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README.md

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-# ESP-Telegram-Server-Bot
+# ESP-Network-Status-Bot
 

main.ino

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+//String message[3][6];   amount of messages read per time  (update_id, name_id, name, lastname, chat_id, text)
+//bot.message[0][0] = "";   All messages have been replied - reset new messages
+
+//--------------------------------------------------------------------------------------------------------------
+
+// Libaries
+#include <ESP8266WiFi.h>
+#include <WiFiClientSecure.h>
+#include <ESP8266TelegramBOT.h>
+#include <ArduinoJson.h>
+#include <ESP8266Ping.h>
+#include <WiFiUdp.h>
+#include <NTPClient.h>
+
+// Telegram-Variablen
+#define BOTtoken "1214264165:AAHxjThsX6UAisiCDu1C02nAv3ErZNbFnfM"
+#define BOTname "BobbyBot"
+#define BOTusername "@BobbyTheOneAndOnlyBot"
+TelegramBOT bot(BOTtoken, BOTname, BOTname);
+
+// Wifi-Variablen
+String chat_id = "426600237";
+String message_text = "";
+const char* wifi_ssid = "SchneckenAufKaffee";
+const char* wifi_password = "hf8CnyjPwrhc";
+WiFiClientSecure net_ssl;
+const IPAddress google_ping_ip(192, 168, 0, 1);
+
+// Program-Variablen
+boolean internet_access = true;
+boolean wifi_access = true;
+
+// Zeit-Variablen
+const long utc_offset_ms = 7200;
+char daysOfTheWeek[7][12] = {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"};
+String t1, t2;
+WiFiUDP ntpUDP;
+NTPClient timeClient(ntpUDP, "europe.pool.ntp.org", utc_offset_ms);
+
+//--------------------------------------------------------------------------------------------------------------
+
+// Main Code
+void setup() 
+{
+  Serial.begin(115200);   
+  delay(3000);
+  
+  // Connect to Wifi network
+  Serial.print("Connecting to wifi ");
+  Serial.println(wifi_ssid); 
+  WiFi.mode(WIFI_STA);
+  WiFi.begin(wifi_ssid, wifi_password);
+  while (WiFi.status() != WL_CONNECTED)
+  {
+    delay(500);
+    Serial.println("No WiFi-Access!");
+  }
+  Serial.println("Wifi connected");
+  
+  // Test internet connection
+  if (Ping.ping(google_ping_ip))
+  {
+    Serial.println("Internet connection successful");
+  } 
+  else
+  {
+    Serial.println("Internet connection unsuccessful");
+  }
+
+  //Time-Server Begin
+  timeClient.begin();
+  
+  // Telegram-Bot Bootup
+  Serial.println("Booting telegram-bot");
+  delay(1000);
+  bot.begin();
+  message_text = "Bot online";
+  bot.sendMessage(chat_id, message_text, "");
+  Serial.println("Telegram-Bot online");
+  Serial.println("");
+  Serial.println("Beginning Work...");
+}
+
+//--------------------------------------------------------------------------------------------------------------
+
+void loop() 
+{
+  // Uhrzeit abfragen 
+  timeClient.update();
+  t1 = String(timeClient.getHours()) + ":" + String(timeClient.getMinutes()) + ":" + String(timeClient.getSeconds());
+  Serial.println(t1);
+  
+  // Internetverbindung prüfen
+  while (Ping.ping(google_ping_ip) != true)
+  {
+    internet_access = false;
+    Serial.println("No Ping-Response!");
+    
+    // WLAN-Verbindung prüfen
+    while (WiFi.status() != WL_CONNECTED)
+    {
+      wifi_access = false;
+      Serial.println("No WiFi-Access!");
+      WiFi.disconnect();
+      delay(5000);
+      WiFi.begin(wifi_ssid, wifi_password);
+      delay(5000);
+    }
+    delay(5000);
+  }
+  timeClient.update();  
+  t2 = String(timeClient.getHours()) + ":" + String(timeClient.getMinutes()) + ":" + String(timeClient.getSeconds());
+
+  // Störungsmeldung zusammensetzen, falls eine Störung vorlag
+  if (wifi_access == false or internet_access == false)
+  {
+    message_text = "Verbindungsstörung erkannt! ";
+    if (wifi_access = false)
+    {
+      message_text += "WiFi-Verbinung ";
+    }
+    else
+    {
+      message_text += "Internet-Verbindung ";
+    }
+    message_text += "ausgefallen zwischen ";
+    message_text += String(t1);
+    message_text += "ms und ";
+    message_text += String(t2);
+    message_text += "ms.";
+
+    // Nachricht absenden
+    bot.sendMessage(chat_id, message_text, "");
+
+    // Fehlervariablen zurücksetzen
+    wifi_access = true;
+    internet_access = true;
+  }
+  //Sleep
+  delay(55 000);
+}