feat: product variant

lib/presentation/home/bloc/checkout/checkout_bloc.dart

@@ -25,15 +25,29 @@ class CheckoutBloc extends Bloc<CheckoutEvent, CheckoutState> {
     on<_AddItem>((event, emit) {
       var currentState = state as _Loaded;
       List<ProductQuantity> items = [...currentState.items];
-      var index =
-          items.indexWhere((element) => element.product.id == event.product.id);
+      var index = items.indexWhere(
+        (element) =>
+            element.product.id == event.product.id &&
+            element.variant?.id == event.variant?.id,
+      );
       emit(const _Loading());
       if (index != -1) {
         items[index] = ProductQuantity(
-            product: event.product, quantity: items[index].quantity + 1);
+          product: event.product,
+          quantity: items[index].quantity + 1,
+          variant: event.variant,
+        );
       } else {
-        items.add(ProductQuantity(product: event.product, quantity: 1));
+        items.add(
+          ProductQuantity(
+            product: event.product,
+            quantity: 1,
+            variant: event.variant,
+          ),
+        );
       }
+
+      log("Items: $items");
       emit(_Loaded(
           items,
           currentState.discountModel,
@@ -50,13 +64,19 @@ class CheckoutBloc extends Bloc<CheckoutEvent, CheckoutState> {
     on<_RemoveItem>((event, emit) {
       var currentState = state as _Loaded;
       List<ProductQuantity> items = [...currentState.items];
-      var index =
-          items.indexWhere((element) => element.product.id == event.product.id);
+      var index = items.indexWhere(
+        (element) =>
+            element.product.id == event.product.id &&
+            element.variant?.id == event.variant?.id,
+      );
       emit(const _Loading());
       if (index != -1) {
         if (items[index].quantity > 1) {
           items[index] = ProductQuantity(
-              product: event.product, quantity: items[index].quantity - 1);
+              product: event.product,
+              quantity: items[index].quantity - 1,
+              variant: event.variant);
+          ;
         } else {
           items.removeAt(index);
         }
@@ -77,8 +97,11 @@ class CheckoutBloc extends Bloc<CheckoutEvent, CheckoutState> {
     on<_DeleteItem>((event, emit) {
       var currentState = state as _Loaded;
       List<ProductQuantity> items = [...currentState.items];
-      var index =
-          items.indexWhere((element) => element.product.id == event.product.id);
+      var index = items.indexWhere(
+        (element) =>
+            element.product.id == event.product.id &&
+            element.variant?.id == event.variant?.id,
+      );
       emit(const _Loading());
 
       items.removeAt(index);

lib/presentation/home/bloc/checkout/checkout_bloc.freezed.dart

@@ -19,9 +19,11 @@ mixin _$CheckoutEvent {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -39,9 +41,9 @@ mixin _$CheckoutEvent {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -58,9 +60,9 @@ mixin _$CheckoutEvent {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -195,9 +197,11 @@ class _$StartedImpl implements _Started {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -218,9 +222,9 @@ class _$StartedImpl implements _Started {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -240,9 +244,9 @@ class _$StartedImpl implements _Started {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -340,7 +344,7 @@ abstract class _$$AddItemImplCopyWith<$Res> {
           _$AddItemImpl value, $Res Function(_$AddItemImpl) then) =
       __$$AddItemImplCopyWithImpl<$Res>;
   @useResult
-  $Res call({Product product});
+  $Res call({Product product, ProductVariant? variant});
 }
 
 /// @nodoc
@@ -357,12 +361,17 @@ class __$$AddItemImplCopyWithImpl<$Res>
   @override
   $Res call({
     Object? product = null,
+    Object? variant = freezed,
   }) {
     return _then(_$AddItemImpl(
       null == product
           ? _value.product
           : product // ignore: cast_nullable_to_non_nullable
               as Product,
+      freezed == variant
+          ? _value.variant
+          : variant // ignore: cast_nullable_to_non_nullable
+              as ProductVariant?,
     ));
   }
 }
@@ -370,14 +379,16 @@ class __$$AddItemImplCopyWithImpl<$Res>
 /// @nodoc
 
 class _$AddItemImpl implements _AddItem {
-  const _$AddItemImpl(this.product);
+  const _$AddItemImpl(this.product, this.variant);
 
