// ignore_for_file: deprecated_member_use

import 'dart:developer' as developer;
import 'package:flutter/foundation.dart';
import 'package:onufitness/environment/app_environment.dart';
import 'package:sentry_flutter/sentry_flutter.dart';

class LoggerService {
  static final LoggerService _instance = LoggerService._internal();

  factory LoggerService() {
    return _instance;
  }

  LoggerService._internal();
  //................................................................................................
  void log(
    String message, {
    String? name,
    Object? error,
    StackTrace? stackTrace,
    Map<String, dynamic>? extras,
  }) {
    if (AppEnvironment.isDevelopment) {
      // Use dart:developer log for production (inverted for testing)
      developer.log(
        message,
        name: name ?? 'App',
        error: error,
        stackTrace: stackTrace,
      );

      // Also print extras if provided
      if (extras != null && extras.isNotEmpty) {
        developer.log('Extras: $extras', name: name ?? 'App');
      }
    } else {
      // Use Sentry in DEVELOPMENT for testing
      final attributes = <String, SentryLogAttribute>{};

      // Add extras as attributes
      if (extras != null) {
        extras.forEach((k, v) {
          attributes[k] = SentryLogAttribute.string(v.toString());
        });
      }

      // Add error and stackTrace as attributes if provided
      if (error != null) {
        attributes['error'] = SentryLogAttribute.string(error.toString());
      }
      if (stackTrace != null) {
        attributes['stackTrace'] = SentryLogAttribute.string(
          stackTrace.toString(),
        );
      }

      Sentry.logger.info(
        message,
        attributes: attributes.isNotEmpty ? attributes : null,
      );

      // If debug mode is enabled in UAT, also print to console
      if (kDebugMode) {
        developer.log(message, name: name ?? 'App');
      }
    }
  }

  //................................................................................................
  /// Logs warning messages
  /// In Development: Prints to console with warning indicator
  /// In UAT/Production: Sends to Sentry as warning breadcrumb
  void warning(
    String message, {
    String? name,
    Object? error,
    StackTrace? stackTrace,
    Map<String, dynamic>? extras,
  }) {
    if (AppEnvironment.isDevelopment) {
      developer.log(
        '⚠️ WARNING: $message',
        name: name ?? 'App',
        error: error,
        stackTrace: stackTrace,
      );

      if (extras != null && extras.isNotEmpty) {
        developer.log('Extras: $extras', name: name ?? 'App');
      }
    } else {
      // Use Sentry for UAT and Production
      final attributes = <String, SentryLogAttribute>{};

      // Add extras as attributes
      if (extras != null) {
        extras.forEach((k, v) {
          attributes[k] = SentryLogAttribute.string(v.toString());
        });
      }

      // Add error and stackTrace as attributes if provided
      if (error != null) {
        attributes['error'] = SentryLogAttribute.string(error.toString());
      }
      if (stackTrace != null) {
        attributes['stackTrace'] = SentryLogAttribute.string(
          stackTrace.toString(),
        );
      }

      Sentry.logger.warn(
        message,
        attributes: attributes.isNotEmpty ? attributes : null,
      );

      // If debug mode is enabled in UAT, also print to console
      if (kDebugMode) {
        developer.log('⚠️ WARNING: $message', name: name ?? 'App');
      }
    }
  }

  //................................................................................................
  /// Logs error messages
  /// In Development: Prints to console with error indicator
  /// In UAT/Production: Sends to Sentry as error event
  void error(
    String message, {
    String? name,
    Object? error,
    StackTrace? stackTrace,
    Map<String, dynamic>? extras,
    bool isFatal = false,
  }) {
    if (AppEnvironment.isDevelopment) {
      developer.log(
        '❌ ERROR: $message',
        name: name ?? 'App',
        error: error,
        stackTrace: stackTrace,
        level: 1000, // High level for errors
      );

      if (extras != null && extras.isNotEmpty) {
        developer.log('Extras: $extras', name: name ?? 'App', level: 1000);
      }
    } else {
      // Use Sentry for UAT and Production
      final attributes = <String, SentryLogAttribute>{};

      // Add extras as attributes
      if (extras != null) {
        extras.forEach((k, v) {
          attributes[k] = SentryLogAttribute.string(v.toString());
        });
      }

      // Add error and stackTrace as attributes if provided
      if (error != null) {
        attributes['error'] = SentryLogAttribute.string(error.toString());
      }
      if (stackTrace != null) {
        attributes['stackTrace'] = SentryLogAttribute.string(
          stackTrace.toString(),
        );
      }

      // Add fatal flag as attribute
      if (isFatal) {
        attributes['fatal'] = SentryLogAttribute.string('true');
      }

      Sentry.logger.error(
        message,
        attributes: attributes.isNotEmpty ? attributes : null,
      );

      // If debug mode is enabled in UAT, also print to console
      if (kDebugMode) {
        developer.log(
          '❌ ERROR: $message',
          name: name ?? 'App',
          error: error,
          stackTrace: stackTrace,
          level: 1000,
        );
      }
    }
  }

  //................................................................................................
  /// Convenience method to log HTTP requests
  void logHttpRequest(
    String method,
    String url, {
    Map<String, dynamic>? headers,
    dynamic body,
  }) {
    log(
      'HTTP $method: $url',
      name: 'HTTP',
      extras: {
        'method': method,
        'url': url,
        if (headers != null) 'headers': headers,
        if (body != null) 'body': body,
      },
    );
  }

  //................................................................................................
  /// Convenience method to log HTTP responses
  void logHttpResponse(
    String method,
    String url,
    int statusCode, {
    dynamic body,
  }) {
    if (statusCode >= 200 && statusCode < 300) {
      log(
        'HTTP $method Response: $url [$statusCode]',
        name: 'HTTP',
        extras: {
          'method': method,
          'url': url,
          'statusCode': statusCode,
          if (body != null) 'body': body,
        },
      );
    } else {
      error(
        'HTTP $method Error: $url [$statusCode]',
        name: 'HTTP',
        extras: {
          'method': method,
          'url': url,
          'statusCode': statusCode,
          if (body != null) 'body': body,
        },
      );
    }
  }

  //................................................................................................
  /// Logs navigation events
  void logNavigation(String route, {Map<String, dynamic>? arguments}) {
    log(
      'Navigation to: $route',
      name: 'Navigation',
      extras: {'route': route, if (arguments != null) 'arguments': arguments},
    );
  }

  //................................................................................................
  /// Logs user actions/events
  void logEvent(String eventName, {Map<String, dynamic>? properties}) {
    log(
      'Event: $eventName',
      name: 'Event',
      extras: {'eventName': eventName, if (properties != null) ...properties},
    );
  }
}