Code refactoring, move and cleanup

app/build.gradle

@@ -64,7 +64,6 @@ dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation "com.google.android.material:material:$material_version"
     implementation "androidx.appcompat:appcompat:$app_compat_version"
-    implementation "androidx.legacy:legacy-support-v4:$support_lib_version"
     implementation "androidx.constraintlayout:constraintlayout:$constraint_layout_version"
     implementation "androidx.core:core-ktx:$ktx_version"
     implementation "androidx.preference:preference:$preference_version"

app/src/main/AndroidManifest.xml

@@ -32,19 +32,9 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:theme="@style/AppTheme">
-        <activity
-            android:name=".ui.NavActivity"
-            android:screenOrientation="portrait">
-            <!--            <intent-filter>-->
-            <!--                <action android:name="android.intent.action.MAIN" />-->
-
-            <!--                <category android:name="android.intent.category.LAUNCHER" />-->
-            <!--            </intent-filter>-->
-        </activity>
         <activity
             android:name=".ui.MainActivity"
-            android:configChanges="orientation|screenSize"
-            android:label="@string/app_name"
+            android:screenOrientation="portrait"
             android:theme="@style/AppTheme.Splash">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

app/src/main/java/com/rtbishop/look4sat/dagger/AppComponent.kt

@@ -23,7 +23,6 @@ import android.content.Context
 import com.rtbishop.look4sat.dagger.modules.*
 import com.rtbishop.look4sat.ui.MainActivity
 import com.rtbishop.look4sat.ui.fragments.MapOsmFragment
-import com.rtbishop.look4sat.ui.fragments.MapViewFragment
 import com.rtbishop.look4sat.ui.fragments.PassListFragment
 import com.rtbishop.look4sat.ui.fragments.PolarViewFragment
 import dagger.BindsInstance
@@ -43,7 +42,6 @@ interface AppComponent {
     }
 
     fun inject(mainActivity: MainActivity)
-    fun inject(mapViewFragment: MapViewFragment)
     fun inject(passListFragment: PassListFragment)
     fun inject(polarViewFragment: PolarViewFragment)
     fun inject(mapOsmFragment: MapOsmFragment)

app/src/main/java/com/rtbishop/look4sat/dagger/modules/NetworkModule.kt

@@ -19,9 +19,7 @@
 
 package com.rtbishop.look4sat.dagger.modules
 
-import com.rtbishop.look4sat.network.RemoteDataSource
-import com.rtbishop.look4sat.network.RemoteSource
-import com.rtbishop.look4sat.network.TransmittersApi
+import com.rtbishop.look4sat.repo.api.TransmittersApi
 import dagger.Module
 import dagger.Provides
 import okhttp3.OkHttpClient
@@ -38,12 +36,6 @@ class NetworkModule {
         return OkHttpClient()
     }
 
-    @Singleton
-    @Provides
-    fun provideRemoteDataSource(api: TransmittersApi, client: OkHttpClient): RemoteSource {
-        return RemoteDataSource(api, client)
-    }
-
     @Singleton
     @Provides
     fun provideTransmittersApi(): TransmittersApi {

app/src/main/java/com/rtbishop/look4sat/dagger/modules/PersistenceModule.kt

@@ -21,12 +21,10 @@ package com.rtbishop.look4sat.dagger.modules
 
 import android.content.Context
 import androidx.room.Room
-import com.rtbishop.look4sat.persistence.LocalDataSource
-import com.rtbishop.look4sat.persistence.LocalSource
-import com.rtbishop.look4sat.persistence.SatelliteDb
-import com.rtbishop.look4sat.persistence.dao.EntriesDao
-import com.rtbishop.look4sat.persistence.dao.SourcesDao
-import com.rtbishop.look4sat.persistence.dao.TransmittersDao
+import com.rtbishop.look4sat.repo.SatelliteDb
+import com.rtbishop.look4sat.repo.dao.EntriesDao
+import com.rtbishop.look4sat.repo.dao.SourcesDao
+import com.rtbishop.look4sat.repo.dao.TransmittersDao
 import dagger.Module
 import dagger.Provides
 import javax.inject.Singleton
@@ -52,16 +50,6 @@ class PersistenceModule {
         return db.sourcesDao()
     }
 