   @override
   final Product product;
+  @override
+  final ProductVariant? variant;
 
   @override
   String toString() {
-    return 'CheckoutEvent.addItem(product: $product)';
+    return 'CheckoutEvent.addItem(product: $product, variant: $variant)';
   }
 
   @override
@@ -385,11 +396,12 @@ class _$AddItemImpl implements _AddItem {
     return identical(this, other) ||
         (other.runtimeType == runtimeType &&
             other is _$AddItemImpl &&
-            (identical(other.product, product) || other.product == product));
+            (identical(other.product, product) || other.product == product) &&
+            (identical(other.variant, variant) || other.variant == variant));
   }
 
   @override
-  int get hashCode => Object.hash(runtimeType, product);
+  int get hashCode => Object.hash(runtimeType, product, variant);
 
   /// Create a copy of CheckoutEvent
   /// with the given fields replaced by the non-null parameter values.
@@ -403,9 +415,11 @@ class _$AddItemImpl implements _AddItem {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -419,16 +433,16 @@ class _$AddItemImpl implements _AddItem {
         saveDraftOrder,
     required TResult Function(DraftOrderModel data) loadDraftOrder,
   }) {
-    return addItem(product);
+    return addItem(product, variant);
   }
 
   @override
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -441,16 +455,16 @@ class _$AddItemImpl implements _AddItem {
         saveDraftOrder,
     TResult? Function(DraftOrderModel data)? loadDraftOrder,
   }) {
-    return addItem?.call(product);
+    return addItem?.call(product, variant);
   }
 
   @override
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -465,7 +479,7 @@ class _$AddItemImpl implements _AddItem {
     required TResult orElse(),
   }) {
     if (addItem != null) {
-      return addItem(product);
+      return addItem(product, variant);
     }
     return orElse();
   }
@@ -539,9 +553,11 @@ class _$AddItemImpl implements _AddItem {
 }
 
 abstract class _AddItem implements CheckoutEvent {
-  const factory _AddItem(final Product product) = _$AddItemImpl;
+  const factory _AddItem(final Product product, final ProductVariant? variant) =
+      _$AddItemImpl;
 
   Product get product;
+  ProductVariant? get variant;
 
   /// Create a copy of CheckoutEvent
   /// with the given fields replaced by the non-null parameter values.
@@ -556,7 +572,7 @@ abstract class _$$RemoveItemImplCopyWith<$Res> {
           _$RemoveItemImpl value, $Res Function(_$RemoveItemImpl) then) =
       __$$RemoveItemImplCopyWithImpl<$Res>;
   @useResult
-  $Res call({Product product});
+  $Res call({Product product, ProductVariant? variant});
 }
 
 /// @nodoc
@@ -573,12 +589,17 @@ class __$$RemoveItemImplCopyWithImpl<$Res>
   @override
   $Res call({
     Object? product = null,
+    Object? variant = freezed,
   }) {
     return _then(_$RemoveItemImpl(
       null == product
           ? _value.product
           : product // ignore: cast_nullable_to_non_nullable
               as Product,
+      freezed == variant
+          ? _value.variant
+          : variant // ignore: cast_nullable_to_non_nullable
+              as ProductVariant?,
     ));
   }
 }
@@ -586,14 +607,16 @@ class __$$RemoveItemImplCopyWithImpl<$Res>
 /// @nodoc
 
 class _$RemoveItemImpl implements _RemoveItem {
-  const _$RemoveItemImpl(this.product);
+  const _$RemoveItemImpl(this.product, this.variant);
 
   @override
   final Product product;
+  @override
+  final ProductVariant? variant;
 
