mirror of
https://github.com/danbee/chess
synced 2025-03-04 08:39:06 +00:00
Dan Barber
c0facfa4d5
Restricts players to only be able to move their own pieces and only when it's their turn.
61 lines
2.0 KiB
Elixir
61 lines
2.0 KiB
Elixir
defmodule Chess.Board do
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@moduledoc false
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def transform(board) do
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Enum.map(0..7, fn (rank) ->
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Enum.map(0..7, fn (file) ->
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board["#{file},#{rank}"]
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end)
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end)
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end
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def move_piece(board, move_params) do
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[from_file, from_rank] = move_params["from"]
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[to_file, to_rank] = move_params["to"]
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{piece, board} = Map.pop(board, "#{from_file},#{from_rank}")
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Map.put(board, "#{to_file},#{to_rank}", piece)
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end
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def default do
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%{
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"0,7" => %{type: :rook, colour: :black},
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"1,7" => %{type: :knight, colour: :black},
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"2,7" => %{type: :bishop, colour: :black},
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"3,7" => %{type: :queen, colour: :black},
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"4,7" => %{type: :king, colour: :black},
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"5,7" => %{type: :bishop, colour: :black},
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"6,7" => %{type: :knight, colour: :black},
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"7,7" => %{type: :rook, colour: :black},
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"0,6" => %{type: :pawn, colour: :black},
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"1,6" => %{type: :pawn, colour: :black},
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"2,6" => %{type: :pawn, colour: :black},
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"3,6" => %{type: :pawn, colour: :black},
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"4,6" => %{type: :pawn, colour: :black},
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"5,6" => %{type: :pawn, colour: :black},
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"6,6" => %{type: :pawn, colour: :black},
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"7,6" => %{type: :pawn, colour: :black},
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"0,1" => %{type: :pawn, colour: :white},
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"1,1" => %{type: :pawn, colour: :white},
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"2,1" => %{type: :pawn, colour: :white},
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"3,1" => %{type: :pawn, colour: :white},
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"4,1" => %{type: :pawn, colour: :white},
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"5,1" => %{type: :pawn, colour: :white},
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"6,1" => %{type: :pawn, colour: :white},
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"7,1" => %{type: :pawn, colour: :white},
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"0,0" => %{type: :rook, colour: :white},
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"1,0" => %{type: :knight, colour: :white},
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"2,0" => %{type: :bishop, colour: :white},
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"3,0" => %{type: :queen, colour: :white},
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"4,0" => %{type: :king, colour: :white},
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"5,0" => %{type: :bishop, colour: :white},
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"6,0" => %{type: :knight, colour: :white},
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"7,0" => %{type: :rook, colour: :white}
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}
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end
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end
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