feed use case

.idea/dictionaries/bogdashkin.xml

@@ -3,6 +3,7 @@
     <words>
       <w>Biganto</w>
       <w>snackbar</w>
+      <w>upsert</w>
     </words>
   </dictionary>
 </component>
\ No newline at end of file

app/src/main/java/com/biganto/visual/roompark/data/data_provider/AuthRepository.kt

 package com.biganto.visual.roompark.data.data_provider
 
+import com.biganto.visual.androidplayer.data.repository.local.ILocalStore
+import com.biganto.visual.roompark.data.local.UserState
+import com.biganto.visual.roompark.data.repository.api.IRoomParkApi
+import com.biganto.visual.roompark.data.repository.db.IDb
+import com.biganto.visual.roompark.data.repository.mapper.fromRaw
+import com.biganto.visual.roompark.domain.contract.AuthContract
+import com.biganto.visual.roompark.domain.model.AuthInfoModel
+import com.biganto.visual.roompark.domain.model.fromEntity
+import io.reactivex.Completable
+import io.reactivex.Observable
+import timber.log.Timber
+import javax.inject.Inject
+
 /**
  * Created by Vladislav Bogdashkin on 29.10.2019.
  */
 //
-//class AuthRepository @Inject constructor(
-//    val roomparkApi:IRoomParkApi
-//) : AuthContract{
-//
-//    override fun validateAuthState(): Observable<Boolean> {
-//        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
-//    }
-//
-//    override fun signIn(email: String, password: String): Observable<AuthInfoModel> =
-//        roomparkApi.authenticate(email,password)
-//            .map { AuthInfoModel("",2,"","") }
-//
-//    override fun signOut(): Completable {
-//        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
-//    }
-//
-//}
+
+
+class AuthContractModule @Inject constructor(
+    private val local: ILocalStore,
+    private val api: IRoomParkApi,
+    private val db: IDb
+): AuthContract {
+
+    init {
+        Timber.d("Auth Repository Created")
+    }
+
+    override fun signOut(): Completable = local.setRecentUser(null)
+
+    override fun signIn(email: String, password: String): Observable<AuthInfoModel> =
+        api.authenticate(email,password)
+            .map ( ::fromRaw )
\ No newline at end of file
+            .flatMap{ db.upsertUser(it)  }
+            .doOnNext{ Timber.d("user id: ${it.uuid}")}
+            .doOnNext { local.setRecentUser(it.uuid.toString()).blockingAwait() }
+            .map(::fromEntity)
+
+    override fun validateAuthState(): Observable<Boolean> = local.recentUser()
+        .map { when(it){
+            is UserState.NotAuthenticated -> false
+            is UserState.Authenticated -> true
+            else ->false
+        } }
+
+}

app/src/main/java/com/biganto/visual/roompark/data/data_provider/FeedsRepository.kt

+package com.biganto.visual.roompark.data.data_provider
+
+import com.biganto.visual.roompark.data.repository.api.IRoomParkApi
+import com.biganto.visual.roompark.data.repository.db.IDb
+import com.biganto.visual.roompark.data.repository.mapper.fromRaw
+import com.biganto.visual.roompark.domain.contract.FeedsContract
+import com.biganto.visual.roompark.domain.model.*
+import io.reactivex.Observable
+import io.reactivex.Single
+import io.reactivex.schedulers.Schedulers
+import timber.log.Timber
+import javax.inject.Inject
+
+/**
+ * Created by Vladislav Bogdashkin on 29.10.2019.
+ */
+
+
+class FeedsContractModule @Inject constructor(
+    private val api: IRoomParkApi,
+    private val db: IDb
+): FeedsContract {
+
+    override fun fetchFeeds(): Single<FeedsHeaderModel> {
+        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+    }
+
+    override fun fetchFeedObservable(id: Int): Observable<ArticlesPreviewModel> {
+        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+    }
+
+    override fun getArticle(id: Int): Single<ArticlesPreviewModel> {
+        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+    }
+
+    init {
+        Timber.d("Feeds Repository Created")
+    }
+
+
+    private fun fetchFeedsApi(token:String) =
+        api.getFeeds(token)
+            .doOnNext { Timber.d("raw0 $it") }
+            .map(::fromRaw)
+            .doOnNext(db::blockingUpsert)
+            .subscribeOn(Schedulers.io())
+
+    private val fetchFeedsDb =
+        db.fetchFeeds()
+            .toList()
+            .toObservable()
+            .subscribeOn(Schedulers.io())
+
+    fun getZones(userToken:String): Observable<List<FeedModel>> =
+        Observable.mergeDelayError(
+            arrayListOf(fetchFeedsApi(userToken),fetchFeedsDb)
+        ).map { fromEntity(it) {ent ->fromEntity2(ent)}}
+
+}

