tours and files db model, download use case

app/src/main/java/com/biganto/visual/roompark/data/repository/db/IDb.kt

 package com.biganto.visual.roompark.data.repository.db
 
+import com.biganto.visual.roompark.data.repository.db.requrey.RevisionString
 import com.biganto.visual.roompark.data.repository.db.requrey.model.*
+import com.biganto.visual.roomparkvr.data.repository.db.requery.model.DownloadState
+import com.biganto.visual.roomparkvr.data.repository.db.requery.model.TourPreviewEntity
 import io.reactivex.Completable
+import io.reactivex.Flowable
 import io.reactivex.Observable
 import io.reactivex.Single
 import io.requery.Persistable
 import io.requery.reactivex.ReactiveResult
+import io.requery.reactivex.ReactiveScalar
 
 /**
  * Created by Vladislav Bogdashkin on 29.10.2019.
@@ -36,4 +41,31 @@ interface IDb {
     fun setDealReadState(id: String, state: Boolean): Completable
     fun saveSubscription(subscription: SubscriptionEntity): Single<SubscriptionEntity>
     fun getSubscription(id: Int): ReactiveResult<SubscriptionEntity>
+    fun deleteTourPreview(id: String): Int?
+    fun deleteTourPreview(entity: TourPreviewEntity)
+    fun deleteFiles(entity: List<FileEntity>)
+    fun deleteFile(entity: FileEntity)
+    fun deleteTourFilesJunction(tourId: String): ReactiveScalar<Int>
+    fun deleteTourFilesJunction(entity: List<TourFileJunctionEntity>)
+    fun getTourFilesJunctionUniqueFiles(tourId: String): List<TourFileJunctionEntity?>
+    fun getTourFilesJunction(tourId: String): ReactiveResult<TourFileJunctionEntity>
+    fun upsertFileEntity(entity: List<FileEntity>): Observable<Iterable<FileEntity>>
+    fun upsertFileEntity(entity: FileEntity): Observable<FileEntity>
+    fun flowableFileEntityes(uris: List<RevisionString>): Flowable<FileEntity>
+    fun getDownloadedSumFileEntityes(uris: List<RevisionString>): Long
+    fun fetchTouresWithStates(states: List<DownloadState>): MutableList<TourPreviewEntity>?
+    fun fetchFileEntityes(uris: List<RevisionString>): MutableList<FileEntity>
+    fun pushFileEntities(uris: List<FileEntity>): Observable<Iterable<FileEntity>>
+    fun getFileEntity(uri: RevisionString): ReactiveResult<FileEntity>
+    fun getTourFiles(entity: TourPreviewEntity): MutableList<TourFileJunctionEntity>
+    fun getTourFiles(tourId: String): MutableList<TourFileJunctionEntity>
+    fun getTourFilesObservable(tourId: String): ReactiveResult<TourFileJunctionEntity>
+    fun upsertTourPreview(list: List<TourPreviewEntity>): Observable<Iterable<TourPreviewEntity>>
+    fun upsertTourPreview(entity: TourPreviewEntity): Observable<TourPreviewEntity>
+    fun upsertTourFileJunction(entity: List<TourFileJunctionEntity>): Observable<Iterable<TourFileJunctionEntity>>
+    fun upsertTourFileJunction(entity: TourFileJunctionEntity): Observable<TourFileJunctionEntity>
+    fun observableTourDownloadState(): Flowable<TourPreviewEntity>
+    fun getFileEntitysOrDefault(uri: RevisionString): FileEntity
+    fun getTourPreview(tourId: String): ReactiveResult<TourPreviewEntity>
+    fun getTourPreviewsObservableResult(estateId: Int): Observable<ReactiveResult<TourPreviewEntity>>
 }
\ No newline at end of file

app/src/main/java/com/biganto/visual/roompark/data/repository/db/requrey/RequeryRepository.kt

