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Basic work on subscriptions

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This commit is contained in:
KimLS
2017-01-13 21:52:08 -08:00
parent f24770489e
commit 1cafd6831d
12 changed files with 196 additions and 42 deletions
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wi/network/servertalk_api.js
+71 -19
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@@ -7,6 +7,7 @@ class ServertalkAPI
this.client = new servertalk.client();
this.client.Init(addr, port, ipv6, 'WebInterface', credentials);
this.pending_calls = {};
this.subscriptions = {};
var self = this;
this.client.on('connecting', function() {
@@ -25,28 +26,51 @@ class ServertalkAPI
});
this.client.on('message', function(opcode, packet) {
var response = Buffer.from(packet).toString('utf8');
try {
var res = JSON.parse(response);
if(res.id) {
if(self.pending_calls.hasOwnProperty(res.id)) {
var entry = self.pending_calls[res.id];
if(res.error) {
var reject = entry[1];
reject(res.error);
} else {
var resolve = entry[0];
resolve(res.response);
if(opcode == 47) {
var response = Buffer.from(packet).toString('utf8');
try {
var res = JSON.parse(response);
if(res.id) {
if(self.pending_calls.hasOwnProperty(res.id)) {
var entry = self.pending_calls[res.id];
if(res.error) {
var reject = entry[1];
reject(res.error);
} else {
var resolve = entry[0];
resolve(res.response);
}
delete self.pending_calls[res.id];
}
delete self.pending_calls[res.id];
}
} catch(ex) {
console.log('Error processing response from server:\n', ex);
}
} else if(opcode == 104) {
var message = Buffer.from(packet).toString('utf8');
try {
var msg = JSON.parse(message);
if(msg.event) {
if(self.subscriptions.hasOwnProperty(msg.event)) {
var subs = self.subscriptions[msg.event];
for(var idx in subs) {
try {
var sub = subs[idx];
sub.emit('subscriptionMessage', msg);
} catch(ex) {
console.log('Error dispatching subscription message', ex);
}
}
}
}
} catch(ex) {
console.log('Error processing response from server:\n', ex);
}
} catch(ex) {
console.log('Error processing response from server:\n', ex);
}
});
}
@@ -83,6 +107,34 @@ class ServertalkAPI
var c = { method: method, params: args };
client.Send(47, Buffer.from(JSON.stringify(c)));
}
Subscribe(event_id, who) {
this.Unsubscribe(event_id, who);
var subs = this.subscriptions[event_id];
if(subs) {
console.log('Subscribe', who.uuid, 'to', event_id);
subs[who.uuid] = who;
} else {
console.log('Subscribe', who.uuid, 'to', event_id);
this.subscriptions[event_id] = { };
this.subscriptions[event_id][who.uuid] = who;
}
}
Unsubscribe(event_id, who) {
var subs = this.subscriptions[event_id];
if(subs) {
console.log('Unsubscribe', who.uuid, 'from', event_id);
delete subs[who.uuid];
}
}
UnsubscribeAll(who) {
for(var sub_idx in this.subscriptions) {
this.Unsubscribe(sub_idx, who);
}
}
}
module.exports = {