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.model.FeedEntity
 import com.biganto.visual.roompark.data.repository.db.requrey.model.UserEntity
 import io.reactivex.Observable
+import io.reactivex.Single
+import io.requery.Persistable
 
 /**
  * Created by Vladislav Bogdashkin on 29.10.2019.
  */
 interface IDb {
     fun upsertUser(entity: UserEntity): Observable<UserEntity>?
+    fun <T : Persistable> upsert(entity: T): Single<T>
+    fun <T : List<Persistable>> upsert(entity: T): Single<Iterable<Persistable>>
+    fun fetchFeeds(): Observable<FeedEntity>
+    fun fetchUser(uuid: Int): Observable<UserEntity>
+    fun <T : List<Persistable>> blockingUpsert(entity: T)
 }
\ No newline at end of file

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

@@ -2,11 +2,14 @@ package com.biganto.visual.roompark.data.repository.db.requrey
 
 import android.content.Context
 import com.biganto.visual.roompark.data.repository.db.IDb
+import com.biganto.visual.roompark.data.repository.db.requrey.model.FeedEntity
 import com.biganto.visual.roompark.data.repository.db.requrey.model.Models
 import com.biganto.visual.roompark.data.repository.db.requrey.model.UserEntity
 import com.biganto.visual.roompark.di.dagger.DATABASE_VERSION
 import dagger.Module
 import dagger.Provides
+import io.reactivex.Observable
+import io.reactivex.Single
 import io.requery.Persistable
 import io.requery.android.sqlite.DatabaseSource
 import io.requery.reactivex.KotlinReactiveEntityStore
@@ -40,6 +43,29 @@ class RequeryRepository @Inject constructor(
 )
 : IDb {
 
-        override fun upsertUser(entity:UserEntity) = store.upsert(entity).toObservable()
+        private inline fun <reified T:Persistable> fetchAll() =
+                store.select(T::class)
+
+        override fun upsertUser(entity:UserEntity): Observable<UserEntity> =
+                store.upsert(entity).toObservable()
+
+        override fun <T:Persistable> upsert(entity:T) = store.upsert(entity)
+
+        override fun <T : List<Persistable>> upsert(entity: T): Single<Iterable<Persistable>> =
+                store.upsert(entity)
+
+        override fun <T:List<Persistable>> blockingUpsert(entity:T) =
+                store.upsert(entity).toObservable().blockingSubscribe()
+
+
+        override fun fetchFeeds(): Observable<FeedEntity> =
+                fetchAll<FeedEntity>().get().observable()
+
+        override fun fetchUser(uuid:Int): Observable<UserEntity> =
+                fetchAll<UserEntity>().where(UserEntity.UUID.eq(uuid)).get().observable()
+
+
+        fun upsertFeeds(entity:List<FeedEntity>) =
+                store.upsert(entity)
 
 }
\ No newline at end of file

app/src/main/java/com/biganto/visual/roompark/data/repository/mapper/raw2entity.kt

@@ -2,6 +2,8 @@ package com.biganto.visual.roompark.data.repository.mapper
 
 import android.content.res.Resources
 import com.biganto.visual.roompark.data.repository.api.retrofit.raw.AuthRaw
+import com.biganto.visual.roompark.data.repository.api.retrofit.raw.FeedRaw
+import com.biganto.visual.roompark.data.repository.db.requrey.model.FeedEntity
 import com.biganto.visual.roompark.data.repository.db.requrey.model.UserEntity
 import kotlin.math.max
 
@@ -21,4 +23,16 @@ fun fromRaw(raw: AuthRaw) : UserEntity {
     return user
 }
 
+fun fromRaw(raw:FeedRaw) : FeedEntity {
+    val entity  = FeedEntity()
+    entity.setId(raw.id)
+    entity.setTitle(raw.title)
+    entity.setAlias(raw.alias)
+    return entity
+}
+
+fun fromRaw(raw: List<FeedRaw>):List<FeedEntity> = List(raw.size) { index-> fromRaw(raw[index]) }
+
+
+
 val calcTargetResolution = max(display.widthPixels,display.heightPixels)