-    @Singleton
-    @Provides
-    fun provideLocalDataSource(
-        entriesDao: EntriesDao,
-        transmittersDao: TransmittersDao,
-        sourcesDao: SourcesDao
-    ): LocalSource {
-        return LocalDataSource(entriesDao, transmittersDao, sourcesDao)
-    }
-
     @Singleton
     @Provides
     fun provideSatelliteDb(context: Context): SatelliteDb {

app/src/main/java/com/rtbishop/look4sat/dagger/modules/RepoModule.kt

@@ -2,12 +2,15 @@ package com.rtbishop.look4sat.dagger.modules
 
 import android.content.ContentResolver
 import android.content.Context
-import com.rtbishop.look4sat.network.RemoteSource
-import com.rtbishop.look4sat.persistence.LocalSource
 import com.rtbishop.look4sat.repo.DefaultRepository
 import com.rtbishop.look4sat.repo.Repository
+import com.rtbishop.look4sat.repo.api.TransmittersApi
+import com.rtbishop.look4sat.repo.dao.EntriesDao
+import com.rtbishop.look4sat.repo.dao.SourcesDao
+import com.rtbishop.look4sat.repo.dao.TransmittersDao
 import dagger.Module
 import dagger.Provides
+import okhttp3.OkHttpClient
 import javax.inject.Singleton
 
 @Module
@@ -23,9 +26,19 @@ class RepoModule {
     @Provides
     fun provideDefaultRepository(
         resolver: ContentResolver,
-        localSource: LocalSource,
-        remoteSource: RemoteSource
+        transmittersApi: TransmittersApi,
+        client: OkHttpClient,
+        entriesDao: EntriesDao,
+        transmittersDao: TransmittersDao,
+        sourcesDao: SourcesDao
     ): Repository {
-        return DefaultRepository(resolver, localSource, remoteSource)
+        return DefaultRepository(
+            resolver,
+            client,
+            transmittersApi,
+            entriesDao,
+            sourcesDao,
+            transmittersDao
+        )
     }
 }

app/src/main/java/com/rtbishop/look4sat/network/RemoteDataSource.kt

@@ -1,53 +0,0 @@
-/*
- * Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
- * Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-package com.rtbishop.look4sat.network
-
-import android.util.Log
-import com.rtbishop.look4sat.data.TleSource
-import com.rtbishop.look4sat.data.Transmitter
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
-import okhttp3.OkHttpClient
-import okhttp3.Request
-import java.io.InputStream
-import javax.inject.Inject
-
-class RemoteDataSource @Inject constructor(
-    private val api: TransmittersApi,
-    private val client: OkHttpClient
-) : RemoteSource {
-
-    override suspend fun fetchTleStreams(urlList: List<TleSource>): List<InputStream> {
-        val streams = mutableListOf<InputStream>()
-        withContext(Dispatchers.IO) {
-            urlList.withIndex().forEach {
-                val request = Request.Builder().url(it.value.url).build()
-                val stream = client.newCall(request).execute().body?.byteStream()
-                stream?.let { inputStream -> streams.add(inputStream) }
-            }
-        }
-        Log.d("myTag", urlList.toString())
-        return streams
-    }
-
-    override suspend fun fetchTransmitters(): List<Transmitter> {
-        return api.fetchTransmitters()
-    }
-}

app/src/main/java/com/rtbishop/look4sat/network/RemoteSource.kt

@@ -1,12 +0,0 @@
-package com.rtbishop.look4sat.network
-
-import com.rtbishop.look4sat.data.TleSource
-import com.rtbishop.look4sat.data.Transmitter
-import java.io.InputStream
-
-interface RemoteSource {
-
-    suspend fun fetchTleStreams(urlList: List<TleSource>): List<InputStream>
-
-    suspend fun fetchTransmitters(): List<Transmitter>
-}

