app/src/main/java/com/example/myapplication/api/MyServerService.kt

@@ -3,7 +3,6 @@ package com.example.myapplication.api
 import com.example.myapplication.api.cinema.CinemaRemote
 import com.example.myapplication.api.cinema.CinemaWithSessionsRemote
 import com.example.myapplication.api.order.OrderRemote
-import com.example.myapplication.api.order.OrderWithUserRemote
 import com.example.myapplication.api.session.ReportRemote
 import com.example.myapplication.api.session.SessionFromCinemaRemote
 import com.example.myapplication.api.session.SessionRemote
@@ -138,12 +137,6 @@ interface MyServerService {
         @Query("_limit") limit: Int,
     ): List<OrderRemote>
 
-    @GET("orders?_expand=user")
-    suspend fun getOrders(
-        @Query("_page") page: Int,
-        @Query("_limit") limit: Int,
-    ): List<OrderWithUserRemote>
-
     @GET("orders/{id}")
     suspend fun getOrder(
         @Path("id") id: Int,
@@ -151,7 +144,7 @@ interface MyServerService {
 
     @POST("orders")
     suspend fun createOrder(
-        @Body order: OrderRemote,
+        @Body cinema: OrderRemote,
     ): OrderRemote
 
     @PUT("orders/{id}")

app/src/main/java/com/example/myapplication/api/cinema/CinemaRemoteMediator.kt

@@ -55,6 +55,9 @@ class CinemaRemoteMediator(
 
         try {
             val cinemas = service.getCinemas(page, state.config.pageSize).map { it.toCinema() }
+            val sessionsFromCinemas = cinemas.flatMap { cinema ->
+                service.getCinemaWithSessions(cinema.uid).toSessions()
+            }
             val endOfPaginationReached = cinemas.isEmpty()
             database.withTransaction {
                 if (loadType == LoadType.REFRESH) {
@@ -74,6 +77,7 @@ class CinemaRemoteMediator(
                 }
                 dbRemoteKeyRepository.createRemoteKeys(keys)
                 dbCinemaRepository.insertCinemas(cinemas)
+                dbSessionRepository.insertSessions(sessionsFromCinemas)
             }
             return MediatorResult.Success(endOfPaginationReached = endOfPaginationReached)
         } catch (exception: IOException) {

app/src/main/java/com/example/myapplication/api/cinema/CinemaWithSessionsRemote.kt

@@ -1,7 +1,10 @@
 package com.example.myapplication.api.cinema
 
 import com.example.myapplication.api.session.SessionFromCinemaRemote
+import com.example.myapplication.api.session.toSessionFromCinema
 import com.example.myapplication.database.entities.model.Cinema
+import com.example.myapplication.database.entities.model.Session
+import com.example.myapplication.database.entities.model.toSession
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
@@ -24,3 +27,5 @@ fun CinemaWithSessionsRemote.toCinema(): Cinema = Cinema(
     year
 )
 
+fun CinemaWithSessionsRemote.toSessions(): List<Session> =
+    sessions.map { it.toSessionFromCinema().toSession() }

app/src/main/java/com/example/myapplication/api/cinema/RestCinemaRepository.kt

@@ -5,13 +5,11 @@ import androidx.paging.Pager
 import androidx.paging.PagingConfig
 import androidx.paging.PagingData
 import com.example.myapplication.api.MyServerService
-import com.example.myapplication.api.session.toSessionFromCinema
 import com.example.myapplication.database.AppContainer
 import com.example.myapplication.database.AppDatabase
 import com.example.myapplication.database.entities.model.Cinema
 import com.example.myapplication.database.entities.model.CinemaWithSessions
 import com.example.myapplication.database.entities.model.SessionFromCinema
-import com.example.myapplication.database.entities.model.toSession
 import com.example.myapplication.database.entities.repository.CinemaRepository
 import com.example.myapplication.database.entities.repository.OfflineCinemaRepository
 import com.example.myapplication.database.entities.repository.OfflineSessionRepository
@@ -67,9 +65,6 @@ class RestCinemaRepository(
                 uid
             )
         }
-        dbSessionRepository.insertSessions(cinemaWithSessions.sessions.map {
-            it.toSessionFromCinema().toSession()
-        })
         return CinemaWithSessions(cinemaWithSessions.toCinema(), sessions)
     }
 

