Line data    Source code

       1             : import "package:errorlookup/core/data/repository/error_codes_repository.dart";
       2             : import "package:errorlookup/core/models/error_detail.dart";
       3             : import "package:errorlookup/core/models/result.dart";
       4             : import "package:errorlookup/feature/home/models/home_state.dart";
       5             : import "package:flutter_riverpod/flutter_riverpod.dart";
       6             : import "package:get_it/get_it.dart";
       7             : 
       8             : /// ホーム画面のビジネスロジックを扱うViewModel
       9             : class HomeViewModel extends StateNotifier<HomeState> {
      10           1 :   HomeViewModel(
      11             :       {required ErrorCodesRepository errorCodesRepository,
      12             :       bool initialFetch = true})
      13             :       : _errorCodesRepository = errorCodesRepository,
      14           1 :         super(const HomeState()) {
      15             :     if (initialFetch) {
      16           1 :       fetchErrorCodes();
      17             :     }
      18             :   }
      19             : 
      20             :   final ErrorCodesRepository _errorCodesRepository;
      21             : 
      22             :   /// エラーコードの一覧を取得します
      23           1 :   Future<Result<Object, Exception>> fetchErrorCodes() async {
      24           2 :     if (!state.isFetchingErrorCodes) {
      25           4 :       state = state.copyWith(isFetchingErrorCodes: true);
      26             :       List<Result<List<ErrorDetail>, Exception>> errorCodes =
      27           2 :           await Future.wait([
      28           2 :         _errorCodesRepository.getErrorCodes(ErrorType.windows),
      29           2 :         _errorCodesRepository.getErrorCodes(ErrorType.linux),
      30           2 :         _errorCodesRepository.getErrorCodes(ErrorType.curl)
      31             :       ]);
      32           2 :       for (final element in errorCodes) {
      33             :         // 一部が取得失敗していた場合はその旨を返す
      34           1 :         if (element is Failure) {
      35           0 :           state = state.copyWith(isFetchingErrorCodes: false);
      36             :           return element;
      37             :         }
      38             :       }
      39           4 :       state = state.copyWith(
      40             :           windowsErrorDetails:
      41           2 :               (errorCodes[0] as Success<List<ErrorDetail>, Exception>).value,
      42             :           linuxErrorDetails:
      43           2 :               (errorCodes[1] as Success<List<ErrorDetail>, Exception>).value,
      44             :           curlErrorDetails:
      45           2 :               (errorCodes[2] as Success<List<ErrorDetail>, Exception>).value,
      46             :           isFetchingErrorCodes: false);
      47             :       return const Success("success");
      48             :     }
      49             :     return const Success("fetching now");
      50             :   }
      51             : 
      52             :   /// ErrorCodeの入力値を更新する
      53           1 :   void updateErrorCodeInput(final String newValue) {
      54           2 :     final newErrorInput = int.tryParse(newValue) ?? -1;
      55           4 :     state = state.copyWith(errorCodeInput: newErrorInput);
      56             :   }
      57             : }
      58             : 
      59           0 : final homeViewModelProvider = StateNotifierProvider<HomeViewModel, HomeState>(
      60           0 :     (ref) =>
      61           0 :         HomeViewModel(errorCodesRepository: GetIt.I<ErrorCodesRepository>()));