Extracted ContentResolver into LocalSource.kt

app/src/main/java/com/rtbishop/look4sat/framework/local/LocalSource.kt

@@ -17,6 +17,8 @@
  */
 package com.rtbishop.look4sat.framework.local
 
+import android.content.ContentResolver
+import android.net.Uri
 import com.rtbishop.look4sat.data.ILocalSource
 import com.rtbishop.look4sat.domain.model.SatEntry
 import com.rtbishop.look4sat.domain.model.SatItem
@@ -26,18 +28,28 @@ import com.rtbishop.look4sat.framework.toDomain
 import com.rtbishop.look4sat.framework.toDomainItems
 import com.rtbishop.look4sat.framework.toFramework
 import com.rtbishop.look4sat.framework.toFrameworkEntries
+import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.withContext
+import java.io.InputStream
 
 class LocalSource(
+    private val resolver: ContentResolver,
+    private val ioDispatcher: CoroutineDispatcher,
     private val entriesDao: EntriesDao,
-    private val transmittersDao: TransmittersDao
+    private val transmittersDao: TransmittersDao,
 ) : ILocalSource {
 
     override fun getSatelliteItems(): Flow<List<SatItem>> {
         return entriesDao.getSatelliteItems().map { items -> items.toDomainItems() }
     }
 
+    @Suppress("BlockingMethodInNonBlockingContext")
+    override suspend fun getFileStream(uri: String): InputStream? {
+        return withContext(ioDispatcher) { resolver.openInputStream(Uri.parse(uri)) }
+    }
+
     override suspend fun getSelectedSatellites(): List<Satellite> {
         return entriesDao.getSelectedSatellites().map { entry -> entry.tle.createSat() }
     }

app/src/main/java/com/rtbishop/look4sat/injection/CoreModule.kt

@@ -53,11 +53,12 @@ object CoreModule {
         @IoDispatcher ioDispatcher: CoroutineDispatcher,
         @DefaultDispatcher defaultDispatcher: CoroutineDispatcher
     ): IDataRepository {
-        val dataParser = DataParser(defaultDispatcher)
         val db = Room.databaseBuilder(context, SatelliteDb::class.java, "SatelliteDb")
             .addMigrations(MIGRATION_1_2, MIGRATION_2_3, MIGRATION_3_4, MIGRATION_4_5)
             .fallbackToDestructiveMigration().build()
-        val localSource = LocalSource(db.entriesDao(), db.transmittersDao())
+        val dataParser = DataParser(defaultDispatcher)
+        val resolver = context.contentResolver
+        val localSource = LocalSource(resolver, ioDispatcher, db.entriesDao(), db.transmittersDao())
         val remoteSource = RemoteSource(ioDispatcher)
         val repositoryScope = CoroutineScope(SupervisorJob())
         return DataRepository(dataParser, settings, localSource, remoteSource, repositoryScope)

app/src/main/java/com/rtbishop/look4sat/presentation/settingsScreen/SettingsFragment.kt

@@ -56,7 +56,7 @@ class SettingsFragment : Fragment(R.layout.fragment_settings) {
     }
     private val contentContract = ActivityResultContracts.GetContent()
     private val contentRequest = registerForActivityResult(contentContract) { uri ->
-        uri?.let { viewModel.updateDataFromFile(uri) }
+        uri?.let { viewModel.updateDataFromFile(uri.toString()) }
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {

app/src/main/java/com/rtbishop/look4sat/presentation/settingsScreen/SettingsViewModel.kt

@@ -1,9 +1,6 @@
 package com.rtbishop.look4sat.presentation.settingsScreen
 
-import android.content.ContentResolver
-import android.net.Uri
 import androidx.lifecycle.ViewModel
-import androidx.lifecycle.viewModelScope
 import com.rtbishop.look4sat.data.ISettingsHandler
 import com.rtbishop.look4sat.domain.IDataRepository
 import com.rtbishop.look4sat.domain.ILocationHandler
@@ -11,24 +8,17 @@ import com.rtbishop.look4sat.domain.model.DataState
 import com.rtbishop.look4sat.domain.predict.GeoPos
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.flow.SharedFlow
-import kotlinx.coroutines.launch
 import javax.inject.Inject
 
 @HiltViewModel
 class SettingsViewModel @Inject constructor(
-    private val resolver: ContentResolver,
     private val settings: ISettingsHandler,
     private val repository: IDataRepository,
     private val locationHandler: ILocationHandler
 ) : ViewModel() {
 
-    fun updateDataFromFile(uri: Uri) {
-        viewModelScope.launch {
-            @Suppress("BlockingMethodInNonBlockingContext")
-            resolver.openInputStream(uri)?.use { fileUri ->
-                repository.updateDataFromFile(fileUri)
-            }
-        }
+    fun updateDataFromFile(uri: String) {
+        repository.updateDataFromFile(uri)
     }
 
     fun updateDataFromWeb(sources: List<String>) {

core/src/main/java/com/rtbishop/look4sat/data/DataRepository.kt

@@ -49,12 +49,15 @@ class DataRepository(
         _updateState.value = DataState.Handled
     }
 
-    override fun updateDataFromFile(stream: InputStream) {
+    override fun updateDataFromFile(uri: String) {
         repositoryScope.launch(exceptionHandler) {
             _updateState.value = DataState.Loading
-            val importedSatellites = importSatellites(stream)
-            localSource.updateEntries(importedSatellites)
-            _updateState.value = DataState.Success(0L)
+            val updateTimeMillis = measureTimeMillis {
+                localSource.getFileStream(uri)?.let { fileStream ->
+                    localSource.updateEntries(importSatellites(fileStream))
+                }
+            }
+            _updateState.value = DataState.Success(updateTimeMillis)
         }
     }
 

core/src/main/java/com/rtbishop/look4sat/data/ILocalSource.kt

@@ -22,11 +22,14 @@ import com.rtbishop.look4sat.domain.model.SatItem
 import com.rtbishop.look4sat.domain.model.Transmitter
 import com.rtbishop.look4sat.domain.predict.Satellite
 import kotlinx.coroutines.flow.Flow
+import java.io.InputStream
 
 interface ILocalSource {
 
     fun getSatelliteItems(): Flow<List<SatItem>>
 
+    suspend fun getFileStream(uri: String): InputStream?
+
     suspend fun getSelectedSatellites(): List<Satellite>
 
     suspend fun getTransmitters(catnum: Int): List<Transmitter>

core/src/main/java/com/rtbishop/look4sat/domain/IDataRepository.kt

@@ -23,7 +23,6 @@ import com.rtbishop.look4sat.domain.model.Transmitter
 import com.rtbishop.look4sat.domain.predict.Satellite
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.StateFlow
-import java.io.InputStream
 
 interface IDataRepository {
 
@@ -31,7 +30,7 @@ interface IDataRepository {
 
     fun setDataUpdateHandled()
 
-    fun updateDataFromFile(stream: InputStream)
+    fun updateDataFromFile(uri: String)
 
     fun updateDataFromWeb(sources: List<String>)