first commit

lib/screens/collections/cubit/collection_cubit.dart

@@ -0,0 +1,61 @@
+import 'package:bloc/bloc.dart';
+import 'package:flutter/material.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:remever/components/notifiers/home_screen_data.dart';
+import 'package:remever/inject.dart';
+
+part 'collection_state.dart';
+part 'collection_cubit.freezed.dart';
+
+class CollectionCubit extends Cubit<CollectionState> {
+  CollectionCubit() : super(CollectionState.loading());
+
+  /// Нотифаер домашнего экрана
+  CollectionData get _cd => getIt<CollectionData>();
+
+  /// Контроллер скролла для коллекции
+  final ScrollController collectionController = ScrollController();
+
+  /// Позиция скролле
+  double _previousScrollOffset = 0.0;
+
+  /// Индекс выбранной фильтрации коллекции
+  int collectionFiltersIndex = 0;
+
+  void initScrollListener() {
+    collectionController.addListener(() {
+      final double currentScrollOffset = collectionController.offset;
+      final bool isScrollingDown = currentScrollOffset > _previousScrollOffset;
+
+      if (isScrollingDown) {
+        _cd.showFab(false);
+      } else {
+        _cd.showFab(true);
+      }
+
+      _previousScrollOffset = currentScrollOffset;
+    });
+  }
+
+  @override
+  Future<void> close() {
+    collectionController.dispose();
+    return super.close();
+  }
+
+  Future<void> toLoadingState() async {
+    emit(CollectionState.loading());
+  }
+
+  Future<void> toDataState() async {
+    emit(CollectionState.data());
+  }
+
+  Future<void> toEmptyState() async {
+    emit(CollectionState.empty());
+  }
+
+  Future<void> toErrorState() async {
+    emit(CollectionState.error());
+  }
+}