app/src/main/java/com/rtbishop/look4sat/persistence/LocalDataSource.kt

@@ -1,84 +0,0 @@
-/*
- * Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
- * Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-package com.rtbishop.look4sat.persistence
-
-import com.rtbishop.look4sat.data.SatEntry
-import com.rtbishop.look4sat.data.TleSource
-import com.rtbishop.look4sat.data.Transmitter
-import com.rtbishop.look4sat.persistence.dao.EntriesDao
-import com.rtbishop.look4sat.persistence.dao.SourcesDao
-import com.rtbishop.look4sat.persistence.dao.TransmittersDao
-import javax.inject.Inject
-
-class LocalDataSource @Inject constructor(
-    private val entriesDao: EntriesDao,
-    private val transmittersDao: TransmittersDao,
-    private val sourcesDao: SourcesDao
-) : LocalSource {
-
-    override suspend fun insertEntries(entries: List<SatEntry>) {
-        entriesDao.insertEntries(entries)
-    }
-
-    override suspend fun getAllEntries(): List<SatEntry> {
-        return entriesDao.getAllEntries()
-    }
-
-    override suspend fun getSelectedEntries(): List<SatEntry> {
-        return entriesDao.getSelectedEntries()
-    }
-
-    override suspend fun updateEntriesSelection(catNumList: List<Int>) {
-        entriesDao.clearEntriesSelection()
-        catNumList.forEach { entriesDao.updateEntrySelection(it) }
-    }
-
-    override suspend fun clearEntries() {
-        entriesDao.clearEntries()
-    }
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////
-
-    override suspend fun insertTransmitters(transmitters: List<Transmitter>) {
-        transmittersDao.insertTransmitters(transmitters)
-    }
-
-    override suspend fun getTransmittersByCatNum(catNum: Int): List<Transmitter> {
-        return transmittersDao.getTransmittersByCatNum(catNum)
-    }
-
-    override suspend fun clearTransmitters() {
-        transmittersDao.clearTransmitters()
-    }
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////
-
-    override suspend fun insertSources(sources: List<TleSource>) {
-        sourcesDao.insertSources(sources)
-    }
-
-    override suspend fun getSources(): List<TleSource> {
-        return sourcesDao.getSources()
-    }
-
-    override suspend fun clearSources() {
-        sourcesDao.clearSources()
-    }
-}

app/src/main/java/com/rtbishop/look4sat/persistence/LocalSource.kt

@@ -1,34 +0,0 @@
-package com.rtbishop.look4sat.persistence
-
-import com.rtbishop.look4sat.data.SatEntry
-import com.rtbishop.look4sat.data.TleSource
-import com.rtbishop.look4sat.data.Transmitter
-
-interface LocalSource {
-
-    suspend fun insertEntries(entries: List<SatEntry>)
-
-    suspend fun getAllEntries(): List<SatEntry>
-
-    suspend fun getSelectedEntries(): List<SatEntry>
-
-    suspend fun updateEntriesSelection(catNumList: List<Int>)
-
-    suspend fun clearEntries()
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////
-
-    suspend fun insertTransmitters(transmitters: List<Transmitter>)
-
-    suspend fun getTransmittersByCatNum(catNum: Int): List<Transmitter>
-
-    suspend fun clearTransmitters()
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////
-
-    suspend fun insertSources(sources: List<TleSource>)
-
-    suspend fun getSources(): List<TleSource>
-
-    suspend fun clearSources()
-}

app/src/main/java/com/rtbishop/look4sat/repo/DefaultRepository.kt

@@ -25,16 +25,24 @@ import com.github.amsacode.predict4java.TLE
 import com.rtbishop.look4sat.data.SatEntry
 import com.rtbishop.look4sat.data.TleSource
 import com.rtbishop.look4sat.data.Transmitter
-import com.rtbishop.look4sat.network.RemoteSource
-import com.rtbishop.look4sat.persistence.LocalSource
+import com.rtbishop.look4sat.repo.api.TransmittersApi
+import com.rtbishop.look4sat.repo.dao.EntriesDao
+import com.rtbishop.look4sat.repo.dao.SourcesDao
+import com.rtbishop.look4sat.repo.dao.TransmittersDao
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import java.io.InputStream
 import javax.inject.Inject
 