   @override
   String toString() {
-    return 'CheckoutEvent.removeItem(product: $product)';
+    return 'CheckoutEvent.removeItem(product: $product, variant: $variant)';
   }
 
   @override
@@ -601,11 +624,12 @@ class _$RemoveItemImpl implements _RemoveItem {
     return identical(this, other) ||
         (other.runtimeType == runtimeType &&
             other is _$RemoveItemImpl &&
-            (identical(other.product, product) || other.product == product));
+            (identical(other.product, product) || other.product == product) &&
+            (identical(other.variant, variant) || other.variant == variant));
   }
 
   @override
-  int get hashCode => Object.hash(runtimeType, product);
+  int get hashCode => Object.hash(runtimeType, product, variant);
 
   /// Create a copy of CheckoutEvent
   /// with the given fields replaced by the non-null parameter values.
@@ -619,9 +643,11 @@ class _$RemoveItemImpl implements _RemoveItem {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -635,16 +661,16 @@ class _$RemoveItemImpl implements _RemoveItem {
         saveDraftOrder,
     required TResult Function(DraftOrderModel data) loadDraftOrder,
   }) {
-    return removeItem(product);
+    return removeItem(product, variant);
   }
 
   @override
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -657,16 +683,16 @@ class _$RemoveItemImpl implements _RemoveItem {
         saveDraftOrder,
     TResult? Function(DraftOrderModel data)? loadDraftOrder,
   }) {
-    return removeItem?.call(product);
+    return removeItem?.call(product, variant);
   }
 
   @override
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -681,7 +707,7 @@ class _$RemoveItemImpl implements _RemoveItem {
     required TResult orElse(),
   }) {
     if (removeItem != null) {
-      return removeItem(product);
+      return removeItem(product, variant);
     }
     return orElse();
   }
@@ -755,9 +781,11 @@ class _$RemoveItemImpl implements _RemoveItem {
 }
 
 abstract class _RemoveItem implements CheckoutEvent {
-  const factory _RemoveItem(final Product product) = _$RemoveItemImpl;
+  const factory _RemoveItem(
+      final Product product, final ProductVariant? variant) = _$RemoveItemImpl;
 
   Product get product;
+  ProductVariant? get variant;
 
   /// Create a copy of CheckoutEvent
   /// with the given fields replaced by the non-null parameter values.
@@ -772,7 +800,7 @@ abstract class _$$DeleteItemImplCopyWith<$Res> {
           _$DeleteItemImpl value, $Res Function(_$DeleteItemImpl) then) =
       __$$DeleteItemImplCopyWithImpl<$Res>;
   @useResult
-  $Res call({Product product});
+  $Res call({Product product, ProductVariant? variant});
 }
 
 /// @nodoc
@@ -789,12 +817,17 @@ class __$$DeleteItemImplCopyWithImpl<$Res>
   @override
   $Res call({
     Object? product = null,
+    Object? variant = freezed,
   }) {
     return _then(_$DeleteItemImpl(
       null == product
           ? _value.product
           : product // ignore: cast_nullable_to_non_nullable
               as Product,
+      freezed == variant
+          ? _value.variant
+          : variant // ignore: cast_nullable_to_non_nullable
+              as ProductVariant?,
     ));
   }
 }
@@ -802,14 +835,16 @@ class __$$DeleteItemImplCopyWithImpl<$Res>
 /// @nodoc
 
 class _$DeleteItemImpl implements _DeleteItem {
-  const _$DeleteItemImpl(this.product);
+  const _$DeleteItemImpl(this.product, this.variant);
 
   @override
   final Product product;
+  @override
+  final ProductVariant? variant;
 
   @override
   String toString() {
-    return 'CheckoutEvent.deleteItem(product: $product)';
+    return 'CheckoutEvent.deleteItem(product: $product, variant: $variant)';
   }
 
   @override
@@ -817,11 +852,12 @@ class _$DeleteItemImpl implements _DeleteItem {
     return identical(this, other) ||
         (other.runtimeType == runtimeType &&
             other is _$DeleteItemImpl &&
-            (identical(other.product, product) || other.product == product));
+            (identical(other.product, product) || other.product == product) &&
+            (identical(other.variant, variant) || other.variant == variant));
   }
 
