| 1 | /** PURE_IMPORTS_START tslib,_Subscriber,_Subject PURE_IMPORTS_END */
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| 2 | import * as tslib_1 from "tslib";
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| 3 | import { Subscriber } from '../Subscriber';
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| 4 | import { Subject } from '../Subject';
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| 5 | export function windowCount(windowSize, startWindowEvery) {
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| 6 | if (startWindowEvery === void 0) {
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| 7 | startWindowEvery = 0;
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| 8 | }
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| 9 | return function windowCountOperatorFunction(source) {
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| 10 | return source.lift(new WindowCountOperator(windowSize, startWindowEvery));
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| 11 | };
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| 12 | }
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| 13 | var WindowCountOperator = /*@__PURE__*/ (function () {
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| 14 | function WindowCountOperator(windowSize, startWindowEvery) {
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| 15 | this.windowSize = windowSize;
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| 16 | this.startWindowEvery = startWindowEvery;
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| 17 | }
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| 18 | WindowCountOperator.prototype.call = function (subscriber, source) {
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| 19 | return source.subscribe(new WindowCountSubscriber(subscriber, this.windowSize, this.startWindowEvery));
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| 20 | };
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| 21 | return WindowCountOperator;
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| 22 | }());
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| 23 | var WindowCountSubscriber = /*@__PURE__*/ (function (_super) {
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| 24 | tslib_1.__extends(WindowCountSubscriber, _super);
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| 25 | function WindowCountSubscriber(destination, windowSize, startWindowEvery) {
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| 26 | var _this = _super.call(this, destination) || this;
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| 27 | _this.destination = destination;
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| 28 | _this.windowSize = windowSize;
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| 29 | _this.startWindowEvery = startWindowEvery;
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| 30 | _this.windows = [new Subject()];
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| 31 | _this.count = 0;
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| 32 | destination.next(_this.windows[0]);
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| 33 | return _this;
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| 34 | }
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| 35 | WindowCountSubscriber.prototype._next = function (value) {
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| 36 | var startWindowEvery = (this.startWindowEvery > 0) ? this.startWindowEvery : this.windowSize;
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| 37 | var destination = this.destination;
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| 38 | var windowSize = this.windowSize;
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| 39 | var windows = this.windows;
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| 40 | var len = windows.length;
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| 41 | for (var i = 0; i < len && !this.closed; i++) {
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| 42 | windows[i].next(value);
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| 43 | }
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| 44 | var c = this.count - windowSize + 1;
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| 45 | if (c >= 0 && c % startWindowEvery === 0 && !this.closed) {
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| 46 | windows.shift().complete();
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| 47 | }
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| 48 | if (++this.count % startWindowEvery === 0 && !this.closed) {
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| 49 | var window_1 = new Subject();
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| 50 | windows.push(window_1);
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| 51 | destination.next(window_1);
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| 52 | }
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| 53 | };
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| 54 | WindowCountSubscriber.prototype._error = function (err) {
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| 55 | var windows = this.windows;
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| 56 | if (windows) {
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| 57 | while (windows.length > 0 && !this.closed) {
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| 58 | windows.shift().error(err);
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| 59 | }
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| 60 | }
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| 61 | this.destination.error(err);
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| 62 | };
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| 63 | WindowCountSubscriber.prototype._complete = function () {
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| 64 | var windows = this.windows;
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| 65 | if (windows) {
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| 66 | while (windows.length > 0 && !this.closed) {
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| 67 | windows.shift().complete();
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| 68 | }
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| 69 | }
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| 70 | this.destination.complete();
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| 71 | };
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| 72 | WindowCountSubscriber.prototype._unsubscribe = function () {
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| 73 | this.count = 0;
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| 74 | this.windows = null;
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| 75 | };
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| 76 | return WindowCountSubscriber;
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| 77 | }(Subscriber));
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| 78 | //# sourceMappingURL=windowCount.js.map
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