CYD-Code

#include <TFT_eSPI.h>
#include <WiFi.h>
#include <HTTPClient.h>

TFT_eSPI tft = TFT_eSPI();

// WiFi Configuration
const char* ssid = "Ionita";
const char* password = "98111480";

// API Configuration
const String puzzle_url = "http://btcpuzzle.info/api/puzzle/68";

// Statistics Tracking
unsigned long startTime;
unsigned long totalChecks = 0;
unsigned long lastCheckTime = 0;

void setup() {
  Serial.begin(115200);
  startTime = millis();

  // Initialize display
  tft.init();
  tft.setRotation(1);
  tft.fillScreen(TFT_BLACK);
  tft.setTextColor(TFT_YELLOW, TFT_BLACK);
  tft.setTextSize(2);
  tft.setCursor(0, 0);

  connectToWiFi();
}

void connectToWiFi() {
  tft.println("Connecting to WiFi...");
  WiFi.begin(ssid, password);

  unsigned long wifiStart = millis();
  while (WiFi.status() != WL_CONNECTED && millis() - wifiStart < 15000) {
    delay(250);
    tft.print(".");
  }

  if (WiFi.status() == WL_CONNECTED) {
    tft.println("\nConnected!");
    delay(1000);
    checkPuzzleStatus();
  } else {
    displayError("WiFi Failed");
  }
}

void checkPuzzleStatus() {
  HTTPClient http;
  http.begin(puzzle_url);

  totalChecks++;
  updateDisplayStats("Checking...", TFT_WHITE);

  int httpCode = http.GET();

  if (httpCode == HTTP_CODE_OK) {
    String payload = http.getString();
    processPayload(payload);
  } else {
    displayError("HTTP Error: " + String(httpCode));
  }

  http.end();
  lastCheckTime = millis();
}

void processPayload(String payload) {
  tft.fillScreen(TFT_BLACK);
  tft.setCursor(0, 0);

  if (payload.indexOf("\"solved\": true") != -1) {
    displayStatus("SOLVED!", TFT_GREEN);
  } else {
    displayStatus("UNSOLVED", TFT_RED);
  }
  updateStatistics();
}

void updateStatistics() {
  tft.setTextColor(TFT_CYAN);
  tft.println("\nUptime: " + formatUptime());
  tft.println("Total checks: " + String(totalChecks));

  float checksPerSecond = totalChecks / ((millis() - startTime) / 1000.0);
  tft.printf("Checks/s: %.2f", checksPerSecond);
}

String formatUptime() {
  unsigned long totalSeconds = (millis() - startTime) / 1000;
  unsigned int hours = totalSeconds / 3600;
  unsigned int minutes = (totalSeconds % 3600) / 60;
  unsigned int seconds = totalSeconds % 60;

  char buffer[20];
  sprintf(buffer, "%02d:%02d:%02d", hours, minutes, seconds);
  return String(buffer);
}

void displayStatus(String status, uint16_t color) {
  tft.setTextColor(color);
  tft.setTextSize(3);
  tft.println("Puzzle 68");
  tft.setTextSize(4);
  tft.println(status);
  tft.setTextSize(2);  // Reset text size
}

void displayError(String message) {
  tft.fillScreen(TFT_RED);
  tft.setTextColor(TFT_WHITE);
  tft.setCursor(0, 0);
  tft.println("ERROR:");
  tft.println(message);
  updateStatistics();
}

void updateDisplayStats(String message, uint16_t color) {
  tft.fillScreen(TFT_BLACK);
  tft.setCursor(0, 0);
  tft.setTextColor(color);
  tft.println(message);
  updateStatistics();
}

void loop() {
  // Check every 5 minutes (300000ms)
  if (millis() - lastCheckTime > 300000) {
    checkPuzzleStatus();
  }

  // Update statistics every second
  static unsigned long lastUpdate = 0;
  if (millis() - lastUpdate > 1000) {
    updateDisplayStats("Refreshing...", TFT_WHITE);
    lastUpdate = millis();
  }
}