   @override
-  int get hashCode => Object.hash(runtimeType, product);
+  int get hashCode => Object.hash(runtimeType, product, variant);
 
   /// Create a copy of CheckoutEvent
   /// with the given fields replaced by the non-null parameter values.
@@ -835,9 +871,11 @@ class _$DeleteItemImpl implements _DeleteItem {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -851,16 +889,16 @@ class _$DeleteItemImpl implements _DeleteItem {
         saveDraftOrder,
     required TResult Function(DraftOrderModel data) loadDraftOrder,
   }) {
-    return deleteItem(product);
+    return deleteItem(product, variant);
   }
 
   @override
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -873,16 +911,16 @@ class _$DeleteItemImpl implements _DeleteItem {
         saveDraftOrder,
     TResult? Function(DraftOrderModel data)? loadDraftOrder,
   }) {
-    return deleteItem?.call(product);
+    return deleteItem?.call(product, variant);
   }
 
   @override
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -897,7 +935,7 @@ class _$DeleteItemImpl implements _DeleteItem {
     required TResult orElse(),
   }) {
     if (deleteItem != null) {
-      return deleteItem(product);
+      return deleteItem(product, variant);
     }
     return orElse();
   }
@@ -971,9 +1009,11 @@ class _$DeleteItemImpl implements _DeleteItem {
 }
 
 abstract class _DeleteItem implements CheckoutEvent {
-  const factory _DeleteItem(final Product product) = _$DeleteItemImpl;
+  const factory _DeleteItem(
+      final Product product, final ProductVariant? variant) = _$DeleteItemImpl;
 
   Product get product;
+  ProductVariant? get variant;
 
