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tixif-ngx-busy

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Angular 2 Busy: show busy/loading indicators on any promise, or on any Observable's subscription

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"use strict"; /** * @file Service: PromiseTracker * @author yumao<yuzhang.lille@gmail.com> */ Object.defineProperty(exports, "__esModule", { value: true }); // Inspired by angular-promise-tracker // Add Observable Subscription var core_1 = require("@angular/core"); var Subscription_1 = require("rxjs/Subscription"); var PromiseTrackerService = /** @class */ (function () { function PromiseTrackerService() { this.promiseList = []; this.delayJustFinished = false; } PromiseTrackerService.prototype.reset = function (options) { var _this = this; this.minDuration = options.minDuration; this.promiseList = []; options.promiseList.forEach(function (promise) { if (!promise || promise['busyFulfilled']) { return; } _this.addPromise(promise); }); if (this.promiseList.length === 0) { return; } this.delayJustFinished = false; if (options.delay) { this.delayPromise = setTimeout(function () { _this.delayPromise = null; _this.delayJustFinished = true; }, options.delay); } if (options.minDuration) { this.durationPromise = setTimeout(function () { _this.durationPromise = null; }, options.minDuration + (options.delay || 0)); } }; PromiseTrackerService.prototype.addPromise = function (promise) { var _this = this; if (this.promiseList.indexOf(promise) !== -1) { return; } this.promiseList.push(promise); if (promise instanceof Promise) { promise.then.call(promise, function () { return _this.finishPromise(promise); }, function () { return _this.finishPromise(promise); }); } else if (promise instanceof Subscription_1.Subscription) { promise.add(function () { return _this.finishPromise(promise); }); } }; PromiseTrackerService.prototype.finishPromise = function (promise) { promise['busyFulfilled'] = true; var index = this.promiseList.indexOf(promise); if (index === -1) { return; } this.promiseList.splice(index, 1); }; PromiseTrackerService.prototype.isActive = function () { if (this.delayPromise) { return false; } if (!this.delayJustFinished) { if (this.durationPromise) { return true; } return this.promiseList.length > 0; } this.delayJustFinished = false; if (this.promiseList.length === 0) { this.durationPromise = null; } return this.promiseList.length > 0; }; PromiseTrackerService.decorators = [ { type: core_1.Injectable }, ]; /** @nocollapse */ PromiseTrackerService.ctorParameters = function () { return []; }; return PromiseTrackerService; }()); exports.PromiseTrackerService = PromiseTrackerService; //# sourceMappingURL=promise-tracker.service.js.map