From 213b67fdfa5334ce91a8ae47fc0da366804d5543 Mon Sep 17 00:00:00 2001 From: abazov73 <92822431+abazov73@users.noreply.github.com> Date: Tue, 5 Dec 2023 23:31:27 +0400 Subject: [PATCH] Lab 05: add remote keys --- .idea/deploymentTargetDropDown.xml | 17 ++++++++ .idea/inspectionProfiles/Project_Default.xml | 41 +++++++++++++++++++ app/build.gradle.kts | 2 +- .../mobile_labs/database/AppDatabase.kt | 21 ++++++---- .../database/remotekeys/dao/RemoteKeysDao.kt | 20 +++++++++ .../database/remotekeys/model/RemoteKeys.kt | 30 ++++++++++++++ .../repository/OfflineRemoteKeyRepository.kt | 16 ++++++++ .../repository/RemoteKeyRepository.kt | 10 +++++ 8 files changed, 147 insertions(+), 10 deletions(-) create mode 100644 .idea/deploymentTargetDropDown.xml create mode 100644 .idea/inspectionProfiles/Project_Default.xml create mode 100644 app/src/main/java/com/example/mobile_labs/database/remotekeys/dao/RemoteKeysDao.kt create mode 100644 app/src/main/java/com/example/mobile_labs/database/remotekeys/model/RemoteKeys.kt create mode 100644 app/src/main/java/com/example/mobile_labs/database/remotekeys/repository/OfflineRemoteKeyRepository.kt create mode 100644 app/src/main/java/com/example/mobile_labs/database/remotekeys/repository/RemoteKeyRepository.kt diff --git a/.idea/deploymentTargetDropDown.xml b/.idea/deploymentTargetDropDown.xml new file mode 100644 index 0000000..ac823c7 --- /dev/null +++ b/.idea/deploymentTargetDropDown.xml @@ -0,0 +1,17 @@ + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml new file mode 100644 index 0000000..44ca2d9 --- /dev/null +++ b/.idea/inspectionProfiles/Project_Default.xml @@ -0,0 +1,41 @@ + + + + \ No newline at end of file diff --git a/app/build.gradle.kts b/app/build.gradle.kts index ee3ebe4..66803e2 100644 --- a/app/build.gradle.kts +++ b/app/build.gradle.kts @@ -10,7 +10,7 @@ android { defaultConfig { applicationId = "com.example.mobile_labs" - minSdk = 26 + minSdk = 30 targetSdk = 33 versionCode = 1 versionName = "1.0" diff --git a/app/src/main/java/com/example/mobile_labs/database/AppDatabase.kt b/app/src/main/java/com/example/mobile_labs/database/AppDatabase.kt index afcd584..3637726 100644 --- a/app/src/main/java/com/example/mobile_labs/database/AppDatabase.kt +++ b/app/src/main/java/com/example/mobile_labs/database/AppDatabase.kt @@ -13,6 +13,8 @@ import com.example.mobile_labs.database.performance.model.Performance import com.example.mobile_labs.database.performance.model.PerformancePersonCrossRef import com.example.mobile_labs.database.person.dao.PersonDao import com.example.mobile_labs.database.person.model.Person +import com.example.mobile_labs.database.remotekeys.dao.RemoteKeysDao +import com.example.mobile_labs.database.remotekeys.model.RemoteKeys import com.example.mobile_labs.user.dao.UserDao import com.example.mobile_labs.user.model.User import kotlinx.coroutines.CoroutineScope @@ -20,13 +22,14 @@ import kotlinx.coroutines.Dispatchers import kotlinx.coroutines.launch import java.time.LocalDate -@Database(entities = [Performance::class, Person::class, Event::class, PerformancePersonCrossRef::class, User::class], version = 1, exportSchema = false) +@Database(entities = [Performance::class, Person::class, Event::class, PerformancePersonCrossRef::class, User::class, RemoteKeys::class], version = 1, exportSchema = false) abstract class AppDatabase : RoomDatabase() { abstract fun personDao(): PersonDao abstract fun performanceDao(): PerformanceDao abstract fun eventDao(): EventDao abstract fun performancePersonDao(): PerformancePersonDao abstract fun userDao(): UserDao + abstract fun remoteKeysDao(): RemoteKeysDao companion object { private const val DB_NAME: String = "theatre-db" @@ -102,14 +105,14 @@ abstract class AppDatabase : RoomDatabase() { AppDatabase::class.java, DB_NAME ) - .addCallback(object : RoomDatabase.Callback() { - override fun onCreate(db: SupportSQLiteDatabase) { - super.onCreate(db) - CoroutineScope(Dispatchers.IO).launch { - populateDatabase() - } - } - }) +// .addCallback(object : RoomDatabase.Callback() { +// override fun onCreate(db: SupportSQLiteDatabase) { +// super.onCreate(db) +// CoroutineScope(Dispatchers.IO).launch { +// populateDatabase() +// } +// } +// }) .build() .also { INSTANCE = it } } diff --git a/app/src/main/java/com/example/mobile_labs/database/remotekeys/dao/RemoteKeysDao.kt