Adjust version number

Co-Authored-By: louis-antonopoulos <louis@thoughtbot.com>

Persephone.xcodeproj/project.pbxproj

@@ -29,9 +29,6 @@
 		E41E5307223C019100173814 /* MPDClient+Status.swift in Sources */ = {isa = PBXBuildFile; fileRef = E41E5306223C019100173814 /* MPDClient+Status.swift */; };
 		E41E5309223C020400173814 /* MPDClient+Command.swift in Sources */ = {isa = PBXBuildFile; fileRef = E41E5308223C020400173814 /* MPDClient+Command.swift */; };
 		E41E530B223C033700173814 /* MPDClient+Album.swift in Sources */ = {isa = PBXBuildFile; fileRef = E41E530A223C033700173814 /* MPDClient+Album.swift */; };
-		E41E530E223EF4CF00173814 /* CoverArtService+Caching.swift in Sources */ = {isa = PBXBuildFile; fileRef = E41E530D223EF4CF00173814 /* CoverArtService+Caching.swift */; };
-		E41E5310223EF6CE00173814 /* CoverArtService+Remote.swift in Sources */ = {isa = PBXBuildFile; fileRef = E41E530F223EF6CE00173814 /* CoverArtService+Remote.swift */; };
-		E41E5312223EF74A00173814 /* CoverArtService+Filesystem.swift in Sources */ = {isa = PBXBuildFile; fileRef = E41E5311223EF74A00173814 /* CoverArtService+Filesystem.swift */; };
 		E41EA46C221636AF0068EF46 /* GeneralPrefsViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = E41EA46B221636AF0068EF46 /* GeneralPrefsViewController.swift */; };
 		E4235640228623D2001216D6 /* QueueSongTitleView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E423563F228623D2001216D6 /* QueueSongTitleView.swift */; };
 		E42410B62241B956005ED6DF /* MPDClient+Database.swift in Sources */ = {isa = PBXBuildFile; fileRef = E42410B52241B956005ED6DF /* MPDClient+Database.swift */; };
@@ -49,6 +46,7 @@
 		E43B67AA22909793007DCF55 /* AlbumDetailView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E43B67A822909793007DCF55 /* AlbumDetailView.swift */; };
 		E43B67AB22909793007DCF55 /* AlbumDetailView.xib in Resources */ = {isa = PBXBuildFile; fileRef = E43B67A922909793007DCF55 /* AlbumDetailView.xib */; };
 		E43B67AD229194CD007DCF55 /* AlbumTracksDataSource.swift in Sources */ = {isa = PBXBuildFile; fileRef = E43B67AC229194CD007DCF55 /* AlbumTracksDataSource.swift */; };
+		E43BECA0238835DC00CAF1EB /* Kingfisher in Frameworks */ = {isa = PBXBuildFile; productRef = E43BEC9F238835DC00CAF1EB /* Kingfisher */; };
 		E4405192227644340090CD6F /* MPDServerController.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4405191227644340090CD6F /* MPDServerController.swift */; };
 		E44051942278765A0090CD6F /* App.swift in Sources */ = {isa = PBXBuildFile; fileRef = E44051932278765A0090CD6F /* App.swift */; };
 		E440519C227BAF2E0090CD6F /* UIActions.swift in Sources */ = {isa = PBXBuildFile; fileRef = E440519B227BAF2E0090CD6F /* UIActions.swift */; };
@@ -74,7 +72,6 @@
 		E489E39D22B9CF0000CA8CBD /* NSView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E489E39C22B9CF0000CA8CBD /* NSView.swift */; };
 		E489E3A422B9D31800CA8CBD /* DraggedSongView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E489E3A222B9D31800CA8CBD /* DraggedSongView.swift */; };
 		E489E3A522B9D31800CA8CBD /* DraggedSongView.xib in Resources */ = {isa = PBXBuildFile; fileRef = E489E3A322B9D31800CA8CBD /* DraggedSongView.xib */; };
-		E48E92D7235113DF00A5E1BB /* Metadata.swift in Sources */ = {isa = PBXBuildFile; fileRef = E48E92D6235113DF00A5E1BB /* Metadata.swift */; };
 		E4928E0B2218D62A001D4BEA /* CGColor.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4928E0A2218D62A001D4BEA /* CGColor.swift */; };
 		E49A5482233E580800EED353 /* PromiseKit in Frameworks */ = {isa = PBXBuildFile; productRef = E49A5481233E580800EED353 /* PromiseKit */; };
 		E49A5485233E5ADC00EED353 /* Differ in Frameworks */ = {isa = PBXBuildFile; productRef = E49A5484233E5ADC00EED353 /* Differ */; };
@@ -85,7 +82,6 @@
 		E4A642DA22090CBE00067D21 /* MPDStatus.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4A642D922090CBE00067D21 /* MPDStatus.swift */; };
 		E4A83BEF2221F8CF0098FED6 /* CoverArtPrefsController.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4A83BEE2221F8CF0098FED6 /* CoverArtPrefsController.swift */; };
 		E4A83BF12221FAA00098FED6 /* PreferencesViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4A83BF02221FAA00098FED6 /* PreferencesViewController.swift */; };
-		E4A83BF4222207D50098FED6 /* CoverArtService.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4A83BF3222207D50098FED6 /* CoverArtService.swift */; };
 		E4B11B53226928F20075461B /* AppState.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4B11B52226928F20075461B /* AppState.swift */; };
 		E4B11B61226A4C000075461B /* PlayerReducer.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4B11B60226A4BFF0075461B /* PlayerReducer.swift */; };
 		E4B11B63226A4C510075461B /* AppReducer.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4B11B62226A4C510075461B /* AppReducer.swift */; };
@@ -108,6 +104,7 @@
 		E4C8B53C22342005009A20F3 /* PreferencesWindowController.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4C8B53B22342005009A20F3 /* PreferencesWindowController.swift */; };
 		E4C8B53E22349002009A20F3 /* MPDIdle.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4C8B53D22349002009A20F3 /* MPDIdle.swift */; };
 		E4D3BFA622B419C000C56F48 /* QueueViewController+NSOutlineViewDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4D3BFA522B419C000C56F48 /* QueueViewController+NSOutlineViewDelegate.swift */; };
+		E4DA820623D6236200C1EE58 /* NSSize.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4DA820523D6236200C1EE58 /* NSSize.swift */; };
 		E4E7A6AD22AAAF98006D566C /* AlbumDetailView+NSTableViewDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4E7A6AC22AAAF98006D566C /* AlbumDetailView+NSTableViewDelegate.swift */; };
 		E4E8CC902204EC7F0024217A /* Delegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4E8CC8F2204EC7F0024217A /* Delegate.swift */; };
 		E4E8CC922204F4B80024217A /* QueueViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = E4E8CC912204F4B80024217A /* QueueViewController.swift */; };
@@ -234,9 +231,6 @@
 		E41E5306223C019100173814 /* MPDClient+Status.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MPDClient+Status.swift"; sourceTree = "<group>"; };
 		E41E5308223C020400173814 /* MPDClient+Command.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MPDClient+Command.swift"; sourceTree = "<group>"; };
 		E41E530A223C033700173814 /* MPDClient+Album.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MPDClient+Album.swift"; sourceTree = "<group>"; };
-		E41E530D223EF4CF00173814 /* CoverArtService+Caching.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "CoverArtService+Caching.swift"; sourceTree = "<group>"; };
-		E41E530F223EF6CE00173814 /* CoverArtService+Remote.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "CoverArtService+Remote.swift"; sourceTree = "<group>"; };
-		E41E5311223EF74A00173814 /* CoverArtService+Filesystem.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "CoverArtService+Filesystem.swift"; sourceTree = "<group>"; };
 		E41EA46B221636AF0068EF46 /* GeneralPrefsViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = GeneralPrefsViewController.swift; sourceTree = "<group>"; };
 		E423563F228623D2001216D6 /* QueueSongTitleView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = QueueSongTitleView.swift; sourceTree = "<group>"; };
 		E42410B52241B956005ED6DF /* MPDClient+Database.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "MPDClient+Database.swift"; sourceTree = "<group>"; };
@@ -279,13 +273,11 @@
 		E489E39C22B9CF0000CA8CBD /* NSView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NSView.swift; sourceTree = "<group>"; };
 		E489E3A222B9D31800CA8CBD /* DraggedSongView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DraggedSongView.swift; sourceTree = "<group>"; };
 		E489E3A322B9D31800CA8CBD /* DraggedSongView.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = DraggedSongView.xib; sourceTree = "<group>"; };
-		E48E92D6235113DF00A5E1BB /* Metadata.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Metadata.swift; sourceTree = "<group>"; };
 		E4928E0A2218D62A001D4BEA /* CGColor.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = CGColor.swift; sourceTree = "<group>"; };
 		E4A3A6A022A457B600EA2C40 /* AlbumDetailSongListView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AlbumDetailSongListView.swift; sourceTree = "<group>"; };
 		E4A642D922090CBE00067D21 /* MPDStatus.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MPDStatus.swift; sourceTree = "<group>"; };
 		E4A83BEE2221F8CF0098FED6 /* CoverArtPrefsController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CoverArtPrefsController.swift; sourceTree = "<group>"; };