lib/screens/collections/cubit/collection_cubit.freezed.dart

@@ -0,0 +1,560 @@
+// coverage:ignore-file
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target, unnecessary_question_mark
+
+part of 'collection_cubit.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+  'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#adding-getters-and-methods-to-our-models',
+);
+
+/// @nodoc
+mixin _$CollectionState {
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() loading,
+    required TResult Function() data,
+    required TResult Function() empty,
+    required TResult Function() error,
+  }) => throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult? Function()? loading,
+    TResult? Function()? data,
+    TResult? Function()? empty,
+    TResult? Function()? error,
+  }) => throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? loading,
+    TResult Function()? data,
+    TResult Function()? empty,
+    TResult Function()? error,
+    required TResult orElse(),
+  }) => throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_Loading value) loading,
+    required TResult Function(_Data value) data,
+    required TResult Function(_Empty value) empty,
+    required TResult Function(_Error value) error,
+  }) => throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult? Function(_Loading value)? loading,
+    TResult? Function(_Data value)? data,
+    TResult? Function(_Empty value)? empty,
+    TResult? Function(_Error value)? error,
+  }) => throw _privateConstructorUsedError;
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_Loading value)? loading,
+    TResult Function(_Data value)? data,
+    TResult Function(_Empty value)? empty,
+    TResult Function(_Error value)? error,
+    required TResult orElse(),
+  }) => throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $CollectionStateCopyWith<$Res> {
+  factory $CollectionStateCopyWith(
+    CollectionState value,
+    $Res Function(CollectionState) then,
+  ) = _$CollectionStateCopyWithImpl<$Res, CollectionState>;
+}
+
+/// @nodoc
+class _$CollectionStateCopyWithImpl<$Res, $Val extends CollectionState>
+    implements $CollectionStateCopyWith<$Res> {
+  _$CollectionStateCopyWithImpl(this._value, this._then);
+
+  // ignore: unused_field
+  final $Val _value;
+  // ignore: unused_field
+  final $Res Function($Val) _then;
+
+  /// Create a copy of CollectionState
+  /// with the given fields replaced by the non-null parameter values.
+}
+
+/// @nodoc
+abstract class _$$LoadingImplCopyWith<$Res> {
+  factory _$$LoadingImplCopyWith(
+    _$LoadingImpl value,
+    $Res Function(_$LoadingImpl) then,
+  ) = __$$LoadingImplCopyWithImpl<$Res>;
+}
+
+/// @nodoc
+class __$$LoadingImplCopyWithImpl<$Res>
+    extends _$CollectionStateCopyWithImpl<$Res, _$LoadingImpl>
+    implements _$$LoadingImplCopyWith<$Res> {
+  __$$LoadingImplCopyWithImpl(
+    _$LoadingImpl _value,
+    $Res Function(_$LoadingImpl) _then,
+  ) : super(_value, _then);
+
+  /// Create a copy of CollectionState
+  /// with the given fields replaced by the non-null parameter values.
+}
+
+/// @nodoc
+
+class _$LoadingImpl implements _Loading {
+  const _$LoadingImpl();
+
+  @override
+  String toString() {
+    return 'CollectionState.loading()';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType && other is _$LoadingImpl);
+  }
+
+  @override
+  int get hashCode => runtimeType.hashCode;
+
+  @override
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() loading,
+    required TResult Function() data,
+    required TResult Function() empty,
+    required TResult Function() error,
+  }) {
+    return loading();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult? Function()? loading,
+    TResult? Function()? data,
+    TResult? Function()? empty,
+    TResult? Function()? error,
+  }) {
+    return loading?.call();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? loading,
+    TResult Function()? data,
+    TResult Function()? empty,
+    TResult Function()? error,
+    required TResult orElse(),
+  }) {
+    if (loading != null) {
+      return loading();
+    }
+    return orElse();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_Loading value) loading,
+    required TResult Function(_Data value) data,
+    required TResult Function(_Empty value) empty,
+    required TResult Function(_Error value) error,
+  }) {
+    return loading(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult? Function(_Loading value)? loading,
+    TResult? Function(_Data value)? data,
+    TResult? Function(_Empty value)? empty,
+    TResult? Function(_Error value)? error,
+  }) {
+    return loading?.call(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_Loading value)? loading,
+    TResult Function(_Data value)? data,
+    TResult Function(_Empty value)? empty,
+    TResult Function(_Error value)? error,
+    required TResult orElse(),
+  }) {
+    if (loading != null) {
+      return loading(this);
+    }
+    return orElse();
+  }
+}
+
+abstract class _Loading implements CollectionState {
+  const factory _Loading() = _$LoadingImpl;
+}
+
+/// @nodoc
+abstract class _$$DataImplCopyWith<$Res> {
+  factory _$$DataImplCopyWith(
+    _$DataImpl value,
+    $Res Function(_$DataImpl) then,
+  ) = __$$DataImplCopyWithImpl<$Res>;
+}
+
+/// @nodoc
+class __$$DataImplCopyWithImpl<$Res>
+    extends _$CollectionStateCopyWithImpl<$Res, _$DataImpl>
+    implements _$$DataImplCopyWith<$Res> {
+  __$$DataImplCopyWithImpl(_$DataImpl _value, $Res Function(_$DataImpl) _then)
+    : super(_value, _then);
+
+  /// Create a copy of CollectionState
+  /// with the given fields replaced by the non-null parameter values.
+}
+
+/// @nodoc
+
+class _$DataImpl implements _Data {
+  const _$DataImpl();
+
+  @override
+  String toString() {
+    return 'CollectionState.data()';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType && other is _$DataImpl);
+  }
+
+  @override
+  int get hashCode => runtimeType.hashCode;
+
+  @override
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() loading,
+    required TResult Function() data,
+    required TResult Function() empty,
+    required TResult Function() error,
+  }) {
+    return data();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult? Function()? loading,
+    TResult? Function()? data,
+    TResult? Function()? empty,
+    TResult? Function()? error,
+  }) {
+    return data?.call();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? loading,
+    TResult Function()? data,
+    TResult Function()? empty,
+    TResult Function()? error,
+    required TResult orElse(),
+  }) {
+    if (data != null) {
+      return data();
+    }
+    return orElse();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_Loading value) loading,
