-5gd" id="iwa-gc-5KM"/>
-                                            </connections>
-                                        </menuItem>
-                                        <menuItem title="Enter Full Screen" keyEquivalent="f" id="4J7-dP-txa">
-                                            <modifierMask key="keyEquivalentModifierMask" control="YES" command="YES"/>
-                                            <connections>
-                                                <action selector="toggleFullScreen:" target="Ady-hI-5gd" id="dU3-MA-1Rq"/>
-                                            </connections>
-                                        </menuItem>
-                                    </items>
-                                </menu>
-                            </menuItem>
                             <menuItem title="Window" id="aUF-d1-5bR">
                                 <modifierMask key="keyEquivalentModifierMask"/>
                                 <menu key="submenu" title="Window" systemMenu="window" id="Td7-aD-5lo">
@@ -691,7 +115,7 @@
         <scene sceneID="R2V-B0-nI4">
             <objects>
                 <windowController id="B8D-0N-5wS" customClass="WindowController" customModule="Persephone" customModuleProvider="target" sceneMemberID="viewController">
-                    <window key="window" title="Window" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" releasedWhenClosed="NO" visibleAtLaunch="NO" animationBehavior="default" id="IQv-IB-iLA">
+                    <window key="window" title="Window" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" releasedWhenClosed="NO" visibleAtLaunch="NO" animationBehavior="default" id="IQv-IB-iLA" customClass="MainWindow" customModule="Persephone" customModuleProvider="target">
                         <windowStyleMask key="styleMask" titled="YES" closable="YES" miniaturizable="YES" resizable="YES"/>
                         <windowPositionMask key="initialPositionMask" leftStrut="YES" rightStrut="YES" topStrut="YES" bottomStrut="YES"/>
                         <rect key="contentRect" x="207" y="570" width="960" height="560"/>
@@ -720,9 +144,55 @@
                                     </segmentedControl>
                                 </toolbarItem>
                                 <toolbarItem implicitItemIdentifier="NSToolbarFlexibleSpaceItem" id="9ol-aR-mzv"/>
+                                <toolbarItem implicitItemIdentifier="D72AC4FE-1D0A-420A-8EA8-F28DBFCE9A8E" explicitItemIdentifier="trackProgress" label="Track progress" paletteLabel="Track progress" id="n52-8S-6kR">
+                                    <nil key="toolTip"/>
+                                    <size key="minSize" width="50" height="17"/>
+                                    <size key="maxSize" width="55" height="17"/>
+                                    <textField key="view" horizontalHuggingPriority="251" verticalHuggingPriority="750" preferredMaxLayoutWidth="50" id="kx6-xm-TAN">
+                                        <rect key="frame" x="16" y="14" width="55" height="17"/>
+                                        <autoresizingMask key="autoresizingMask"/>
+                                        <textFieldCell key="cell" lineBreakMode="clipping" alignment="right" placeholderString="8:88:88" id="g0c-k5-wCA">
+                                            <font key="font" metaFont="system"/>
+                                            <color key="textColor" name="tertiaryLabelColor" catalog="System" colorSpace="catalog"/>
+                                            <color key="backgroundColor" name="textBackgroundColor" catalog="System" colorSpace="catalog"/>
+                                        </textFieldCell>
+                                    </textField>
+                                </toolbarItem>
+                                <toolbarItem implicitItemIdentifier="71780196-F7F7-466C-8DED-D4AB25336BD1" explicitItemIdentifier="trackProgressBar" label="Track progress bar" paletteLabel="Track progress bar" id="s1h-EC-nvL">
+                                    <nil key="toolTip"/>
+                                    <size key="minSize" width="96" height="17"/>
+                                    <size key="maxSize" width="540" height="17"/>
+                                    <slider key="view" verticalHuggingPriority="750" id="KMy-xf-rmN">
+                                        <rect key="frame" x="5" y="14" width="96" height="17"/>
+                                        <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
+                                        <sliderCell key="cell" controlSize="small" continuous="YES" enabled="NO" state="on" alignment="left" maxValue="100" tickMarkPosition="above" sliderType="linear" id="zAF-pq-e9g"/>
