// 🚩 커뮤니티 게시판 - 신고 검토(운영자용) 화면의 기능(서버 통신/상태) 담당 컨트롤러.
import 'dart:convert';
import 'package:flutter/foundation.dart';
import 'package:http/http.dart' as http;
import '../config.dart';

class BoardReportController extends ChangeNotifier {
  final String reviewerId;

  BoardReportController({required this.reviewerId});

  bool _isLoading = true;
  bool _isBusy = false;
  List<dynamic> _reports = [];
  bool _disposed = false;

  bool get isLoading => _isLoading;
  bool get isBusy => _isBusy;
  List<dynamic> get reports => _reports;

  void _safeNotify() {
    if (!_disposed) notifyListeners();
  }

  @override
  void dispose() {
    _disposed = true;
    super.dispose();
  }

  Future<void> init() => fetchPending();

  Future<void> fetchPending() async {
    _isLoading = true;
    _safeNotify();
    try {
      final response = await http.get(
        Uri.parse('$baseUrl/api/board/reports?status=pending'),
      );
      if (response.statusCode == 200) {
        final data = jsonDecode(utf8.decode(response.bodyBytes));
        _reports = data['reports'] ?? [];
      }
    } catch (_) {
      // 조용히 무시 - 마지막으로 받아온 목록을 유지한다.
    } finally {
      _isLoading = false;
      _safeNotify();
    }
  }

  Future<(bool success, String message)> resolve(
    int reportId,
    String action,
  ) async {
    _isBusy = true;
    _safeNotify();
    try {
      final response = await http.post(
        Uri.parse('$baseUrl/api/board/reports/$reportId/resolve'),
        headers: {"Content-Type": "application/json"},
        body: jsonEncode({"reviewerId": reviewerId, "action": action}),
      );
      final result = jsonDecode(utf8.decode(response.bodyBytes));
      if (response.statusCode == 200 && result['status'] == 'success') {
        await fetchPending();
        return (true, '${result['message'] ?? '처리되었습니다.'}');
      }
      return (false, '${result['message'] ?? '처리 실패'}');
    } catch (e) {
      return (false, '네트워크 에러: $e');
    } finally {
      _isBusy = false;
      _safeNotify();
    }
  }
}