app/src/main/java/com/example/myapplication/api/order/OrderRemote.kt

@@ -20,5 +20,5 @@ fun OrderRemote.toOrder(): Order = Order(
 )
 
 fun Order.toOrderRemote(): OrderRemote = OrderRemote(
-    uid, userId, dateTime, sessions = emptyList()
+    uid, userId!!, dateTime, sessions = emptyList()
 )

app/src/main/java/com/example/myapplication/api/order/OrderRemoteMediator.kt

@@ -7,14 +7,9 @@ import androidx.paging.RemoteMediator
 import androidx.room.withTransaction
 import com.example.myapplication.LiveStore
 import com.example.myapplication.api.MyServerService
-import com.example.myapplication.api.user.toUser
 import com.example.myapplication.database.AppDatabase
 import com.example.myapplication.database.entities.model.Order
-import com.example.myapplication.database.entities.model.OrderWithUser
-import com.example.myapplication.database.entities.model.User
-import com.example.myapplication.database.entities.model.UserRole
 import com.example.myapplication.database.entities.repository.OfflineOrderRepository
-import com.example.myapplication.database.entities.repository.OfflineUserRepository
 import com.example.myapplication.database.remotekeys.model.RemoteKeyType
 import com.example.myapplication.database.remotekeys.model.RemoteKeys
 import com.example.myapplication.database.remotekeys.repository.OfflineRemoteKeyRepository
@@ -25,10 +20,9 @@ import java.io.IOException
 class OrderRemoteMediator(
     private val service: MyServerService,
     private val dbOrderRepository: OfflineOrderRepository,
-    private val dbUserRepository: OfflineUserRepository,
     private val dbRemoteKeyRepository: OfflineRemoteKeyRepository,
     private val database: AppDatabase
-) : RemoteMediator<Int, OrderWithUser>() {
+) : RemoteMediator<Int, Order>() {
 
     override suspend fun initialize(): InitializeAction {
         return InitializeAction.LAUNCH_INITIAL_REFRESH
@@ -36,7 +30,7 @@ class OrderRemoteMediator(
 
     override suspend fun load(
         loadType: LoadType,
-        state: PagingState<Int, OrderWithUser>
+        state: PagingState<Int, Order>
     ): MediatorResult {
         val page = when (loadType) {
             LoadType.REFRESH -> {
@@ -58,23 +52,14 @@ class OrderRemoteMediator(
         }
 
         try {
-            val user = LiveStore.user
-            var users: List<User> = emptyList()
-            val orders: List<Order> = if (user.value?.role == UserRole.ADMIN) {
-                val temp = service.getOrders(page = page, limit = state.config.pageSize)
-                users = temp.map { it.user.toUser() }
-                temp.map { it.toOrder() }
-            } else {
-                service.getOrders(
-                    userId = user.value?.uid ?: 0, page = page, limit = state.config.pageSize
+            val orders = service.getOrders(
+                userId = LiveStore.user.value?.uid ?: 0,
+                page = page, limit = state.config.pageSize
             ).map { it.toOrder() }
-            }
-
             val endOfPaginationReached = orders.isEmpty()
             database.withTransaction {
                 if (loadType == LoadType.REFRESH) {
                     dbRemoteKeyRepository.deleteRemoteKey(RemoteKeyType.ORDER)
-                    dbUserRepository.clearUsers()
                     dbOrderRepository.clearOrders()
                 }
                 val prevKey = if (page == 1) null else page - 1
@@ -89,7 +74,6 @@ class OrderRemoteMediator(
                 }
                 dbRemoteKeyRepository.createRemoteKeys(keys)
                 dbOrderRepository.insertOrders(orders)
-                dbUserRepository.insertUsers(users)
             }
             return MediatorResult.Success(endOfPaginationReached = endOfPaginationReached)
         } catch (exception: IOException) {
@@ -99,14 +83,14 @@ class OrderRemoteMediator(
         }
     }
 
