Merge pull request #125 from nfarina/possible-domoticz-async-fix

Fix for Domoticz platform async callbacks
This commit is contained in:
Nick Farina
2015-08-24 22:12:24 -07:00

View File

@@ -66,11 +66,17 @@ DomoticzPlatform.prototype = {
}, },
accessories: function(callback) { accessories: function(callback) {
this.log("Fetching Domoticz lights and switches..."); this.log("Fetching Domoticz lights and switches...");
var that = this; var that = this;
var foundAccessories = []; var foundAccessories = [];
if (this.roomid == 0) {
// mechanism to ensure callback is only executed once all requests complete
var asyncCalls = 0;
function callbackLater() { if (--asyncCalls == 0) callback(foundAccessories); }
if (this.roomid == 0) {
//Get Lights //Get Lights
asyncCalls++;
request.get({ request.get({
url: this.urlForQuery("type=devices&filter=light&used=true&order=Name"), url: this.urlForQuery("type=devices&filter=light&used=true&order=Name"),
json: true json: true
@@ -83,14 +89,15 @@ DomoticzPlatform.prototype = {
foundAccessories.push(accessory); foundAccessories.push(accessory);
}) })
} }
callback(foundAccessories); callbackLater();
} else { } else {
that.log("There was a problem connecting to Domoticz. (" + err + ")"); that.log("There was a problem connecting to Domoticz. (" + err + ")");
} }
}); });
} }
else { else {
//Get all devices specified in the room //Get all devices specified in the room
asyncCalls++;
request.get({ request.get({
url: this.urlForQuery("type=devices&plan=" + this.roomid), url: this.urlForQuery("type=devices&plan=" + this.roomid),
json: true json: true
@@ -106,30 +113,30 @@ DomoticzPlatform.prototype = {
} }
}) })
} }
callback(foundAccessories); callbackLater();
} else { } else {
that.log("There was a problem connecting to Domoticz."); that.log("There was a problem connecting to Domoticz.");
} }
}); });
} }
//Get Scenes //Get Scenes
foundAccessories = []; asyncCalls++;
request.get({ request.get({
url: this.urlForQuery("type=scenes"), url: this.urlForQuery("type=scenes"),
json: true json: true
}, function(err, response, json) { }, function(err, response, json) {
if (!err && response.statusCode == 200) { if (!err && response.statusCode == 200) {
if (json['result'] != undefined) { if (json['result'] != undefined) {
var sArray=sortByKey(json['result'],"Name"); var sArray=sortByKey(json['result'],"Name");
sArray.map(function(s) { sArray.map(function(s) {
accessory = new DomoticzAccessory(that.log, that, true, s.idx, s.Name, false, 0, false); accessory = new DomoticzAccessory(that.log, that, true, s.idx, s.Name, false, 0, false);
foundAccessories.push(accessory); foundAccessories.push(accessory);
}) })
} }
callback(foundAccessories); callbackLater();
} else { } else {
that.log("There was a problem connecting to Domoticz."); that.log("There was a problem connecting to Domoticz.");
} }
}); });
} }
} }