+                                        <connections>
+                                            <action selector="changeTrackProgress:" target="B8D-0N-5wS" id="Dkh-9b-A5y"/>
+                                        </connections>
+                                    </slider>
+                                </toolbarItem>
+                                <toolbarItem implicitItemIdentifier="1FD81C0E-71C5-41A5-9EAE-A6B12A08FA13" label="Track remaining" paletteLabel="Track remaining" id="5U7-UV-xn2">
+                                    <nil key="toolTip"/>
+                                    <size key="minSize" width="58" height="17"/>
+                                    <size key="maxSize" width="60" height="17"/>
+                                    <textField key="view" horizontalHuggingPriority="251" verticalHuggingPriority="750" preferredMaxLayoutWidth="58" id="9WZ-ij-lrb">
+                                        <rect key="frame" x="16" y="14" width="60" height="17"/>
+                                        <autoresizingMask key="autoresizingMask"/>
+                                        <textFieldCell key="cell" lineBreakMode="clipping" alignment="left" placeholderString="-8:88:88" id="XUa-pD-s5c">
+                                            <font key="font" metaFont="system"/>
+                                            <color key="textColor" name="tertiaryLabelColor" catalog="System" colorSpace="catalog"/>
+                                            <color key="backgroundColor" name="textBackgroundColor" catalog="System" colorSpace="catalog"/>
+                                        </textFieldCell>
+                                    </textField>
+                                </toolbarItem>
                             </allowedToolbarItems>
                             <defaultToolbarItems>
                                 <toolbarItem reference="p3r-ty-Pxf"/>
+                                <toolbarItem reference="9ol-aR-mzv"/>
+                                <toolbarItem reference="n52-8S-6kR"/>
+                                <toolbarItem reference="s1h-EC-nvL"/>
+                                <toolbarItem reference="5U7-UV-xn2"/>
+                                <toolbarItem reference="9ol-aR-mzv"/>
                             </defaultToolbarItems>
                         </toolbar>
                         <connections>
@@ -730,6 +200,9 @@
                         </connections>
                     </window>
                     <connections>
+                        <outlet property="trackProgress" destination="kx6-xm-TAN" id="XDv-Th-Agj"/>
+                        <outlet property="trackProgressBar" destination="KMy-xf-rmN" id="a67-JU-cyQ"/>
+                        <outlet property="trackRemaining" destination="9WZ-ij-lrb" id="0pH-d7-wvD"/>
                         <outlet property="transportControls" destination="EBk-sD-nG7" id="yOo-58-Fby"/>
                         <segue destination="fnD-7K-pHK" kind="relationship" relationship="window.shadowedContentViewController" id="fQQ-kB-KVc"/>
                     </connections>
@@ -738,10 +211,10 @@
             </objects>
             <point key="canvasLocation" x="74" y="264"/>
         </scene>
-        <!--Split View Controller-->
+        <!--Main Split View Controller-->
         <scene sceneID="1Jk-lV-xYK">
             <objects>
-                <splitViewController id="fnD-7K-pHK" sceneMemberID="viewController">
+                <splitViewController id="fnD-7K-pHK" customClass="MainSplitViewController" customModule="Persephone" customModuleProvider="target" sceneMemberID="viewController">
                     <splitViewItems>
                         <splitViewItem holdingPriority="255" behavior="contentList" id="CWo-v7-gd2"/>
                         <splitViewItem id="y8g-4F-czS"/>
@@ -932,7 +405,7 @@
                                                         </tableCellView>
                                                     </prototypeCellViews>
                                                 </tableColumn>
-                                                <tableColumn identifier="songArtistColumn" width="144" minWidth="128" maxWidth="1000" id="SPM-QP-DX8">
+                                                <tableColumn identifier="songArtistColumn" width="144" minWidth="64" maxWidth="1000" id="SPM-QP-DX8">
                                                     <tableHeaderCell key="headerCell" lineBreakMode="truncatingTail" borderStyle="border" alignment="left" title="Artist">
                                                         <font key="font" metaFont="smallSystem"/>
                                                         <color key="textColor" name="headerTextColor" catalog="System" colorSpace="catalog"/>
@@ -949,9 +422,8 @@
