github-pages-deploy-action/node_modules/rxjs/_esm5/internal/operators/windowTime.js

/** PURE_IMPORTS_START tslib,_Subject,_scheduler_async,_Subscriber,_util_isNumeric,_util_isScheduler PURE_IMPORTS_END */
import * as tslib_1 from "tslib";
import { Subject } from '../Subject';
import { async } from '../scheduler/async';
import { Subscriber } from '../Subscriber';
import { isNumeric } from '../util/isNumeric';
import { isScheduler } from '../util/isScheduler';
export function windowTime(windowTimeSpan) {
    var scheduler = async;
    var windowCreationInterval = null;
    var maxWindowSize = Number.POSITIVE_INFINITY;
    if (isScheduler(arguments[3])) {
        scheduler = arguments[3];
    }
    if (isScheduler(arguments[2])) {
        scheduler = arguments[2];
    }
    else if (isNumeric(arguments[2])) {
        maxWindowSize = arguments[2];
    }
    if (isScheduler(arguments[1])) {
        scheduler = arguments[1];
    }
    else if (isNumeric(arguments[1])) {
        windowCreationInterval = arguments[1];
    }
    return function windowTimeOperatorFunction(source) {
        return source.lift(new WindowTimeOperator(windowTimeSpan, windowCreationInterval, maxWindowSize, scheduler));
    };
}
var WindowTimeOperator = /*@__PURE__*/ (function () {
    function WindowTimeOperator(windowTimeSpan, windowCreationInterval, maxWindowSize, scheduler) {
        this.windowTimeSpan = windowTimeSpan;
        this.windowCreationInterval = windowCreationInterval;
        this.maxWindowSize = maxWindowSize;
        this.scheduler = scheduler;
    }
    WindowTimeOperator.prototype.call = function (subscriber, source) {
        return source.subscribe(new WindowTimeSubscriber(subscriber, this.windowTimeSpan, this.windowCreationInterval, this.maxWindowSize, this.scheduler));
    };
    return WindowTimeOperator;
}());
var CountedSubject = /*@__PURE__*/ (function (_super) {
    tslib_1.__extends(CountedSubject, _super);
    function CountedSubject() {
        var _this = _super !== null && _super.apply(this, arguments) || this;
        _this._numberOfNextedValues = 0;
        return _this;
    }
    CountedSubject.prototype.next = function (value) {
        this._numberOfNextedValues++;
        _super.prototype.next.call(this, value);
    };
    Object.defineProperty(CountedSubject.prototype, "numberOfNextedValues", {
        get: function () {
            return this._numberOfNextedValues;
        },
        enumerable: true,
        configurable: true
    });
    return CountedSubject;
}(Subject));
var WindowTimeSubscriber = /*@__PURE__*/ (function (_super) {
    tslib_1.__extends(WindowTimeSubscriber, _super);
    function WindowTimeSubscriber(destination, windowTimeSpan, windowCreationInterval, maxWindowSize, scheduler) {
        var _this = _super.call(this, destination) || this;
        _this.destination = destination;
        _this.windowTimeSpan = windowTimeSpan;
        _this.windowCreationInterval = windowCreationInterval;
        _this.maxWindowSize = maxWindowSize;
        _this.scheduler = scheduler;
        _this.windows = [];
        var window = _this.openWindow();
        if (windowCreationInterval !== null && windowCreationInterval >= 0) {
            var closeState = { subscriber: _this, window: window, context: null };
            var creationState = { windowTimeSpan: windowTimeSpan, windowCreationInterval: windowCreationInterval, subscriber: _this, scheduler: scheduler };
            _this.add(scheduler.schedule(dispatchWindowClose, windowTimeSpan, closeState));
            _this.add(scheduler.schedule(dispatchWindowCreation, windowCreationInterval, creationState));
        }
        else {
            var timeSpanOnlyState = { subscriber: _this, window: window, windowTimeSpan: windowTimeSpan };
            _this.add(scheduler.schedule(dispatchWindowTimeSpanOnly, windowTimeSpan, timeSpanOnlyState));
        }
        return _this;
    }
    WindowTimeSubscriber.prototype._next = function (value) {
        var windows = this.windows;
        var len = windows.length;
        for (var i = 0; i < len; i++) {
            var window_1 = windows[i];
            if (!window_1.closed) {
                window_1.next(value);
                if (window_1.numberOfNextedValues >= this.maxWindowSize) {
                    this.closeWindow(window_1);
                }
            }
        }
    };
    WindowTimeSubscriber.prototype._error = function (err) {
        var windows = this.windows;
        while (windows.length > 0) {
            windows.shift().error(err);
        }
        this.destination.error(err);
    };
    WindowTimeSubscriber.prototype._complete = function () {
        var windows = this.windows;
        while (windows.length > 0) {
            var window_2 = windows.shift();
            if (!window_2.closed) {
                window_2.complete();
            }
        }
        this.destination.complete();
    };
    WindowTimeSubscriber.prototype.openWindow = function () {
        var window = new CountedSubject();
        this.windows.push(window);
        var destination = this.destination;
        destination.next(window);
        return window;
    };
    WindowTimeSubscriber.prototype.closeWindow = function (window) {
        window.complete();
        var windows = this.windows;
        windows.splice(windows.indexOf(window), 1);
    };
    return WindowTimeSubscriber;
}(Subscriber));
function dispatchWindowTimeSpanOnly(state) {
    var subscriber = state.subscriber, windowTimeSpan = state.windowTimeSpan, window = state.window;
    if (window) {
        subscriber.closeWindow(window);
    }
    state.window = subscriber.openWindow();
    this.schedule(state, windowTimeSpan);
}
function dispatchWindowCreation(state) {
    var windowTimeSpan = state.windowTimeSpan, subscriber = state.subscriber, scheduler = state.scheduler, windowCreationInterval = state.windowCreationInterval;
    var window = subscriber.openWindow();
    var action = this;
    var context = { action: action, subscription: null };
    var timeSpanState = { subscriber: subscriber, window: window, context: context };
    context.subscription = scheduler.schedule(dispatchWindowClose, windowTimeSpan, timeSpanState);
    action.add(context.subscription);
    action.schedule(state, windowCreationInterval);
}
function dispatchWindowClose(state) {
    var subscriber = state.subscriber, window = state.window, context = state.context;
    if (context && context.action && context.subscription) {
        context.action.remove(context.subscription);
    }
    subscriber.closeWindow(window);
}
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