 		E4A83BF02221FAA00098FED6 /* PreferencesViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PreferencesViewController.swift; sourceTree = "<group>"; };
-		E4A83BF3222207D50098FED6 /* CoverArtService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CoverArtService.swift; sourceTree = "<group>"; };
 		E4B11B52226928F20075461B /* AppState.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppState.swift; sourceTree = "<group>"; };
 		E4B11B60226A4BFF0075461B /* PlayerReducer.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PlayerReducer.swift; sourceTree = "<group>"; };
 		E4B11B62226A4C510075461B /* AppReducer.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppReducer.swift; sourceTree = "<group>"; };
@@ -306,6 +298,7 @@
 		E4C8B53B22342005009A20F3 /* PreferencesWindowController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PreferencesWindowController.swift; sourceTree = "<group>"; };
 		E4C8B53D22349002009A20F3 /* MPDIdle.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = MPDIdle.swift; sourceTree = "<group>"; };
 		E4D3BFA522B419C000C56F48 /* QueueViewController+NSOutlineViewDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "QueueViewController+NSOutlineViewDelegate.swift"; sourceTree = "<group>"; };
+		E4DA820523D6236200C1EE58 /* NSSize.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NSSize.swift; sourceTree = "<group>"; };
 		E4E7A6AC22AAAF98006D566C /* AlbumDetailView+NSTableViewDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "AlbumDetailView+NSTableViewDelegate.swift"; sourceTree = "<group>"; };
 		E4E8CC8F2204EC7F0024217A /* Delegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Delegate.swift; sourceTree = "<group>"; };
 		E4E8CC912204F4B80024217A /* QueueViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = QueueViewController.swift; sourceTree = "<group>"; };
@@ -332,6 +325,7 @@
 				E4B11BA72274E4500075461B /* libmpdclient.2.dylib in Frameworks */,
 				E49A5485233E5ADC00EED353 /* Differ in Frameworks */,
 				E4677C48233E60E70041474F /* MediaKeyTap in Frameworks */,
+				E43BECA0238835DC00CAF1EB /* Kingfisher in Frameworks */,
 				E49A548E233E5B6000EED353 /* SwiftyJSON in Frameworks */,
 				E4E96D13233E630800AFD36F /* PMKFoundation in Frameworks */,
 				E49A5482233E580800EED353 /* PromiseKit in Frameworks */,
@@ -432,6 +426,7 @@
 				E489E39822B85D0400CA8CBD /* NSPasteboard.swift */,
 				E489E39C22B9CF0000CA8CBD /* NSView.swift */,
 				E43AC1F022C68E6A001E483C /* NSPasteboardItem.swift */,
+				E4DA820523D6236200C1EE58 /* NSSize.swift */,
 			);
 			path = Extensions;
 			sourceTree = "<group>";
@@ -448,9 +443,9 @@
 				E41E5302223BF9C300173814 /* MPDClient+Idle.swift */,
 				E41E5300223BF99300173814 /* MPDClient+Queue.swift */,
 				E42A4D5022E2167E001C6CAD /* MPDClient+Songs.swift */,
+				E408D3BD220E03EE0006D9BE /* RawRepresentable.swift */,
 				E41E5306223C019100173814 /* MPDClient+Status.swift */,
 				E41E52FE223BF95E00173814 /* MPDClient+Transport.swift */,
-				E408D3BD220E03EE0006D9BE /* RawRepresentable.swift */,
 			);
 			path = Extensions;
 			sourceTree = "<group>";
@@ -514,16 +509,6 @@
 			path = mpd;
 			sourceTree = "<group>";
 		};
-		E41E530C223EF4BA00173814 /* Extensions */ = {
-			isa = PBXGroup;
-			children = (
-				E41E530D223EF4CF00173814 /* CoverArtService+Caching.swift */,
-				E41E5311223EF74A00173814 /* CoverArtService+Filesystem.swift */,
-				E41E530F223EF6CE00173814 /* CoverArtService+Remote.swift */,
-			);
-			path = Extensions;
-			sourceTree = "<group>";
-		};
 		E442CCC42347D5B900004E0C /* Components */ = {
 			isa = PBXGroup;
 			children = (
@@ -642,8 +627,6 @@
 		E4A83BF2222207BE0098FED6 /* Services */ = {
 			isa = PBXGroup;
 			children = (
-				E41E530C223EF4BA00173814 /* Extensions */,
-				E4A83BF3222207D50098FED6 /* CoverArtService.swift */,
 				E439109722640213002982E9 /* SongNotifierService.swift */,
 			);
 			path = Services;
@@ -736,7 +719,6 @@
 				E419E2862249B96600216A8C /* Song.swift */,
 				E47E2FDC2220A6D100F747E6 /* Time.swift */,
 				E4B11B72226A6C770075461B /* TrackTimer.swift */,
-				E48E92D6235113DF00A5E1BB /* Metadata.swift */,
 			);
 			path = Models;
 			sourceTree = "<group>";
@@ -768,6 +750,7 @@
 				E49A548D233E5B6000EED353 /* SwiftyJSON */,
 				E4677C47233E60E70041474F /* MediaKeyTap */,
 				E4E96D12233E630800AFD36F /* PMKFoundation */,
+				E43BEC9F238835DC00CAF1EB /* Kingfisher */,
 			);
 			productName = Persephone;
 			productReference = E40786182110CE6E006887B1 /* Persephone.app */;
@@ -860,6 +843,7 @@
 				E49A548C233E5B6000EED353 /* XCRemoteSwiftPackageReference "SwiftyJSON" */,
 				E4A9BEF9233E5F9000457785 /* XCRemoteSwiftPackageReference "MediaKeyTap" */,
 				E4E96D11233E630800AFD36F /* XCRemoteSwiftPackageReference "Foundation" */,
+				E43BEC9E238835DC00CAF1EB /* XCRemoteSwiftPackageReference "Kingfisher" */,
 			);
 			productRefGroup = E40786192110CE6E006887B1 /* Products */;
 			projectDirPath = "";
@@ -948,9 +932,7 @@
 				E4C8B53C22342005009A20F3 /* PreferencesWindowController.swift in Sources */,
 				E4B11B63226A4C510075461B /* AppReducer.swift in Sources */,
 				E41E5307223C019100173814 /* MPDClient+Status.swift in Sources */,
-				E41E5310223EF6CE00173814 /* CoverArtService+Remote.swift in Sources */,
 				E442CCCD2347E73C00004E0C /* Artist.swift in Sources */,
-				E48E92D7235113DF00A5E1BB /* Metadata.swift in Sources */,
 				E41E530B223C033700173814 /* MPDClient+Album.swift in Sources */,
 				E42410B62241B956005ED6DF /* MPDClient+Database.swift in Sources */,
 				E4235640228623D2001216D6 /* QueueSongTitleView.swift in Sources */,
@@ -961,6 +943,7 @@
 				E43B67AD229194CD007DCF55 /* AlbumTracksDataSource.swift in Sources */,
 				E41E52FD223BF87300173814 /* MPDClient+Connection.swift in Sources */,
 				E450AD7E222620A10091BED3 /* Album.swift in Sources */,
+				E4DA820623D6236200C1EE58 /* NSSize.swift in Sources */,
 				E408D3B6220DD8970006D9BE /* Notification.swift in Sources */,
 				E43AC1F822C7065A001E483C /* AlbumCoverButton.swift in Sources */,
 				E45962C62241A78500FC1A1E /* MPDCommand.swift in Sources */,
@@ -1005,18 +988,15 @@
 				E4120D6C22AD8139004CB1F8 /* QueueView.swift in Sources */,
 				E41EA46C221636AF0068EF46 /* GeneralPrefsViewController.swift in Sources */,
 				E4E8CC902204EC7F0024217A /* Delegate.swift in Sources */,
-				E4A83BF4222207D50098FED6 /* CoverArtService.swift in Sources */,
 				E47E2FD5222071FD00F747E6 /* AlbumViewItem.swift in Sources */,
 				E408D3BE220E03EE0006D9BE /* RawRepresentable.swift in Sources */,
 				E4B11B66226A4F830075461B /* PlayerState.swift in Sources */,
 				E4B11BBE2275EDAA0075461B /* PlayerActions.swift in Sources */,
 				E4F26F7723411AE300D45FF9 /* ArtistListActions.swift in Sources */,
 				E4FF71942276043A00D4C412 /* MPDServer.swift in Sources */,
-				E41E530E223EF4CF00173814 /* CoverArtService+Caching.swift in Sources */,
 				E4E8CC922204F4B80024217A /* QueueViewController.swift in Sources */,
 				E440519C227BAF2E0090CD6F /* UIActions.swift in Sources */,
 				E45878382296173C00586A1C /* AlbumDetailSongRowView.swift in Sources */,
-				E41E5312223EF74A00173814 /* CoverArtService+Filesystem.swift in Sources */,
 				E41E5301223BF99300173814 /* MPDClient+Queue.swift in Sources */,
 				E4EB237B220F7CF1008C70C0 /* MPDAlbum.swift in Sources */,
 				E41E5303223BF9C300173814 /* MPDClient+Idle.swift in Sources */,
@@ -1193,10 +1173,10 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				CODE_SIGN_IDENTITY = "Mac Developer";
+				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = BDEE7ZBFZ3;
+				DEVELOPMENT_TEAM = 8E7TQ638ZD;
 				ENABLE_HARDENED_RUNTIME = YES;
 				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
 				INFOPLIST_FILE = Persephone/Info.plist;
@@ -1208,6 +1188,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/libmpdclient/output",
 				);
+				MARKETING_VERSION = "0.14.0-alpha";
 				PRODUCT_BUNDLE_IDENTIFIER = me.danbarber.Persephone;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -1221,10 +1202,10 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
-				CODE_SIGN_IDENTITY = "Mac Developer";
+				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
 				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = BDEE7ZBFZ3;
+				DEVELOPMENT_TEAM = 8E7TQ638ZD;
 				ENABLE_HARDENED_RUNTIME = YES;
 				FRAMEWORK_SEARCH_PATHS = "$(inherited)";
 				INFOPLIST_FILE = Persephone/Info.plist;
@@ -1236,6 +1217,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/libmpdclient/output",
 				);
+				MARKETING_VERSION = "0.14.0-alpha";
 				PRODUCT_BUNDLE_IDENTIFIER = me.danbarber.Persephone;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -1389,6 +1371,14 @@
 /* End XCConfigurationList section */
 
