diffusion
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Diffusion JavaScript client
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JavaScript
;
/**
* @module TopicNotifications
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.TopicNotificationsImpl = void 0;
var errors_1 = require("./../../errors/errors");
var CommandService = require("./../client/command-service");
var registration_1 = require("./../control/registration");
var Services = require("./../services/topic-notifications-services");
var logger = require("./../util/logger");
var topic_notifications_1 = require("../../features/topic-notifications");
var require_non_null_1 = require("../util/require-non-null");
var log = logger.create('Session.Notifications');
/**
* Implementation of the {@link TopicNotifications} feature
*/
var TopicNotificationsImpl = /** @class */ (function () {
/**
* Create a new TopicNotificationsImpl instance
*
* @param internal the internal session
*/
function TopicNotificationsImpl(internal) {
/**
* Exporting the {@link Session.notifications.TopicNotificationType}
*/ // eslint-disable-next-line @typescript-eslint/naming-convention
this.TopicNotificationType = topic_notifications_1.TopicNotificationType;
this.internal = internal;
var serviceLocator = internal.getServiceLocator();
this.conversationSet = internal.getConversationSet();
this.TOPIC_NOTIFICATION_SELECTION = serviceLocator.obtain(Services.TOPIC_NOTIFICATION_SELECTION);
this.TOPIC_NOTIFICATION_DESELECTION = serviceLocator.obtain(Services.TOPIC_NOTIFICATION_DESELECTION);
this.TOPIC_NOTIFICATION_DEREGISTRATION = serviceLocator.obtain(Services.TOPIC_NOTIFICATION_DEREGISTRATION);
var serviceRegistry = internal.getServiceRegistry();
var eventService = CommandService.create(function (internalSession, request, callback) {
callback.respond();
internalSession.getConversationSet().respond(request.cid, request);
});
serviceRegistry.add(Services.TOPIC_NOTIFICATION_EVENTS, eventService);
serviceRegistry.add(Services.TOPIC_DESCENDANT_EVENTS, eventService);
}
/**
* @inheritdoc
*/
TopicNotificationsImpl.prototype.addListener = function (listener) {
var _this = this;
var parseSelector = this.internal.getContext().parseSelector;
// eslint-disable-next-line no-async-promise-executor
return new Promise(function (resolve, reject) { return __awaiter(_this, void 0, void 0, function () {
var adapter, conversationId;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!listener) {
reject(new Error('Topic Notification Listener is null or undefined'));
return [2 /*return*/];
}
if (!this.internal.checkConnected(reject)) return [3 /*break*/, 2];
log.debug('Adding Topic Notification Listener');
adapter = {
active: function (close, cid) {
log.debug('Topic Notification Listener active');
var topicNotificationRegistration = {
select: function (topicSelector) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
return new Promise(function (selectResolve, selectReject) {
require_non_null_1.requireNonNull(topicSelector, 'topicSelector');
if (!topicSelector) {
selectReject(new errors_1.IllegalArgumentError('No topic selector provided'));
return;
}
try {
var selector = (args.length > 0)
? parseSelector([topicSelector].concat(args))
: parseSelector(topicSelector);
_this.TOPIC_NOTIFICATION_SELECTION.send({ cid: cid, selector: selector }, function (err) {
if (err) {
_this.conversationSet.discard(cid, err);
selectReject(err);
}
else {
selectResolve();
}
});
}
catch (err) {
selectReject(err);
}
});
},
deselect: function (topicSelector) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
return new Promise(function (deselectResolve, deselectReject) {
require_non_null_1.requireNonNull(topicSelector, 'topicSelector');
if (!topicSelector) {
deselectReject(new errors_1.IllegalArgumentError('No topic selector provided'));
return;
}
try {
var selector = (args.length > 0)
? parseSelector([topicSelector].concat(args))
: parseSelector(topicSelector);
_this.TOPIC_NOTIFICATION_DESELECTION.send({ cid: cid, selector: selector }, function (err) {
if (err) {
_this.conversationSet.discard(cid, err);
deselectReject(err);
}
else {
deselectResolve();
}
});
}
catch (err) {
deselectReject(err);
}
});
},
close: function () {
_this.TOPIC_NOTIFICATION_DEREGISTRATION.send({ cid: cid }, function (err, response) {
if (err) {
_this.conversationSet.discard(cid, err);
log.debug('Error with topic notification deregistration: ', err);
}
else {
listener.onClose();
_this.conversationSet.respondIfPresent(cid, response);
}
});
}
};
resolve(topicNotificationRegistration);
},
respond: function (message) {
if (message.isDescendantEvent) {
listener.onDescendantNotification(message.path, message.type);
}
else {
listener.onTopicNotification(message.path, message.specification, message.type);
}
return false;
},
close: function (err) {
log.debug('Topic Notification Listener closed');
if (err) {
listener.onError(err);
}
else {
listener.onClose();
}
}
};
return [4 /*yield*/, this.conversationSet.newConversation(registration_1.responseHandler(this.internal, adapter, function (cid, callback) {
_this.TOPIC_NOTIFICATION_DEREGISTRATION.send({ cid: cid }, callback);
}))];
case 1:
conversationId = _a.sent();
registration_1.registrationCallback(this.conversationSet, conversationId, function () { }, function () { })(undefined);
_a.label = 2;
case 2: return [2 /*return*/];
}
});
}); });
};
return TopicNotificationsImpl;
}());
exports.TopicNotificationsImpl = TopicNotificationsImpl;