Add Key/Value fetch method

README.md

@@ -54,6 +54,23 @@ Receive:
 decoded:
 `<Imax [A]>,<aktual Power [kW]>,<Status>,<aktual Work [kW/h]>,<Sum Work [W/h]>,<charge-time>`
 
+### Fetch actual Values and State in key=value pair
+
+This includes the "Status" as an Integer Value, too.
+
+`http:<your-ip>/fetchkv`
+
+Receive:
+```
+Imax=16 A 
+ActPower=11 kW
+Status=C2
+IntStatus=194
+ActWork=0.92 kW/h
+SumWork=2926 W/h
+ChargeTime=00:15:02
+```
+
 ### Set value Imax
 
 `http:<your-ip>/fetch?imax=xx` (xx= 6,8,10,12,14,16)

src/main.cpp

@@ -833,6 +833,13 @@ static String readString(File s)
   return ret;
 }
 
+int getIntStatus()
+{
+   long intValue = strtol(ABL_rx_status.c_str(), NULL, 16);
+   return intValue;
+}
+
+
 // -------------------- WEBSERVER ----------------------------------------------
 // -----------------------------------------------------------------------------
 //
@@ -1066,6 +1073,19 @@ void initWebServer()
     //debug_println("server.on /fetch: "+ s);
   });
 
+  // fetch GET
+  server.on("/fetchkv", HTTP_GET, [](AsyncWebServerRequest *request)
+  {
+    String s = "Imax=" + String(ABL_rx_Ipwm) + " A \n" + 
+               "ActPower=" + String(ABL_rx_kW) + " kW\n" +
+               "Status=" + String(ABL_rx_status) + "\n" +
+               "IntStatus=" + String(getIntStatus()) + "\n" +
+               "ActWork=" + String(ABL_rx_Wh/1000.0) + " kW/h\n" +
+               "SumWork=" + String(ABL_Wh_Sum_akt) + " W/h\n" +
+               "ChargeTime=" + String(ABL_sChargeTime) + "\n";
+    request->send(200, "text/plain", s);
+  });
+
   // config.txt GET
   server.on("/config.txt", HTTP_GET, [](AsyncWebServerRequest *request){
     request->send(SPIFFS, "/config.txt", "text/html", false);