 /* Begin XCRemoteSwiftPackageReference section */
+		E43BEC9E238835DC00CAF1EB /* XCRemoteSwiftPackageReference "Kingfisher" */ = {
+			isa = XCRemoteSwiftPackageReference;
+			repositoryURL = "https://github.com/onevcat/Kingfisher.git";
+			requirement = {
+				kind = upToNextMajorVersion;
+				minimumVersion = 5.10.1;
+			};
+		};
 		E49A5480233E580800EED353 /* XCRemoteSwiftPackageReference "PromiseKit" */ = {
 			isa = XCRemoteSwiftPackageReference;
 			repositoryURL = "https://github.com/mxcl/PromiseKit";
@@ -1448,6 +1438,11 @@
 /* End XCRemoteSwiftPackageReference section */
 
 /* Begin XCSwiftPackageProductDependency section */
+		E43BEC9F238835DC00CAF1EB /* Kingfisher */ = {
+			isa = XCSwiftPackageProductDependency;
+			package = E43BEC9E238835DC00CAF1EB /* XCRemoteSwiftPackageReference "Kingfisher" */;
+			productName = Kingfisher;
+		};
 		E4677C47233E60E70041474F /* MediaKeyTap */ = {
 			isa = XCSwiftPackageProductDependency;
 			package = E4A9BEF9233E5F9000457785 /* XCRemoteSwiftPackageReference "MediaKeyTap" */;

Persephone.xcodeproj/project.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -28,6 +28,15 @@
           "version": "3.3.3"
         }
       },
+      {
+        "package": "Kingfisher",
+        "repositoryURL": "https://github.com/onevcat/Kingfisher.git",
+        "state": {
+          "branch": null,
+          "revision": "8ef6ca8b1b767ac2400762ed2f2bf75ddea3de5b",
+          "version": "5.10.1"
+        }
+      },
       {
         "package": "MediaKeyTap",
         "repositoryURL": "https://github.com/danbee/MediaKeyTap",

Persephone/AppDelegate.swift

@@ -23,9 +23,6 @@ class AppDelegate: NSObject,
   @IBOutlet weak var addSelectedSongToQueueMenuItem: NSMenuItem!
 
   func applicationDidFinishLaunching(_ aNotification: Notification) {
-    connectToMPDServer()
-    instantiateControllers()
-
     mediaKeyTap = MediaKeyTap(delegate: self)
     mediaKeyTap?.start()
 
@@ -34,23 +31,10 @@ class AppDelegate: NSObject,
         $0.uiState
       }
     }
-  }
     
-  func connectToMPDServer() {
-    let mpdServer = App.store.state.preferencesState.mpdServer
-
-    App.mpdClient = MPDClient(
-      host: mpdServer.hostOrDefault,
-      port: mpdServer.portOrDefault,
-      withDelegate: App.mpdServerDelegate
-    )
-
-    App.mpdClient.connect()
-  }
-
-  func instantiateControllers() {
-    _ = App.mpdServerController
     _ = App.userNotificationsController
+
+    App.mpdServerController.connect()
   }
 
   func applicationWillTerminate(_ aNotification: Notification) {

Persephone/Components/Browser/Album Browser/AlbumDataSource.swift

@@ -23,34 +23,6 @@ class AlbumDataSource: NSObject, NSCollectionViewDataSource {
     albumViewItem.view.wantsLayer = true
     albumViewItem.setAlbum(albums[indexPath.item])
 
-    switch albums[indexPath.item].coverArt {
-    case .notLoaded:
-      App.mpdClient.getAlbumFirstSong(for: albums[indexPath.item].mpdAlbum) { mpdSong in
-        guard let mpdSong = mpdSong else { return }
-
-        DispatchQueue.main.async {
-          App.store.dispatch(
-            UpdateAlbumMetaData(
-              metadata: Metadata(date: mpdSong.date),
-              albumIndex: indexPath.item
-            )
-          )
-        }
-
-        CoverArtService(song: Song(mpdSong: mpdSong))
-          .fetchCoverArt()
-          .done { image in
-            DispatchQueue.main.async {
-              App.store.dispatch(
-                UpdateCoverArtAction(coverArt: image, albumIndex: indexPath.item)
-              )
-            }
-          }
-      }
-    default:
-       break
-    }
-
     return albumViewItem
   }
 }

Persephone/Components/Browser/Album Browser/AlbumViewItem.swift

@@ -7,6 +7,7 @@
 //
 
 import AppKit
+import Kingfisher
 
 class AlbumViewItem: NSCollectionViewItem {
   var observer: NSKeyValueObservation?
@@ -43,6 +44,7 @@ class AlbumViewItem: NSCollectionViewItem {
   override func prepareForReuse() {
     super.prepareForReuse()
 
+    albumCoverView.image = .defaultCoverArt
     AlbumDetailView.popover.close()
   }
 
@@ -50,13 +52,22 @@ class AlbumViewItem: NSCollectionViewItem {
     self.album = album
     albumTitle.stringValue = album.title
     albumArtist.stringValue = album.artist
-
+    setAlbumCover(album)
-    switch album.coverArt {
-    case .loaded(let coverArt):
-      albumCoverView.image = coverArt ?? .defaultCoverArt
-    default:
-      albumCoverView.image = .defaultCoverArt
   }
+
+  func setAlbumCover(_ album: Album) {
+    guard let imagePath = album.coverArtFilePath else { return }
+
+    let imageURL = URL(fileURLWithPath: imagePath)
+    let provider = LocalFileImageDataProvider(fileURL: imageURL)
+    albumCoverView.kf.setImage(
+      with: .provider(provider),
+      placeholder: NSImage.defaultCoverArt,
+      options: [
+        .processor(DownsamplingImageProcessor(size: .albumListCoverSize)),
+        .scaleFactor(2),
+      ]
+    )
   }
 
   func setAppearance(selected isSelected: Bool) {

Persephone/Components/Browser/Album Detail/AlbumDetailView.swift

@@ -7,6 +7,7 @@
 //
 
 import AppKit
+import Kingfisher
 
 class AlbumDetailView: NSViewController {
   var observer: NSKeyValueObservation?
@@ -49,18 +50,11 @@ class AlbumDetailView: NSViewController {
 
     getAlbumSongs(for: album)
 
