Revision 6:60b968c8f35c, committed 2018-10-11

Comitter:

AstridVanneste

Date:

Thu Oct 11 09:51:37 2018 +0000

Parent:

5:ba94770ce1c7

Commit message:

MQTT service

Changed in this revision

--- a/main.cpp	Mon Oct 08 15:39:22 2018 +0000
+++ b/main.cpp	Thu Oct 11 09:51:37 2018 +0000
@@ -9,7 +9,9 @@
 #include "MQTTmbed.h"
 #include "MQTTClient.h"
 
-char* topic;
+char* topic = "test/embedded\0";
+
+void sendMessage(MQTT::Client<MQTTNetwork, Countdown>* client, char* topic, char* payload, int qos, bool retained, bool duplicate);
 
 /**
     TODO
@@ -48,6 +50,7 @@
     button.fall(callback(&button1_onpressed_cb));
     init_debouncer();
     
+    printf("Trying to connect to ethernet network\n");
     EthernetInterface network;
     int error = network.connect();
     if(error != 0)
@@ -56,6 +59,9 @@
     }
     const char* ip_add = network.get_ip_address();
     
+    printf("Success!\n");
+    printf("Trying to connect to MQTT network\n");
+    
     MQTTNetwork mqttNetwork(&network);
     
     MQTT::Client<MQTTNetwork, Countdown> client(mqttNetwork);
@@ -65,20 +71,80 @@
     {
         printf("ERROR: mqtt.connect() = %d\n", error);
     }
+    printf("Success\n");
     
     MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
     data.MQTTVersion = MQTT_VERSION;
+    data.clientID.cstring = "test";
+    data.username.cstring = "username";
+    data.password.cstring = "password";
+    
+    error = client.connect(data);
+    if(error != 0)
+    {
+        printf("ERROR: client.connect() = %d\n", error);
+    }
     
     printf("INITIALIZED\n");
     
-    while(true)
+    bool connected = true;
+    
+    while(connected)
     {
         if(button1_pressed)
         {
+            char* buf = "";
             printf("Clicks: %d\n", multiclick_state);
             button1_pressed = false;
+            
+            switch(multiclick_state)
+            {
+                case 1:
+                    buf = "upvote\n";
+                    sendMessage(&client, topic, buf, 0, false, false);
+                    printf("upvote\n");
+                    break;
+                case 2:
+                    buf = "downvote\n";
+                    sendMessage(&client, topic, buf, 0, false, false);
+                    printf("downvote\n");
+                    break;
+                case 4:
+                    mqttNetwork.disconnect();
+                    connected = false;
+            }
         }
     }
-
+    printf("DISCONNECTED!\n");
     return 0;
 }
+
+void sendMessage(MQTT::Client<MQTTNetwork, Countdown>* client, char* top, char* payload, int qos, bool retained, bool duplicate)
+{
+    MQTT::Message message;
+    
+    switch(qos)
+    {
+        case 0:
+            message.qos = MQTT::QOS0;
+            break;
+        case 1:
+            message.qos = MQTT::QOS1;
+            break;
+        case 2:
+            message.qos = MQTT::QOS2;
+            break;
+        default:
+            message.qos = MQTT::QOS0;
+    }
+    message.retained = retained;
+    message.dup = duplicate;
+    message.payload = (void*)payload;
+    message.payloadlen = strlen(payload) + 1;
+    
+    int error = client->publish(top, message);
+    if(error != 0)
+    {
+        printf("ERROR: client.publish() = %d\n", error);
+    }
+}