 class DefaultRepository @Inject constructor(
     private val resolver: ContentResolver,
-    private val localSource: LocalSource,
-    private val remoteSource: RemoteSource
+    private val client: OkHttpClient,
+    private val api: TransmittersApi,
+    private val entriesDao: EntriesDao,
+    private val sourcesDao: SourcesDao,
+    private val transmittersDao: TransmittersDao
 ) : Repository {
 
     override suspend fun updateEntriesFromFile(tleUri: Uri) {
@@ -42,56 +50,88 @@ class DefaultRepository @Inject constructor(
             resolver.openInputStream(tleUri)?.use { stream ->
                 val tleList = TLE.importSat(stream)
                 val entries = tleList.map { SatEntry(it) }
-                localSource.clearEntries()
-                localSource.insertEntries(entries)
+                clearEntries()
+                insertEntries(entries)
             }
         }
     }
 
     override suspend fun updateEntriesFromUrl(urlList: List<TleSource>) {
         withContext(Dispatchers.IO) {
-            val streams = remoteSource.fetchTleStreams(urlList)
+            val streams = fetchTleStreams(urlList)
             val entries = mutableListOf<SatEntry>()
             streams.forEach {
                 val list = TLE.importSat(it).map { tle -> SatEntry(tle) }
                 entries.addAll(list)
             }
-            localSource.clearEntries()
-            localSource.insertEntries(entries)
+            clearEntries()
+            insertEntries(entries)
         }
     }
 
+    ////////////////////////////////////////////////////////////////////////////////////////////////
+
+    override suspend fun fetchTleStreams(urlList: List<TleSource>): List<InputStream> =
+        withContext(Dispatchers.IO) {
+            val streams = mutableListOf<InputStream>()
+            urlList.withIndex().forEach {
+                val request = Request.Builder().url(it.value.url).build()
+                val stream = client.newCall(request).execute().body?.byteStream()
+                stream?.let { inputStream -> streams.add(inputStream) }
+            }
+            return@withContext streams
+        }
+
+    override suspend fun fetchTransmitters(): List<Transmitter> {
+        return api.fetchTransmitters()
+    }
+
+    override suspend fun insertEntries(entries: List<SatEntry>) {
+        entriesDao.insertEntries(entries)
+    }
+
     override suspend fun getAllEntries(): List<SatEntry> {
-        return localSource.getAllEntries()
+        return entriesDao.getAllEntries()
     }
 
     override suspend fun getSelectedEntries(): List<SatEntry> {
-        return localSource.getSelectedEntries()
+        return entriesDao.getSelectedEntries()
     }
 
     override suspend fun updateEntriesSelection(catNumList: List<Int>) {
-        localSource.updateEntriesSelection(catNumList)
+        entriesDao.clearEntriesSelection()
+        catNumList.forEach { entriesDao.updateEntrySelection(it) }
+    }
+
+    override suspend fun clearEntries() {
+        entriesDao.clearEntries()
     }
 
     ////////////////////////////////////////////////////////////////////////////////////////////////
 
     override suspend fun updateTransmitters() {
-        localSource.clearTransmitters()
-        localSource.insertTransmitters(remoteSource.fetchTransmitters())
     }
 
     override suspend fun getTransmittersByCatNum(catNum: Int): List<Transmitter> {
-        return localSource.getTransmittersByCatNum(catNum)
+        return transmittersDao.getTransmittersByCatNum(catNum)
+    }
+
+    override suspend fun clearTransmitters() {
+        transmittersDao.clearTransmitters()
     }
 