@@ -5,11 +5,16 @@ import com.biganto.visual.roompark.Models
 import com.biganto.visual.roompark.data.repository.db.IDb
 import com.biganto.visual.roompark.data.repository.db.requrey.model.*
 import com.biganto.visual.roompark.di.dagger.DATABASE_VERSION
+import com.biganto.visual.roomparkvr.data.repository.db.requery.model.DownloadState
+import com.biganto.visual.roomparkvr.data.repository.db.requery.model.TourPreview
+import com.biganto.visual.roomparkvr.data.repository.db.requery.model.TourPreviewEntity
 import dagger.Module
 import dagger.Provides
+import io.reactivex.BackpressureStrategy
 import io.reactivex.Completable
 import io.reactivex.Observable
 import io.reactivex.Single
+import io.reactivex.schedulers.Schedulers
 import io.requery.Persistable
 import io.requery.android.sqlite.DatabaseSource
 import io.requery.reactivex.KotlinReactiveEntityStore
@@ -185,4 +190,195 @@ class RequeryRepository @Inject constructor(
                         .where(SubscriptionEntity.ID.eq(id))
                         .get()
 
+
+
+
+
+        ///region tours files
+
+
+        override fun getTourPreviewsObservableResult(estateId: Int) = store
+                .select(TourPreviewEntity::class)
+//            .join(UserEntity::class).on(UserEntity::uuid.eq(estateId))
+                .where(TourPreviewEntity.ESTATE_ID.eq(estateId))
+                .get()
+                .observableResult()
+
+        override fun getTourPreview(tourId: String) = store
+                .select(TourPreviewEntity::class)
+                .where(TourPreviewEntity.ID.eq(tourId))
+                .get()
+
+        override fun upsertTourPreview(list: List<TourPreviewEntity>) = store
+                .upsert(list)
+                .doOnSuccess { Timber.d("Upsertd succses %s", it.count()) }
+                .toObservable()
+
+        override fun upsertTourPreview(entity: TourPreviewEntity) = store
+                .upsert(entity)
+                .toObservable()
+
+
+        override fun upsertTourFileJunction(entity: List<TourFileJunctionEntity>)
+                : Observable<Iterable<TourFileJunctionEntity>> = store.upsert(entity).toObservable()
+
+
+
+        override fun upsertTourFileJunction(entity: TourFileJunctionEntity) = store
+                .upsert(entity)
+                .toObservable()
+
+        override fun observableTourDownloadState() = store
+                .select(TourPreviewEntity::class)
+                .where(TourPreviewEntity.DOWNLOADED.notIn(arrayListOf(DownloadState.NotDownloaded, DownloadState.MetaPreparation)))
+                .get()
+//            .flowable()
+//            .
+                .observableResult()
+                .flatMap { it.observable() }
+                .toFlowable(BackpressureStrategy.BUFFER)
+                .subscribeOn(Schedulers.io())
+
+
+        override fun getFileEntitysOrDefault(uri: RevisionString) = store
+                .select(FileEntity::class)
+                .where(FileEntity.URI.eq(uri))
+                .get()
+                .firstOr {
+                        val entity = FileEntity()
+                        entity.setUri(uri)
+                        entity.setDownloadedSize(0)
+                        entity.setTotalSize(0)
+                        entity.setDownloaded(false)
+                        entity
+                }
+
+
+        override fun getFileEntity(uri: RevisionString) = store
+                .select(FileEntity::class)
+                .where(FileEntity.URI.eq(uri))
+                .get()
+
+
+        override fun getTourFiles(entity : TourPreviewEntity ) =store
+                .select(TourFileJunctionEntity::class)
+                .where(TourFileJunctionEntity.TOUR.eq(entity.id))
+                .get()
+                .toList()
+
+        override fun getTourFiles(tourId : String) =store
+                .select(TourFileJunctionEntity::class)
+                .where(TourFileJunctionEntity.TOUR.eq(tourId))
+                .get()
+                .toList()
+
+
+        override fun getTourFilesObservable(tourId : String) =store