+    required TResult Function(_Data value) data,
+    required TResult Function(_Empty value) empty,
+    required TResult Function(_Error value) error,
+  }) {
+    return data(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult? Function(_Loading value)? loading,
+    TResult? Function(_Data value)? data,
+    TResult? Function(_Empty value)? empty,
+    TResult? Function(_Error value)? error,
+  }) {
+    return data?.call(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_Loading value)? loading,
+    TResult Function(_Data value)? data,
+    TResult Function(_Empty value)? empty,
+    TResult Function(_Error value)? error,
+    required TResult orElse(),
+  }) {
+    if (data != null) {
+      return data(this);
+    }
+    return orElse();
+  }
+}
+
+abstract class _Data implements CollectionState {
+  const factory _Data() = _$DataImpl;
+}
+
+/// @nodoc
+abstract class _$$EmptyImplCopyWith<$Res> {
+  factory _$$EmptyImplCopyWith(
+    _$EmptyImpl value,
+    $Res Function(_$EmptyImpl) then,
+  ) = __$$EmptyImplCopyWithImpl<$Res>;
+}
+
+/// @nodoc
+class __$$EmptyImplCopyWithImpl<$Res>
+    extends _$CollectionStateCopyWithImpl<$Res, _$EmptyImpl>
+    implements _$$EmptyImplCopyWith<$Res> {
+  __$$EmptyImplCopyWithImpl(
+    _$EmptyImpl _value,
+    $Res Function(_$EmptyImpl) _then,
+  ) : super(_value, _then);
+
+  /// Create a copy of CollectionState
+  /// with the given fields replaced by the non-null parameter values.
+}
+
+/// @nodoc
+
+class _$EmptyImpl implements _Empty {
+  const _$EmptyImpl();
+
+  @override
+  String toString() {
+    return 'CollectionState.empty()';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType && other is _$EmptyImpl);
+  }
+
+  @override
+  int get hashCode => runtimeType.hashCode;
+
+  @override
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() loading,
+    required TResult Function() data,
+    required TResult Function() empty,
+    required TResult Function() error,
+  }) {
+    return empty();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult? Function()? loading,
+    TResult? Function()? data,
+    TResult? Function()? empty,
+    TResult? Function()? error,
+  }) {
+    return empty?.call();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? loading,
+    TResult Function()? data,
+    TResult Function()? empty,
+    TResult Function()? error,
+    required TResult orElse(),
+  }) {
+    if (empty != null) {
+      return empty();
+    }
+    return orElse();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_Loading value) loading,
+    required TResult Function(_Data value) data,
+    required TResult Function(_Empty value) empty,
+    required TResult Function(_Error value) error,
+  }) {
+    return empty(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult? Function(_Loading value)? loading,
+    TResult? Function(_Data value)? data,
+    TResult? Function(_Empty value)? empty,
+    TResult? Function(_Error value)? error,
+  }) {
+    return empty?.call(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_Loading value)? loading,
+    TResult Function(_Data value)? data,
+    TResult Function(_Empty value)? empty,
+    TResult Function(_Error value)? error,
+    required TResult orElse(),
+  }) {
+    if (empty != null) {
+      return empty(this);
+    }
+    return orElse();
+  }
+}
+
+abstract class _Empty implements CollectionState {
+  const factory _Empty() = _$EmptyImpl;
+}
+
+/// @nodoc
+abstract class _$$ErrorImplCopyWith<$Res> {
+  factory _$$ErrorImplCopyWith(
+    _$ErrorImpl value,
+    $Res Function(_$ErrorImpl) then,
+  ) = __$$ErrorImplCopyWithImpl<$Res>;
+}
+
+/// @nodoc
+class __$$ErrorImplCopyWithImpl<$Res>
+    extends _$CollectionStateCopyWithImpl<$Res, _$ErrorImpl>
+    implements _$$ErrorImplCopyWith<$Res> {
+  __$$ErrorImplCopyWithImpl(
+    _$ErrorImpl _value,
+    $Res Function(_$ErrorImpl) _then,
+  ) : super(_value, _then);
+
+  /// Create a copy of CollectionState
+  /// with the given fields replaced by the non-null parameter values.
+}
+
+/// @nodoc
+
+class _$ErrorImpl implements _Error {
+  const _$ErrorImpl();
+
+  @override
+  String toString() {
+    return 'CollectionState.error()';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType && other is _$ErrorImpl);
+  }
+
+  @override
+  int get hashCode => runtimeType.hashCode;
+
+  @override
+  @optionalTypeArgs
+  TResult when<TResult extends Object?>({
+    required TResult Function() loading,
+    required TResult Function() data,
+    required TResult Function() empty,
+    required TResult Function() error,
+  }) {
+    return error();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? whenOrNull<TResult extends Object?>({
+    TResult? Function()? loading,
+    TResult? Function()? data,
+    TResult? Function()? empty,
+    TResult? Function()? error,
+  }) {
+    return error?.call();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeWhen<TResult extends Object?>({
+    TResult Function()? loading,
+    TResult Function()? data,
+    TResult Function()? empty,
+    TResult Function()? error,
+    required TResult orElse(),
+  }) {
+    if (error != null) {
+      return error();
+    }
+    return orElse();
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult map<TResult extends Object?>({
+    required TResult Function(_Loading value) loading,
+    required TResult Function(_Data value) data,
+    required TResult Function(_Empty value) empty,
+    required TResult Function(_Error value) error,
+  }) {
+    return error(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult? mapOrNull<TResult extends Object?>({
+    TResult? Function(_Loading value)? loading,
+    TResult? Function(_Data value)? data,
+    TResult? Function(_Empty value)? empty,
+    TResult? Function(_Error value)? error,
+  }) {
+    return error?.call(this);
+  }
+
+  @override
+  @optionalTypeArgs
+  TResult maybeMap<TResult extends Object?>({
+    TResult Function(_Loading value)? loading,
+    TResult Function(_Data value)? data,
+    TResult Function(_Empty value)? empty,
+    TResult Function(_Error value)? error,
+    required TResult orElse(),
+  }) {
+    if (error != null) {
+      return error(this);
+    }
+    return orElse();
+  }
+}
+
+abstract class _Error implements CollectionState {
+  const factory _Error() = _$ErrorImpl;
+}

lib/screens/collections/cubit/collection_state.dart

@@ -0,0 +1,9 @@
+part of 'collection_cubit.dart';
+
+@freezed
+class CollectionState with _$CollectionState {
+  const factory CollectionState.loading() = _Loading;
+  const factory CollectionState.data() = _Data;
+  const factory CollectionState.empty() = _Empty;
+  const factory CollectionState.error() = _Error;
+}