terrain_monitor_app/lib/utils/constants.dart

import 'package:flutter/material.dart';

/// Costanti dell'applicazione
class AppConstants {
  // API Configuration
  static const String apiBaseUrl = 'http://10.0.2.2:8000'; // Android emulator
  // static const String apiBaseUrl = 'http://localhost:8000'; // iOS simulator
  // static const String apiBaseUrl = 'http://YOUR_IP:8000'; // Device reale

  static const String apiVersion = 'v1';

  // App Info
  static const String appName = 'ASE Monitor';
  static const String companyName = 'ASE Advanced Slope Engineering';
  static const String appVersion = '1.0.0';

  // Storage Keys
  static const String storageKeyToken = 'auth_token';
  static const String storageKeyUser = 'user_data';
  static const String storageKeyFcmToken = 'fcm_token';

  // Pagination
  static const int defaultPageSize = 20;
}

/// Colori del tema ASE
class AppColors {
  // Brand Colors
  static const Color primary = Color(0xFF1565C0);
  static const Color primaryDark = Color(0xFF0D47A1);
  static const Color primaryLight = Color(0xFF42A5F5);

  static const Color secondary = Color(0xFF00897B);
  static const Color secondaryDark = Color(0xFF00695C);
  static const Color secondaryLight = Color(0xFF4DB6AC);

  static const Color accent = Color(0xFFFF6F00);

  // Severity Colors
  static const Color critical = Color(0xFFD32F2F);
  static const Color warning = Color(0xFFF57C00);
  static const Color info = Color(0xFF1976D2);
  static const Color success = Color(0xFF388E3C);

  // Neutral Colors
  static const Color background = Color(0xFFF5F7FA);
  static const Color surface = Color(0xFFFFFFFF);
  static const Color surfaceDark = Color(0xFF263238);

  static const Color textPrimary = Color(0xFF212121);
  static const Color textSecondary = Color(0xFF757575);
  static const Color textLight = Color(0xFFBDBDBD);

  // Status Colors
  static const Color statusNuovo = Color(0xFFE91E63);
  static const Color statusVisualizzato = Color(0xFF3F51B5);
  static const Color statusInGestione = Color(0xFFFF9800);
  static const Color statusRisolto = Color(0xFF4CAF50);

  // Gradients
  static const LinearGradient primaryGradient = LinearGradient(
    begin: Alignment.topLeft,
    end: Alignment.bottomRight,
    colors: [primary, primaryDark],
  );

  static const LinearGradient criticalGradient = LinearGradient(
    begin: Alignment.topLeft,
    end: Alignment.bottomRight,
    colors: [Color(0xFFD32F2F), Color(0xFFC62828)],
  );
}

/// Dimensioni e spacing
class AppSizes {
  static const double paddingXS = 4.0;
  static const double paddingS = 8.0;
  static const double paddingM = 16.0;
  static const double paddingL = 24.0;
  static const double paddingXL = 32.0;

  static const double radiusS = 8.0;
  static const double radiusM = 12.0;
  static const double radiusL = 16.0;
  static const double radiusXL = 24.0;

  static const double iconS = 16.0;
  static const double iconM = 24.0;
  static const double iconL = 32.0;
  static const double iconXL = 48.0;

  static const double buttonHeight = 48.0;
  static const double inputHeight = 56.0;
}

/// Stili di testo
class AppTextStyles {
  static const TextStyle h1 = TextStyle(
    fontSize: 32,
    fontWeight: FontWeight.bold,
    color: AppColors.textPrimary,
    letterSpacing: -0.5,
  );

  static const TextStyle h2 = TextStyle(
    fontSize: 24,
    fontWeight: FontWeight.bold,
    color: AppColors.textPrimary,
    letterSpacing: -0.3,
  );

  static const TextStyle h3 = TextStyle(
    fontSize: 20,
    fontWeight: FontWeight.w600,
    color: AppColors.textPrimary,
  );

  static const TextStyle bodyLarge = TextStyle(
    fontSize: 16,
    fontWeight: FontWeight.normal,
    color: AppColors.textPrimary,
    height: 1.5,
  );

  static const TextStyle bodyMedium = TextStyle(
    fontSize: 14,
    fontWeight: FontWeight.normal,
    color: AppColors.textPrimary,
    height: 1.5,
  );

  static const TextStyle bodySmall = TextStyle(
    fontSize: 12,
    fontWeight: FontWeight.normal,
    color: AppColors.textSecondary,
    height: 1.4,
  );

  static const TextStyle button = TextStyle(
    fontSize: 16,
    fontWeight: FontWeight.w600,
    letterSpacing: 0.5,
  );

  static const TextStyle caption = TextStyle(
    fontSize: 12,
    fontWeight: FontWeight.w500,
    color: AppColors.textSecondary,
    letterSpacing: 0.3,
  );
}

/// Icone per tipi di allarme
class AlarmTypeIcons {
  static const Map<String, IconData> icons = {
    'movimento_terreno': Icons.move_down,
    'deformazione': Icons.transform,
    'accelerazione': Icons.speed,
    'inclinazione': Icons.rotate_right,
    'fessurazione': Icons.broken_image,
    'vibrazione': Icons.vibration,
    'temperatura_anomala': Icons.thermostat,
    'umidita_anomala': Icons.water_drop,
    'perdita_segnale': Icons.signal_wifi_off,
    'batteria_scarica': Icons.battery_alert,
    'altro': Icons.warning,
  };

  static IconData getIcon(String type) {
    return icons[type.toLowerCase()] ?? Icons.warning;
  }
}