Add WiFi/MQTT/API connected condition (#465)

* Add WiFi/MQTT/API connected condition

* Add tests

* Fix namespace

tests/test1.yaml

@@ -78,21 +78,26 @@ mqtt:
   on_json_message:
     topic: the/topic
     then:
-      - lambda: |-
-          int data = x["my_data"];
-          ESP_LOGD("main", "The data is: %d", data);
-      - light.turn_on:
-          id: living_room_lights
-          transition_length: !lambda |-
-            int length = 1000;
-            if (x.containsKey("length"))
-              length = x["length"];
-            return length;
-          effect: !lambda |-
-            const char *effect = "None";
-            if (x.containsKey("effect"))
-              effect = x["effect"];
-            return effect;
+    - if:
+        condition:
+          - wifi.connected:
+          - mqtt.connected:
+        then:
+        - lambda: |-
+            int data = x["my_data"];
+            ESP_LOGD("main", "The data is: %d", data);
+        - light.turn_on:
+            id: living_room_lights
+            transition_length: !lambda |-
+              int length = 1000;
+              if (x.containsKey("length"))
+                length = x["length"];
+              return length;
+            effect: !lambda |-
+              const char *effect = "None";
+              if (x.containsKey("effect"))
+                effect = x["effect"];
+              return effect;
 
 i2c:
   sda: 21

tests/test2.yaml

@@ -185,8 +185,12 @@ text_sensor:
     icon: mdi:icon
     id: version_sensor
     on_value:
-      - lambda: !lambda |-
-          ESP_LOGD("main", "The state is %s=%s", x.c_str(), id(version_sensor).state.c_str());
+      - if:
+          condition:
+            - api.connected:
+          then:
+          - lambda: !lambda |-
+              ESP_LOGD("main", "The state is %s=%s", x.c_str(), id(version_sensor).state.c_str());
       - script.execute: my_script
       - homeassistant.service:
           service: notify.html5