+                .select(TourFileJunctionEntity::class)
+                .where(TourFileJunctionEntity.TOUR.eq(tourId))
+                .get()
+
+
+        override fun pushFileEntities(uris: List<FileEntity>) = store
+                .select(FileEntity::class)
+                .where(FileEntity.URI.`in`(uris.map { it.uri }.toList()))
+                .get()
+                .observable()
+                .toList()
+                .map {existedUris-> uris.filter{!existedUris.map {file -> file.uri.revisionUri() }.contains(it.uri.revisionUri()) }.toList()}
+                .flatMapObservable{ store.insert(it).toObservable() }
+
+
+
+        override fun fetchFileEntityes(uris: List<RevisionString>) = store
+                .select(FileEntity::class)
+                .where(FileEntity.URI.`in`(uris))
+                .get()
+                .toList()
+
+
+        override fun fetchTouresWithStates(states: List<DownloadState>) = store
+                .select(TourPreviewEntity::class)
+                .where(TourPreviewEntity.DOWNLOADED.`in`(states))
+                .get()
+                .toList()
+
+
+        override fun getDownloadedSumFileEntityes(uris: List<RevisionString>) = store
+                .select(FileEntity::class)
+                .where(FileEntity.URI.`in`(uris))
+                .get()
+                .map{ it.downloadedSize }
+                .sum()
+//            .observable()
+
+
+        override fun flowableFileEntityes(uris: List<RevisionString>) = store
+                .select(FileEntity::class)
+                .where(FileEntity.URI.`in`(uris))
+                .get()
+                .flowable()
+                .subscribeOn(Schedulers.io())
+                .observeOn(Schedulers.computation())
+
+
+        override fun upsertFileEntity(entity: FileEntity) = store
+                .upsert(entity)
+                .toObservable()
+
+
+        override fun upsertFileEntity(entity: List<FileEntity>) = store
+                .upsert(entity)
+                .toObservable()
+
+
+        override fun getTourFilesJunction(tourId:String) = store
+                .select(TourFileJunctionEntity::class)
+                .where(TourFileJunctionEntity.TOUR.eq(tourId))
+                .get()
+
+        override fun getTourFilesJunctionUniqueFiles(tourId:String):
+                List<TourFileJunctionEntity?> =
+                store
+                        .raw(TourFileJunctionEntity::class,
+                                "SELECT tfj.* from TourFileJunction tfj " +
+                                        "join TourFileJunction tfj2 on tfj2.file = tfj.File " +
+                                        "WHERE tfj2.tour = $tourId " +
+                                        "GROUP BY tfj.file " +
+                                        "HAVING COUNT(tfj.file) < 2"
+                        )
+                        .toList()
+
+
+        private fun <E:Persistable> deleteBlocking(entity:E) = store
+                .delete(entity)
+                .blockingAwait()
+
+        private fun <E:List<Persistable>> deleteBlocking(entity:E) = store
+                .delete(entity)
+                .blockingAwait()
+
+        override fun deleteTourFilesJunction(entity: List<TourFileJunctionEntity>) =
+                deleteBlocking(entity)
+
+        override fun deleteTourFilesJunction(tourId:String) = store
+                .delete(TourFileJunctionEntity::class)
+                .where(TourFileJunctionEntity.TOUR.eq(tourId))
+                .get()
+
+        override fun deleteFile(entity:FileEntity) = deleteBlocking(entity)
+
+        override fun deleteFiles(entity:List<FileEntity>) = deleteBlocking(entity)
+
+        override fun deleteTourPreview(entity: TourPreviewEntity) = deleteBlocking(entity)
+
+
+        override fun deleteTourPreview(id:String) = store
+                .delete(TourPreview::class)
+                .where(TourPreviewEntity.ID.eq(id))
+                .get()
+                .single()
+                .blockingGet()
+        ///endregion
+
 }