     ////////////////////////////////////////////////////////////////////////////////////////////////
 
     override suspend fun updateSources(sources: List<TleSource>) {
-        localSource.clearSources()
-        localSource.insertSources(sources)
+        clearSources()
+        sourcesDao.insertSources(sources)
     }
 
     override suspend fun getSources(): List<TleSource> {
-        return localSource.getSources()
+        return sourcesDao.getSources()
+    }
+
+    override suspend fun clearSources() {
+        sourcesDao.clearSources()
     }
 }

app/src/main/java/com/rtbishop/look4sat/repo/Repository.kt

@@ -4,6 +4,7 @@ import android.net.Uri
 import com.rtbishop.look4sat.data.SatEntry
 import com.rtbishop.look4sat.data.TleSource
 import com.rtbishop.look4sat.data.Transmitter
+import java.io.InputStream
 
 interface Repository {
 
@@ -11,21 +12,35 @@ interface Repository {
 
     suspend fun updateEntriesFromUrl(urlList: List<TleSource>)
 
+    ////////////////////////////////////////////////////////////////////////////////////////////////
+
+    suspend fun fetchTleStreams(urlList: List<TleSource>): List<InputStream>
+
+    suspend fun fetchTransmitters(): List<Transmitter>
+
+    suspend fun insertEntries(entries: List<SatEntry>)
+
     suspend fun getAllEntries(): List<SatEntry>
 
     suspend fun getSelectedEntries(): List<SatEntry>
 
     suspend fun updateEntriesSelection(catNumList: List<Int>)
 
+    suspend fun clearEntries()
+
     ////////////////////////////////////////////////////////////////////////////////////////////////
 
     suspend fun updateTransmitters()
 
     suspend fun getTransmittersByCatNum(catNum: Int): List<Transmitter>
 
+    suspend fun clearTransmitters()
+
     ////////////////////////////////////////////////////////////////////////////////////////////////
 
     suspend fun updateSources(sources: List<TleSource>)
 
     suspend fun getSources(): List<TleSource>
+
+    suspend fun clearSources()
 }

app/src/main/java/com/rtbishop/look4sat/repo/SatelliteDb.kt

@@ -17,7 +17,7 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-package com.rtbishop.look4sat.persistence
+package com.rtbishop.look4sat.repo
 
 import androidx.room.Database
 import androidx.room.RoomDatabase
@@ -25,9 +25,9 @@ import androidx.room.TypeConverters
 import com.rtbishop.look4sat.data.SatEntry
 import com.rtbishop.look4sat.data.TleSource
 import com.rtbishop.look4sat.data.Transmitter
-import com.rtbishop.look4sat.persistence.dao.EntriesDao
-import com.rtbishop.look4sat.persistence.dao.SourcesDao
-import com.rtbishop.look4sat.persistence.dao.TransmittersDao
+import com.rtbishop.look4sat.repo.dao.EntriesDao
+import com.rtbishop.look4sat.repo.dao.SourcesDao
+import com.rtbishop.look4sat.repo.dao.TransmittersDao
 import com.rtbishop.look4sat.utility.Converters
 
 @Database(

app/src/main/java/com/rtbishop/look4sat/repo/api/TransmittersApi.kt

@@ -17,7 +17,7 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-package com.rtbishop.look4sat.network
+package com.rtbishop.look4sat.repo.api
 
 import com.rtbishop.look4sat.data.Transmitter
 import retrofit2.http.GET

app/src/main/java/com/rtbishop/look4sat/repo/dao/EntriesDao.kt

@@ -17,7 +17,7 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-package com.rtbishop.look4sat.persistence.dao
+package com.rtbishop.look4sat.repo.dao
 
 import androidx.room.Dao
 import androidx.room.Insert

app/src/main/java/com/rtbishop/look4sat/repo/dao/SourcesDao.kt

@@ -1,4 +1,4 @@
-package com.rtbishop.look4sat.persistence.dao
+package com.rtbishop.look4sat.repo.dao
 
 import androidx.room.Dao
 import androidx.room.Insert

app/src/main/java/com/rtbishop/look4sat/repo/dao/TransmittersDao.kt

@@ -1,4 +1,4 @@
-package com.rtbishop.look4sat.persistence.dao
+package com.rtbishop.look4sat.repo.dao
 
 import androidx.room.Dao
 import androidx.room.Insert

app/src/main/java/com/rtbishop/look4sat/ui/MainActivity.kt

@@ -1,221 +1,84 @@
-/*
- * Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
- * Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
 package com.rtbishop.look4sat.ui
 
