react-dayo/dist/module/entities/interval/interval.js

A Queue component for notification etc

var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (_) try {
            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [op[0] & 2, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
                case 7: op = _.ops.pop(); _.trys.pop(); continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                    if (t[2]) _.ops.pop();
                    _.trys.pop(); continue;
            }
            op = body.call(thisArg, _);
        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
import NanoEvents from 'nanoevents';
/**
 * Value Object
 */
var Interval = /** @class */ (function () {
    function Interval() {
        this.emitter = new NanoEvents();
        this.items = new Map();
    }
    Interval.create = function () {
        if (this.instance === undefined) {
            this.instance = new Interval();
        }
        return this.instance;
    };
    /**
     * just run with `window.setInterval`
     */
    Interval.prototype.startTick = function () {
        var _this = this;
        this.intervalId = window.setInterval(function () {
            _this.emitter.emit('tick', {});
        }, 30);
    };
    /**
     * Weather running `window.setInterval`
     */
    Interval.prototype.isRunningTick = function () {
        return this.intervalId !== undefined;
    };
    /**
     * To stop running `window.setInterval`
     */
    Interval.prototype.stopTick = function () {
        if (!this.isRunningTick()) {
            return;
        }
        clearInterval(this.intervalId);
        this.intervalId = undefined;
    };
    Interval.prototype.hasItems = function () {
        return this.items.size > 0;
    };
    /**
     * whether item has
     */
    Interval.prototype.has = function (item) {
        return this.items.has(item);
    };
    Interval.prototype.add = function (item) {
        this.items.set(item, item);
    };
    Interval.prototype.remove = function (item) {
        this.items.delete(item);
    };
    Interval.prototype.wait = function (item, condition) {
        return __awaiter(this, void 0, void 0, function () {
            var onTick;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        this.add(item);
                        if (this.has(item) && this.hasItems() && !this.isRunningTick()) {
                            this.startTick();
                        }
                        onTick = this.emitter.on.bind(this.emitter, 'tick');
                        return [4 /*yield*/, condition(onTick)];
                    case 1:
                        _a.sent();
                        this.remove(item);
                        if (!this.has(item) && !this.hasItems() && this.isRunningTick()) {
                            this.stopTick();
                        }
                        return [2 /*return*/];
                }
            });
        });
    };
    return Interval;
}());
export { Interval };
export default Interval;
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