From 478a69d834904f62cc4fb5ff52d5ed345e6859af Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Sun, 1 Nov 2015 16:13:45 +0100
Subject: web: o Publishing messages when the name/description is changed from
 the web.

---
 src/web/DillerWeb.js | 73 +++++++++++++++++++++++++++++++++-------------------
 1 file changed, 47 insertions(+), 26 deletions(-)

(limited to 'src/web')

diff --git a/src/web/DillerWeb.js b/src/web/DillerWeb.js
index 42aa7bf..5f52bde 100644
--- a/src/web/DillerWeb.js
+++ b/src/web/DillerWeb.js
@@ -3,20 +3,20 @@ var bodyParser = require('body-parser');
 var _ = require('lodash');
 var di = require('di');
 
-var _DillerConfig = require('../DillerConfig');
-var _DillerTx = require('../DillerTx');
-
 /**
- * @param {function(function(PgTx, DillerDao, Diller))} tx
  * @param {DillerConfig} config
+ * @param {DillerMqttClient} mqttClient
+ * @param {function(function(PgTx, DillerDao, Diller))} tx
  * @constructor
  */
-function DillerWeb(tx, config) {
+function DillerWeb(config, mqttClient, tx) {
   var log = config.log();
 
   var calls = [];
   var app;
 
+  mqttClient.run('web');
+
   /**
    * @param {HttpRes} res
    */
@@ -124,26 +124,44 @@ function DillerWeb(tx, config) {
     tx(function (pg, dao, diller) {
       var propertyId = req.params.propertyId;
 
-      var body = req.body;
-
-      var p;
-      if (!body.attribute) {
-        res.status(400).json({message: 'Required keys: "attribute" and "value".'});
-      } else if (body.attribute == 'name' || body.attribute == 'description') {
-        var attributes = {};
-        attributes[body.attribute] = body.value;
-
-        p = diller.updatePropertyAttributes(propertyId, attributes);
-      } else {
-        p = Promise.reject('Unsupported attribute: ' + body.attribute);
-      }
-
-      return p.then(function (property) {
-        return pg.batch([
-          dao.deviceById(property.device),
-          dao.devicePropertiesByDeviceId(property.device)]
-        );
-      });
+      return dao.devicePropertyById(propertyId)
+        .then(function (property) {
+          return dao.deviceById(property.device)
+            .then(function (device) {
+              return {property: property, device: device};
+            });
+        })
+        .then(function (data) {
+          var property = data.property;
+          var device = data.device;
+          var body = req.body;
+
+          var p;
+          if (!body.attribute) {
+            res.status(400).json({message: 'Required keys: "attribute" and "value".'});
+          } else if (body.attribute == 'name' || body.attribute == 'description') {
+            var attributes = {};
+            attributes[body.attribute] = body.value;
+
+            p = diller.updatePropertyAttributes(propertyId, attributes);
+
+            var topic = '/diller/' + device.key + '/sensors/' + property.key + '/' + body.attribute;
+            var opts = {
+              retain: true
+            };
+            mqttClient.publish(topic, body.value, opts);
+
+          } else {
+            p = Promise.reject('Unsupported attribute: ' + body.attribute);
+          }
+
+          return p.then(function () {
+            return pg.batch([
+              dao.deviceById(property.device),
+              dao.devicePropertiesByDeviceId(property.device)]
+            );
+          });
+        });
     }).then(function (data) {
       var device = data[0];
       device.properties = data[1];
@@ -293,6 +311,9 @@ function DillerWeb(tx, config) {
   }
 }
 
-di.annotate(DillerWeb, new di.Inject(_DillerTx, _DillerConfig));
+di.annotate(DillerWeb, new di.Inject(
+  require('../DillerConfig'),
+  require('../mqtt/DillerMqttClient'),
+  require('../DillerTx')));
 
 module.exports = DillerWeb;
-- 
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