diff --git a/lib/chessh/ssh/client/board.ex b/lib/chessh/ssh/client/board.ex deleted file mode 100644 index b192cfe..0000000 --- a/lib/chessh/ssh/client/board.ex +++ /dev/null @@ -1,276 +0,0 @@ -# defmodule Chessh.SSH.Client.Board do -# alias Chessh.SSH.Client -# alias IO.ANSI -# -# require Logger -# -# defmodule State do -# defstruct cursor: %{x: 0, y: 0}, -# highlighted: %{}, -# move_from: nil -# end -# -# use GenServer -# use Chessh.SSH.Client.Screen -# -# @chess_board_height 8 -# @chess_board_width 8 -# @tile_width 7 -# @tile_height 4 -# -# @dark_piece_color ANSI.magenta() -# @light_piece_color ANSI.red() -# -# def tileIsLight(row, col) do -# rem(row, 2) == rem(col, 2) -# end -# -# def piece_type(char) do -# case String.capitalize(char) do -# "P" -> "pawn" -# "N" -> "knight" -# "R" -> "rook" -# "B" -> "bishop" -# "K" -> "king" -# "Q" -> "queen" -# _ -> nil -# end -# end -# -# def make_board({tile_width, tile_height}) do -# rows = -# Enum.map(0..(@chess_board_height - 1), fn row -> -# Enum.map(0..(@chess_board_width - 1), fn col -> -# if(tileIsLight(row, col), do: ' ', else: '▊') -# |> List.duplicate(tile_width) -# end) -# |> Enum.join("") -# end) -# -# Enum.flat_map(rows, fn row -> Enum.map(1..tile_height, fn _ -> row end) end) -# end -# -# defp skip_cols_or_place_piece_reduce(char, {curr_column, data}, rowI) do -# case Integer.parse(char) do -# {skip, ""} -> -# {curr_column + skip, data} -# -# _ -> -# case piece_type(char) do -# nil -> -# {curr_column, data} -# -# type -> -# shade = if(char != String.capitalize(char), do: "light", else: "dark") -# -# {curr_column + 1, -# Map.put( -# data, -# "#{rowI}, #{curr_column}", -# {shade, type} -# )} -# end -# end -# end -# -# defp make_coordinate_to_piece_art_map(fen) do -# rows = -# String.split(fen, " ") -# |> List.first() -# |> String.split("/") -# -# Enum.zip(rows, 0..(length(rows) - 1)) -# |> Enum.map(fn {row, rowI} -> -# {@chess_board_height, pieces_per_row} = -# Enum.reduce( -# String.split(row, ""), -# {0, %{}}, -# &skip_cols_or_place_piece_reduce(&1, &2, rowI) -# ) -# -# pieces_per_row -# end) -# |> Enum.reduce(%{}, fn pieces_map_for_this_row, acc -> -# Map.merge(acc, pieces_map_for_this_row) -# end) -# end -# -# def draw_board( -# fen, -# {tile_width, tile_height} = tile_dims, -# highlights -# ) do -# coordinate_to_piece = make_coordinate_to_piece_art_map(fen) -# board = make_board(tile_dims) -# -# Enum.zip_with([board, 0..(length(board) - 1)], fn [rowStr, row] -> -# curr_y = div(row, tile_height) -# -# %{row_chars: row_chars} = -# Enum.reduce( -# Enum.zip(String.graphemes(rowStr), 0..(String.length(rowStr) - 1)), -# %{current_color: ANSI.black(), row_chars: []}, -# fn {char, col}, %{current_color: current_color, row_chars: row_chars} = row_state -> -# curr_x = div(col, tile_width) -# key = "#{curr_y}, #{curr_x}" -# relative_to_tile_col = col - curr_x * tile_width -# -# prefix = -# if relative_to_tile_col == 0 do -# case Map.fetch(highlights, {curr_y, curr_x}) do -# {:ok, color} -> -# color -# -# _ -> -# ANSI.default_background() -# end -# end -# -# case Map.fetch(coordinate_to_piece, key) do -# {:ok, {shade, type}} -> -# piece = @ascii_chars["pieces"][shade][type] -# piece_line = Enum.at(piece, row - curr_y * tile_height) -# -# piece_line_len = String.length(piece_line) -# pad_left_right = div(tile_width - piece_line_len, 2) -# -# if relative_to_tile_col >= pad_left_right && -# relative_to_tile_col < tile_width - pad_left_right do -# piece_char = String.at(piece_line, relative_to_tile_col - pad_left_right) -# new_char = if piece_char == " ", do: char, else: piece_char -# -# color = -# if piece_char == " ", -# do: ANSI.default_color(), -# else: if(shade == "dark", do: @dark_piece_color, else: @light_piece_color) -# -# if color != current_color do -# %{ -# row_state -# | current_color: color, -# row_chars: row_chars ++ [prefix, color, new_char] -# } -# else -# %{ -# row_state -# | current_color: current_color, -# row_chars: row_chars ++ [prefix, new_char] -# } -# end -# else -# %{ -# row_state -# | current_color: ANSI.default_color(), -# row_chars: row_chars ++ [prefix, ANSI.default_color(), char] -# } -# end -# -# _ -> -# if ANSI.white() != current_color do -# %{ -# row_state -# | current_color: ANSI.default_color(), -# row_chars: row_chars ++ [prefix, ANSI.default_color(), char] -# } -# else -# %{ -# row_state -# | row_chars: row_chars ++ [prefix, char] -# } -# end -# end -# end -# ) -# -# row_chars -# |> Enum.join("") -# end) -# end -# -# def render(%Client.State{ -# state_stack: [{_this_module, %State{highlighted: highlighted}} | _] -# }) do -# board = -# draw_board( -# "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1", -# {@tile_width, @tile_height}, -# highlighted -# ) -# -# [ANSI.home()] ++ -# Enum.map( -# Enum.zip(1..length(board), board), -# fn {i, line} -> -# [ANSI.cursor(i, 0), line] -# end -# ) -# end -# -# def handle_input( -# action, -# %Client.State{ -# binbo_pid: binbo_pid, -# state_stack: [ -# {this_module, -# %State{ -# move_from: move_from, -# cursor: %{x: cursor_x, y: cursor_y} = cursor -# } = screen_state} -# | rest_stack -# ] -# } = state -# ) do -# new_cursor = -# case action do -# :left -> %{y: cursor_y, x: cursor_x - 1} -# :right -> %{y: cursor_y, x: cursor_x + 1} -# :down -> %{y: cursor_y + 1, x: cursor_x} -# :up -> %{y: cursor_y - 1, x: cursor_x} -# _ -> cursor -# end -# -# {new_move_from, move_to} = -# if action == :return do -# coords = {new_cursor.y, new_cursor.x} -# -# case move_from do -# nil -> {coords, nil} -# _ -> {nil, coords} -# end -# else -# {move_from, nil} -# end -# -# if move_from && move_to do -# # Logger.debug(inspect(attempt_move(%Chess.Game{}, move_from, move_to))) -# attempted_move = "#{to_chess_coord(move_from)}#{to_chess_coord(move_to)}" -# -# case :binbo.move(binbo_pid, attempted_move) do -# # state.game_id}, {:new_move, :attempted_move}) -# {:ok, _} -> :syn.publish(:games, {:game, "asdf"}, {:new_move, attempted_move}) -# end -# end -# -# %Client.State{ -# state -# | state_stack: [ -# {this_module, -# %State{ -# screen_state -# | cursor: new_cursor, -# move_from: new_move_from, -# highlighted: %{ -# new_move_from => ANSI.green_background(), -# {new_cursor.y, new_cursor.x} => ANSI.green_background() -# } -# }} -# | rest_stack -# ] -# } -# end -# -# defp to_chess_coord({y, x}) -# when x >= 0 and x < @chess_board_width and y >= 0 and y < @chess_board_height do -# "#{List.to_string([?a + x])}#{y + 1}" -# end -# end diff --git a/lib/chessh/ssh/client/board/board.ex b/lib/chessh/ssh/client/board/board.ex index 600917f..b7f6da6 100644 --- a/lib/chessh/ssh/client/board/board.ex +++ b/lib/chessh/ssh/client/board/board.ex @@ -1,6 +1,7 @@ defmodule Chessh.SSH.Client.Board do alias IO.ANSI require Logger + alias Chessh.Utils @chess_board_height 8 @chess_board_width 8 @@ -13,11 +14,14 @@ defmodule Chessh.SSH.Client.Board do @to_select_background ANSI.blue_background() defmodule State do - defstruct cursor: %{x: 0, y: 0}, + defstruct cursor: %{x: 7, y: 7}, highlighted: %{}, move_from: nil, game_id: nil, - client_pid: nil + client_pid: nil, + binbo_pid: nil, + width: 0, + height: 0 end use Chessh.SSH.Client.Screen @@ -26,11 +30,17 @@ defmodule Chessh.SSH.Client.Board do :syn.add_node_to_scopes([:games]) :ok = :syn.join(:games, {:game, game_id}, self()) - {:ok, state} + :binbo.start() + {:ok, binbo_pid} = :binbo.new_server() + :binbo.new_game(binbo_pid) + + {:ok, %State{state | binbo_pid: binbo_pid}} end - def handle_info({:attempted_move, move}, %State{client_pid: client_pid} = state) do - send(client_pid, {:send_to_ssh, ["hello, world!"]