VeloeKemonoPartyFlutter/lib/kemono_client.dart

import 'dart:convert';
import 'package:dio/dio.dart';
import 'package:veloe_kemono_party_flutter/models/creator.dart';
import 'package:veloe_kemono_party_flutter/models/post.dart';

class KemonoClient {
  KemonoClient(String sourceUrl) :_dio = Dio(BaseOptions(baseUrl: sourceUrl));

  final Dio _dio;
  
  String sourceUrl() => _dio.options.baseUrl;

  Future<List<Creator>> getCreators() async {
    try {
  final response = await _dio.get('/api/v1/creators.txt');
  
  if (response.statusCode != 200) {
    throw DioException(
      requestOptions: response.requestOptions,
      response: response,
      error: 'Unexpected status code: ${response.statusCode}'
    );
  }

  final parsedData = switch(response.data) {
    String s => jsonDecode(s),
    List<dynamic> list => list,
    Map<String,dynamic> map => [map],
    _ => throw FormatException('Unprocessable data')
  };

  return (parsedData as List).map((x) => Creator.fromJson(x,_dio.options.baseUrl)).toList();
} on DioException catch (e) {
  throw Exception('Network error: ${e.message}');
} on FormatException catch (e) {
  throw Exception('Data format error: ${e.message}');
}
  }

  Future<List<Post>> getPosts(String creatorId, String service, int start, String query) async {
    try {

      final response = await _dio.get(
        '/api/v1/$service/user/$creatorId',
        queryParameters: query.isEmpty ? {'o': start} : {'o':start, 'q': query},
      );

      final parsedData = switch(response.data) {
          String s => jsonDecode(s),
          List<dynamic> list => list,
          Map<String,dynamic> map => [map],
          _ => throw FormatException('Unprocessable data')
        };

      return (parsedData as List).map((x) => Post.fromJson(x,_dio.options.baseUrl)).toList();
    } on DioException catch (e) {
      throw Exception('Posts load failed: ${e.message}');
    } on Exception {
        throw Exception('Oops something go wrong}');
    }
  }
}