cpd_2022_zi/lib/services/export_service.dart

import 'dart:convert';

import 'package:http/http.dart' as http;
import 'package:smoke_cess_app/models/mood.dart';
import 'package:smoke_cess_app/models/relapse.dart';
import 'package:smoke_cess_app/models/sleep.dart';
import 'package:smoke_cess_app/models/workout.dart';
import 'package:smoke_cess_app/services/database_service.dart';
import '../globals.dart' as globals;

class ExportService {
  Uri url = Uri.parse('http://localhost:3000/data');
  final DatabaseService _databaseService = globals.databaseService;

  Future<Map<String, List<String>>> _loadRecords() async {
    List<Mood> moodRecords = await _databaseService.getMoodRecords();
    List<Sleep> sleepRecords = await _databaseService.getSleepRecords();
    List<Relapse> relapseRecords = await _databaseService.getRelapseRecords();
    List<Workout> workoutRecords = await _databaseService.getWorkoutRecords();
    return {
      'Stimmung':
          moodRecords.map((Mood mood) => jsonEncode(mood.toMap())).toList(),
      'Schlaf':
          sleepRecords.map((Sleep sleep) => jsonEncode(sleep.toMap())).toList(),
      'Rückfall': relapseRecords
          .map((Relapse relapse) => jsonEncode(relapse.toMap()))
          .toList(),
      'Workout': workoutRecords
          .map((Workout workout) => jsonEncode(workout.toMap()))
          .toList()
    };
  }

  Future<int> exportData() async {
    Map<String, List<String>> body = await _loadRecords();
    try {
      final response = await http.post(url,
          headers: <String, String>{
            'Content-Type': 'application/json; charset=UTF-8',
          },
          body: jsonEncode(body));
      return response.statusCode >= 400 ? 0 : 1;
    } catch (e) {
      // ignore: avoid_print
      print(jsonEncode(body));
      return 0;
    }
  }
}