-    let date = album.metadata?.date ?? ""
+    let date = album.mpdAlbum.date ?? ""
 
     albumTitle.stringValue = album.title
     albumMetadata.stringValue = "\(album.artist) · \(date)"
 
-    switch album.coverArt {
-    case .loaded(let coverArt):
-      albumCoverView.image = coverArt ?? .defaultCoverArt
-    default:
-      albumCoverView.image = .defaultCoverArt
-    }
-
     super.viewWillAppear()
   }
 
@@ -86,6 +80,7 @@ class AlbumDetailView: NSViewController {
 
     let queueLength = App.store.state.queueState.queue.count
     App.mpdClient.appendSong(song.mpdSong)
+    App.mpdClient.fetchQueue()
     App.mpdClient.playTrack(at: queueLength)
   }
 
@@ -95,6 +90,7 @@ class AlbumDetailView: NSViewController {
 
     let queueLength = App.store.state.queueState.queue.count
     App.mpdClient.appendSong(song.mpdSong)
+    App.mpdClient.fetchQueue()
     App.mpdClient.playTrack(at: queueLength)
   }
 
@@ -132,20 +128,23 @@ class AlbumDetailView: NSViewController {
         self.dataSource.albumSongs[1].song
         else { return }
 
-      self.getBigCoverArt(song: song)
+      self.getBigCoverArt(song: song, album: album)
     }
   }
 
-  func getBigCoverArt(song: Song) {
+  func getBigCoverArt(song: Song, album: Album) {
-    let coverArtService = CoverArtService(song: song)
+    guard let imagePath = album.coverArtFilePath else { return }
 
-    coverArtService.fetchBigCoverArt()
+    let imageURL = URL(fileURLWithPath: imagePath)
-      .done(on: DispatchQueue.main) { [weak self] image in
+    let provider = LocalFileImageDataProvider(fileURL: imageURL)
-        if let image = image {
+    albumCoverView.kf.setImage(
-          self?.albumCoverView.image = image
+      with: .provider(provider),
-        }
+      placeholder: NSImage.defaultCoverArt,
-      }
+      options: [
-      .cauterize()
+        .processor(DownsamplingImageProcessor(size: .albumDetailCoverSize)),
+        .scaleFactor(2),
+      ]
+    )
   }
 
   func setAppearance() {

Persephone/Components/Queue/CurrentCoverArtView.swift

@@ -8,25 +8,42 @@
 
 import AppKit
 import ReSwift
+import Kingfisher
 
 class CurrentCoverArtView: NSImageView {
   required init?(coder: NSCoder) {
     super.init(coder: coder)
 
     App.store.subscribe(self) {
-      $0.select { $0.playerState.currentArtwork }
+      $0.select { $0.playerState.currentSong }
     }
   }
+
+  func setAlbumImage(_ album: Album) {
+    guard let imagePath = album.coverArtFilePath else { return }
+
+    let imageURL = URL(fileURLWithPath: imagePath)
+    let provider = LocalFileImageDataProvider(fileURL: imageURL)
+    kf.setImage(
+      with: .provider(provider),
+      placeholder: NSImage.defaultCoverArt,
+      options: [
+        .processor(DownsamplingImageProcessor(size: .currentlyPlayingCoverSize)),
+        .scaleFactor(2),
+      ]
+    )
+  }
 }
 
 extension CurrentCoverArtView: StoreSubscriber {
-  typealias StoreSubscriberStateType = NSImage?
+  typealias StoreSubscriberStateType = Song?
 
-  func newState(state: NSImage?) {
+  func newState(state: Song?) {
-    if let coverArt = state {
+    guard let song = state else {
-      image = coverArt
-    } else {
       image = .defaultCoverArt
+      return
     }
+    
+    setAlbumImage(song.album)
   }
 }

Persephone/Components/Shared/Extensions/NSSize.swift

@@ -0,0 +1,16 @@
+//
+//  NSSize.swift
+//  Persephone
+//
+//  Created by Daniel Barber on 1/20/20.
+//  Copyright © 2020 Dan Barber. All rights reserved.
+//
+
+import AppKit
+
+extension NSSize {
+  static let albumListCoverSize = NSSize(width: 180, height: 180)
+  static let albumDetailCoverSize = NSSize(width: 500, height: 500)
+  static let currentlyPlayingCoverSize = albumDetailCoverSize
+  static let notificationCoverSize = albumListCoverSize
+}

Persephone/Components/Shared/MPDServerController.swift

@@ -11,9 +11,24 @@ import ReSwift
 
 class MPDServerController {
   init() {
-//    App.store.subscribe(self) {
+    App.mpdClient = MPDClient(withDelegate: App.mpdServerDelegate)
-//      $0.select { $0.preferencesState.mpdServer }
+    
-//    }
+    App.store.subscribe(self) {
+      $0.select { $0.preferencesState.mpdServer }
+    }
+  }
+  
+  func connect() {
+    let mpdServer = App.store.state.preferencesState.mpdServer
+
+    App.mpdClient.connect(
+      host: mpdServer.hostOrDefault,
+      port: mpdServer.portOrDefault
+    )
+  }
+  
+  func disconnect() {
+    App.mpdClient.disconnect()
   }
 }
 
@@ -21,7 +36,9 @@ extension MPDServerController: StoreSubscriber {
   typealias StoreSubscriberStateType = MPDServer
 
   func newState(state: MPDServer) {
-    App.mpdClient.disconnect()
+    guard App.mpdClient != nil else { return }
-    App.mpdClient.connect()
+    
+    disconnect()
+    connect()
   }
 }

Persephone/Components/Shared/UserNotificationsController.swift

@@ -8,6 +8,7 @@
 
 import Foundation
 import ReSwift
+import Kingfisher
 
 class UserNotificationsController {
   init() {
@@ -18,18 +19,28 @@ class UserNotificationsController {
 
   func notifyTrack(_ state: Song?) {
     guard let currentSong = state,
+      let coverArtFilePath = currentSong.album.coverArtFilePath,
       let status = App.mpdClient.status,
       status.state == .playing
       else { return }
 
-    let coverArtService = CoverArtService(song: currentSong)
+    let imageURL = URL(fileURLWithPath: coverArtFilePath)
-
+    let provider = LocalFileImageDataProvider(fileURL: imageURL)
-    coverArtService.fetchBigCoverArt()
+    _ = KingfisherManager.shared.retrieveImage(
-      .done() {
+      with: .provider(provider),
-        SongNotifierService(song: currentSong, image: $0)
+      options: [
+        .processor(DownsamplingImageProcessor(size: .notificationCoverSize)),
+        .scaleFactor(2),
+      ]
+    ) { result in
+      switch result {
+      case .success(let value):
+        SongNotifierService(song: currentSong, image: value.image)
           .deliver()
+      case .failure:
+        break
+      }
     }
-      .cauterize()
   }
 }
 