-    private suspend fun getRemoteKeyForLastItem(state: PagingState<Int, OrderWithUser>): RemoteKeys? {
+    private suspend fun getRemoteKeyForLastItem(state: PagingState<Int, Order>): RemoteKeys? {
         return state.pages.lastOrNull { it.data.isNotEmpty() }?.data?.lastOrNull()
             ?.let { order ->
                 dbRemoteKeyRepository.getAllRemoteKeys(order.uid, RemoteKeyType.ORDER)
             }
     }
 
-    private suspend fun getRemoteKeyForFirstItem(state: PagingState<Int, OrderWithUser>): RemoteKeys? {
+    private suspend fun getRemoteKeyForFirstItem(state: PagingState<Int, Order>): RemoteKeys? {
         return state.pages.firstOrNull { it.data.isNotEmpty() }?.data?.firstOrNull()
             ?.let { order ->
                 dbRemoteKeyRepository.getAllRemoteKeys(order.uid, RemoteKeyType.ORDER)
@@ -114,7 +98,7 @@ class OrderRemoteMediator(
     }
 
     private suspend fun getRemoteKeyClosestToCurrentPosition(
-        state: PagingState<Int, OrderWithUser>
+        state: PagingState<Int, Order>
     ): RemoteKeys? {
         return state.anchorPosition?.let { position ->
             state.closestItemToPosition(position)?.uid?.let { orderUid ->

app/src/main/java/com/example/myapplication/api/order/OrderWithUserRemote.kt

@@ -1,22 +0,0 @@
-package com.example.myapplication.api.order
-
-import com.example.myapplication.api.session.SessionFromOrderRemote
-import com.example.myapplication.api.user.UserRemote
-import com.example.myapplication.database.entities.model.Order
-import kotlinx.serialization.Contextual
-import kotlinx.serialization.Serializable
-import org.threeten.bp.LocalDateTime
-
-@Serializable
-data class OrderWithUserRemote(
-    val id: Int = 0,
-    val userId: Int = 0,
-    val user: UserRemote,
-    @Contextual
-    val dateTime: LocalDateTime = LocalDateTime.now(),
-    var sessions: List<SessionFromOrderRemote> = emptyList()
-)
-
-fun OrderWithUserRemote.toOrder(): Order = Order(
-    id, userId, dateTime
-)

app/src/main/java/com/example/myapplication/api/order/RestOrderRepository.kt

@@ -10,11 +10,9 @@ import com.example.myapplication.database.AppContainer
 import com.example.myapplication.database.AppDatabase
 import com.example.myapplication.database.entities.model.Order
 import com.example.myapplication.database.entities.model.OrderSessionCrossRef
-import com.example.myapplication.database.entities.model.OrderWithUser
 import com.example.myapplication.database.entities.model.SessionFromOrder
 import com.example.myapplication.database.entities.repository.OfflineOrderRepository
 import com.example.myapplication.database.entities.repository.OfflineOrderSessionRepository
-import com.example.myapplication.database.entities.repository.OfflineUserRepository
 import com.example.myapplication.database.entities.repository.OrderRepository
 import com.example.myapplication.database.remotekeys.repository.OfflineRemoteKeyRepository
 import kotlinx.coroutines.flow.Flow
@@ -22,12 +20,11 @@ import kotlinx.coroutines.flow.Flow
 class RestOrderRepository(
     private val service: MyServerService,
     private val dbOrderRepository: OfflineOrderRepository,
-    private val dbUserRepository: OfflineUserRepository,
     private val dbOrderSessionRepository: OfflineOrderSessionRepository,
     private val dbRemoteKeyRepository: OfflineRemoteKeyRepository,
     private val database: AppDatabase
 ) : OrderRepository {
-    override fun getAllOrders(): Flow<PagingData<OrderWithUser>> {
+    override fun getAllOrders(): Flow<PagingData<Order>> {
         val pagingSourceFactory = { dbOrderRepository.getAllOrdersPagingSource() }
         @OptIn(ExperimentalPagingApi::class)
         return Pager(
@@ -38,7 +35,6 @@ class RestOrderRepository(
             remoteMediator = OrderRemoteMediator(
                 service,
                 dbOrderRepository,
-                dbUserRepository,
                 dbRemoteKeyRepository,
                 database,
             ),

