Chess: Add resigning button
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Wuzzy
parent
d326e6bea6
commit
8f339206ca
120
src/chess.lua
120
src/chess.lua
@ -631,16 +631,18 @@ local fs = [[
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list[context;board;0.47,1.155;8,8;]
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tableoptions[background=#00000000;highlight=#00000000;border=false]
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]]
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.."button[13.36,0.26;2,0.8;new;"..FS("New game").."]"
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-- move; white piece; white halfmove; black piece; black halfmove
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.."tablecolumns[text;image," .. pieces_str .. ";text;image," .. pieces_str .. ";text]"
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local function add_move_to_moves_list(meta, pieceFrom, pieceTo, pieceTo_s, from_idx, to_idx)
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local function add_move_to_moves_list(meta, pieceFrom, pieceTo, pieceTo_s, from_idx, to_idx, special)
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local moves_raw = meta:get_string("moves_raw")
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if moves_raw ~= "" then
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moves_raw = moves_raw .. ";"
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end
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moves_raw = moves_raw .. pieceFrom .. "," .. pieceTo .. "," .. pieceTo_s .. "," .. from_idx .. "," .. to_idx
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if not special then
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special = ""
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end
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moves_raw = moves_raw .. pieceFrom .. "," .. pieceTo .. "," .. pieceTo_s .. "," .. from_idx .. "," .. to_idx .. "," .. special
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meta:set_string("moves_raw", moves_raw)
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end
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@ -662,7 +664,23 @@ local function get_moves_formstring(meta)
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local pieceTo_s = move_split[3]
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local from_idx = tonumber(move_split[4])
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local to_idx = tonumber(move_split[5])
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local special = move_split[6]
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-- true if White plays, false if Black plays
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local curPlayerIsWhite = m % 2 == 1
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if special == "whiteWon" or special == "blackWon" or special == "draw" then
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if not curPlayerIsWhite then
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moves_out = moves_out .. ""..MOVES_LIST_SYMBOL_EMPTY..",,"
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end
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end
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if special == "whiteWon" then
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moves_out = moves_out .. ","..MOVES_LIST_SYMBOL_EMPTY..",1–0,"..MOVES_LIST_SYMBOL_EMPTY
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elseif special == "blackWon" then
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moves_out = moves_out .. ","..MOVES_LIST_SYMBOL_EMPTY..",0–1,"..MOVES_LIST_SYMBOL_EMPTY
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elseif special == "draw" then
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moves_out = moves_out .. ","..MOVES_LIST_SYMBOL_EMPTY..",½–½,"..MOVES_LIST_SYMBOL_EMPTY
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else
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local from_x, from_y = index_to_xy(from_idx)
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local to_x, to_y = index_to_xy(to_idx)
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local pieceFrom_s = pieceFrom:match(":(%w+_%w+)")
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@ -678,9 +696,6 @@ local function get_moves_formstring(meta)
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local coordFrom = letters[from_x + 1] .. math.abs(from_y - 8)
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local coordTo = letters[to_x + 1] .. math.abs(to_y - 8)
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-- true if White plays, false if Black plays
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local curPlayerIsWhite = m % 2 == 1
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if curPlayerIsWhite then
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move_no = move_no + 1
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-- Add move number (e.g. " 3.")
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@ -727,6 +742,7 @@ local function get_moves_formstring(meta)
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if curPlayerIsWhite and m == #moves_split then
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moves_out = moves_out .. "," .. MOVES_LIST_SYMBOL_EMPTY
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end
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end
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if m ~= #moves_split then
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moves_out = moves_out .. ","
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@ -778,6 +794,7 @@ local function update_formspec(meta)
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local eaten_img = get_eaten_formstring(meta)
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local lastMove = meta:get_string("lastMove")
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local gameResult = meta:get_string("gameResult")
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local grReason = meta:get_string("gameResultReason")
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-- arrow to show whose turn it is
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local blackArr = (gameResult == "" and lastMove == "white" and "image[1.2,0.252;0.7,0.7;chess_turn_black.png]") or ""
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@ -790,8 +807,12 @@ local function update_formspec(meta)
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local check_s = minetest.colorize("#FF8000", "["..S("check").."]")
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-- player has been checkmated
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local mate_s = minetest.colorize("#FF0000", "["..S("checkmate").."]")
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-- player has resigned
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local resign_s = minetest.colorize("#FF0000", "["..S("resigned").."]")
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-- player has won
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local win_s = minetest.colorize("#00FF00", "["..S("winner").."]")
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-- player has lost
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local lose_s = minetest.colorize("#00FF00", "["..S("loser").."]")
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-- player has a draw
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local draw_s = minetest.colorize("#FF00FF", "["..S("draw").."]")