}) + def handle_info({:new_move, move}, %State{binbo_pid: binbo_pid, client_pid: client_pid} = state) do + :binbo.move(binbo_pid, move) + + send(client_pid, {:send_to_ssh, render_state(state)}) {:noreply, state} end @@ -47,10 +57,10 @@ defmodule Chessh.SSH.Client.Board do ) do new_cursor = case action do - :left -> %{y: cursor_y, x: cursor_x - 1} - :right -> %{y: cursor_y, x: cursor_x + 1} - :down -> %{y: cursor_y + 1, x: cursor_x} - :up -> %{y: cursor_y - 1, x: cursor_x} + :left -> %{y: cursor_y, x: Utils.wrap_around(cursor_x, -1, @chess_board_width)} + :right -> %{y: cursor_y, x: Utils.wrap_around(cursor_x, 1, @chess_board_width)} + :down -> %{y: Utils.wrap_around(cursor_y, 1, @chess_board_height), x: cursor_x} + :up -> %{y: Utils.wrap_around(cursor_y, -1, @chess_board_height), x: cursor_x} _ -> cursor end @@ -68,6 +78,7 @@ defmodule Chessh.SSH.Client.Board do if move_from && move_to do attempted_move = "#{to_chess_coord(move_from)}#{to_chess_coord(move_to)}" + Logger.debug("New move #{attempted_move}") :syn.publish(:games, {:game, game_id}, {:new_move, attempted_move}) end @@ -78,25 +89,201 @@ defmodule Chessh.SSH.Client.Board do highlighted: %{ new_move_from => @from_select_background, {new_cursor.y, new_cursor.x} => @to_select_background - } + }, + width: width, + height: height } - send(client_pid, {:send_to_ssh, render_state(width, height, new_state)}) + send(client_pid, {:send_to_ssh, render_state(new_state)}) new_state end def render(width, height, %State{client_pid: client_pid} = state) do - send(client_pid, {:send_to_ssh, render_state(width, height, state)}) - state + send(client_pid, {:send_to_ssh, render_state(state)}) + %State{state | width: width, height: height} end - defp render_state(width, height, %State{} = _state) do - [ANSI.clear(), "#{width}#{height}"] + defp render_state(%State{ + width: _width, + height: _height, + binbo_pid: binbo_pid, + highlighted: highlighted + }) do + {:ok, fen} = :binbo.get_fen(binbo_pid) + + board = + draw_board( + fen, + {@tile_width, @tile_height}, + highlighted + ) + + [ANSI.home()] ++ + Enum.map( + Enum.zip(1..length(board), board), + fn {i, line} -> + [ANSI.cursor(i, 0), line] + end + ) + end + + defp make_board({tile_width, tile_height}) do + rows = + Enum.map(0..(@chess_board_height - 1), fn row -> + Enum.map(0..(@chess_board_width - 1), fn col -> + if(tileIsLight(row, col), do: ' ', else: '▊') + |> List.duplicate(tile_width) + end) + |> Enum.join("") + end) + + Enum.flat_map(rows, fn row -> Enum.map(1..tile_height, fn _ -> row end) end) end defp to_chess_coord({y, x}) when x >= 0 and x < @chess_board_width and y >= 0 and y < @chess_board_height do - "#{List.to_string([?a + x])}#{y + 1}" + "#{List.to_string([?a + x])}#{@chess_board_height - y}" + end + + defp tileIsLight(row, col) do + rem(row, 2) == rem(col, 2) + end + + defp skip_cols_or_place_piece_reduce(char, {curr_column, data}, rowI) do + case Integer.parse(char) do + {skip, ""} -> + {curr_column + skip, data} + + _ -> + case piece_type(char) do + nil -> + {curr_column, data} + + type -> + shade = if(char != String.capitalize(char), do: "light", else: "dark") + + {curr_column + 1, + Map.put( + data, + "#{rowI}, #{curr_column}", + {shade, type} + )} + end + end + end + + defp make_coordinate_to_piece_art_map(fen) do + rows = + String.split(fen, " ") + |> List.first() + |> String.split("/") + + Enum.zip(rows, 0..(length(rows) - 1)) + |> Enum.map(fn {row, rowI} -> + {@chess_board_height, pieces_per_row} = + Enum.reduce( + String.split(row, ""), + {0, %{}}, + &skip_cols_or_place_piece_reduce(&1, &2, rowI) + ) + + pieces_per_row + end) + |> Enum.reduce(%{}, fn pieces_map_for_this_row, acc -> + Map.merge(acc, pieces_map_for_this_row) + end) + end + + defp draw_board( + fen, + {tile_width, tile_height} = tile_dims, + highlights + ) do + coordinate_to_piece = make_coordinate_to_piece_art_map(fen) + board = make_board(tile_dims) + + Enum.zip_with([board, 0..