app/src/main/java/com/biganto/visual/roompark/di/dagger/ContextModule.kt

@@ -43,32 +43,3 @@ abstract  class AppModule{
  }
 
 
-class AuthContractModule @Inject constructor(
-     private val local:ILocalStore,
-     private val api:IRoomParkApi,
-     private val db:IDb
- ):AuthContract{
-
-     init {
-         Timber.d("Auth Repository Created")
-     }
-
-  override fun signOut(): Completable = local.setRecentUser(null)
-
-  override fun signIn(email: String, password: String): Observable<AuthInfoModel> =
-      api.authenticate(email,password)
-          .map ( ::fromRaw )
-          .flatMap{ db.upsertUser(it)  }
-          .doOnNext{Timber.d("user id: ${it.uuid}")}
-          .doOnNext { local.setRecentUser(it.uuid.toString()).blockingAwait() }
-          .map(::fromEntity)
-
-  override fun validateAuthState(): Observable<Boolean> = local.recentUser()
-      .map { when(it){
-          is UserState.NotAuthenticated -> false
-          is UserState.Authenticated -> true
-          else ->false
-      } }
-
- }
-

app/src/main/java/com/biganto/visual/roompark/domain/contract/FeedsContract.kt

@@ -2,8 +2,8 @@ package com.biganto.visual.roompark.domain.contract
 
 import com.biganto.visual.roompark.domain.model.ArticlesPreviewModel
 import com.biganto.visual.roompark.domain.model.FeedsHeaderModel
-import io.reactivex.rxjava3.core.Observable
-import io.reactivex.rxjava3.core.Single
+import io.reactivex.Observable
+import io.reactivex.Single
 
 /**
  * Created by Vladislav Bogdashkin on 24.09.2019.

app/src/main/java/com/biganto/visual/roompark/domain/model/feeds.kt

 package com.biganto.visual.roompark.domain.model
 
+import com.biganto.visual.roompark.data.repository.db.requrey.model.FeedEntity
 import java.util.*
 
 /**
@@ -30,4 +31,12 @@ data class ArticleModel(
     val htmlBody:String,
     val previewUrl:String,
     val isRead:Boolean
-)
+)
\ No newline at end of file
+
+fun fromEntity2(entity: FeedEntity):FeedModel = FeedModel(
+    feedId = entity.id,
+    title = entity.title,
+    alias = entity.alias
+)
+
+fun <E,M> fromEntity(raw: List<E>,block:(E)->M):List<M> = List(raw.size) { index-> block(raw[index]) }

app/src/main/java/com/biganto/visual/roompark/presentation/screen/auth/ScreenDI.kt

@@ -3,9 +3,13 @@ package com.biganto.visual.roompark.presentation.screen.auth
 import android.content.Context
 import com.biganto.visual.roompark.base.IBottomNavigation
 import com.biganto.visual.roompark.base.RoomParkMainActivity
+import com.biganto.visual.roompark.data.data_provider.AuthContractModule
 import com.biganto.visual.roompark.data.repository.api.retrofit.di.RetrofitModule
 import com.biganto.visual.roompark.data.repository.db.requrey.DbModule
-import com.biganto.visual.roompark.di.dagger.*
+import com.biganto.visual.roompark.di.dagger.AppComponent
+import com.biganto.visual.roompark.di.dagger.AppModule
+import com.biganto.visual.roompark.di.dagger.DataModule
+import com.biganto.visual.roompark.di.dagger.PerScreen
 import com.biganto.visual.roompark.domain.contract.AuthContract
 import dagger.Binds
 import dagger.BindsInstance
@@ -15,7 +19,12 @@ import dagger.Module
 
 @PerScreen
 @Component(
-    modules = [AuthScreenModule::class,DataModule::class,RetrofitModule::class,AppModule::class, DbModule::class
+    modules = [
+        AuthScreenModule::class
+        ,DataModule::class
+        ,RetrofitModule::class
+        ,AppModule::class
+        ,DbModule::class
     ],
     dependencies = [AppComponent::class])
 interface AuthScreenComponent {

app/src/main/java/com/biganto/visual/roompark/presentation/screen/settings/ScreenDI.kt

@@ -2,9 +2,13 @@ package com.biganto.visual.roompark.presentation.screen.settings
 
 import android.content.Context
 import com.biganto.visual.roompark.base.RoomParkMainActivity
+import com.biganto.visual.roompark.data.data_provider.AuthContractModule
 import com.biganto.visual.roompark.data.repository.api.retrofit.di.RetrofitModule
 import com.biganto.visual.roompark.data.repository.db.requrey.DbModule
-import com.biganto.visual.roompark.di.dagger.*
+import com.biganto.visual.roompark.di.dagger.AppComponent
+import com.biganto.visual.roompark.di.dagger.AppModule
+import com.biganto.visual.roompark.di.dagger.DataModule
+import com.biganto.visual.roompark.di.dagger.PerScreen
 import com.biganto.visual.roompark.domain.contract.AuthContract
 import dagger.Binds
 import dagger.BindsInstance