Persephone/Components/Window/Base.lproj/Main.storyboard

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.Cocoa.Storyboard.XIB" version="3.0" toolsVersion="14868" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" initialViewController="B8D-0N-5wS">
+<document type="com.apple.InterfaceBuilder3.Cocoa.Storyboard.XIB" version="3.0" toolsVersion="15702" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" initialViewController="B8D-0N-5wS">
     <dependencies>
         <deployment identifier="macosx"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="14868"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="15702"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <scenes>
@@ -302,6 +302,21 @@
                                         </connections>
                                     </button>
                                 </toolbarItem>
+                                <toolbarItem implicitItemIdentifier="7C15D391-03F5-42C7-AC6D-6E17549C698E" label="Search" paletteLabel="Search" sizingBehavior="auto" id="FRe-rR-Ulo">
+                                    <nil key="toolTip"/>
+                                    <searchField key="view" wantsLayer="YES" verticalHuggingPriority="750" textCompletion="NO" id="xfU-Xe-eno">
+                                        <rect key="frame" x="0.0" y="14" width="96" height="22"/>
+                                        <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
+                                        <searchFieldCell key="cell" scrollable="YES" lineBreakMode="clipping" selectable="YES" editable="YES" borderStyle="bezel" usesSingleLineMode="YES" bezelStyle="round" id="F3N-3P-tS3">
+                                            <font key="font" metaFont="system"/>
+                                            <color key="textColor" name="controlTextColor" catalog="System" colorSpace="catalog"/>
+                                            <color key="backgroundColor" name="textBackgroundColor" catalog="System" colorSpace="catalog"/>
+                                        </searchFieldCell>
+                                        <connections>
+                                            <action selector="handleSearchQuery:" target="B8D-0N-5wS" id="BPh-1O-bUU"/>
+                                        </connections>
+                                    </searchField>
+                                </toolbarItem>
                             </allowedToolbarItems>
                             <defaultToolbarItems>
                                 <toolbarItem reference="p3r-ty-Pxf"/>
@@ -314,6 +329,7 @@
                                 <toolbarItem reference="s1h-EC-nvL"/>
                                 <toolbarItem reference="5U7-UV-xn2"/>
                                 <toolbarItem reference="9ol-aR-mzv"/>
+                                <toolbarItem reference="FRe-rR-Ulo"/>
                             </defaultToolbarItems>
                         </toolbar>
                         <connections>
@@ -323,6 +339,7 @@
                     <connections>
                         <outlet property="databaseUpdatingIndicator" destination="LpV-iM-o6t" id="y0T-eR-ygY"/>
                         <outlet property="repeatState" destination="OqH-lV-sAg" id="DPC-Ff-Srr"/>
+                        <outlet property="searchQuery" destination="xfU-Xe-eno" id="d8u-sH-13V"/>
                         <outlet property="shuffleState" destination="E8L-uK-XT0" id="dCF-hm-dBs"/>
                         <outlet property="trackProgress" destination="kx6-xm-TAN" id="XDv-Th-Agj"/>
                         <outlet property="trackProgressBar" destination="KMy-xf-rmN" id="a67-JU-cyQ"/>
@@ -392,7 +409,7 @@
                     <tabView key="tabView" type="noTabsNoBorder" id="6dC-M0-oC5">
                         <rect key="frame" x="0.0" y="0.0" width="418" height="300"/>
                         <autoresizingMask key="autoresizingMask"/>
-                        <font key="font" metaFont="message"/>
+                        <font key="font" metaFont="system"/>
                         <connections>
                             <outlet property="delegate" destination="zhe-qh-Mal" id="LUL-qN-JlP"/>
                         </connections>
@@ -436,7 +453,7 @@
                             </textField>
                             <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="pRL-MG-1Be">
                                 <rect key="frame" x="160" y="94" width="264" height="18"/>
-                                <buttonCell key="cell" type="check" title="Fetch missing artwork from MusicBrainz" bezelStyle="regularSquare" imagePosition="left" inset="2" id="LpD-Ew-HMd">
+                                <buttonCell key="cell" type="check" title="Fetch missing artwork from MusicBrainz" bezelStyle="regularSquare" imagePosition="left" enabled="NO" inset="2" id="LpD-Ew-HMd">
                                     <behavior key="behavior" changeContents="YES" doesNotDimImage="YES" lightByContents="YES"/>
                                     <font key="font" metaFont="system"/>
                                 </buttonCell>
@@ -543,9 +560,6 @@
                             <constraint firstItem="ARv-cj-xlz" firstAttribute="leading" secondItem="BRY-0R-F3u" secondAttribute="leading" id="w2Z-xv-Fwz"/>
                         </constraints>
                     </view>
-                    <connections>
-                        <outlet property="browseTabView" destination="ARv-cj-xlz" id="h93-fi-yY7"/>
-                    </connections>
                 </viewController>
             </objects>
             <point key="canvasLocation" x="1436" y="238"/>
@@ -633,26 +647,26 @@
             <objects>
                 <viewController id="KIP-rq-4dM" customClass="QueueViewController" customModule="Persephone" customModuleProvider="target" sceneMemberID="viewController">
                     <splitView key="view" dividerStyle="thin" id="84I-w3-Mxl">
-                        <rect key="frame" x="0.0" y="0.0" width="328" height="548"/>
+                        <rect key="frame" x="0.0" y="0.0" width="328" height="547"/>
                         <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
                         <subviews>
-                            <scrollView borderType="none" autohidesScrollers="YES" horizontalLineScroll="17" horizontalPageScroll="10" verticalLineScroll="17" verticalPageScroll="10" usesPredominantAxisScrolling="NO" id="S3o-nF-NN7">
+                            <scrollView misplaced="YES" borderType="none" autohidesScrollers="YES" horizontalLineScroll="17" horizontalPageScroll="10" verticalLineScroll="17" verticalPageScroll="10" usesPredominantAxisScrolling="NO" id="S3o-nF-NN7">
                                 <rect key="frame" x="0.0" y="0.0" width="328" height="219"/>
-                                <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMinY="YES"/>
+                                <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                 <clipView key="contentView" drawsBackground="NO" id="WI8-Pw-03L">
                                     <rect key="frame" x="0.0" y="0.0" width="328" height="219"/>
                                     <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                                     <subviews>
                                         <outlineView verticalHuggingPriority="750" allowsExpansionToolTips="YES" columnAutoresizingStyle="lastColumnOnly" selectionHighlightStyle="sourceList" multipleSelection="NO" autosaveColumns="NO" rowSizeStyle="automatic" viewBased="YES" indentationPerLevel="14" outlineTableColumn="0Co-uF-CCB" id="jEJ-jg-fll" customClass="QueueView" customModule="Persephone" customModuleProvider="target">
                                             <rect key="frame" x="0.0" y="0.0" width="328" height="219"/>
-                                            <autoresizingMask key="autoresizingMask"/>
+                                            <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                                             <size key="intercellSpacing" width="3" height="0.0"/>
                                             <color key="backgroundColor" name="_sourceListBackgroundColor" catalog="System" colorSpace="catalog"/>
                                             <color key="gridColor" name="gridColor" catalog="System" colorSpace="catalog"/>
                                             <tableColumns>
                                                 <tableColumn identifier="songTitleColumn" width="200" minWidth="128" maxWidth="1000" id="0Co-uF-CCB">
                                                     <tableHeaderCell key="headerCell" lineBreakMode="truncatingTail" borderStyle="border" title="Title">
-                                                        <font key="font" metaFont="smallSystem"/>
+                                                        <font key="font" metaFont="message" size="11"/>
                                                         <color key="textColor" name="headerTextColor" catalog="System" colorSpace="catalog"/>
                                                         <color key="backgroundColor" name="headerColor" catalog="System" colorSpace="catalog"/>
                                                     </tableHeaderCell>
@@ -733,7 +747,7 @@
                                                 </tableColumn>
                                                 <tableColumn identifier="songArtistColumn" width="122" minWidth="64" maxWidth="1000" id="SPM-QP-DX8">
                                                     <tableHeaderCell key="headerCell" lineBreakMode="truncatingTail" borderStyle="border" alignment="left" title="Artist">
-                                                        <font key="font" metaFont="smallSystem"/>
+                                                        <font key="font" metaFont="message" size="11"/>
                                                         <color key="textColor" name="headerTextColor" catalog="System" colorSpace="catalog"/>
                                                         <color key="backgroundColor" white="0.0" alpha="0.0" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
                                                     </tableHeaderCell>
@@ -791,8 +805,8 @@
                                     <autoresizingMask key="autoresizingMask"/>
                                 </scroller>
                             </scrollView>
-                            <customView id="iUb-eV-Qws">
+                            <customView misplaced="YES" id="iUb-eV-Qws">
-                                <rect key="frame" x="0.0" y="220" width="328" height="328"/>
+                                <rect key="frame" x="0.0" y="220" width="328" height="327"/>
                                 <autoresizingMask key="autoresizingMask" flexibleMaxX="YES" flexibleMaxY="YES"/>
                                 <subviews>
                                     <imageView horizontalHuggingPriority="251" verticalHuggingPriority="251" horizontalCompressionResistancePriority="250" verticalCompressionResistancePriority="250" translatesAutoresizingMaskIntoConstraints="NO" id="Dw3-M5-tWY" customClass="CurrentCoverArtView" customModule="Persephone" customModuleProvider="target">

Persephone/Components/Window/WindowController.swift

@@ -27,7 +27,7 @@ class WindowController: NSWindowController {
   @IBOutlet var shuffleState: NSButton!
   @IBOutlet var repeatState: NSButton!
 