b/app/src/main/java/com/example/mobile_labs/database/remotekeys/dao/RemoteKeysDao.kt new file mode 100644 index 0000000..f1fd0a6 --- /dev/null +++ b/app/src/main/java/com/example/mobile_labs/database/remotekeys/dao/RemoteKeysDao.kt @@ -0,0 +1,20 @@ +package com.example.mobile_labs.database.remotekeys.dao + +import androidx.room.Dao +import androidx.room.Insert +import androidx.room.OnConflictStrategy +import androidx.room.Query +import com.example.mobile_labs.database.remotekeys.model.RemoteKeyType +import com.example.mobile_labs.database.remotekeys.model.RemoteKeys + +@Dao +interface RemoteKeysDao { + @Query("SELECT * FROM remote_keys WHERE entityId = :entityId AND type = :type") + suspend fun getRemoteKeys(entityId: Int, type: RemoteKeyType): RemoteKeys? + + @Insert(onConflict = OnConflictStrategy.REPLACE) + suspend fun insertAll(remoteKey: List) + + @Query("DELETE FROM remote_keys WHERE type = :type") + suspend fun clearRemoteKeys(type: RemoteKeyType) +} \ No newline at end of file diff --git a/app/src/main/java/com/example/mobile_labs/database/remotekeys/model/RemoteKeys.kt b/app/src/main/java/com/example/mobile_labs/database/remotekeys/model/RemoteKeys.kt new file mode 100644 index 0000000..a381a86 --- /dev/null +++ b/app/src/main/java/com/example/mobile_labs/database/remotekeys/model/RemoteKeys.kt @@ -0,0 +1,30 @@ +package com.example.mobile_labs.database.remotekeys.model + +import android.app.Person +import androidx.room.Entity +import androidx.room.PrimaryKey +import androidx.room.TypeConverter +import androidx.room.TypeConverters +import com.example.mobile_labs.database.event.model.Event +import com.example.mobile_labs.database.performance.model.Performance + +enum class RemoteKeyType(private val type: String) { + PERSON(Person::class.simpleName ?: "Person"), + EVENT(Event::class.simpleName ?: "Event"), + PERFORMANCE(Performance::class.simpleName ?: "Performances"); + + @TypeConverter + fun toRemoteKeyType(value: String) = RemoteKeyType.values().first { it.type == value } + + @TypeConverter + fun fromRemoteKeyType(value: RemoteKeyType) = value.type +} + +@Entity(tableName = "remote_keys") +data class RemoteKeys( + @PrimaryKey val entityId: Int, + @TypeConverters(RemoteKeyType::class) + val type: RemoteKeyType, + val prevKey: Int?, + val nextKey: Int? +) diff --git a/app/src/main/java/com/example/mobile_labs/database/remotekeys/repository/OfflineRemoteKeyRepository.kt b/app/src/main/java/com/example/mobile_labs/database/remotekeys/repository/OfflineRemoteKeyRepository.kt new file mode 100644 index 0000000..ccf08e2 --- /dev/null +++ b/app/src/main/java/com/example/mobile_labs/database/remotekeys/repository/OfflineRemoteKeyRepository.kt @@ -0,0 +1,16 @@ +package com.example.mobile_labs.database.remotekeys.repository + +import com.example.mobile_labs.database.remotekeys.dao.RemoteKeysDao +import com.example.mobile_labs.database.remotekeys.model.RemoteKeyType +import com.example.mobile_labs.database.remotekeys.model.RemoteKeys + +class OfflineRemoteKeyRepository(private val remoteKeysDao: RemoteKeysDao) : RemoteKeyRepository { + override suspend fun getAllRemoteKeys(id: Int, type: RemoteKeyType) = + remoteKeysDao.getRemoteKeys(id, type) + + override suspend fun createRemoteKeys(remoteKeys: List) = + remoteKeysDao.insertAll(remoteKeys) + + override suspend fun deleteRemoteKey(type: RemoteKeyType) = + remoteKeysDao.clearRemoteKeys(type) +} \ No newline at end of file diff --git a/app/src/main/java/com/example/mobile_labs/database/remotekeys/repository/RemoteKeyRepository.kt b/app/src/main/java/com/example/mobile_labs/database/remotekeys/repository/RemoteKeyRepository.kt new file mode 100644 index 0000000..faedf72 --- /dev/null +++ b/app/src/main/java/com/example/mobile_labs/database/remotekeys/repository/RemoteKeyRepository.kt @@ -0,0 +1,10 @@ +package com.example.mobile_labs.database.remotekeys.repository + +import com.example.mobile_labs.database.remotekeys.model.RemoteKeyType +import com.example.mobile_labs.database.remotekeys.model.RemoteKeys + +interface RemoteKeyRepository { + suspend fun getAllRemoteKeys(id: Int, type: RemoteKeyType): RemoteKeys? + suspend fun createRemoteKeys(remoteKeys: List) + suspend fun deleteRemoteKey(type: RemoteKeyType) +} \ No newline at end of file