-import android.Manifest
-import android.annotation.SuppressLint
-import android.content.Context
-import android.content.Intent
-import android.content.pm.ActivityInfo
-import android.content.pm.PackageManager
-import android.net.Uri
 import android.os.Bundle
-import android.view.View
 import android.view.WindowManager
 import androidx.appcompat.app.AppCompatActivity
-import androidx.core.app.ActivityCompat
-import androidx.lifecycle.ViewModelProvider
-import androidx.lifecycle.lifecycleScope
-import androidx.navigation.findNavController
-import androidx.navigation.ui.AppBarConfiguration
-import androidx.navigation.ui.navigateUp
-import androidx.navigation.ui.setupActionBarWithNavController
+import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.ui.setupWithNavController
-import com.rtbishop.look4sat.Look4SatApp
 import com.rtbishop.look4sat.R
-import com.rtbishop.look4sat.dagger.ViewModelFactory
-import com.rtbishop.look4sat.data.Result
-import com.rtbishop.look4sat.data.TleSource
 import com.rtbishop.look4sat.databinding.ActivityMainBinding
-import com.rtbishop.look4sat.databinding.DrawerHeaderBinding
-import com.rtbishop.look4sat.ui.fragments.TleSourcesDialogFragment
-import com.rtbishop.look4sat.utility.Extensions.toast
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.launch
-import javax.inject.Inject
 
-class MainActivity : AppCompatActivity(), TleSourcesDialogFragment.SourcesSubmitListener {
+class MainActivity : AppCompatActivity() {
 
-    private val pickFileReqCode = 1001
-    private val permissionsReqCode = 1000
-    private val permissions = arrayOf(
-        Manifest.permission.ACCESS_FINE_LOCATION,
-        Manifest.permission.READ_EXTERNAL_STORAGE,
-        Manifest.permission.WRITE_EXTERNAL_STORAGE
-    )
-
-    @Inject
-    lateinit var viewModelFactory: ViewModelFactory
-    private lateinit var viewModel: SharedViewModel
-    private lateinit var mainBinding: ActivityMainBinding
-    private lateinit var drawerBinding: DrawerHeaderBinding
-    private lateinit var appBarConfig: AppBarConfiguration
+//    private val pickFileReqCode = 1001
+//    private val permissionsReqCode = 1000
+//    private val permissions = arrayOf(
+//        Manifest.permission.ACCESS_FINE_LOCATION,
+//        Manifest.permission.READ_EXTERNAL_STORAGE,
+//        Manifest.permission.WRITE_EXTERNAL_STORAGE
+//    )
 
     override fun onCreate(savedInstanceState: Bundle?) {
         setTheme(R.style.AppTheme)
         super.onCreate(savedInstanceState)
-
-        mainBinding = ActivityMainBinding.inflate(layoutInflater)
-        drawerBinding = DrawerHeaderBinding.inflate(layoutInflater, mainBinding.navView, true)
-        setContentView(mainBinding.root)
+        val binding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+        val navHost = supportFragmentManager.findFragmentById(R.id.nav_frag) as NavHostFragment
+        binding.navBottom.setupWithNavController(navHost.navController)
         window.addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
 
-        (application as Look4SatApp).appComponent.inject(this)
-        viewModel = ViewModelProvider(this, viewModelFactory).get(SharedViewModel::class.java)
+//        viewModel.setDefaultTleSources()
 
