UNPKG

sg-socket-client

Version:
265 lines (226 loc) 15.8 kB
/** * Publish/Subscribe feature * @mixin PubsubExtension */ 'use strict'; var _regeneratorRuntime = require("@babel/runtime/regenerator"); var _Object$assign = require("@babel/runtime/core-js/object/assign"); var _asyncToGenerator = require("@babel/runtime/helpers/asyncToGenerator"); var _Object$freeze = require("@babel/runtime/core-js/object/freeze"); var _require = require('sg-socket-constants'), PubsubEvents = _require.PubsubEvents; var SUBSCRIBE = PubsubEvents.SUBSCRIBE, UNSUBSCRIBE = PubsubEvents.UNSUBSCRIBE, RAISE = PubsubEvents.RAISE, SHUT = PubsubEvents.SHUT, PUBLISH = PubsubEvents.PUBLISH, RECEIVE = PubsubEvents.RECEIVE, COUNT = PubsubEvents.COUNT; /** @lends PubsubExtension */ var PubsubExtension = _Object$freeze({ /** * Subscribe topic * @param {string} topic - Name of topic to subscribe * @param {function} handler - Event handler * @returns {Promise} */ subscribe: function () { var _subscribe = _asyncToGenerator( /*#__PURE__*/ _regeneratorRuntime.mark(function _callee(topic, handler) { var result, receiver; return _regeneratorRuntime.wrap(function _callee$(_context) { while (1) { switch (_context.prev = _context.next) { case 0: receiver = function _ref(data) { handler(data.payload); }; this._pubsubReceivers = this._pubsubReceivers || {}; _context.next = 4; return this.call(SUBSCRIBE, { topic: topic }); case 4: result = _context.sent; _Object$assign(receiver, { handler: handler }); this._pubsubReceivers[topic] = (this._pubsubReceivers[topic] || []).concat(receiver); this.on(RECEIVE, receiver); return _context.abrupt("return", result); case 9: case "end": return _context.stop(); } } }, _callee, this); })); return function subscribe(_x, _x2) { return _subscribe.apply(this, arguments); }; }(), /** * Unsubscribe topic * @param {string} topic - Name of topic to subscribe * @param {function} handler - Event handler * @returns {Promise} */ unsubscribe: function () { var _unsubscribe = _asyncToGenerator( /*#__PURE__*/ _regeneratorRuntime.mark(function _callee2(topic, handler) { var _this = this; var result; return _regeneratorRuntime.wrap(function _callee2$(_context2) { while (1) { switch (_context2.prev = _context2.next) { case 0: this._pubsubReceivers = this._pubsubReceivers || {}; _context2.next = 3; return this.call(UNSUBSCRIBE, { topic: topic }); case 3: result = _context2.sent; this._pubsubReceivers[topic] = (this._pubsubReceivers[topic] || []).filter(function (receiver) { var removing = !handler || receiver.handler === handler; if (removing) { _this.off(RECEIVE, receiver); } return !removing; }); return _context2.abrupt("return", result); case 6: case "end": return _context2.stop(); } } }, _callee2, this); })); return function unsubscribe(_x3, _x4) { return _unsubscribe.apply(this, arguments); }; }(), /** * Raise as a publisher * @param {string} topic - Name of topic * @returns {Promise} */ raiseAsPublisher: function () { var _raiseAsPublisher = _asyncToGenerator( /*#__PURE__*/ _regeneratorRuntime.mark(function _callee3(topic) { var call, result, sender; return _regeneratorRuntime.wrap(function _callee3$(_context3) { while (1) { switch (_context3.prev = _context3.next) { case 0: sender = function _ref2(payload) { return call(PUBLISH, { topic: topic, payload: payload }); }; call = this.call.bind(this); this._pubsubSenders = this._pubsubSenders || {}; _context3.next = 5; return call(RAISE, { topic: topic }); case 5: result = _context3.sent; _Object$assign(sender, { topic: topic, subCount: 0 }); this._pubsubSenders[topic] = sender; this.on(COUNT, function (counts) { sender.subCount = counts.sub; }); return _context3.abrupt("return", result); case 10: case "end": return _context3.stop(); } } }, _callee3, this); })); return function raiseAsPublisher(_x5) { return _raiseAsPublisher.apply(this, arguments); }; }(), /** * Shut as publisher * @param {Object} payload - Payload data * @returns {Promise} */ shutAsPublisher: function () { var _shutAsPublisher = _asyncToGenerator( /*#__PURE__*/ _regeneratorRuntime.mark(function _callee4(topic) { var result; return _regeneratorRuntime.wrap(function _callee4$(_context4) { while (1) { switch (_context4.prev = _context4.next) { case 0: this._pubsubSenders = this._pubsubSenders || {}; _context4.next = 3; return this.call(SHUT, { topic: topic }); case 3: result = _context4.sent; delete this._pubsubSenders[topic]; return _context4.abrupt("return", result); case 6: case "end": return _context4.stop(); } } }, _callee4, this); })); return function shutAsPublisher(_x6) { return _shutAsPublisher.apply(this, arguments); }; }(), /** * Publish topic * @param {string} topic - Name of topic to subscribe * @param {Object} payload - Payload data * @returns {Promise} */ publish: function () { var _publish = _asyncToGenerator( /*#__PURE__*/ _regeneratorRuntime.mark(function _callee5(topic, payload) { var sender; return _regeneratorRuntime.wrap(function _callee5$(_context5) { while (1) { switch (_context5.prev = _context5.next) { case 0: sender = (this._pubsubSenders || {})[topic]; if (sender) { _context5.next = 3; break; } throw new Error("Not ready to publish topic: ".concat(topic)); case 3: _context5.next = 5; return sender(payload); case 5: return _context5.abrupt("return", _context5.sent); case 6: case "end": return _context5.stop(); } } }, _callee5, this); })); return function publish(_x7, _x8) { return _publish.apply(this, arguments); }; }() }); module.exports = PubsubExtension; //# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["extensions/pubsub_extension.js"],"names":["require","PubsubEvents","SUBSCRIBE","UNSUBSCRIBE","RAISE","SHUT","PUBLISH","RECEIVE","COUNT","PubsubExtension","subscribe","topic","handler","receiver","data","payload","_pubsubReceivers","call","result","concat","on","unsubscribe","filter","removing","off","raiseAsPublisher","sender","bind","_pubsubSenders","subCount","counts","sub","shutAsPublisher","publish","Error","module","exports"],"mappings":"AAAA;;;;AAIA;;;;;;;;;;eAEuBA,QAAQ,qBAAR,C;IAAhBC,Y,YAAAA,Y;;IAGLC,S,GAQED,Y,CARFC,S;IACAC,W,GAOEF,Y,CAPFE,W;IACAC,K,GAMEH,Y,CANFG,K;IACAC,I,GAKEJ,Y,CALFI,I;IACAC,O,GAIEL,Y,CAJFK,O;IAEAC,O,GAEEN,Y,CAFFM,O;IACAC,K,GACEP,Y,CADFO,K;AAGF;;AACA,IAAMC,kBAAkB,eAAc;AACpC;;;;;;AAMMC,WAP8B;AAAA;AAAA;AAAA,8CAOnBC,KAPmB,EAOZC,OAPY;AAAA,kBAWzBC,QAXyB;AAAA;AAAA;AAAA;AAAA;AAWzBA,sBAXyB,iBAWfC,IAXe,EAWT;AACvBF,wBAAQE,KAAKC,OAAb;AACD,eAbiC;;AAQlC,mBAAKC,gBAAL,GAAwB,KAAKA,gBAAL,IAAyB,EAAjD;AARkC;AAAA,qBASf,KAAKC,IAAL,CAAUf,SAAV,EAAqB;AAACS;AAAD,eAArB,CATe;;AAAA;AAS9BO,oBAT8B;;AAelC,6BAAcL,QAAd,EAAwB;AACtBD;AADsB,eAAxB;;AAIA,mBAAKI,gBAAL,CAAsBL,KAAtB,IAA+B,CAAC,KAAKK,gBAAL,CAAsBL,KAAtB,KAAgC,EAAjC,EAAqCQ,MAArC,CAA4CN,QAA5C,CAA/B;AACA,mBAAKO,EAAL,CAAQb,OAAR,EAAiBM,QAAjB;AApBkC,+CAqB3BK,MArB2B;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;;AAAA;AAAA;AAAA;AAAA;;AAwBpC;;;;;;AAMMG,aA9B8B;AAAA;AAAA;AAAA,+CA8BjBV,KA9BiB,EA8BVC,OA9BU;AAAA;;AAAA;AAAA;AAAA;AAAA;AAAA;AA+BlC,mBAAKI,gBAAL,GAAwB,KAAKA,gBAAL,IAAyB,EAAjD;AA/BkC;AAAA,qBAgCb,KAAKC,IAAL,CAAUd,WAAV,EAAuB;AAACQ;AAAD,eAAvB,CAhCa;;AAAA;AAgC5BO,oBAhC4B;AAiClC,mBAAKF,gBAAL,CAAsBL,KAAtB,IAA+B,CAAC,KAAKK,gBAAL,CAAsBL,KAAtB,KAAgC,EAAjC,EAAqCW,MAArC,CAA4C,UAACT,QAAD,EAAc;AACvF,oBAAIU,WAAY,CAACX,OAAF,IAAeC,SAASD,OAAT,KAAqBA,OAAnD;;AACA,oBAAIW,QAAJ,EAAc;AACZ,wBAAKC,GAAL,CAASjB,OAAT,EAAkBM,QAAlB;AACD;;AACD,uBAAO,CAACU,QAAR;AACD,eAN8B,CAA/B;AAjCkC,gDAwC3BL,MAxC2B;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;;AAAA;AAAA;AAAA;AAAA;;AA2CpC;;;;;AAKMO,kBAhD8B;AAAA;AAAA;AAAA,+CAgDZd,KAhDY;AAAA,wBAqDzBe,MArDyB;AAAA;AAAA;AAAA;AAAA;AAqDzBA,oBArDyB,kBAqDjBX,OArDiB,EAqDR;AACxB,uBAAOE,KAAKX,OAAL,EAAc;AAACK,8BAAD;AAAQI;AAAR,iBAAd,CAAP;AACD,eAvDiC;;AAiD5BE,kBAjD4B,GAiDrB,KAAKA,IAAL,CAAUU,IAAV,CAAe,IAAf,CAjDqB;AAkDlC,mBAAKC,cAAL,GAAsB,KAAKA,cAAL,IAAuB,EAA7C;AAlDkC;AAAA,qBAmDfX,KAAKb,KAAL,EAAY;AAACO;AAAD,eAAZ,CAnDe;;AAAA;AAmD9BO,oBAnD8B;;AAyDlC,6BAAcQ,MAAd,EAAsB;AACpBf,4BADoB;AAEpBkB,0BAAU;AAFU,eAAtB;;AAKA,mBAAKD,cAAL,CAAoBjB,KAApB,IAA6Be,MAA7B;AAEA,mBAAKN,EAAL,CAAQZ,KAAR,EAAe,UAACsB,MAAD,EAAY;AACzBJ,uBAAOG,QAAP,GAAkBC,OAAOC,GAAzB;AACD,eAFD;AAhEkC,gDAmE3Bb,MAnE2B;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;;AAAA;AAAA;AAAA;AAAA;;AAsEpC;;;;;AAKMc,iBA3E8B;AAAA;AAAA;AAAA,+CA2EbrB,KA3Ea;AAAA;AAAA;AAAA;AAAA;AAAA;AA4ElC,mBAAKiB,cAAL,GAAsB,KAAKA,cAAL,IAAuB,EAA7C;AA5EkC;AAAA,qBA6Ef,KAAKX,IAAL,CAAUZ,IAAV,EAAgB;AAACM;AAAD,eAAhB,CA7Ee;;AAAA;AA6E9BO,oBA7E8B;AA8ElC,qBAAO,KAAKU,cAAL,CAAoBjB,KAApB,CAAP;AA9EkC,gDA+E3BO,MA/E2B;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;;AAAA;AAAA;AAAA;AAAA;;AAkFpC;;;;;;AAMMe,SAxF8B;AAAA;AAAA;AAAA,+CAwFrBtB,KAxFqB,EAwFdI,OAxFc;AAAA;AAAA;AAAA;AAAA;AAAA;AAyF5BW,oBAzF4B,GAyFnB,CAAC,KAAKE,cAAL,IAAuB,EAAxB,EAA4BjB,KAA5B,CAzFmB;;AAAA,kBA0F7Be,MA1F6B;AAAA;AAAA;AAAA;;AAAA,oBA2F1B,IAAIQ,KAAJ,uCAAyCvB,KAAzC,EA3F0B;;AAAA;AAAA;AAAA,qBA6FrBe,OAAOX,OAAP,CA7FqB;;AAAA;AAAA;;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;AAAA;;AAAA;AAAA;AAAA;AAAA;AAAA,CAAd,CAAxB;;AAiGAoB,OAAOC,OAAP,GAAiB3B,eAAjB","file":"extensions/pubsub_extension.js","sourceRoot":"../../lib","sourcesContent":["/**\n * Publish/Subscribe feature\n * @mixin PubsubExtension\n */\n'use strict'\n\nconst {PubsubEvents} = require('sg-socket-constants')\nconst {\n  // to cloud\n  SUBSCRIBE,\n  UNSUBSCRIBE,\n  RAISE,\n  SHUT,\n  PUBLISH,\n  // From cloud\n  RECEIVE,\n  COUNT\n} = PubsubEvents\n\n/** @lends PubsubExtension */\nconst PubsubExtension = Object.freeze({\n  /**\n   * Subscribe topic\n   * @param {string} topic - Name of topic to subscribe\n   * @param {function} handler - Event handler\n   * @returns {Promise}\n   */\n  async subscribe (topic, handler) {\n    this._pubsubReceivers = this._pubsubReceivers || {}\n    let result = await this.call(SUBSCRIBE, {topic})\n\n    function receiver (data) {\n      handler(data.payload)\n    }\n\n    Object.assign(receiver, {\n      handler\n    })\n\n    this._pubsubReceivers[topic] = (this._pubsubReceivers[topic] || []).concat(receiver)\n    this.on(RECEIVE, receiver)\n    return result\n  },\n\n  /**\n   * Unsubscribe topic\n   * @param {string} topic - Name of topic to subscribe\n   * @param {function} handler - Event handler\n   * @returns {Promise}\n   */\n  async unsubscribe (topic, handler) {\n    this._pubsubReceivers = this._pubsubReceivers || {}\n    const result = await this.call(UNSUBSCRIBE, {topic})\n    this._pubsubReceivers[topic] = (this._pubsubReceivers[topic] || []).filter((receiver) => {\n      let removing = (!handler) || (receiver.handler === handler)\n      if (removing) {\n        this.off(RECEIVE, receiver)\n      }\n      return !removing\n    })\n    return result\n  },\n\n  /**\n   * Raise as a publisher\n   * @param {string} topic - Name of topic\n   * @returns {Promise}\n   */\n  async raiseAsPublisher (topic) {\n    const call = this.call.bind(this)\n    this._pubsubSenders = this._pubsubSenders || {}\n    let result = await call(RAISE, {topic})\n\n    function sender (payload) {\n      return call(PUBLISH, {topic, payload})\n    }\n\n    Object.assign(sender, {\n      topic,\n      subCount: 0\n    })\n\n    this._pubsubSenders[topic] = sender\n\n    this.on(COUNT, (counts) => {\n      sender.subCount = counts.sub\n    })\n    return result\n  },\n\n  /**\n   * Shut as publisher\n   * @param {Object} payload - Payload data\n   * @returns {Promise}\n   */\n  async shutAsPublisher (topic) {\n    this._pubsubSenders = this._pubsubSenders || {}\n    let result = await this.call(SHUT, {topic})\n    delete this._pubsubSenders[topic]\n    return result\n  },\n\n  /**\n   * Publish topic\n   * @param {string} topic - Name of topic to subscribe\n   * @param {Object} payload - Payload data\n   * @returns {Promise}\n   */\n  async publish (topic, payload) {\n    const sender = (this._pubsubSenders || {})[topic]\n    if (!sender) {\n      throw new Error(`Not ready to publish topic: ${topic}`)\n    }\n    return await sender(payload)\n  }\n})\n\nmodule.exports = PubsubExtension\n"]}