didvan-app/lib/services/network/request_helper.dart

import 'package:didvan/models/requests/news.dart';
import 'package:didvan/models/requests/radar.dart';
import 'package:didvan/models/requests/studio.dart';

class RequestHelper {
  static const String baseUrl = 'https://api.didvan.app';
  static const String _baseUserUrl = '$baseUrl/user';
  static const String _baseRadarUrl = '$baseUrl/radar';
  static const String _baseNewsUrl = '$baseUrl/news';
  static const String _baseStudioUrl = '$baseUrl/studio';
  static const String _baseStatisticUrl = '$baseUrl/statistic';
  static const String _baseDirectUrl = '$_baseUserUrl/direct';

  static const String confirmUsername = '$_baseUserUrl/confirmUsername';
  static const String changePassword = '$_baseUserUrl/changePassword';
  static const String login = '$_baseUserUrl/login';
  static const String directs = '$_baseUserUrl/direct';
  static const String userInfo = '$_baseUserUrl/info';
  static const String firebaseToken = '$_baseUserUrl/firebaseToken';
  static const String silenceInterval = '$_baseUserUrl/silenceInterval';
  static const String updateProfilePhoto = '$_baseUserUrl/profile/photo';
  static const String checkUsername = '$_baseUserUrl/CheckUsername';
  static const String updateProfile = '$_baseUserUrl/profile/edit';
  static const String otp = '$_baseUserUrl/otp';
  static String bookmarks({
    required int page,
    String? search,
    String? type,
    String? studioType,
  }) =>
      '$_baseUserUrl/marked/${type ?? ''}${_urlConcatGenerator([
            MapEntry('page', page),
            MapEntry('type', studioType),
            MapEntry('search', search),
          ])}';

  static const String directTypes = '$baseUrl/direct/types';
  static String direct(int id) => '$_baseDirectUrl/$id';
  static String sendDirectMessage(int id) => '$_baseDirectUrl/$id/sendMessage';
  static String deleteDirect(int id, int messageId) =>
      '$_baseDirectUrl/$id/message/$messageId';
  static String tag({
    required List<int> ids,
    String? type,
    int? itemId,
    int? page,
    int? limit,
  }) =>
      '$baseUrl/tag${_urlConcatGenerator([
            MapEntry('page', page),
            MapEntry('limit', limit ?? '3'),
            MapEntry('type', type),
            MapEntry('id', itemId ?? '1'),
            MapEntry('tags', _urlListConcatGenerator(ids)),
          ])}';

  static String radarDetails(int id, RadarRequestArgs args) =>
      '$_baseRadarUrl/$id${_urlConcatGenerator([
            MapEntry('page', args.page),
            MapEntry('start', args.startDate),
            MapEntry('end', args.endDate),
            MapEntry('search', args.search),
            MapEntry('categories', _urlListConcatGenerator(args.categories)),
          ])}';
  static String radarOverviews({required RadarRequestArgs args}) =>
      _baseRadarUrl +
      _urlConcatGenerator([
        MapEntry('page', args.page),
        MapEntry('start', args.startDate),
        MapEntry('end', args.endDate),
        MapEntry('search', args.search),
        MapEntry('categories', _urlListConcatGenerator(args.categories)),
      ]);

  static String newsDetails(int id, NewsRequestArgs args) =>
      '$_baseNewsUrl/$id${_urlConcatGenerator([
            MapEntry('page', args.page),
            MapEntry('start', args.startDate),
            MapEntry('end', args.endDate),
            MapEntry('search', args.search),
          ])}';
  static String newsOverviews({required NewsRequestArgs args}) =>
      _baseNewsUrl +
      _urlConcatGenerator([
        MapEntry('page', args.page),
        MapEntry('start', args.startDate),
        MapEntry('end', args.endDate),
        MapEntry('search', args.search),
      ]);

  static String studioSlider(String type) =>
      '$_baseStudioUrl/slider${_urlConcatGenerator([MapEntry('type', type)])}';
  static String studioDetails(int id, StudioRequestArgs args) =>
      '$_baseStudioUrl/$id${_urlConcatGenerator([
            MapEntry('page', args.page),
            MapEntry('type', args.type),
            MapEntry('order', args.order),
            MapEntry('search', args.search),
            MapEntry('asc', args.asc),
          ])}';
  static String studioOverviews({required StudioRequestArgs args}) =>
      _baseStudioUrl +
      _urlConcatGenerator([
        MapEntry('page', args.page),
        MapEntry('type', args.type),
        MapEntry('order', args.order),
        MapEntry('search', args.search),
        MapEntry('asc', args.asc),
      ]);

  static String statisticOverviews(int? category) =>
      _baseStatisticUrl +
      _urlConcatGenerator(
        [MapEntry('category', category)],
      );
  static String statisticDetails(
    String label,
    String period,
  ) =>
      '$_baseStatisticUrl/$label${_urlConcatGenerator([
            MapEntry('period', period),
          ])}';

  static String mark(int id, String type) => '$baseUrl/$type/$id/mark';
  static String tracking(int id, String type) => '$baseUrl/$type/$id/tracking';
  static String comments(int id, String type) => '$baseUrl/$type/$id/comments';
  static String feedback(int id, int commentId, String type) =>
      '$baseUrl/$type/$id/comments/$commentId/feedback';
  static String addComment(int id, String type) =>
      '$baseUrl/$type/$id/comments/add';
  static String deleteComment(int id) => '$baseUrl/comment/$id';
  static String reportComment(int id) => '$baseUrl/comment/$id/report';

  static String _urlConcatGenerator(List<MapEntry<String, dynamic>> additions) {
    String result = '';
    additions.removeWhere(
      (element) => element.value == null || element.value.toString().isEmpty,
    );
    if (additions.isNotEmpty) {
      result += '?';
      for (var i = 0; i < additions.length; i++) {
        result += ('${additions[i].key}=${additions[i].value!}');
        if (i != additions.length - 1) {
          result += '&';
        }
      }
    }
    return result;
  }

  static String? _urlListConcatGenerator(List? input) {
    String? result;
    if (input == null) return null;
    if (input.isNotEmpty) {
      result = '';
      for (var i = 0; i < input.length; i++) {
        result = result! + input[i].toString();
        if (i != input.length - 1) {
          result += ',';
        }
      }
      return result;
    }
    return null;
  }
}