fix:副屏数据传输修改

lib/common/services/database/entity/canteen_spu_entity.dart

@@ -23,7 +23,7 @@ class CanteenSpuEntity extends Equatable {
   ProductHourType? hourType;
 
   /// 菜品上架日期
-  DateTime? saleDate;
+  DateTime saleDate;
 
   /// 商品名
   String name;
@@ -57,7 +57,7 @@ class CanteenSpuEntity extends Equatable {
     required this.serviceUniqueCode,
     required this.classifyServiceUniqueCode,
     this.hourType,
-    this.saleDate,
+    required this.saleDate,
     required this.name,
     required this.price,
     this.image,

lib/common/services/database/entity/canteen_spu_entity.g.dart

@@ -12,9 +12,7 @@ CanteenSpuEntity _$CanteenSpuEntityFromJson(Map<String, dynamic> json) =>
       serviceUniqueCode: json['serviceUniqueCode'] as String,
       classifyServiceUniqueCode: json['classifyServiceUniqueCode'] as String,
       hourType: $enumDecodeNullable(_$ProductHourTypeEnumMap, json['hourType']),
-      saleDate: json['saleDate'] == null
-          ? null
-          : DateTime.parse(json['saleDate'] as String),
+      saleDate: DateTime.parse(json['saleDate'] as String),
       name: json['name'] as String,
       price: (json['price'] as num).toInt(),
       image: json['image'] as String?,
@@ -32,7 +30,7 @@ Map<String, dynamic> _$CanteenSpuEntityToJson(CanteenSpuEntity instance) =>
       'serviceUniqueCode': instance.serviceUniqueCode,
       'classifyServiceUniqueCode': instance.classifyServiceUniqueCode,
       'hourType': _$ProductHourTypeEnumMap[instance.hourType],
-      'saleDate': instance.saleDate?.toIso8601String(),
+      'saleDate': instance.saleDate.toIso8601String(),
       'name': instance.name,
       'price': instance.price,
       'image': instance.image,