@woosh/meep-engine/src/generation/placement/action/random/weighted/WeightedGridCellAction.js

Pure JavaScript game engine. Fully featured and production ready.

import { assert } from "../../../../../core/assert.js";

export class WeightedGridCellAction {

    /**
     *
     * @type {GridCellAction}
     */
    action = null;

    /**
     *
     * @type {CellFilter}
     */
    weight = null;

    /**
     *
     * @param {GridCellAction} action
     * @param {CellFilter} weight
     */
    static from(action, weight) {
        assert.equal(action.isGridCellAction, true, 'action.isGridCellAction !== true');
        assert.equal(weight.isCellFilter, true, 'weight.isCellFilter !== true');

        const r = new WeightedGridCellAction();

        r.action = action;
        r.weight = weight;

        return r;
    }

    /**
     * @param {GridData} grid
     * @param {number} seed
     */
    initialize(grid, seed) {
        this.action.initialize(grid, seed);

        if (!this.weight.initialized) {
            this.weight.initialize(grid, seed);
        }
    }
}

/**
 * @readonly
 * @type {boolean}
 */
WeightedGridCellAction.prototype.isWeightedGridCellAction = true;