sudoku-solve/dist/Changes.js

Konni's Sudoku solving library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Changes = exports.Change = void 0;
const RemovedNumbers_1 = require("./RemovedNumbers");
class Changes {
    constructor(changes) {
        this.changes = changes.filter(change => !change.isNone);
    }
    concat(other) {
        return new Changes(this.changes.concat(other.changes));
    }
    solvedNumbers() {
        return this.changes.filter(change => change.hasSolvedNumber())
            .map(change => change.solvedNumber);
    }
    removedNumbers() {
        return this.changes.filter(change => change.hasRemovedNumbers())
            .map(change => change.removedNumbers);
    }
}
exports.Changes = Changes;
class Change {
    constructor(isNone, solvedNumber, removedNumbers) {
        this.isNone = isNone;
        this.solvedNumber = solvedNumber;
        this.removedNumbers = removedNumbers;
    }
    static none() {
        return new Change(true);
    }
    static solvedNumber(solvedNumber) {
        return new Change(false, solvedNumber);
    }
    static forRemovedNumbers(number, rule, before, after) {
        if (before.length > after.length) {
            const removedNumbers = before.filter(n => !after.includes(n));
            return new Change(false, undefined, new RemovedNumbers_1.RemovedNumbers(rule, number.row, number.col, removedNumbers));
        }
        return Change.none();
    }
    hasSolvedNumber() {
        return this.solvedNumber !== undefined;
    }
    hasRemovedNumbers() {
        return this.removedNumbers !== undefined;
    }
}
exports.Change = Change;