#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <WiFi.h>
#include <HTTPClient.h>

// Set the LCD address to 0x27 for a 16 chars and 2 line display
LiquidCrystal_I2C lcd(0x27, 16, 2);

// Replace with your network credentials
const char* ssid = "root";
const char* password = "radenku.com";

void setup() {
  // Initialize the LCD
  lcd.init(); // Initialize the LCD
  lcd.backlight(); // Turn on the backlight
  
  // Print a message to the LCD
  lcd.setCursor(0, 0);
  lcd.print("Starting...");

  // Connect to Wi-Fi
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    lcd.setCursor(0, 0);
    lcd.print("Connecting...");
  }
  
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Connected!");
}

void loop() {
  // Example: Display system info from OpenWRT
  if (WiFi.status() == WL_CONNECTED) {
    HTTPClient http;
    http.begin("http://192.168.1.1/cgi-bin/luci/admin/status/overview"); // Replace with your OpenWRT URL
    int httpCode = http.GET();
    
    if (httpCode > 0) {
      String payload = http.getString();
      lcd.clear();
      lcd.setCursor(0, 0);
      lcd.print("Sys Info:");
      lcd.setCursor(0, 1);
      lcd.print(payload.substring(0, 16)); // Display first 16 chars of the response
    } else {
      lcd.clear();
      lcd.setCursor(0, 0);
      lcd.print("HTTP Error:");
      lcd.setCursor(0, 1);
      lcd.print(httpCode);
    }
    
    http.end();
  } else {
    lcd.clear();
    lcd.setCursor(0, 0);
    lcd.print("WiFi Disconnected");
  }
  
  delay(10000); // Update every 10 seconds
}