                                                             <rect key="frame" x="204" y="1" width="144" height="17"/>
                                                             <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                                                             <subviews>
-                                                                <textField verticalHuggingPriority="750" horizontalCompressionResistancePriority="250" fixedFrame="YES" translatesAutoresizingMaskIntoConstraints="NO" id="tBe-Q9-3Rw">
+                                                                <textField verticalHuggingPriority="750" horizontalCompressionResistancePriority="250" translatesAutoresizingMaskIntoConstraints="NO" id="tBe-Q9-3Rw">
-                                                                    <rect key="frame" x="0.0" y="0.0" width="222" height="17"/>
+                                                                    <rect key="frame" x="0.0" y="0.0" width="149" height="17"/>
-                                                                    <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
                                                                     <textFieldCell key="cell" lineBreakMode="truncatingTail" sendsActionOnEndEditing="YES" title="Table View Cell" id="Ceb-ec-ydU">
                                                                         <font key="font" metaFont="system"/>
                                                                         <color key="textColor" name="controlTextColor" catalog="System" colorSpace="catalog"/>
@@ -959,6 +431,11 @@
                                                                     </textFieldCell>
                                                                 </textField>
                                                             </subviews>
+                                                            <constraints>
+                                                                <constraint firstItem="tBe-Q9-3Rw" firstAttribute="centerY" secondItem="JSk-Vc-Y7e" secondAttribute="centerY" id="Tkg-cb-Bg6"/>
+                                                                <constraint firstAttribute="trailing" secondItem="tBe-Q9-3Rw" secondAttribute="trailing" constant="-3" id="VhZ-ua-QQX"/>
+                                                                <constraint firstItem="tBe-Q9-3Rw" firstAttribute="leading" secondItem="JSk-Vc-Y7e" secondAttribute="leading" constant="2" id="cTy-tR-Grg"/>
+                                                            </constraints>
                                                             <connections>
                                                                 <outlet property="textField" destination="tBe-Q9-3Rw" id="2e6-zi-tKj"/>
                                                             </connections>
@@ -968,7 +445,6 @@
                                             </tableColumns>
                                             <connections>
                                                 <action trigger="doubleAction" selector="playTrack:" target="KIP-rq-4dM" id="opa-6G-OW0"/>
-                                                <outlet property="dataSource" destination="KIP-rq-4dM" id="K1Q-7o-xXW"/>
                                                 <outlet property="delegate" destination="KIP-rq-4dM" id="60F-6x-bUE"/>
                                             </connections>
                                         </outlineView>
@@ -1024,7 +500,6 @@
                                             <collectionViewLayout key="collectionViewLayout" id="YE8-sD-l5P" customClass="AlbumViewLayout" customModule="Persephone" customModuleProvider="target"/>
                                             <color key="primaryBackgroundColor" name="controlBackgroundColor" catalog="System" colorSpace="catalog"/>
                                             <connections>
-                                                <outlet property="dataSource" destination="gPn-fP-LFc" id="2VB-5V-ltv"/>
                                                 <outlet property="delegate" destination="gPn-fP-LFc" id="LQ2-Vl-r08"/>
                                             </connections>
                                         </collectionView>
@@ -1049,6 +524,7 @@
                     </view>
                     <connections>
                         <outlet property="albumCollectionView" destination="lfq-AB-epE" id="p69-Fs-hCN"/>
+                        <outlet property="albumScrollView" destination="i5f-35-7x8" id="jmd-Sa-Bxt"/>
                     </connections>
                 </viewController>
                 <customObject id="uex-Ws-5X4" userLabel="First Responder" customClass="NSResponder" sceneMemberID="firstResponder"/>