-  @IBOutlet var browseViewControls: NSSegmentedControl!
+  @IBOutlet weak var searchQuery: NSSearchField!
 
   override func windowDidLoad() {
     super.windowDidLoad()
@@ -42,6 +42,8 @@ class WindowController: NSWindowController {
 
     App.store.dispatch(MainWindowDidOpenAction())
     
+    NotificationCenter.default.addObserver(self, selector: #selector(willDisconnect), name: .willDisconnect, object: nil)
+
     trackProgress.font = .timerFont
     trackRemaining.font = .timerFont
   }
@@ -49,7 +51,9 @@ class WindowController: NSWindowController {
   override func keyDown(with event: NSEvent) {
     switch event.keyCode {
     case NSEvent.keyCodeSpace:
+      if !event.isARepeat {
         App.mpdClient.playPause()
+      }
     default:
       nextResponder?.keyDown(with: event)
     }
@@ -117,6 +121,13 @@ class WindowController: NSWindowController {
     trackRemaining.stringValue = time.formattedTime
   }
     
+  @objc func willDisconnect() {
+    DispatchQueue.main.async {
+      App.store.dispatch(SetSearchQuery(searchQuery: ""))
+      self.searchQuery.stringValue = ""
+    }
+  }
+
   // TODO: Refactor this using a gesture recognizer
   @IBAction func changeTrackProgress(_ sender: NSSlider) {
     guard let event = NSApplication.shared.currentEvent
@@ -161,6 +172,10 @@ class WindowController: NSWindowController {
   @IBAction func handleRepeatButton(_ sender: NSButton) {
     App.mpdClient.setRepeatState(repeatState: sender.state == .on)
   }
+
+  @IBAction func handleSearchQuery(_ sender: NSSearchField) {
+    App.store.dispatch(SetSearchQuery(searchQuery: sender.stringValue))
+  }
 }
 
 extension WindowController: NSWindowDelegate {

Persephone/Info.plist

@@ -17,7 +17,7 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>0.13.0-alpha</string>
+	<string>$(MARKETING_VERSION)</string>
 	<key>CFBundleVersion</key>
 	<string>1</string>
 	<key>LSApplicationCategoryType</key>

Persephone/MPDClient/Extensions/MPDClient+Album.swift

@@ -11,7 +11,11 @@ import mpdclient
 
 extension MPDClient {
   func fetchAllAlbums() {
-    enqueueCommand(command: .fetchAllAlbums)
+    enqueueCommand(command: .fetchAlbums, userData: ["filter": ""])
+  }
+
+  func fetchAlbums(filter: String) {
+    enqueueCommand(command: .fetchAlbums, userData: ["filter": filter])
   }
 
   func playAlbum(_ album: MPDAlbum) {
@@ -41,6 +45,7 @@ extension MPDClient {
         priority: .normal,
         userData: ["songs": songs]
       )
+      self.enqueueCommand(command: .fetchQueue)
       self.enqueueCommand(
         command: .playTrack,
         priority: .normal,
@@ -49,27 +54,32 @@ extension MPDClient {
     }
   }
 
-  func allAlbums() {
+  func albums(filter: String) {
     var albums: [MPDAlbum] = []
-    var artist: String = ""
 
-    mpd_search_db_tags(self.connection, MPD_TAG_ALBUM)
+    mpd_search_db_songs(self.connection, false)
-    mpd_search_add_group_tag(self.connection, MPD_TAG_ALBUM_ARTIST)
+    if filter != "" {
+      mpd_search_add_expression(
+        self.connection,
+        "(any contains '\(filter)')"
+      )
+    }
+    mpd_search_add_tag_constraint(self.connection, MPD_OPERATOR_DEFAULT, MPD_TAG_TRACK, "1")
+
     mpd_search_commit(self.connection)
 
-    while let pair = mpd_recv_pair(self.connection) {
+    while let song = mpd_recv_song(self.connection) {
-      let pair = MPDPair(pair)
+      let mpdSong = MPDSong(song)
 
-      switch pair.name {
+      let mpdAlbum = MPDAlbum(
-      case "AlbumArtist":
+        title: mpdSong.album.title,
-        artist = pair.value
+        artist: mpdSong.artist,
-      case "Album":
+        date: mpdSong.date,
-        albums.append(MPDAlbum(title: pair.value, artist: artist))
+        path: mpdSong.path
-      default:
+      )
-        break
+      if (mpdAlbum != albums.last) {
+        albums.append(mpdAlbum)
       }
-
-      mpd_return_pair(self.connection, pair.pair)
     }
 
     self.delegate?.didLoadAlbums(mpdClient: self, albums: albums)
@@ -101,7 +111,7 @@ extension MPDClient {
   func albumSongs(for album: MPDAlbum, callback: ([MPDSong]) -> Void) {
     guard isConnected else { return }
 
-    let songs = searchSongs([MPDTag.album: album.title, MPDTag.artist: album.artist])
+    let songs = searchSongs([MPDTag.album: album.title, MPDTag.albumArtist: album.artist])
 
     callback(songs)
   }

Persephone/MPDClient/Extensions/MPDClient+Command.swift

@@ -15,6 +15,14 @@ extension MPDClient {
   ) {
     switch command {
       
+    case .connect:
+      guard let host = userData["host"] as? String,
+        let port = userData["port"] as? Int
+        else { return }
+      createConnection(host: host, port: port)
+    case .disconnect:
+      freeConnection()
+
     // Transport commands
     case .prevTrack:
       sendPreviousTrack()
@@ -92,8 +100,9 @@ extension MPDClient {
       allArtists()
 
     // Album commands
-    case .fetchAllAlbums:
+    case .fetchAlbums:
-      allAlbums()
+      guard let filter = userData["filter"] as? String else { return }
+      albums(filter: filter)
     case .playAlbum:
       guard let album = userData["album"] as? MPDAlbum else { return }
       sendPlayAlbum(album)

Persephone/MPDClient/Extensions/MPDClient+Connection.swift

@@ -10,8 +10,7 @@ import Foundation
 import mpdclient
 
 extension MPDClient {
-  func makeConnectionOperation(host: String, port: Int) -> BlockOperation {
+  func createConnection(host: String, port: Int) {
-    BlockOperation { [unowned self] in
     guard let connection = mpd_connection_new(host, UInt32(port), 10000),
       mpd_connection_get_error(connection) == MPD_ERROR_SUCCESS
       else { return }
@@ -24,26 +23,31 @@ extension MPDClient {
     self.connection = connection
     self.status = MPDStatus(status)
 
-      self.delegate?.didConnect(mpdClient: self)
+    delegate?.didConnect(mpdClient: self)
-      self.delegate?.didUpdateStatus(mpdClient: self, status: self.status!)
+    delegate?.didUpdateStatus(mpdClient: self, status: self.status!)
-
-      self.idle()
-    }
   }
   
-  func connect() {
+  func freeConnection() {
-    commandQueue.addOperation(connectionOperation)
-  }
-
-  func disconnect() {
     guard isConnected else { return }
     
-    noIdle()
-    commandQueue.addOperation { [unowned self] in
     self.delegate?.willDisconnect(mpdClient: self)
 
      mpd_connection_free(self.connection)
      self.isConnected = false
   }
+
+  func connect(host: String, port: Int) {
+    let commandOperation = BlockOperation() { [unowned self] in
+      self.sendCommand(command: .connect, userData: ["host": host, "port": port])
+
+      if self.isConnected {
+        self.idle()
+      }
+    }
+    commandQueue.addOperation(commandOperation)
+  }
+  
+  func disconnect() {
+    enqueueCommand(command: .disconnect)
   }
 }

Persephone/MPDClient/MPDClient.swift

@@ -22,9 +22,8 @@ class MPDClient {
 
   let commandQueue = OperationQueue()
 
-  init(host: String, port: Int, withDelegate delegate: MPDClientDelegate?) {
+  init(withDelegate delegate: MPDClientDelegate?) {
     commandQueue.maxConcurrentOperationCount = 1
     self.delegate = delegate
-    self.connectionOperation = makeConnectionOperation(host: host, port: port)
   }
 }

Persephone/MPDClient/Models/MPDAlbum.swift

@@ -12,5 +12,13 @@ extension MPDClient {
   struct MPDAlbum: Equatable {
     let title: String
     let artist: String
+    var date: String?
+    var path: String?
+
+    static func == (lhs: MPDAlbum, rhs: MPDAlbum) -> Bool {
+      return lhs.title == rhs.title &&
+        lhs.artist == rhs.artist &&
+        lhs.date == rhs.date
+    }
   }
 }

Persephone/MPDClient/Models/MPDCommand.swift

@@ -10,6 +10,9 @@ import Foundation
 
 extension MPDClient {
   enum MPDCommand {
+    case connect
+    case disconnect
+    
     // Transport commands
     case prevTrack
     case nextTrack
@@ -41,7 +44,7 @@ extension MPDClient {
     case fetchAllArtists
 
     // Album commands
-    case fetchAllAlbums
+    case fetchAlbums
     case playAlbum
     case getAlbumFirstSong
     case getAlbumSongs

Persephone/MPDClient/Models/MPDSong.swift

@@ -36,7 +36,9 @@ extension MPDClient {
     var album: MPDAlbum {
       return MPDAlbum(
         title: getTag(.album),
-        artist: artist
+        artist: artist,
+        date: date,
+        path: path
       )
     }
 
