Undoer.spx

func undo(op int, id int, val int) {
	undoOpList.delete Last
	undoIdList.delete Last
	undoParamList.delete Last
	currentCol = (id - 1) % 19
	currentRow = (id - 1) / 19
	currentPlayer = val
	if op == 0 {
		if undoOpList.len == 0 {
			hide
		}
		broadcast "try put chess", true
		gameState.set id-1, _Eating
		broadcast "eat chesses", true
		undoing = 0
	} else {
		Chess.clone
	}
}

onStart => {
	undoOpList.delete All
	undoIdList.delete All
	undoParamList.delete All
	undoing = 0
	hide
}

onClick => {
	if undoOpList.len > 0 {
		undoing = 1
		undo undoOpList.at(Last).int, undoIdList.at(Last).int, undoParamList.at(Last).int
	}
}

onMsg "restore eaten chesses", => {
	currentPlayer = 3 - currentPlayer
	undo undoOpList.at(Last).int, undoIdList.at(Last).int, undoParamList.at(Last).int
}

onMsg "put chess done", => {
	show
}