4

app/src/main/java/com/example/myapplication/database/repository/CategoryRepository.kt

@@ -0,0 +1,9 @@
+package com.example.myapplication.database.repository
+
+import com.example.myapplication.database.entities.Category
+import kotlinx.coroutines.flow.Flow
+
+interface CategoryRepository {
+    fun getAll(): Flow<List<Category>>
+    suspend fun insert(category: Category)
+}

app/src/main/java/com/example/myapplication/database/repository/ProductRepository.kt

@@ -0,0 +1,4 @@
+package com.example.myapplication.database.repository
+
+interface ProductRepository {
+}

app/src/main/java/com/example/myapplication/database/repository/UserRepository.kt

@@ -0,0 +1,16 @@
+package com.example.myapplication.database.repository
+
+import com.example.myapplication.database.entities.User
+import kotlinx.coroutines.flow.Flow
+
+interface UserRepository {
+    fun getAll(): Flow<List<User>>
+    fun getById(id: Int): Flow<User>
+    fun getByAuth(login: String, password: String): Flow<User?>
+    fun getUserItemsCartById(id: Int): Flow<UserWithCartItems>
+    suspend fun deleteCartItem(userId: Int, itemId: Int)
+    suspend fun deleteFavoriteItem(userId: Int, itemId: Int)
+    suspend fun insert(user: User)
+    suspend fun addItemCart(userItem: UserItemCart)
+
+}