-        setupComponents()
-        setupObservers()
-        setupDrawer()
-
-        viewModel.setDefaultTleSources()
-
-        if (!hasPermissions(this, permissions)) {
-            ActivityCompat.requestPermissions(this, permissions, permissionsReqCode)
-        }
+//        if (!hasPermissions(this, permissions)) {
+//            ActivityCompat.requestPermissions(this, permissions, permissionsReqCode)
+//        }
     }
 
-    @SuppressLint("SourceLockedOrientationActivity")
-    private fun setupComponents() {
-        val navController = findNavController(R.id.nav_host)
-        val toolbar = mainBinding.includeAppBar.toolbar
-        setSupportActionBar(toolbar)
+//    private fun hasPermissions(context: Context, permissions: Array<String>): Boolean =
+//        permissions.all {
+//            ActivityCompat.checkSelfPermission(context, it) == PackageManager.PERMISSION_GRANTED
+//        }
+//
+//    private fun openFile() {
+//        val openFileIntent = Intent(Intent.ACTION_OPEN_DOCUMENT).apply {
+//            addCategory(Intent.CATEGORY_OPENABLE)
+//            type = "*/*"
+//        }
+//        startActivityForResult(openFileIntent, pickFileReqCode)
+//    }
 
-        appBarConfig = AppBarConfiguration(
-            setOf(R.id.nav_pass_list, R.id.nav_map_view),
-            mainBinding.drawerLayout
-        )
+//    private fun openSourcesDialog() {
+//        TleSourcesDialogFragment(viewModel.getTleSources()).apply {
+//            setSourcesListener(this@MainActivity)
+//            show(supportFragmentManager, "TleSourcesDialog")
+//        }
+//    }
 
-        setupActionBarWithNavController(navController, appBarConfig)
-        mainBinding.navView.setupWithNavController(navController)
+//    override fun onSourcesSubmit(list: List<TleSource>) {
+//        viewModel.updateSatData(list)
+//    }
 
-        navController.addOnDestinationChangedListener { _, destination, _ ->
-            when (destination.id) {
-                R.id.nav_pass_list -> {
-                    this.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
-                    toolbar.visibility = View.VISIBLE
-                    mainBinding.includeAppBar.toolbarLayout.visibility = View.VISIBLE
-                }
-                R.id.nav_map_view -> {
-                    this.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE
-                    toolbar.visibility = View.GONE
-                    mainBinding.includeAppBar.toolbarLayout.visibility = View.GONE
-                }
-                R.id.nav_map_osm -> {
-                    this.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
-                    toolbar.visibility = View.GONE
-                    mainBinding.includeAppBar.toolbarLayout.visibility = View.GONE
-                }
-                else -> {
-                    this.requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
-                    toolbar.visibility = View.VISIBLE
-                    mainBinding.includeAppBar.toolbarLayout.visibility = View.GONE
-                }
-            }
-        }
-    }
+//    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+//        if (requestCode == pickFileReqCode && resultCode == RESULT_OK) {
+//            data?.data?.also { uri ->
+//                viewModel.updateEntriesFromFile(uri)
+//            }
+//        } else {
+//            super.onActivityResult(requestCode, resultCode, data)
+//        }
+//    }
 