(length(board) - 1)], fn [rowStr, row] -> + curr_y = div(row, tile_height) + + %{row_chars: row_chars} = + Enum.reduce( + Enum.zip(String.graphemes(rowStr), 0..(String.length(rowStr) - 1)), + %{current_color: ANSI.black(), row_chars: []}, + fn {char, col}, %{current_color: current_color, row_chars: row_chars} = row_state -> + curr_x = div(col, tile_width) + key = "#{curr_y}, #{curr_x}" + relative_to_tile_col = col - curr_x * tile_width + + prefix = + if relative_to_tile_col == 0 do + case Map.fetch(highlights, {curr_y, curr_x}) do + {:ok, color} -> + color + + _ -> + ANSI.default_background() + end + end + + case Map.fetch(coordinate_to_piece, key) do + {:ok, {shade, type}} -> + piece = @ascii_chars["pieces"][shade][type] + piece_line = Enum.at(piece, row - curr_y * tile_height) + + piece_line_len = String.length(piece_line) + pad_left_right = div(tile_width - piece_line_len, 2) + + if relative_to_tile_col >= pad_left_right && + relative_to_tile_col < tile_width - pad_left_right do + piece_char = String.at(piece_line, relative_to_tile_col - pad_left_right) + new_char = if piece_char == " ", do: char, else: piece_char + + color = + if piece_char == " ", + do: ANSI.default_color(), + else: if(shade == "dark", do: @dark_piece_color, else: @light_piece_color) + + if color != current_color do + %{ + row_state + | current_color: color, + row_chars: row_chars ++ [prefix, color, new_char] + } + else + %{ + row_state + | current_color: current_color, + row_chars: row_chars ++ [prefix, new_char] + } + end + else + %{ + row_state + | current_color: ANSI.default_color(), + row_chars: row_chars ++ [prefix, ANSI.default_color(), char] + } + end + + _ -> + if ANSI.white() != current_color do + %{ + row_state + | current_color: ANSI.default_color(), + row_chars: row_chars ++ [prefix, ANSI.default_color(), char] + } + else + %{ + row_state + | row_chars: row_chars ++ [prefix, char] + } + end + end + end + ) + + row_chars + |> Enum.join("") + end) end defp piece_type(char) do diff --git a/lib/chessh/ssh/client/client.ex b/lib/chessh/ssh/client/client.ex index eff22b8..0560ce0 100644 --- a/lib/chessh/ssh/client/client.ex +++ b/lib/chessh/ssh/client/client.ex @@ -11,7 +11,7 @@ defmodule Chessh.SSH.Client do @min_terminal_width 64 @min_terminal_height 31 - @max_terminal_width 200 + @max_terminal_width 220 @max_terminal_height 100 defmodule State do diff --git a/lib/chessh/ssh/client/menu.ex b/lib/chessh/ssh/client/menu.ex index 70cbcce..6eb2bdd 100644 --- a/lib/chessh/ssh/client/menu.ex +++ b/lib/chessh/ssh/client/menu.ex @@ -35,11 +35,11 @@ defmodule Chessh.SSH.Client.Menu do :up -> %State{ state - | selected: wrap_around(selected, -1, length(@options)) + | selected: Utils.wrap_around(selected, -1, length(@options)) } :down -> - %State{state | selected: wrap_around(selected, 1, length(@options))} + %State{state | selected: Utils.wrap_around(selected, 1, length(@options))} # :return -> # {_, new_state} = Enum.at(@options, selected) @@ -87,9 +87,4 @@ defmodule Chessh.SSH.Client.Menu do end ) ++ [ANSI.home()] end - - defp wrap_around(index, delta, length) do - calc = index + delta - if(calc < 0, do: length, else: 0) + rem(calc, length) - end end diff --git a/lib/chessh/utils.ex b/lib/chessh/utils.ex index 3e83d5e..d1acf44 100644 --- a/lib/chessh/utils.ex +++ b/lib/chessh/utils.ex @@ -11,4 +11,9 @@ defmodule Chessh.Utils do split = String.split(text, "\n") {Enum.reduce(split, 0, fn x, acc -> max(acc, String.length(x)) end), length(split)} end + + def wrap_around(index, delta, length) do + calc = index + delta + if(calc < 0, do: length, else: 0) + rem(calc, length) + end end