diffusion
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Diffusion JavaScript client
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JavaScript
;
var __read = (this && this.__read) || function (o, n) {
var m = typeof Symbol === "function" && o[Symbol.iterator];
if (!m) return o;
var i = m.call(o), r, ar = [], e;
try {
while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);
}
catch (error) { e = { error: error }; }
finally {
try {
if (r && !r.done && (m = i["return"])) m.call(i);
}
finally { if (e) throw e.error; }
}
return ar;
};
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.StreamRegistryWebworkerProxy = void 0;
var conversation_id_1 = require("./../../conversation/conversation-id");
var value_stream_worker_receiver_1 = require("./../../webworker/client/value-stream-worker-receiver");
var worker_command_1 = require("./../../webworker/worker-command");
var Long = require("long");
/**
* A generator for creating sequential adapter IDs across an arbitrary
* number of stream registries.
*/
var NEXT_ADAPTER_ID = (function () {
var id = new Long(0);
return function () {
id = id.add(1);
return new conversation_id_1.ConversationId(id);
};
})();
/**
* Internal registry for Subscription streams.
*/
var StreamRegistryWebworkerProxy = /** @class */ (function () {
function StreamRegistryWebworkerProxy(connector) {
var _this = this;
this.connector = connector;
this.adapters = {};
this.connector.on({
// eslint-disable-next-line @typescript-eslint/naming-convention
stream_event: function (eventArgs) {
var _a = __read(eventArgs, 4), adapterId = _a[0], event = _a[1], error = _a[2], response = _a[3];
var adapter = _this.adapters[adapterId];
if (adapter) {
switch (event) {
case worker_command_1.WorkerStreamCommand.OPEN:
adapter.onOpen();
break;
case worker_command_1.WorkerStreamCommand.VALUE:
adapter.onValue(response);
break;
case worker_command_1.WorkerStreamCommand.SUBSCRIPTION:
adapter.onSubscription(response);
break;
case worker_command_1.WorkerStreamCommand.UNSUBSCRIPTION:
adapter.onUnsubscription(response);
break;
case worker_command_1.WorkerStreamCommand.SUBSCRIPTION_ERROR:
adapter.onSubscriptionError(error);
break;
}
}
}
});
}
/**
* @inheritdoc
*/
StreamRegistryWebworkerProxy.prototype.add = function (selector, stream, datatype) {
var adapterId = NEXT_ADAPTER_ID();
this.adapters[adapterId.toString()] = new value_stream_worker_receiver_1.ValueStreamWorkerReceiver(stream, datatype);
var streamData = {
action: 'add',
adapterId: adapterId.toString(),
topic: selector.expression,
datatype: datatype.name()
};
this.connector.send(worker_command_1.WorkerCommand.STREAM, JSON.stringify(streamData));
};
/**
* @inheritdoc
*/
StreamRegistryWebworkerProxy.prototype.addFallback = function (stream, datatype) {
var adapterId = NEXT_ADAPTER_ID();
this.adapters[adapterId.toString()] = new value_stream_worker_receiver_1.ValueStreamWorkerReceiver(stream, datatype);
var streamData = {
action: 'add_fallback',
adapterId: adapterId.toString(),
datatype: datatype.name()
};
this.connector.send(worker_command_1.WorkerCommand.STREAM, JSON.stringify(streamData));
};
/**
* @inheritdoc
*/
StreamRegistryWebworkerProxy.prototype.remove = function (stream) {
var e_1, _a;
try {
for (var _b = __values(Object.getOwnPropertyNames(this.adapters)), _c = _b.next(); !_c.done; _c = _b.next()) {
var adapterId = _c.value;
if (this.adapters[adapterId].stream === stream) {
var streamData = {
action: 'remove',
adapterId: adapterId.toString()
};
this.connector.send(worker_command_1.WorkerCommand.STREAM, JSON.stringify(streamData));
delete this.adapters[adapterId];
}
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_1) throw e_1.error; }
}
};
/**
* @inheritdoc
*/
StreamRegistryWebworkerProxy.prototype.close = function () {
var streamData = {
action: 'close_registry'
};
this.connector.send(worker_command_1.WorkerCommand.STREAM, JSON.stringify(streamData));
};
return StreamRegistryWebworkerProxy;
}());
exports.StreamRegistryWebworkerProxy = StreamRegistryWebworkerProxy;