Add JSON receiving to MQTT /api

Author: Aircoookie

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ### Development versions after the 0.10.2 release
 
+#### Build 2011120
+
+-   Added the ability for the /api MQTT topic to receive JSON API payloads
+
 #### Build 2011040
 
 -   Inversed Rain direction (fixes #1147)

wled00/mqtt.cpp

@@ -85,9 +85,15 @@ void onMqttMessage(char* topic, char* payload, AsyncMqttClientMessageProperties
     colorUpdated(NOTIFIER_CALL_MODE_DIRECT_CHANGE);
   } else if (strcmp(topic, "/api") == 0)
   {
-    String apireq = "win&";
-    apireq += (char*)payload;
-    handleSet(nullptr, apireq);
+    if (payload[0] == '{') { //JSON API
+      DynamicJsonDocument doc(JSON_BUFFER_SIZE);
+      deserializeJson(doc, payload);
+      deserializeState(doc.as<JsonObject>());
+    } else { //HTTP API
+      String apireq = "win&";
+      apireq += (char*)payload;
+      handleSet(nullptr, apireq);
+    }
   } else if (strcmp(topic, "") == 0)
   {
       parseMQTTBriPayload(payload);

wled00/wled.h

@@ -8,7 +8,7 @@
  */
 
 // version code in format yymmddb (b = daily build)
-#define VERSION 2011040
+#define VERSION 2011120
 
 // ESP8266-01 (blue) got too little storage space to work with all features of WLED. To use it, you must use ESP8266 Arduino Core v2.4.2 and the setting 512K(No SPIFFS).