WorkerNode should work and api fixed

ServerNode/api.py

@@ -2,6 +2,7 @@ from flask import Flask, jsonify, request
 from DatabaseObject import sensordata
 from SQLHandler import SQLconnect
 from datetime import datetime
+import json
 
 
 app = Flask(__name__)
@@ -32,9 +33,13 @@ def add_sensordata():
         
     now = datetime.now()
     
+    timestamp = {"timestamp":now}
+    
+    sensordata.update(timestamp)
+    
     sql = "INSERT INTO sensordata (timestamp, temperature,  moisture, humidity) VALUES (%s, %s, %s, %s)"
 
-    mycursor.execute(sql, now, sensordata)
+    mycursor.execute(sql, sensordata)
     
     mydb.commit()
     

WorkerNode/NodeMCWifi/NodeMCWifi.ino

@@ -1,7 +1,5 @@
-//Bibliotheken der API Anbindung
 #include <ESP8266WiFi.h>
 #include <ESP8266HTTPClient.h>
-#include <WiFiClient.h>
 #include <ArduinoJson.h>
 
 //Bibliotheken für die Temperatursensoren
@@ -22,6 +20,7 @@ const char* password = "AndyNicoChiara";
 
 const char* serverName = "http://192.168.178.170:3564/sensordata";
 
+
 // Moisture sensor variables
 int sense_Pin = 0; // sensor input at Analog pin A0
 int value = 0;
@@ -32,6 +31,9 @@ int pos = 0;
 //Konstante für die ZEit
 const int timer = 30;
 
+
+
+
 void setup() {
    Serial.begin(9600);
    dht.begin();
@@ -96,29 +98,16 @@ void loop() {
     
     WiFiClient client;
     HTTPClient http;
-    
-    
-    // Your Domain name with URL path or IP address with path
     http.begin(client, serverName);
-    // If you need an HTTP request with a content type: application/json, use the following:
-    //http.addHeader("Content-Type", "application/json");
-
-    
+    http.addHeader("Content-Type", "application/json");
     int httpResponseCode = http.POST(requestBody);
-
-    // If you need an HTTP request with a content type: text/plain
-    //http.addHeader("Content-Type", "text/plain");
-    //int httpResponseCode = http.POST("Hello, World!");
-     
     Serial.print("HTTP Response code: ");
     Serial.println(httpResponseCode);
+    http.end();
     
-    // Read response
-    Serial.print(http.getString());
+    Serial.println("closing connection"); 
+    } 
   
-    // Free resources
-    http.end();
-  }
   else {
     Serial.println("WiFi Disconnected");
   }