   /// Create a copy of CheckoutEvent
   /// with the given fields replaced by the non-null parameter values.
@@ -1052,9 +1092,11 @@ class _$AddDiscountImpl implements _AddDiscount {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -1075,9 +1117,9 @@ class _$AddDiscountImpl implements _AddDiscount {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -1097,9 +1139,9 @@ class _$AddDiscountImpl implements _AddDiscount {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -1241,9 +1283,11 @@ class _$RemoveDiscountImpl implements _RemoveDiscount {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -1264,9 +1308,9 @@ class _$RemoveDiscountImpl implements _RemoveDiscount {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -1286,9 +1330,9 @@ class _$RemoveDiscountImpl implements _RemoveDiscount {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -1449,9 +1493,11 @@ class _$AddTaxImpl implements _AddTax {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -1472,9 +1518,9 @@ class _$AddTaxImpl implements _AddTax {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -1494,9 +1540,9 @@ class _$AddTaxImpl implements _AddTax {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -1667,9 +1713,11 @@ class _$AddServiceChargeImpl implements _AddServiceCharge {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -1690,9 +1738,9 @@ class _$AddServiceChargeImpl implements _AddServiceCharge {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -1712,9 +1760,9 @@ class _$AddServiceChargeImpl implements _AddServiceCharge {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -1857,9 +1905,11 @@ class _$RemoveTaxImpl implements _RemoveTax {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -1880,9 +1930,9 @@ class _$RemoveTaxImpl implements _RemoveTax {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -1902,9 +1952,9 @@ class _$RemoveTaxImpl implements _RemoveTax {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -2039,9 +2089,11 @@ class _$RemoveServiceChargeImpl implements _RemoveServiceCharge {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -2062,9 +2114,9 @@ class _$RemoveServiceChargeImpl implements _RemoveServiceCharge {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -2084,9 +2136,9 @@ class _$RemoveServiceChargeImpl implements _RemoveServiceCharge {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -2249,9 +2301,11 @@ class _$UpdateOrderTypeImpl implements _UpdateOrderType {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -2272,9 +2326,9 @@ class _$UpdateOrderTypeImpl implements _UpdateOrderType {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -2294,9 +2348,9 @@ class _$UpdateOrderTypeImpl implements _UpdateOrderType {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -2475,9 +2529,11 @@ class _$UpdateItemNotesImpl implements _UpdateItemNotes {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -2498,9 +2554,9 @@ class _$UpdateItemNotesImpl implements _UpdateItemNotes {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -2520,9 +2576,9 @@ class _$UpdateItemNotesImpl implements _UpdateItemNotes {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -2715,9 +2771,11 @@ class _$SaveDraftOrderImpl implements _SaveDraftOrder {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -2738,9 +2796,9 @@ class _$SaveDraftOrderImpl implements _SaveDraftOrder {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -2760,9 +2818,9 @@ class _$SaveDraftOrderImpl implements _SaveDraftOrder {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,
@@ -2935,9 +2993,11 @@ class _$LoadDraftOrderImpl implements _LoadDraftOrder {
   @optionalTypeArgs
   TResult when<TResult extends Object?>({
     required TResult Function() started,
-    required TResult Function(Product product) addItem,
-    required TResult Function(Product product) removeItem,
-    required TResult Function(Product product) deleteItem,
+    required TResult Function(Product product, ProductVariant? variant) addItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        removeItem,
+    required TResult Function(Product product, ProductVariant? variant)
+        deleteItem,
     required TResult Function(Discount discount) addDiscount,
     required TResult Function() removeDiscount,
     required TResult Function(int tax) addTax,
@@ -2958,9 +3018,9 @@ class _$LoadDraftOrderImpl implements _LoadDraftOrder {
   @optionalTypeArgs
   TResult? whenOrNull<TResult extends Object?>({
     TResult? Function()? started,
-    TResult? Function(Product product)? addItem,
-    TResult? Function(Product product)? removeItem,
-    TResult? Function(Product product)? deleteItem,
+    TResult? Function(Product product, ProductVariant? variant)? addItem,
+    TResult? Function(Product product, ProductVariant? variant)? removeItem,
+    TResult? Function(Product product, ProductVariant? variant)? deleteItem,
     TResult? Function(Discount discount)? addDiscount,
     TResult? Function()? removeDiscount,
     TResult? Function(int tax)? addTax,
@@ -2980,9 +3040,9 @@ class _$LoadDraftOrderImpl implements _LoadDraftOrder {
   @optionalTypeArgs
   TResult maybeWhen<TResult extends Object?>({
     TResult Function()? started,
-    TResult Function(Product product)? addItem,
-    TResult Function(Product product)? removeItem,
-    TResult Function(Product product)? deleteItem,
+    TResult Function(Product product, ProductVariant? variant)? addItem,
+    TResult Function(Product product, ProductVariant? variant)? removeItem,
+    TResult Function(Product product, ProductVariant? variant)? deleteItem,
     TResult Function(Discount discount)? addDiscount,
     TResult Function()? removeDiscount,
     TResult Function(int tax)? addTax,

lib/presentation/home/bloc/checkout/checkout_event.dart

@@ -4,11 +4,14 @@ part of 'checkout_bloc.dart';
 class CheckoutEvent with _$CheckoutEvent {
   const factory CheckoutEvent.started() = _Started;
   //add item
-  const factory CheckoutEvent.addItem(Product product) = _AddItem;
+  const factory CheckoutEvent.addItem(
+      Product product, ProductVariant? variant) = _AddItem;
   //remove item
-  const factory CheckoutEvent.removeItem(Product product) = _RemoveItem;
+  const factory CheckoutEvent.removeItem(
+      Product product, ProductVariant? variant) = _RemoveItem;
   // Delete Item
-  const factory CheckoutEvent.deleteItem(Product product) = _DeleteItem;
+  const factory CheckoutEvent.deleteItem(
+      Product product, ProductVariant? variant) = _DeleteItem;
 
   //add discount
   const factory CheckoutEvent.addDiscount(Discount discount) = _AddDiscount;