Persephone/Services/AlbumArtService.swift

@@ -0,0 +1,69 @@
+//
+//  AlbumArtService.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/23.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+import SwiftyJSON
+
+class AlbumArtService: NSObject {
+  static var shared = AlbumArtService()
+  var session = URLSession(configuration: .default)
+
+  func fetchAlbumArt(for album: AlbumItem, callBack: @escaping (_ image: NSImage) -> Void) {
+    let artist = album.artist
+    let title = album.title
+
+    getArtworkFromMusicBrainz(artist: artist, title: title, callBack: callBack)
+  }
+
+  func getArtworkFromMusicBrainz(artist: String, title: String, callBack: @escaping (_ image: NSImage) -> Void) {
+    if var urlComponents = URLComponents(string: "https://musicbrainz.org/ws/2/release/") {
+      urlComponents.query = "query=artist:\(artist) AND release:\(title) AND country:US&limit=1&fmt=json"
+
+      guard let searchURL = urlComponents.url
+        else { return }
+
+      print(searchURL)
+
+      let releaseTask = session.dataTask(with: searchURL) { data, response, error in
+        if let _ = error {
+          return
+        }
+
+        guard let httpResponse = response as? HTTPURLResponse,
+          (200...299).contains(httpResponse.statusCode) else {
+            return
+        }
+
+        if let mimeType = httpResponse.mimeType, mimeType == "application/json",
+          let data = data,
+          let json = try? JSON(data: data) {
+
+          let releaseId = json["releases"][0]["id"]
+          let coverURL = URLComponents(string: "https://coverartarchive.org/release/\(releaseId)/front")
+          print(coverURL)
+          let coverArtTask = self.session.dataTask(with: coverURL!.url!) { data, response, error in
+            guard let httpResponse = response as? HTTPURLResponse,
+              (200...299).contains(httpResponse.statusCode) else {
+                return
+            }
+            print(httpResponse.mimeType)
+            if let mimeType = httpResponse.mimeType, mimeType == "image/jpeg",
+              let data = data,
+              let coverImage = NSImage(data: data) {
+
+              callBack(coverImage)
+            }
+          }
+
+          coverArtTask.resume()
+        }
+      }
+      releaseTask.resume()
+    }
+  }
+}

Persephone/Views/AlbumItemView.swift

@@ -0,0 +1,71 @@
+//
+//  AlbumItemView.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/17.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class AlbumItemView: NSView {
+  var trackingArea: NSTrackingArea?
+
+  override func updateTrackingAreas() {
+    super.updateTrackingAreas()
+
+    guard let albumImageView = imageView else { return }
+
+    if let trackingArea = self.trackingArea {
+      self.removeTrackingArea(trackingArea)
+    }
+
+    let trackingArea = NSTrackingArea(
+      rect: albumImageView.frame,
+      options: [.mouseEnteredAndExited, .activeAlways],
+      owner: self,
+      userInfo: nil
+    )
+
+    self.trackingArea = trackingArea
+    addTrackingArea(trackingArea)
+  }
+
+  required init?(coder decoder: NSCoder) {
+    super.init(coder: decoder)
+
+    NotificationCenter.default.addObserver(
+      self,
+      selector: #selector(viewWillScroll(_:)),
+      name: NSScrollView.willStartLiveScrollNotification,
+      object: nil
+    )
+  }
+
+  @objc func viewWillScroll(_ notification: Notification) {
+    hidePlayButton()
+  }
+
+  override func resize(withOldSuperviewSize oldSize: NSSize) {
+    hidePlayButton()
+  }
+
+  override func mouseEntered(with event: NSEvent) {
+    showPlayButton()
+  }
+
+  override func mouseExited(with event: NSEvent) {
+    hidePlayButton()
+  }
+
+  func showPlayButton() {
+    playButton.isHidden = false
+  }
+
+  func hidePlayButton() {
+    playButton.isHidden = true
+  }
+
+  @IBOutlet var imageView: NSImageView!
+  @IBOutlet var playButton: NSButton!
+}

Persephone/Views/MainWindow.swift

@@ -0,0 +1,20 @@
+//
+//  MainWindow.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 2019/2/22.
+//  Copyright © 2019 Dan Barber. All rights reserved.
+//
+
+import Cocoa
+
+class MainWindow: NSWindow {
+  override func keyDown(with event: NSEvent) {
+    switch event.keyCode {
+    case NSEvent.keyCodeSpace:
+      nextResponder?.keyDown(with: event)
+    default:
+      super.keyDown(with: event)
+    }
+  }
+}

bin/setup

@@ -2,6 +2,8 @@
 
 git submodule update --init
 
+carthage update
+
 cd libmpdclient && \
   meson . output && \
   ninja -C output