// ✍️ 커뮤니티 게시판 - 글쓰기 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 BoardWriteController extends ChangeNotifier {
  final String studentId;

  BoardWriteController({required this.studentId});

  bool _isSubmitting = false;
  bool get isSubmitting => _isSubmitting;

  Future<(bool success, String message)> submit({
    required String category,
    required String title,
    required String content,
  }) async {
    if (title.trim().isEmpty || content.trim().isEmpty) {
      return (false, '제목과 내용을 입력해주세요.');
    }
    _isSubmitting = true;
    notifyListeners();
    try {
      final response = await http.post(
        Uri.parse('$baseUrl/api/board/posts'),
        headers: {"Content-Type": "application/json"},
        body: jsonEncode({
          "studentId": studentId,
          "category": category,
          "title": title.trim(),
          "content": content.trim(),
        }),
      );
      final result = jsonDecode(utf8.decode(response.bodyBytes));
      if (response.statusCode == 200 && result['status'] == 'success') {
        return (true, '게시글이 등록되었습니다.');
      }
      return (false, '${result['message'] ?? '게시글 등록 실패'}');
    } catch (e) {
      return (false, '네트워크 에러: $e');
    } finally {
      _isSubmitting = false;
      notifyListeners();
    }
  }
}