@rxx/worker
Version:
React MVI micro framework.
147 lines • 9.29 kB
JavaScript
"use strict";
/**
* The MIT License (MIT)
* Copyright (c) Taketoshi Aono
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
* @fileoverview
* @author Taketoshi Aono
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var state_handler_1 = require("../handler/state-handler");
var utils_1 = require("../utils");
var rxjs_1 = require("rxjs");
/**
* History size.
*/
var MAX_HISTORY_LENGTH = 10;
/**
* Intent decorator that assign StateHandler to instance properties.
*/
function intent(Base) {
var EnhancedIntent = /** @class */ (function (_super) {
tslib_1.__extends(EnhancedIntent, _super);
function EnhancedIntent(dispatch, handlers) {
var _this = _super.call(this, handlers) || this;
_this.dispatch = dispatch;
for (var key in handlers) {
_this[key] = handlers[key];
}
return _this;
}
return EnhancedIntent;
}(Base));
return EnhancedIntent;
}
exports.intent = intent;
/**
* Singleton event publisher.
*/
var Intent = /** @class */ (function (_super) {
tslib_1.__extends(Intent, _super);
function Intent() {
var _this = _super !== null && _super.apply(this, arguments) || this;
/**
* Event history.
*/
_this.history = [];
_this.children = [];
_this.subscribers = [];
return _this;
}
Intent.prototype.subscribeEvent = function (subscriber) {
this.subscribers.push(subscriber);
};
Intent.prototype.unsubscribeEvent = function (subscriber) {
this.subscribers = this.subscribers.filter(function (s) { return s !== subscriber; });
};
Intent.prototype.unsubscribeAll = function () {
this.subscribers = [];
};
Intent.prototype.subscribe = function (props) {
return new rxjs_1.Subscription();
};
Intent.prototype.clone = function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
return this;
};
/**
* Publish event.
* @override
* @param key Event name. If 'RETRY' passed, past published event will be republishing.
* @param args Event args. If a first argument was 'RETRY', specify history index.
* If empty, last event will be publishing.
*/
Intent.prototype.push = function (key, args) {
return tslib_1.__awaiter(this, void 0, void 0, function () {
var target, subjects, fire;
var _this = this;
return tslib_1.__generator(this, function (_a) {
if (key === 'RETRY') {
target = args
? this.findHistory(args)
: this.history[this.history.length - 1];
if (target) {
target.fire();
}
return [2 /*return*/];
}
subjects = this.findSubjects(key);
if (!subjects.length) {
return [2 /*return*/];
}
fire = function () {
subjects.forEach(function (subject) {
return subject.next({ data: args, state: _this.state });
});
_this.subscribers.forEach(function (s) { return s(key, args); });
};
this.history.push({ fire: fire, key: key });
if (this.history.length > MAX_HISTORY_LENGTH) {
this.history.shift();
}
fire();
return [2 /*return*/, Promise.resolve()];
});
});
};
Intent.prototype.getStreamStore = function () {
return this.store;
};
/**
* Return callback function that will publish event.
* @override
* @param key Event name.
* @param v Event args. Override publish args.
*/
Intent.prototype.callback = function (key, v) {
var _this = this;
return function (args) { return _this.push(key, utils_1.isDefined(v) ? v : args); };
};
Intent.prototype.findSubjects = function (key) {
return this.store.get(key);
};
Intent.prototype.findHistory = function (retryKey) {
return this.history.filter(function (_a) {
var key = _a.key;
return key === retryKey;
})[0];
};
return Intent;
}(state_handler_1.StateHandler));
exports.Intent = Intent;
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