Added a function to clear the database #79

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

@@ -69,4 +69,9 @@ class LocalSource(
     override suspend fun updateTransmitters(transmitters: List<Transmitter>) {
         transmittersDao.updateTransmitters(transmitters.toFramework())
     }
+
+    override suspend fun clearData() {
+        entriesDao.deleteEntries()
+        transmittersDao.deleteTransmitters()
+    }
 }

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

@@ -116,6 +116,7 @@ class SettingsFragment : Fragment(R.layout.fragment_settings) {
         binding.prefsData.updateBtnWeb.setOnClickListener {
             findNavController().navigateSafe(R.id.action_prefs_to_sources)
         }
+        binding.prefsData.updateBtnClear.setOnClickListener { viewModel.clearData() }
         getNavResult<List<String>>(R.id.nav_settings, "sources") { sources ->
             viewModel.updateDataFromWeb(sources)
         }

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

@@ -25,6 +25,10 @@ class SettingsViewModel @Inject constructor(
         repository.updateDataFromWeb(sources)
     }
 
+    fun clearData() {
+        repository.clearData()
+    }
+
     fun getUseUTC(): Boolean = settings.getUseUTC()
 
     fun setUseUTC(value: Boolean) = settings.setUseUTC(value)

app/src/main/res/layout/card_prefs_update.xml

@@ -35,11 +35,11 @@
             style="@style/AppButton"
             android:layout_width="0dp"
             android:layout_height="wrap_content"
-            android:layout_marginStart="4dp"
+            android:layout_marginStart="8dp"
             android:layout_marginTop="4dp"
             android:layout_marginBottom="4dp"
             android:drawableStart="@drawable/ic_update_web"
-            android:text="@string/update_web"
+            android:text="Web"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toStartOf="@+id/update_btn_file"
             app:layout_constraintHorizontal_bias="0.5"
@@ -51,13 +51,27 @@
             style="@style/AppButton"
             android:layout_width="0dp"
             android:layout_height="wrap_content"
-            android:layout_marginEnd="4dp"
+            android:layout_marginStart="8dp"
+            android:layout_marginEnd="8dp"
             android:drawableStart="@drawable/ic_update_file"
-            android:text="@string/update_file"
+            android:text="File"
+            app:layout_constraintBaseline_toBaselineOf="@+id/update_btn_web"
+            app:layout_constraintEnd_toStartOf="@+id/update_btn_clear"
+            app:layout_constraintHorizontal_bias="0.5"
+            app:layout_constraintStart_toEndOf="@+id/update_btn_web" />
+
+        <Button
+            android:id="@+id/update_btn_clear"
+            style="@style/AppButton"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="8dp"
+            android:drawableStart="@drawable/ic_update_file"
+            android:text="Clear"
             app:layout_constraintBaseline_toBaselineOf="@+id/update_btn_web"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintHorizontal_bias="0.5"
-            app:layout_constraintStart_toEndOf="@+id/update_btn_web" />
+            app:layout_constraintStart_toEndOf="@+id/update_btn_file" />
 
     </androidx.constraintlayout.widget.ConstraintLayout>
 

app/src/main/res/values/styles.xml

@@ -20,9 +20,11 @@
         <item name="android:windowBackground">@color/surfaceBg</item>
     </style>
 
-    <style name="AppButton">
+    <style name="AppButton" parent="Widget.Material3.Button">
         <item name="android:backgroundTint">@color/surfaceButton</item>
         <item name="android:ellipsize">end</item>
+        <item name="cornerRadius">@dimen/card_corner_high</item>
+        <item name="rippleColor">@color/themeLight</item>
         <item name="android:maxLines">1</item>
         <item name="android:textAllCaps">false</item>
         <item name="android:textColor">@color/themeLight</item>

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

@@ -102,6 +102,14 @@ class DataRepository(
         }
     }
 
+    override fun clearData() {
+        repositoryScope.launch {
+            _updateState.value = DataState.Loading
+            localSource.clearData()
+            _updateState.value = DataState.Success(0L)
+        }
+    }
+
     override fun getSatelliteItems(): Flow<List<SatItem>> = localSource.getSatelliteItems()
 
     override suspend fun getSelectedSatellites() = localSource.getSelectedSatellites()

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

@@ -39,4 +39,6 @@ interface ILocalSource {
     suspend fun updateEntriesSelection(catnums: List<Int>, isSelected: Boolean)
 
     suspend fun updateTransmitters(transmitters: List<Transmitter>)
+
+    suspend fun clearData()
 }

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

@@ -34,6 +34,8 @@ interface IDataRepository {
 
     fun updateDataFromWeb(sources: List<String>)
 
+    fun clearData()
+
     fun getSatelliteItems(): Flow<List<SatItem>>
 
     suspend fun getSelectedSatellites(): List<Satellite>