minesweeper-for-web/lib-cjs/src/engine/MinesweeperEngine.js

Minesweeper as a WebComponent.

"use strict";
var _MinesweeperEngine_board;
Object.defineProperty(exports, "__esModule", { value: true });
exports.MinesweeperEngine = void 0;
const tslib_1 = require("tslib");
const types_1 = require("../types/index.js");
const MinesweeperBoard_1 = require("./MinesweeperBoard.js");
class MinesweeperEngine {
    constructor(onWinCallback = () => { }, onLoseCallback = () => { }) {
        _MinesweeperEngine_board.set(this, void 0);
        this.isGameOver = true;
        this.onWinCallback = onWinCallback;
        this.onLoseCallback = onLoseCallback;
    }
    get board() {
        return tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f");
    }
    createBoard(columns = 9, rows = 9, bombs = 10) {
        this.gameModeConfiguration = {
            columns,
            rows,
            bombs,
        };
        this.restart();
    }
    restart() {
        tslib_1.__classPrivateFieldSet(this, _MinesweeperEngine_board, new MinesweeperBoard_1.MinesweeperBoard(this.gameModeConfiguration), "f");
        this.isGameOver = false;
    }
    /**
     * @returns Delta of the amount of flags
     */
    toggleFlag(selectedRow, selectedColumn) {
        if (tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").revealedFields[selectedRow][selectedColumn]) {
            return 0;
        }
        if (tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").flags[selectedRow][selectedColumn]) {
            // removing a flag is always possible
            tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").removeFlag(selectedRow, selectedColumn);
            return -1;
        }
        if (tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").flagCounter < tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").bombs) {
            // it should not be possible to place more flags than bombs
            tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").addFlag(selectedRow, selectedColumn);
            return 1;
        }
        return 0;
    }
    /**
     * @returns {number} Delta of the amount of question marks
     */
    toggleQuestionMark(selectedRow, selectedColumn) {
        if (tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").revealedFields[selectedRow][selectedColumn]) {
            return 0;
        }
        if (tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").questionMarks[selectedRow][selectedColumn]) {
            tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").removeQuestionMark(selectedRow, selectedColumn);
            return -1;
        }
        tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").addQuestionMark(selectedRow, selectedColumn);
        return 1;
    }
    selectField(selectedRow, selectedColumn) {
        const field = tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").revealField(selectedRow, selectedColumn);
        if (field === types_1.FieldKey.BOMB) {
            tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").revealBombs();
            this.onLoseCallback();
            this.isGameOver = true;
            return field;
        }
        // flatten the 2d boolean array and count false values
        const unrevealedFieldsAmount = tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").revealedFields
            .flat()
            .filter((revealedField) => !revealedField).length;
        if (unrevealedFieldsAmount === tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").bombs) {
            tslib_1.__classPrivateFieldGet(this, _MinesweeperEngine_board, "f").revealBombs(true);
            this.onWinCallback();
            this.isGameOver = true;
        }
        return field;
    }
}
exports.MinesweeperEngine = MinesweeperEngine;
_MinesweeperEngine_board = new WeakMap();
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