import 'package:dio/dio.dart';
import 'package:equatable/equatable.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';

import '../../provider/dio_provider.dart';
import '../../provider/local_auth_provider.dart';
import '../../repository/base_repository.dart';
import '../../repository/mitra_repository.dart';
import '../../screen/md_lab_mitra/mitra_search_provider.dart';

final mitraDeleteProvider =
    StateNotifierProvider<MitraDeleteNotifier, MitraDeleteState>(
  (ref) => MitraDeleteNotifier(ref: ref),
);

class MitraDeleteNotifier extends StateNotifier<MitraDeleteState> {
  final Ref ref;
  CancelToken? cancelToken;
  MitraDeleteNotifier({
    required this.ref,
  }) : super(MitraDeleteStateInit());

  void reset() {
    state = MitraDeleteStateInit();
  }

  void delete({
    required String mitraID,
    required String query,
  }) async {
    try {
      state = MitraDeleteStateLoading();
      final dio = ref.read(dioProvider);
      final localAuth = ref.read(localAuthProvider);
      if (localAuth?.token == null) {
        throw BaseRepositoryException(message: "Invalid Token");
      }
      await MitraRepository(dio: dio).delete(
        mitraID: mitraID,
        token: localAuth!.token!,
      );
      state = MitraDeleteStateDone();
      ref.read(mitraSearchProvider.notifier).search(query: query);
    } catch (e) {
      if (e is BaseRepositoryException) {
        state = MitraDeleteStateError(message: e.message);
      } else {
        state = MitraDeleteStateError(message: "Unknown Error ");
      }
    }
  }
}

abstract class MitraDeleteState extends Equatable {
  final DateTime date;
  MitraDeleteState() : date = DateTime.now();
  @override
  List<Object?> get props => throw [date];
}

class MitraDeleteStateInit extends MitraDeleteState {}

class MitraDeleteStateLoading extends MitraDeleteState {}

class MitraDeleteStateError extends MitraDeleteState {
  final String message;

  MitraDeleteStateError({
    required this.message,
  });
}

class MitraDeleteStateDone extends MitraDeleteState {
  MitraDeleteStateDone();
}