mirror of
https://github.com/danbee/chess
synced 2025-03-04 08:39:06 +00:00
85 lines
2.5 KiB
Elixir
85 lines
2.5 KiB
Elixir
defmodule Chess.Game do
|
|
use Chess.Web, :model
|
|
|
|
schema "games" do
|
|
field :board, :map
|
|
|
|
timestamps
|
|
end
|
|
|
|
@doc """
|
|
Builds a changeset based on the `struct` and `params`.
|
|
"""
|
|
def changeset(struct) do
|
|
struct
|
|
|> cast(%{}, [:board])
|
|
|> set_default_board
|
|
|> validate_required([:board])
|
|
end
|
|
|
|
def changeset(struct, params \\ %{}) do
|
|
struct
|
|
|> cast(params, [:board])
|
|
|> validate_required([:board])
|
|
end
|
|
|
|
def ordered(query) do
|
|
query
|
|
|> order_by([game], desc: game.inserted_at)
|
|
end
|
|
|
|
def set_default_board(changeset) do
|
|
changeset
|
|
|> put_change(:board, default_board)
|
|
end
|
|
|
|
def default_board do
|
|
%{
|
|
"8" => %{
|
|
a: %{type: "rook", colour: "black"},
|
|
b: %{type: "knight", colour: "black"},
|
|
c: %{type: "bishop", colour: "black"},
|
|
d: %{type: "queen", colour: "black"},
|
|
e: %{type: "king", colour: "black"},
|
|
f: %{type: "bishop", colour: "black"},
|
|
g: %{type: "knight", colour: "black"},
|
|
h: %{type: "rook", colour: "black"}
|
|
},
|
|
"7" => %{
|
|
a: %{type: "pawn", colour: "black"},
|
|
b: %{type: "pawn", colour: "black"},
|
|
c: %{type: "pawn", colour: "black"},
|
|
d: %{type: "pawn", colour: "black"},
|
|
e: %{type: "pawn", colour: "black"},
|
|
f: %{type: "pawn", colour: "black"},
|
|
g: %{type: "pawn", colour: "black"},
|
|
h: %{type: "pawn", colour: "black"}
|
|
},
|
|
"6" => %{a: nil, b: nil, c: nil, d: nil, e: nil, f: nil, g: nil, h: nil},
|
|
"5" => %{a: nil, b: nil, c: nil, d: nil, e: nil, f: nil, g: nil, h: nil},
|
|
"4" => %{a: nil, b: nil, c: nil, d: nil, e: nil, f: nil, g: nil, h: nil},
|
|
"3" => %{a: nil, b: nil, c: nil, d: nil, e: nil, f: nil, g: nil, h: nil},
|
|
"2" => %{
|
|
a: %{type: "pawn", colour: "white"},
|
|
b: %{type: "pawn", colour: "white"},
|
|
c: %{type: "pawn", colour: "white"},
|
|
d: %{type: "pawn", colour: "white"},
|
|
e: %{type: "pawn", colour: "white"},
|
|
f: %{type: "pawn", colour: "white"},
|
|
g: %{type: "pawn", colour: "white"},
|
|
h: %{type: "pawn", colour: "white"}
|
|
},
|
|
"1" => %{
|
|
a: %{type: "rook", colour: "white"},
|
|
b: %{type: "knight", colour: "white"},
|
|
c: %{type: "bishop", colour: "white"},
|
|
d: %{type: "queen", colour: "white"},
|
|
e: %{type: "king", colour: "white"},
|
|
f: %{type: "bishop", colour: "white"},
|
|
g: %{type: "knight", colour: "white"},
|
|
h: %{type: "rook", colour: "white"}
|
|
}
|
|
}
|
|
end
|
|
end
|