'use strict';
exports.__esModule = true;
exports['default'] = windowCount;
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }
function _inherits(subClass, superClass) { Iif (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); Eif (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
function _classCallCheck(instance, Constructor) { Iif (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }
var _Subscriber2 = require('../Subscriber');
var _Subscriber3 = _interopRequireDefault(_Subscriber2);
var _Subject = require('../Subject');
var _Subject2 = _interopRequireDefault(_Subject);
function windowCount(windowSize) {
var startWindowEvery = arguments.length <= 1 || arguments[1] === undefined ? 0 : arguments[1];
return this.lift(new WindowCountOperator(windowSize, startWindowEvery));
}
var WindowCountOperator = (function () {
function WindowCountOperator(windowSize, startWindowEvery) {
_classCallCheck(this, WindowCountOperator);
this.windowSize = windowSize;
this.startWindowEvery = startWindowEvery;
}
WindowCountOperator.prototype.call = function call(subscriber) {
return new WindowCountSubscriber(subscriber, this.windowSize, this.startWindowEvery);
};
return WindowCountOperator;
})();
var WindowCountSubscriber = (function (_Subscriber) {
_inherits(WindowCountSubscriber, _Subscriber);
function WindowCountSubscriber(destination, windowSize, startWindowEvery) {
_classCallCheck(this, WindowCountSubscriber);
_Subscriber.call(this, destination);
this.windowSize = windowSize;
this.startWindowEvery = startWindowEvery;
this.windows = [new _Subject2['default']()];
this.count = 0;
destination.next(this.windows[0]);
}
WindowCountSubscriber.prototype._next = function _next(value) {
var startWindowEvery = this.startWindowEvery > 0 ? this.startWindowEvery : this.windowSize;
var windowSize = this.windowSize;
var windows = this.windows;
var len = windows.length;
for (var i = 0; i < len; i++) {
windows[i].next(value);
}
var c = this.count - windowSize + 1;
if (c >= 0 && c % startWindowEvery === 0) {
windows.shift().complete();
}
if (++this.count % startWindowEvery === 0) {
var _window = new _Subject2['default']();
windows.push(_window);
this.destination.next(_window);
}
};
WindowCountSubscriber.prototype._error = function _error(err) {
var windows = this.windows;
while (windows.length > 0) {
windows.shift().error(err);
}
this.destination.error(err);
};
WindowCountSubscriber.prototype._complete = function _complete() {
var windows = this.windows;
while (windows.length > 0) {
windows.shift().complete();
}
this.destination.complete();
};
return WindowCountSubscriber;
})(_Subscriber3['default']);
module.exports = exports['default']; |