@@ -52,6 +54,11 @@ extension MPDClient {
       return getTag(.date)
     }
 
+    var path: String {
+      return NSString(string: uriString)
+        .deletingLastPathComponent
+    }
+
     func getTag(_ tagType: MPDTag) -> String {
       guard let tag = mpd_song_get_tag(song, tagType.mpdTag(), 0)
         else { return "" }

Persephone/Models/Album.swift

@@ -11,8 +11,6 @@ import CryptoSwift
 
 struct Album {
   var mpdAlbum: MPDClient.MPDAlbum
-  var coverArt: Loading<NSImage?> = .notLoaded
-  var metadata: Metadata?
 
   init(mpdAlbum: MPDClient.MPDAlbum) {
     self.mpdAlbum = mpdAlbum
@@ -26,14 +24,41 @@ struct Album {
     return mpdAlbum.artist
   }
 
+  var date: String {
+    guard let date = mpdAlbum.date else { return "" }
+    return date
+  }
+
   var hash: String {
     return "\(title) - \(artist)".sha1()
   }
+
+  var coverArtFilenames: [String] {
+    return [
+      "cover.jpg",
+      "folder.jpg",
+      "\(artist) - \(title).jpg",
+      "cover.png",
+      "folder.png",
+      "\(artist) - \(title ).png",
+    ]
+  }
+
+  var coverArtFilePath: String? {
+    let musicDir = App.store.state.preferencesState.expandedMpdLibraryDir
+    guard let albumPath = mpdAlbum.path else { return nil }
+
+    return coverArtFilenames
+      .lazy
+      .map { "\(musicDir)/\(albumPath)/\($0)" }
+      .first {
+        FileManager.default.fileExists(atPath: $0)
+      }
+  }
 }
 
 extension Album: Equatable {
   static func == (lhs: Album, rhs: Album) -> Bool {
-    return (lhs.mpdAlbum == rhs.mpdAlbum) &&
+    return lhs.mpdAlbum == rhs.mpdAlbum
-      (lhs.coverArt ~= rhs.coverArt)
   }
 }

Persephone/Models/Artist.swift

@@ -19,6 +19,6 @@ struct Artist {
 
 extension Artist: Equatable {
   static func == (lhs: Artist, rhs: Artist) -> Bool {
-    return (lhs.name == rhs.name)
+    return lhs.name == rhs.name
   }
 }

Persephone/Models/MPDServer.swift

@@ -27,7 +27,7 @@ struct MPDServer {
 
 extension MPDServer: Equatable {
   static func == (lhs: MPDServer, rhs: MPDServer) -> Bool {
-    return (lhs.host == rhs.host) &&
+    return lhs.host == rhs.host &&
-      (lhs.port == rhs.port)
+      lhs.port == rhs.port
   }
 }

Persephone/Models/Metadata.swift

@@ -1,13 +0,0 @@
-//
-//  Metadata.swift
-//  Persephone
-//
-//  Created by Daniel Barber on 2019/10/11.
-//  Copyright © 2019 Dan Barber. All rights reserved.
-//
-
-import Foundation
-
-struct Metadata {
-  var date: String?
-}

Persephone/Services/CoverArtService.swift

@@ -1,70 +0,0 @@
-//
-//  CoverArtService.swift
-//  Persephone
-//
-//  Created by Daniel Barber on 2019/2/23.
-//  Copyright © 2019 Dan Barber. All rights reserved.
-//
-
-import AppKit
-import PromiseKit
-
-class CoverArtService {
-  let song: Song
-  let album: Album
-
-  let cachedArtworkSize = 180
-  let cachedArtworkQuality: CGFloat = 0.5
-
-  let bigArtworkSize = 600
-
-  var session = URLSession(configuration: .default)
-  let coverArtQueue = DispatchQueue(label: "coverArtQueue", qos: .utility)
-
-  init(song: Song) {
-    self.song = song
-    self.album = song.album
-  }
-
-  func fetchBigCoverArt() -> Promise<NSImage?> {
-    return firstly {
-      self.getArtworkFromFilesystem()
-    }.then { (image: NSImage?) -> Promise<NSImage?> in
-      image.map(Promise.value) ?? self.getRemoteArtwork()
-    }.recover { (_) -> Guarantee<NSImage?> in
-      return .value(nil)
-    }
-  }
-
-  func fetchCoverArt() -> Guarantee<NSImage?> {
-    return firstly {
-      self.getCachedArtwork()
-    }.then { (artwork: NSImage?) -> Promise<NSImage?> in
-      artwork.map(Promise.value) ?? self.getArtworkFromFilesystem()
-    }.then { (artwork: NSImage?) -> Promise<NSImage?> in
-      artwork.map(Promise.value) ?? self.getRemoteArtwork()
-    }.compactMap(on: coverArtQueue) {
-      return self.sizeAndCacheImage($0).map(Optional.some)
-    }.recover { _ in
-      return .value(nil)
-    }
-  }
-
-  func sizeAndCacheImage(_ image: NSImage?) -> NSImage? {
-    switch image {
-    case nil:
-      self.cacheArtwork(data: Data())
-      return image
-    case let image:
-      if self.isArtworkCached() {
-        return image
-      } else {
-        let sizedImage = image?.toFitBox(
-          size: NSSize(width: self.cachedArtworkSize, height: self.cachedArtworkSize)
-        )
-        self.cacheArtwork(data: sizedImage?.jpegData(compressionQuality: self.cachedArtworkQuality))
-        return sizedImage
-      }
-    }
-  }
-}

Persephone/Services/Extensions/CoverArtService+Caching.swift

@@ -1,51 +0,0 @@
-//
-//  CoverArtService+Caching.swift
-//  Persephone
-//
-//  Created by Daniel Barber on 2019/3/17.
-//  Copyright © 2019 Dan Barber. All rights reserved.
-//
-
-import AppKit
-import PromiseKit
-
-extension CoverArtService {
-  static let cacheDir = try! FileManager.default.url(for: .cachesDirectory, in: .userDomainMask, appropriateFor: nil, create: true).appendingPathComponent(Bundle.main.bundleIdentifier!)
-
-  func getCachedArtwork() -> Promise<NSImage?> {
-    return Promise { seal in
-      coverArtQueue.async {
-        if self.isArtworkCached() {
-          let cacheFilePath = CoverArtService.cacheDir.appendingPathComponent(self.album.hash).path
-          let data = FileManager.default.contents(atPath: cacheFilePath)
-          let image = NSImage(data: data ?? Data()) ?? NSImage.defaultCoverArt
-
-          seal.fulfill(image)
-        } else {
-          seal.fulfill(nil)
-        }
-      }
-    }
-  }
-
-  func cacheArtwork(data: Data?) {
-    coverArtQueue.async {
-      guard let bundleIdentifier = Bundle.main.bundleIdentifier,
-        let cacheDir = try? FileManager.default.url(for: .cachesDirectory, in: .userDomainMask, appropriateFor: nil, create: true)
-          .appendingPathComponent(bundleIdentifier)
-        else { return }
-
-      let cacheFilePath = cacheDir.appendingPathComponent(self.album.hash).path
-
-      if !self.isArtworkCached() {
-        FileManager.default.createFile(atPath: cacheFilePath, contents: data, attributes: nil)
-      }
-    }
-  }
-
-  func isArtworkCached() -> Bool {
-    let cacheFilePath = CoverArtService.cacheDir.appendingPathComponent(album.hash).path
-
-    return FileManager.default.fileExists(atPath: cacheFilePath)
-  }
-}