app/src/main/java/com/example/myapplication/api/session/RestSessionRepository.kt

@@ -40,6 +40,11 @@ class RestSessionRepository(
                 service.deleteUserSession(userSessionRemote.id)
             }
         }
+        val orders = service.getOrders()
+        orders.forEach { orderRemote ->
+            orderRemote.sessions = orderRemote.sessions.filter { x -> x.id != session.uid }
+            service.updateOrder(orderRemote.id, orderRemote)
+        }
         service.deleteSession(session.uid)
         dbUserSessionRepository.deleteSessionsByUid(session.uid)
         dbOrderSessionRepository.deleteSessionsByUid(session.uid)

app/src/main/java/com/example/myapplication/database/AppContainer.kt

@@ -80,7 +80,6 @@ class AppDataContainer(private val context: Context) : AppContainer {
         RestOrderRepository(
             MyServerService.getInstance(),
             orderRepository,
-            userRepository,
             orderSessionRepository,
             remoteKeyRepository,
             AppDatabase.getInstance(context)

app/src/main/java/com/example/myapplication/database/entities/composeui/AppViewModelProvider.kt

@@ -27,6 +27,10 @@ object AppViewModelProvider {
             CinemaViewModel(
                 this.createSavedStateHandle(),
                 cinemaApplication().container.cinemaRestRepository,
+            )
+        }
+        initializer {
+            SessionListViewModel(
                 cinemaApplication().container.sessionRestRepository,
                 cinemaApplication().container.userSessionRestRepository,
             )

app/src/main/java/com/example/myapplication/database/entities/composeui/CinemaViewModel.kt

@@ -4,20 +4,12 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
 import androidx.lifecycle.SavedStateHandle
-import com.example.myapplication.LiveStore
 import com.example.myapplication.composeui.MyViewModel
 import com.example.myapplication.database.entities.model.CinemaWithSessions
-import com.example.myapplication.database.entities.model.Session
-import com.example.myapplication.database.entities.model.SessionFromCinema
-import com.example.myapplication.database.entities.model.UserSessionCrossRef
 import com.example.myapplication.database.entities.repository.CinemaRepository
-import com.example.myapplication.database.entities.repository.SessionRepository
-import com.example.myapplication.database.entities.repository.UserSessionRepository
 
 class CinemaViewModel(
-    savedStateHandle: SavedStateHandle, private val cinemaRepository: CinemaRepository,
-    private val sessionRepository: SessionRepository,
-    private val userSessionRepository: UserSessionRepository
+    savedStateHandle: SavedStateHandle, private val cinemaRepository: CinemaRepository
 ) : MyViewModel() {
     private val cinemaUid: Int = checkNotNull(savedStateHandle["id"])
 
@@ -33,34 +25,6 @@ class CinemaViewModel(
             })
         }
     }
-
-    suspend fun deleteSession(session: SessionFromCinema) {
-        runInScope(actionSuccess = {
-            sessionRepository.deleteSession(
-                Session(
-                    uid = session.uid,
-                    dateTime = session.dateTime,
-                    price = session.price,
-                    maxCount = 0,
-                    cinemaId = 0
-                )
-            )
-            refreshState()
-        })
-    }
-
-    suspend fun addSessionInCart(sessionId: Int, count: Int = 1) {
-        val userId: Int = LiveStore.user.value?.uid ?: return
-        runInScope(actionSuccess = {
-            userSessionRepository.insertUserSession(
-                UserSessionCrossRef(
-                    userId,
-                    sessionId,
-                    count
-                )
-            )
-        }, actionError = {}, needLoadingScreen = false)
-    }
 }
 
 data class CinemaUiState(val cinemaWithSessions: CinemaWithSessions? = null)

app/src/main/java/com/example/myapplication/database/entities/composeui/OrderList.kt

@@ -24,9 +24,7 @@ import androidx.navigation.NavController
 import androidx.paging.compose.collectAsLazyPagingItems
 import androidx.paging.compose.itemContentType
 import androidx.paging.compose.itemKey
-import com.example.myapplication.LiveStore
 import com.example.myapplication.composeui.navigation.Screen
-import com.example.myapplication.database.entities.model.UserRole
 import com.example.myapplication.ui.theme.PmudemoTheme
 import org.threeten.bp.format.DateTimeFormatter
 
@@ -68,15 +66,8 @@ fun OrderList(
                     verticalAlignment = Alignment.CenterVertically,
                     horizontalArrangement = Arrangement.spacedBy(8.dp)
                 ) {
-                    if (LiveStore.user.value?.role == UserRole.ADMIN)
                     Text(
-                            "Заказ №${order.uid}, ${formattedDate}\n" +
-                                    "Пользователь: ${order.user?.login ?: "Неизвестно"}",
-                            color = MaterialTheme.colorScheme.onSecondary
-                        )
-                    else
-                        Text(
-                            "Заказ №${order.uid}, $formattedDate",
+                        "Заказ №${order.uid}, ${formattedDate}",
                         color = MaterialTheme.colorScheme.onSecondary
                     )
                 }

app/src/main/java/com/example/myapplication/database/entities/composeui/OrderListViewModel.kt

@@ -3,12 +3,11 @@ package com.example.myapplication.database.entities.composeui
 import androidx.paging.PagingData
 import com.example.myapplication.composeui.MyViewModel
 import com.example.myapplication.database.entities.model.Order
-import com.example.myapplication.database.entities.model.OrderWithUser
 import com.example.myapplication.database.entities.repository.OrderRepository
 import kotlinx.coroutines.flow.Flow
 
 class OrderListViewModel(
     orderRepository: OrderRepository
 ) : MyViewModel() {
-    val orderListUiState: Flow<PagingData<OrderWithUser>> = orderRepository.getAllOrders()
+    var orderListUiState: Flow<PagingData<Order>> = orderRepository.getAllOrders()
 }

app/src/main/java/com/example/myapplication/database/entities/composeui/SessionList.kt

@@ -30,6 +30,7 @@ import androidx.compose.ui.graphics.asImageBitmap
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
+import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavController
 import com.example.myapplication.LiveStore
 import com.example.myapplication.R
@@ -41,7 +42,8 @@ import org.threeten.bp.format.DateTimeFormatter
 @Composable
 fun SessionList(
     cinemaWithSessionsViewModel: CinemaViewModel,
-    navController: NavController
+    navController: NavController,
+    viewModel: SessionListViewModel = viewModel(factory = AppViewModelProvider.Factory)
 ) {
     val coroutineScope = rememberCoroutineScope()
     val cinemaWithSessions = cinemaWithSessionsViewModel.cinemaUiState.cinemaWithSessions!!
@@ -111,7 +113,7 @@ fun SessionList(
                                 IconButton(
                                     onClick = {
                                         coroutineScope.launch {
-                                            cinemaWithSessionsViewModel.addSessionInCart(sessionId = session.uid)
+                                            viewModel.addSessionInCart(sessionId = session.uid)
                                         }
                                     },
                                 ) {
@@ -127,7 +129,8 @@ fun SessionList(
                                 IconButton(
                                     onClick = {
                                         coroutineScope.launch {
-                                            cinemaWithSessionsViewModel.deleteSession(session = session)
+                                            viewModel.deleteSession(session = session)
+                                            cinemaWithSessionsViewModel.refreshState()
                                         }
                                     },
                                 ) {

