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Chess: Show message when a draw claim was false

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Wuzzy 2023-07-19 15:33:10 +02:00
parent d91d00d431
commit 3faa0317da
1 changed files with 37 additions and 12 deletions
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49
src/chess.lua
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@ -1987,9 +1987,19 @@ local function update_game_result(meta)
minetest.log("action", "[xdecor] Chess: A game between "..playerWhite.." and "..playerBlack.." ended in a draw by dead position")
end
-- 75-move rule. Automatically draw game if the last 75 moves of EACH player (thus 150 halfmoves)
-- neither moved a pawn or captured a piece.
-- Important: This rule MUST be checked AFTER checkmate because checkmate takes precedence.
if meta:get_int("halfmoveClock") >= 150 then
meta:set_string("gameResult", "draw")
meta:set_string("gameResultReason", "75_move_rule")
add_special_to_moves_list(meta, "draw")
local msg = S("No piece was captured and no pawn was moved for 75 consecutive moves of each player. It's a draw!")
send_message_2(playerWhite, playerBlack, msg, botColor)
minetest.log("action", "[xdecor] Chess: A game between "..playerWhite.." and "..playerBlack.." ended in a draw via the 75-move rule")
-- 50-move rule, after a player issued a draw claim when the halfmove clock was at 99.
-- If no pawn moved nor a piece was captured for >= 100 halfmoves, the game is drawn.
if meta:get_int("halfmoveClock") >= 100 and meta:get_string("drawClaim") == "50_move_rule" then
elseif meta:get_int("halfmoveClock") >= 100 and meta:get_string("drawClaim") == "50_move_rule" then
meta:set_string("drawClaim", "")
meta:set_string("gameResult", "draw")
meta:set_string("gameResultReason", "50_move_rule")
@ -2008,17 +2018,19 @@ local function update_game_result(meta)
send_message(other, S("@1 has drawn the game by invoking the 50-move rule.", claimer), botColor)
end
minetest.log("action", "[xdecor] Chess: A game between "..playerWhite.." and "..playerBlack.." ended in a draw because "..claimer.." has invoked the 50-move rule")
-- 75-move rule. Automatically draw game if the last 75 moves of EACH player (thus 150 halfmoves)
-- neither moved a pawn or captured a piece.
-- Important: This rule MUST be checked AFTER checkmate because checkmate takes precedence.
elseif meta:get_int("halfmoveClock") >= 150 then
meta:set_string("gameResult", "draw")
meta:set_string("gameResultReason", "75_move_rule")
add_special_to_moves_list(meta, "draw")
local msg = S("No piece was captured and no pawn was moved for 75 consecutive moves of each player. It's a draw!")
send_message_2(playerWhite, playerBlack, msg, botColor)
minetest.log("action", "[xdecor] Chess: A game between "..playerWhite.." and "..playerBlack.." ended in a draw via the 75-move rule")
elseif meta:get_string("drawClaim") == "50_move_rule" then
local claimer, other
if lastMove == "black" or lastMove == "" then
claimer = playerWhite
other = playerBlack
else
claimer = playerBlack
other = playerWhite
end
send_message(claimer, S("You have failed to make a game-drawing move. The game continues."), botColor)
if claimer ~= other then
send_message(other, S("@1 made a draw claim using the 50-move rule but it was false. The game continues.", claimer), botColor)
end
end
-- Draw if same position appeared >= 5 times
@ -2109,6 +2121,19 @@ local function update_game_result(meta)
send_message(other, S("@1 has drawn the game by invoking the threefold repetition rule.", claimer), botColor)
end
minetest.log("action", "[xdecor] Chess: A game between "..playerWhite.." and "..playerBlack.." ended in a draw because "..claimer.." has invoked the threefold repetition rule")
elseif meta:get_string("drawClaim") == "same_position_3" then
local claimer, other
if lastMove == "black" or lastMove == "" then
claimer = playerWhite
other = playerBlack
else
claimer = playerBlack
other = playerWhite
end
send_message(claimer, S("You have failed to make a game-drawing move. The game continues."), botColor)
if claimer ~= other then
send_message(other, S("@1 made a draw claim using the threefold repetition rule but it was false. The game continues.", claimer), botColor)
end
end
meta:set_string("drawClaim", "")