Persephone/Services/Extensions/CoverArtService+Filesystem.swift

@@ -1,77 +0,0 @@
-//
-//  CoverArtService+Filesystem.swift
-//  Persephone
-//
-//  Created by Daniel Barber on 2019/3/17.
-//  Copyright © 2019 Dan Barber. All rights reserved.
-//
-
-import AppKit
-import PromiseKit
-
-extension CoverArtService {
-  var coverArtFilenames: [String] {
-    return [
-      "folder.jpg",
-      "cover.jpg",
-      "\(album.artist) - \(album.title).jpg"
-    ]
-  }
-
-  var musicDir: String {
-    return App.store.state.preferencesState.expandedMpdLibraryDir
-  }
-
-  func getArtworkFromFilesystem() -> Promise<NSImage?> {
-    return Promise { seal in
-      coverArtQueue.async {
-        guard let artworkPath = self.fileSystemArtworkFilePath()
-          else { seal.fulfill(nil); return }
-
-        let image = self.tryImage(artworkPath)
-
-        seal.fulfill(image)
-      }
-    }
-  }
-
-  func saveArtworkToFilesystem(data: Data?) {
-    let artworkFileName = coverArtFilenames.first!
-
-    if self.fileSystemArtworkFilePath() == nil {
-      FileManager.default.createFile(
-        atPath: "\(self.musicDir)/\(self.songPath)/\(artworkFileName)",
-        contents: data,
-        attributes: nil
-      )
-    }
-  }
-
-  func fileSystemArtworkFilePath() -> String? {
-    let musicDir = App.store.state.preferencesState.expandedMpdLibraryDir
-
-    return self.coverArtFilenames
-      .lazy
-      .map { "\(musicDir)/\(self.songPath)/\($0)" }
-      .first {
-        FileManager.default.fileExists(atPath: $0)
-      }
-  }
-
-  var songPath: String {
-    return song
-      .mpdSong
-      .uriString
-      .split(separator: "/")
-      .dropLast()
-      .joined(separator: "/")
-  }
-
-  func tryImage(_ filePath: String) -> NSImage? {
-    guard let data = FileManager.default.contents(atPath: filePath),
-      let image = NSImage(data: data)
-      else { return nil }
-
-    return image
-  }
-}

Persephone/Services/Extensions/CoverArtService+Remote.swift

@@ -1,62 +0,0 @@
-//
-//  CoverArtService+Remote.swift
-//  Persephone
-//
-//  Created by Daniel Barber on 2019/3/17.
-//  Copyright © 2019 Dan Barber. All rights reserved.
-//
-
-import AppKit
-import SwiftyJSON
-import PromiseKit
-import PMKFoundation
-
-extension CoverArtService {
-  enum RemoteArtworkError: Error {
-    case noArtworkAvailable
-    case notConfigured
-  }
-
-  func getRemoteArtwork() -> Promise<NSImage?> {
-    return Promise { seal in
-      if App.store.state.preferencesState .fetchMissingArtworkFromInternet {
-        coverArtQueue.async {
-          let coverArtWorkItem = DispatchWorkItem {
-            self.getArtworkFromMusicBrainz().map(Optional.some).pipe(to: seal.resolve)
-          }
-
-          CoverArtQueue.shared.addToQueue(workItem: coverArtWorkItem)
-        }
-      } else {
-        throw RemoteArtworkError.notConfigured
-      }
-    }
-  }
-
-  func getArtworkFromMusicBrainz() -> Promise<NSImage> {
-    var search = URLComponents(string: "https://musicbrainz.org/ws/2/release/")!
-    search.query = "query=artist:\(album.artist) AND release:\(album.title) AND country:US&limit=1&fmt=json"
-
-    return firstly {
-      URLSession.shared.dataTask(.promise, with: search.url!).validate()
-    }.compactMap {
-      JSON($0.data)
-    }.compactMap {
-      $0["releases"][0]["id"].string
-    }.compactMap {
-      URLComponents(string: "https://coverartarchive.org/release/\($0)/front-500")?.url
-    }.then { (url: URL?) -> Promise<(data: Data, response: URLResponse)> in
-      return URLSession.shared.dataTask(.promise, with: url!).validate()
-    }.compactMap {
-      NSImage(data: $0.data)?.toFitBox(
-        size: NSSize(width: self.cachedArtworkSize, height: self.cachedArtworkSize)
-      )
-    }.recover { error -> Promise<NSImage> in
-      if case PMKHTTPError.badStatusCode(404, _, _) = error {
-        throw RemoteArtworkError.noArtworkAvailable
-      } else {
-        throw error
-      }
-    }
-  }
-}

Persephone/State/Actions/AlbumListActions.swift

@@ -9,18 +9,6 @@
 import AppKit
 import ReSwift
 
-struct ResetAlbumListCoverArtAction: Action {}
-
-struct UpdateCoverArtAction: Action {
-  var coverArt: NSImage?
-  var albumIndex: Int
-}
-
-struct UpdateAlbumMetaData: Action {
-  var metadata: Metadata
-  var albumIndex: Int
-}
-
 struct UpdateAlbumListAction: Action {
   var albums: [MPDClient.MPDAlbum]
 }

Persephone/State/Actions/PlayerActions.swift

@@ -9,10 +9,6 @@
 import AppKit
 import ReSwift
 
-struct UpdateCurrentCoverArtAction: Action {
-  var coverArt: NSImage?
-}
-
 struct UpdateCurrentSongAction: Action {
   var currentSong: Song?
 }

Persephone/State/Actions/UIActions.swift

@@ -25,3 +25,7 @@ struct SetSelectedQueueItem: Action {
 struct SetSelectedSong: Action {
   let selectedSong: Song?
 }
+
+struct SetSearchQuery: Action {
+  let searchQuery: String
+}

Persephone/State/PlayerState.swift

@@ -12,7 +12,6 @@ import ReSwift
 struct PlayerState: StateType {
   var status: MPDClient.MPDStatus?
   var currentSong: Song?
-  var currentArtwork: NSImage?
 
   var state: MPDClient.MPDStatus.State?
   var shuffleState: Bool = false

Persephone/State/Reducers/AlbumListReducer.swift

@@ -15,26 +15,6 @@ func albumListReducer(action: Action, state: AlbumListState?) -> AlbumListState
   case let action as UpdateAlbumListAction:
     state.albums = action.albums.map { Album(mpdAlbum: $0) }
 
-  case let action as UpdateCoverArtAction:
-    state.albums[action.albumIndex].coverArt = .loaded(action.coverArt)
-
-  case let action as UpdateAlbumMetaData:
-    state.albums[action.albumIndex].metadata = action.metadata
-
-  case is ResetAlbumListCoverArtAction:
-    state.albums = state.albums.map {
-      var album = $0
-      switch album.coverArt {
-      case .loaded(let coverArt):
-        if coverArt == nil {
-          album.coverArt = .notLoaded
-        }
-      default:
-        album.coverArt = .notLoaded
-      }
-      return album
-    }
-
   default:
     break
 

Persephone/State/Reducers/PlayerReducer.swift

@@ -39,29 +39,6 @@ func playerReducer(action: Action, state: PlayerState?) -> PlayerState {
   case let action as UpdateCurrentSongAction:
     state.currentSong = action.currentSong
 
-    if let currentSong = state.currentSong {
-      let coverArtService = CoverArtService(song: currentSong)
-
-      coverArtService.fetchBigCoverArt()
-        .done() { image in
-          DispatchQueue.main.async {
-            if let image = image {
-              App.store.dispatch(UpdateCurrentCoverArtAction(coverArt: image))
-            } else {
-              App.store.dispatch(UpdateCurrentCoverArtAction(coverArt: .defaultCoverArt))
-            }
-          }
-        }
-        .cauterize()
-    } else {
-      DispatchQueue.main.async {
-        App.store.dispatch(UpdateCurrentCoverArtAction(coverArt: .defaultCoverArt))
-      }
-    }
-
-  case let action as UpdateCurrentCoverArtAction:
-    state.currentArtwork = action.coverArt
-
   case let action as UpdateElapsedTimeAction:
     state.elapsedTimeMs = action.elapsedTimeMs
 

Persephone/State/Reducers/QueueReducer.swift

@@ -36,7 +36,7 @@ func queueReducer(action: Action, state: QueueState?) -> QueueState {
     if oldSongRowPos >= 0 {
       state.queue[oldSongRowPos].isPlaying = false
     }
-    if newSongRowPos >= 0 {
+    if newSongRowPos >= 0 && state.queue.count > newSongRowPos {
       state.queue[newSongRowPos].isPlaying = true
 
       DispatchQueue.main.async {

Persephone/State/Reducers/UIReducer.swift

@@ -6,6 +6,7 @@
 //  Copyright © 2019 Dan Barber. All rights reserved.
 //
 
+import AppKit
 import ReSwift
 
 func uiReducer(action: Action, state: UIState?) -> UIState {
@@ -33,6 +34,12 @@ func uiReducer(action: Action, state: UIState?) -> UIState {
   case let action as SetSelectedQueueItem:
     state.selectedQueueItem = action.selectedQueueItem
 
+  case let action as SetSearchQuery:
+    state.searchQuery = action.searchQuery
+    DispatchQueue.main.async {
+        App.mpdClient.fetchAlbums(filter: state.searchQuery)
+    }
+
   default:
     break
   }

Persephone/State/UIState.swift

@@ -22,4 +22,6 @@ struct UIState: StateType {
   var selectedSong: Song?
 
   var selectedQueueItem: QueueItem?
+
+  var searchQuery: String = ""
 }