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Add Room database, create tables and DAO for schedule

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This commit is contained in:
Shcherbatykh Oleg
2026-02-13 12:57:41 +03:00
parent debc838893
commit 7dd3358dac
18 changed files with 306 additions and 31 deletions
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13
core/database/build.gradle.kts
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@@ -1,6 +1,7 @@
plugins {
alias(libs.plugins.android.library)
alias(libs.plugins.kotlin.android)
alias(libs.plugins.kotlin.kapt)
}
android {
@@ -16,8 +17,7 @@ android {
release {
isMinifyEnabled = false
proguardFiles(
getDefaultProguardFile("proguard-android-optimize.txt"),
"proguard-rules.pro"
getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro"
)
}
}
@@ -30,7 +30,14 @@ android {
jvmTarget = jvm.toString()
}
}
kapt {
correctErrorTypes = true
}
dependencies {
implementation(libs.core.ktx)
implementation(libs.room.runtime)
implementation(libs.room.ktx)
kapt(libs.room.compiler)
implementation(libs.hiltandroid)
kapt(libs.hilt.compiler)
}

24
core/database/src/main/java/ru/fincode/tsudesk/core/database/AppDatabase.kt Normal file
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@@ -0,0 +1,24 @@
package ru.fincode.tsudesk.core.database
import androidx.room.Database
import androidx.room.RoomDatabase
import ru.fincode.tsudesk.core.database.schedule.ScheduleDao
import ru.fincode.tsudesk.core.database.schedule.LessonCacheEntity
import ru.fincode.tsudesk.core.database.schedule.ScheduleCacheEntity
@Database(
entities = [
// schedule feature
ScheduleCacheEntity::class,
LessonCacheEntity::class,
// future:
// NewsEntity::class,
// GradeEntity::class,
],
version = 1,
exportSchema = false
)
abstract class AppDatabase : RoomDatabase() {
abstract fun scheduleCacheDao(): ScheduleDao
}

30
core/database/src/main/java/ru/fincode/tsudesk/core/database/di/DatabaseModule.kt Normal file
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@@ -0,0 +1,30 @@
package ru.fincode.tsudesk.core.database.di
import android.content.Context
import androidx.room.Room
import dagger.Module
import dagger.Provides
import dagger.hilt.InstallIn
import dagger.hilt.android.qualifiers.ApplicationContext
import dagger.hilt.components.SingletonComponent
import ru.fincode.tsudesk.core.database.AppDatabase
import ru.fincode.tsudesk.core.database.schedule.ScheduleDao
import javax.inject.Singleton
@Module
@InstallIn(SingletonComponent::class)
object DatabaseModule {
private const val DB_NAME = "tsudesk.db"
@Provides
@Singleton
fun provideAppDatabase(@ApplicationContext context: Context): AppDatabase =
Room.databaseBuilder(context, AppDatabase::class.java, DB_NAME)
.fallbackToDestructiveMigration()
.build()
@Provides
fun provideScheduleCacheDao(db: AppDatabase): ScheduleDao =
db.scheduleCacheDao()
}

9
core/database/src/main/java/ru/fincode/tsudesk/core/database/schedule/DBConstant.kt Normal file
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@@ -0,0 +1,9 @@
package ru.fincode.tsudesk.core.database.schedule
object ScheduleDbConstants {
const val SCHEDULE_TABLE = "schedule_cache"
const val LESSON_TABLE = "lesson_cache"
const val COL_SCHEDULE_KEY = "scheduleKey"
const val COL_KEY = "key"
}

24
core/database/src/main/java/ru/fincode/tsudesk/core/database/schedule/LessonCacheEntity.kt Normal file
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@@ -0,0 +1,24 @@
package ru.fincode.tsudesk.core.database.schedule
import androidx.room.Entity
import androidx.room.Index
import androidx.room.PrimaryKey
import ru.fincode.tsudesk.core.database.schedule.ScheduleDbConstants.COL_SCHEDULE_KEY
import ru.fincode.tsudesk.core.database.schedule.ScheduleDbConstants.LESSON_TABLE
@Entity(
tableName = LESSON_TABLE, indices = [Index(value = [COL_SCHEDULE_KEY])]
)
data class LessonCacheEntity(
@PrimaryKey(autoGenerate = true) val id: Long = 0,
val scheduleKey: String,
val date: String,
val time: String,
val name: String,
val typeName: String,
val room: String,
val teacher: String,
val groupId: String,
val type: String
)

12
core/database/src/main/java/ru/fincode/tsudesk/core/database/schedule/ScheduleCacheEntity.kt Normal file
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@@ -0,0 +1,12 @@
package ru.fincode.tsudesk.core.database.schedule
import androidx.room.Entity
import androidx.room.PrimaryKey
import ru.fincode.tsudesk.core.database.schedule.ScheduleDbConstants.SCHEDULE_TABLE
@Entity(tableName = SCHEDULE_TABLE)
data class ScheduleCacheEntity(
@PrimaryKey
val key: String, // "group:220631" | "teacher:ФИО"
val timestamp: Long
)

57
core/database/src/main/java/ru/fincode/tsudesk/core/database/schedule/ScheduleDao.kt Normal file
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@@ -0,0 +1,57 @@
package ru.fincode.tsudesk.core.database.schedule
import androidx.room.Dao
import androidx.room.Delete
import androidx.room.Insert
import androidx.room.OnConflictStrategy
import androidx.room.Query
import androidx.room.Transaction
@Dao
interface ScheduleDao {
@Insert(onConflict = OnConflictStrategy.REPLACE)
suspend fun upsertSchedule(schedule: ScheduleCacheEntity)
@Insert(onConflict = OnConflictStrategy.REPLACE)
suspend fun insertLessons(lessons: List<LessonCacheEntity>)
@Query("SELECT * FROM schedule_cache WHERE `key` = :key LIMIT 1")
suspend fun getSchedule(key: String): ScheduleCacheEntity?
@Query("SELECT * FROM lesson_cache WHERE scheduleKey = :key")
suspend fun getLessons(key: String): List<LessonCacheEntity>
// Bulk delete уроков по ключу — самый простой/эффективный путь в Room это @Query
@Query("DELETE FROM lesson_cache WHERE scheduleKey = :key")
suspend fun deleteLessonsByKey(key: String)
// Удаление schedule_cache без SQL: типобезопасно
@Delete
suspend fun deleteSchedule(entity: ScheduleCacheEntity)
/**
* Обновить кэш расписания (header + lessons) атомарно.
*/
@Transaction
suspend fun replaceSchedule(
key: String,
schedule: ScheduleCacheEntity,
lessons: List<LessonCacheEntity>
) {
upsertSchedule(schedule)
deleteLessonsByKey(key)
insertLessons(lessons)
}
/**
* Полная очистка кэша по ключу без прямого DELETE для schedule_cache.
*/
@Transaction
suspend fun clearSchedule(key: String) {
deleteLessonsByKey(key)
val header = getSchedule(key) ?: return
deleteSchedule(header)
}
}

2
core/network/build.gradle.kts
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@@ -36,7 +36,7 @@ android {
dependencies {
implementation(libs.core.ktx)
kapt(libs.hiltcompiler)
kapt(libs.hilt.compiler)
implementation(libs.hiltandroid)
api(libs.retrofit)