app/src/main/java/com/example/myapplication/database/entities/composeui/SessionListViewModel.kt

@@ -0,0 +1,41 @@
+package com.example.myapplication.database.entities.composeui
+
+import com.example.myapplication.LiveStore
+import com.example.myapplication.composeui.MyViewModel
+import com.example.myapplication.database.entities.model.Session
+import com.example.myapplication.database.entities.model.SessionFromCinema
+import com.example.myapplication.database.entities.model.UserSessionCrossRef
+import com.example.myapplication.database.entities.repository.SessionRepository
+import com.example.myapplication.database.entities.repository.UserSessionRepository
+
+class SessionListViewModel(
+    private val sessionRepository: SessionRepository,
+    private val userSessionRepository: UserSessionRepository
+) : MyViewModel() {
+    suspend fun deleteSession(session: SessionFromCinema) {
+        runInScope(actionSuccess = {
+            sessionRepository.deleteSession(
+                Session(
+                    uid = session.uid,
+                    dateTime = session.dateTime,
+                    price = session.price,
+                    maxCount = 0,
+                    cinemaId = 0
+                )
+            )
+        })
+    }
+
+    suspend fun addSessionInCart(sessionId: Int, count: Int = 1) {
+        val userId: Int = LiveStore.user.value?.uid ?: return
+        runInScope(actionSuccess = {
+            userSessionRepository.insertUserSession(
+                UserSessionCrossRef(
+                    userId,
+                    sessionId,
+                    count
+                )
+            )
+        })
+    }
+}

app/src/main/java/com/example/myapplication/database/entities/composeui/UserProfileViewModel.kt

@@ -35,7 +35,6 @@ class UserProfileViewModel(
                     if (overlap == null || userUiState.details.password != overlap.password) {
                         errorId = R.string.err_04
                     } else {
-                        dataStoreManager.setLogin("")
                         dataStoreManager.setLogin(userUiState.details.login)
                         Log.d("UserProfileViewModel", "sign in success")
                     }

app/src/main/java/com/example/myapplication/database/entities/dao/OrderDao.kt

@@ -8,17 +8,12 @@ import androidx.room.OnConflictStrategy
 import androidx.room.Query
 import androidx.room.Update
 import com.example.myapplication.database.entities.model.Order
-import com.example.myapplication.database.entities.model.OrderWithUser
 import com.example.myapplication.database.entities.model.SessionFromOrder
 
 @Dao
 interface OrderDao {
     @Query("select * from orders where user_id = :userId")
-    fun getAll(userId: Int?): PagingSource<Int, OrderWithUser>
-
-    @Query("select * from orders " +
-            "left join users on orders.user_id = users.uid")
-    fun getAll(): PagingSource<Int, OrderWithUser>
+    fun getAll(userId: Int?): PagingSource<Int, Order>
 
     @Query(
         "SELECT o.*, s.*, os.count, os.frozen_price " +

app/src/main/java/com/example/myapplication/database/entities/model/Order.kt

@@ -12,7 +12,7 @@ data class Order(
     @PrimaryKey(autoGenerate = true)
     val uid: Int,
     @ColumnInfo(name = "user_id", index = true)
-    val userId: Int = 0,
+    val userId: Int?,
     @ColumnInfo(name = "date_time")
     val dateTime: LocalDateTime,
 ) {

app/src/main/java/com/example/myapplication/database/entities/model/OrderWithUser.kt