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@ -801,13 +822,25 @@ local function update_formspec(meta)
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local status_black = ""
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local status_white = ""
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if gameResult == "blackWon" then
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if grReason == "resign" then
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status_white = " " .. resign_s
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elseif grReason == "checkmate" then
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status_white = " " .. mate_s
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else
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status_white = " " .. lose_s
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end
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status_black = " " .. win_s
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status_white = " " .. mate_s
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elseif gameResult == "draw" then
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status_black = " " .. draw_s
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status_white = " " .. draw_s
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elseif gameResult == "whiteWon" then
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status_black = " " .. mate_s
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if grReason == "resign" then
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status_black = " " .. resign_s
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elseif grReason == "checkmate" then
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status_black = " " .. mate_s
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else
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status_black = " " .. lose_s
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end
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status_white = " " .. win_s
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else
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if black_king_attacked then
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@ -843,6 +876,13 @@ local function update_formspec(meta)
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"item_image_button[14.15,8.2;1,1;realchess:knight_white_1;p_knight_white;]"
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end
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local game_buttons
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if gameResult == "" and (playerWhite ~= "" and playerBlack ~= "") then
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game_buttons = "button[13.36,0.26;2,0.8;resign;"..FS("Resign").."]"
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else
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game_buttons = "button[13.36,0.26;2,0.8;new;"..FS("New game").."]"
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end
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local formspec = fs ..
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"label[2.2,0.652;" .. turnBlack .. minetest.formspec_escape(status_black) .. "]" ..
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blackArr ..
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@ -850,7 +890,8 @@ local function update_formspec(meta)
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whiteArr ..
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"table[9.9,1.25;5.45,4;moves;" .. moves .. ";"..m_sel_idx.."]" ..
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promotion_formstring ..
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eaten_img
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eaten_img ..
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game_buttons
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meta:set_string("formspec", formspec)
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end
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@ -924,6 +965,7 @@ function realchess.init(pos)
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meta:set_string("playerWhite", "")
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meta:set_string("lastMove", "")
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meta:set_string("gameResult", "")
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meta:set_string("gameResultReason", "")
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meta:set_string("blackAttacked", "")
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meta:set_string("whiteAttacked", "")
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meta:set_string("promotionActive", "")
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@ -970,6 +1012,11 @@ function realchess.move(pos, from_list, from_index, to_list, to_index, player)
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-- Can't move when waiting for selecting a pawn promotion
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return
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end
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local gameResult = meta:get_string("gameResult")
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if gameResult ~= "" then
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-- No moves if game is over
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return
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end
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local playerName = player:get_player_name()
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local inv = meta:get_inventory()
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@ -1576,8 +1623,9 @@ end
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local function ai_move(inv, meta)
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local board_t = board_to_table(inv)
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local lastMove = meta:get_string("lastMove")
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local gameResult = meta:get_string("gameResult")
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if lastMove == "white" then
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if lastMove == "white" and gameResult == "" then
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update_formspec(meta)
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local moves = {}
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@ -1637,6 +1685,10 @@ local function ai_move(inv, meta)
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end
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minetest.after(1.0, function()
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local gameResult = meta:get_string("gameResult")
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if gameResult ~= "" then
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return
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end
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local lastMoveTime = meta:get_int("lastMoveTime")
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if lastMoveTime > 0 then
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if not kingSafe then
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@ -1734,6 +1786,54 @@ function realchess.fields(pos, _, fields, sender)
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return
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end
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if fields.resign then
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local lastMove = meta:get_string("lastMove")
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if playerWhite == "" and playerBlack == "" or lastMove == "" then
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minetest.chat_send_player(playerName, chat_prefix .. S("Resigning is not possible yet."))
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return
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end
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local winner, loser, whiteWon
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if playerWhite == playerBlack and playerWhite == playerName and playerWhite ~= "" then
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if lastMove == "black" then
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winner = playerBlack
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loser = playerWhite
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whiteWon = false
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else
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winner = playerWhite
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loser = playerBlack
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whiteWon = true
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end
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elseif playerName == playerWhite and playerWhite ~= "" then
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winner = playerBlack
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loser = playerWhite
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whiteWon = false
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elseif playerName == playerBlack and playerBlack ~= "" then
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winner = playerWhite
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loser = playerBlack
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whiteWon = true
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end
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if winner and loser then
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meta:set_string("gameResultReason", "resign")
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if whiteWon then
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meta:set_string("gameResult", "whiteWon")
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add_move_to_moves_list(meta, "", "", "", "", "", "whiteWon")
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else
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meta:set_string("gameResult", "blackWon")
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add_move_to_moves_list(meta, "", "", "", "", "", "blackWon")
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end
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minetest.chat_send_player(loser, chat_prefix .. S("You have resigned."))
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if playerWhite ~= playerBlack then
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minetest.chat_send_player(winner, chat_prefix .. S("@1 has resigned. You win!", loser))
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end
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minetest.log("action", "[xdecor] Chess: "..loser.." has resigned from the game against "..winner)
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update_formspec(meta)
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else
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minetest.chat_send_player(playerName, chat_prefix .. S("You can't resign, you're not playing in this game."))
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end
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return
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end
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local promotions = {
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"queen_white", "rook_white", "bishop_white", "knight_white",
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"queen_black", "rook_black", "bishop_black", "knight_black",
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