node_modules/rxjs/dist/cjs/internal/operators/bufferTime.js

"use strict";
var __values = (this && this.__values) || function(o) {
    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
    if (m) return m.call(o);
    if (o && typeof o.length === "number") return {
        next: function () {
            if (o && i >= o.length) o = void 0;
            return { value: o && o[i++], done: !o };
        }
    };
    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.bufferTime = void 0;
var Subscription_1 = require("../Subscription");
var lift_1 = require("../util/lift");
var OperatorSubscriber_1 = require("./OperatorSubscriber");
var arrRemove_1 = require("../util/arrRemove");
var async_1 = require("../scheduler/async");
var args_1 = require("../util/args");
var executeSchedule_1 = require("../util/executeSchedule");
function bufferTime(bufferTimeSpan) {
    var _a, _b;
    var otherArgs = [];
    for (var _i = 1; _i < arguments.length; _i++) {
        otherArgs[_i - 1] = arguments[_i];
    }
    var scheduler = (_a = args_1.popScheduler(otherArgs)) !== null && _a !== void 0 ? _a : async_1.asyncScheduler;
    var bufferCreationInterval = (_b = otherArgs[0]) !== null && _b !== void 0 ? _b : null;
    var maxBufferSize = otherArgs[1] || Infinity;
    return lift_1.operate(function (source, subscriber) {
        var bufferRecords = [];
        var restartOnEmit = false;
        var emit = function (record) {
            var buffer = record.buffer, subs = record.subs;
            subs.unsubscribe();
            arrRemove_1.arrRemove(bufferRecords, record);
            subscriber.next(buffer);
            restartOnEmit && startBuffer();
        };
        var startBuffer = function () {
            if (bufferRecords) {
                var subs = new Subscription_1.Subscription();
                subscriber.add(subs);
                var buffer = [];
                var record_1 = {
                    buffer: buffer,
                    subs: subs,
                };
                bufferRecords.push(record_1);
                executeSchedule_1.executeSchedule(subs, scheduler, function () { return emit(record_1); }, bufferTimeSpan);
            }
        };
        if (bufferCreationInterval !== null && bufferCreationInterval >= 0) {
            executeSchedule_1.executeSchedule(subscriber, scheduler, startBuffer, bufferCreationInterval, true);
        }
        else {
            restartOnEmit = true;
        }
        startBuffer();
        var bufferTimeSubscriber = OperatorSubscriber_1.createOperatorSubscriber(subscriber, function (value) {
            var e_1, _a;
            var recordsCopy = bufferRecords.slice();
            try {
                for (var recordsCopy_1 = __values(recordsCopy), recordsCopy_1_1 = recordsCopy_1.next(); !recordsCopy_1_1.done; recordsCopy_1_1 = recordsCopy_1.next()) {
                    var record = recordsCopy_1_1.value;
                    var buffer = record.buffer;
                    buffer.push(value);
                    maxBufferSize <= buffer.length && emit(record);
                }
            }
            catch (e_1_1) { e_1 = { error: e_1_1 }; }
            finally {
                try {
                    if (recordsCopy_1_1 && !recordsCopy_1_1.done && (_a = recordsCopy_1.return)) _a.call(recordsCopy_1);
                }
                finally { if (e_1) throw e_1.error; }
            }
        }, function () {
            while (bufferRecords === null || bufferRecords === void 0 ? void 0 : bufferRecords.length) {
                subscriber.next(bufferRecords.shift().buffer);
            }
            bufferTimeSubscriber === null || bufferTimeSubscriber === void 0 ? void 0 : bufferTimeSubscriber.unsubscribe();
            subscriber.complete();
            subscriber.unsubscribe();
        }, undefined, function () { return (bufferRecords = null); });
        source.subscribe(bufferTimeSubscriber);
    });
}
exports.bufferTime = bufferTime;
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