@@ -1,18 +0,0 @@
-package com.example.myapplication.database.entities.model
-
-import androidx.room.ColumnInfo
-import androidx.room.Relation
-import org.threeten.bp.LocalDateTime
-
-data class OrderWithUser(
-    val uid: Int,
-    @ColumnInfo(name = "user_id", index = true)
-    val userId: Int = 0,
-    @ColumnInfo(name = "date_time")
-    val dateTime: LocalDateTime,
-    @Relation(
-        parentColumn = "user_id",
-        entity = User::class,
-        entityColumn = "uid"
-    ) val user: User?
-)

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

@@ -8,29 +8,24 @@ import com.example.myapplication.LiveStore
 import com.example.myapplication.database.AppContainer
 import com.example.myapplication.database.entities.dao.OrderDao
 import com.example.myapplication.database.entities.model.Order
-import com.example.myapplication.database.entities.model.OrderWithUser
 import com.example.myapplication.database.entities.model.SessionFromOrder
-import com.example.myapplication.database.entities.model.UserRole
 import kotlinx.coroutines.flow.Flow
 
 class OfflineOrderRepository(private val orderDao: OrderDao) : OrderRepository {
-    override fun getAllOrders(): Flow<PagingData<OrderWithUser>> = Pager(
+    override fun getAllOrders(): Flow<PagingData<Order>> = Pager(
         config = PagingConfig(
             pageSize = AppContainer.LIMIT,
             enablePlaceholders = false
         ),
-        pagingSourceFactory = { getAllOrdersPagingSource() }
+        pagingSourceFactory = { orderDao.getAll(LiveStore.user.value?.uid ?: 0) }
     ).flow
 
     override suspend fun getOrder(uid: Int): List<SessionFromOrder> = orderDao.getByUid(uid)
 
     override suspend fun insertOrder(order: Order): Long = orderDao.insert(order).first()
 
-    fun getAllOrdersPagingSource(): PagingSource<Int, OrderWithUser> {
-        val user = LiveStore.user.value
-        if (user?.role == UserRole.ADMIN)
-            return orderDao.getAll()
-        return orderDao.getAll(user?.uid ?: 0)
+    fun getAllOrdersPagingSource(): PagingSource<Int, Order> {
+        return orderDao.getAll(LiveStore.user.value?.uid ?: 0)
     }
 
     suspend fun clearOrders() = orderDao.deleteAll()

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

@@ -2,12 +2,11 @@ package com.example.myapplication.database.entities.repository
 
 import androidx.paging.PagingData
 import com.example.myapplication.database.entities.model.Order
-import com.example.myapplication.database.entities.model.OrderWithUser
 import com.example.myapplication.database.entities.model.SessionFromOrder
 import kotlinx.coroutines.flow.Flow
 
 interface OrderRepository {
-    fun getAllOrders(): Flow<PagingData<OrderWithUser>>
+    fun getAllOrders(): Flow<PagingData<Order>>
     suspend fun getOrder(uid: Int): List<SessionFromOrder>
     suspend fun insertOrder(order: Order): Long
 }

app/src/main/java/com/example/myapplication/database/remotekeys/model/RemoteKeys.kt

@@ -6,10 +6,12 @@ import androidx.room.TypeConverter
 import androidx.room.TypeConverters
 import com.example.myapplication.database.entities.model.Cinema
 import com.example.myapplication.database.entities.model.Order
+import com.example.myapplication.database.entities.model.Session
 
 enum class RemoteKeyType(private val type: String) {
     CINEMA(Cinema::class.simpleName ?: "Cinema"),
-    ORDER(Order::class.simpleName ?: "Order");
+    ORDER(Order::class.simpleName ?: "Order"),
+    SESSION(Session::class.simpleName ?: "Session");
 
     @TypeConverter
     fun toRemoteKeyType(value: String) = RemoteKeyType.values().first { it.type == value }