-    private fun setupObservers() {
-        viewModel.getGSP().observe(this, { result ->
-            when (result) {
-                is Result.Success -> {
-                    drawerBinding.drawerLatValue.text =
-                        String.format(getString(R.string.pat_location), result.data.latitude)
-                    drawerBinding.drawerLonValue.text =
-                        String.format(getString(R.string.pat_location), result.data.longitude)
-                }
-                is Result.Error -> {
-                    when (result.exception) {
-                        is SecurityException ->
-                            getString(R.string.err_no_permissions).toast(this)
-                        is IllegalArgumentException ->
-                            getString(R.string.update_loc_failure).toast(this)
-                    }
-                }
-            }
-        })
-        viewModel.getUpdateStatus().observe(this, { result ->
-            when (result) {
-                is Result.Success -> getString(R.string.import_data_success).toast(this)
-                is Result.Error -> getString(R.string.import_data_failure).toast(this)
-            }
-        })
-    }
-
-    private fun setupDrawer() {
-        drawerBinding.drawerBtnLoc.setOnClickListener {
-            viewModel.updatePosition()
-            it.lockButton()
-        }
-        drawerBinding.drawerBtnTleFile.setOnClickListener {
-            val openFileIntent = Intent(Intent.ACTION_OPEN_DOCUMENT).apply {
-                addCategory(Intent.CATEGORY_OPENABLE)
-                type = "*/*"
-            }
-            startActivityForResult(openFileIntent, pickFileReqCode)
-            mainBinding.drawerLayout.closeDrawers()
-            it.lockButton()
-        }
-        drawerBinding.drawerBtnTleUrl.setOnClickListener {
-            TleSourcesDialogFragment(viewModel.getTleSources()).apply {
-                setSourcesListener(this@MainActivity)
-                show(supportFragmentManager, "TleSourcesDialog")
-            }
-            mainBinding.drawerLayout.closeDrawers()
-            it.lockButton()
-        }
-        drawerBinding.drawerBtnGithub.setOnClickListener {
-            val gitHubUrl = "https://github.com/rt-bishop/LookingSat"
-            val githubIntent = Intent(Intent.ACTION_VIEW, Uri.parse(gitHubUrl))
-            startActivity(githubIntent)
-        }
-    }
-
-    override fun onSourcesSubmit(list: List<TleSource>) {
-        viewModel.updateSatData(list)
-    }
-
-    private fun View.lockButton() {
-        lifecycleScope.launch {
-            this@lockButton.isEnabled = false
-            delay(3000)
-            this@lockButton.isEnabled = true
-        }
-    }
-
-    private fun hasPermissions(context: Context, permissions: Array<String>): Boolean =
-        permissions.all {
-            ActivityCompat.checkSelfPermission(context, it) == PackageManager.PERMISSION_GRANTED
-        }
-
-    override fun onSupportNavigateUp(): Boolean {
-        val navController = findNavController(R.id.nav_host)
-        return navController.navigateUp(appBarConfig) || super.onSupportNavigateUp()
-    }
-
-    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
-        if (requestCode == pickFileReqCode && resultCode == RESULT_OK) {
-            data?.data?.also { uri ->
-                viewModel.updateEntriesFromFile(uri)
-            }
-        } else {
-            super.onActivityResult(requestCode, resultCode, data)
-        }
-    }
-}
+//    private fun gotoGitHub() {
+//        val gitHubUrl = "https://github.com/rt-bishop/LookingSat"
+//        val githubIntent = Intent(Intent.ACTION_VIEW, Uri.parse(gitHubUrl))
+//        startActivity(githubIntent)
+//    }
+//
+//    private fun View.lockButton() {
+//        lifecycleScope.launch {
+//            this@lockButton.isEnabled = false
+//            delay(3000)
+//            this@lockButton.isEnabled = true
+//        }
+//    }
+}

app/src/main/java/com/rtbishop/look4sat/ui/NavActivity.kt

@@ -1,19 +0,0 @@
-package com.rtbishop.look4sat.ui
-
-import android.os.Bundle
-import androidx.appcompat.app.AppCompatActivity
-import androidx.navigation.fragment.NavHostFragment
-import androidx.navigation.ui.setupWithNavController
-import com.rtbishop.look4sat.R
-import com.rtbishop.look4sat.databinding.ActivityNavBinding
-
-class NavActivity : AppCompatActivity() {
-
-    override fun onCreate(savedInstanceState: Bundle?) {
-        super.onCreate(savedInstanceState)
-        val binding = ActivityNavBinding.inflate(layoutInflater)
-        setContentView(binding.root)
-        val navHost = supportFragmentManager.findFragmentById(R.id.nav_frag) as NavHostFragment
-        binding.navBottom.setupWithNavController(navHost.navController)
-    }
-}

app/src/main/java/com/rtbishop/look4sat/ui/SharedViewModel.kt

@@ -52,14 +52,12 @@ class SharedViewModel @Inject constructor(
 
     fun getTransmittersForSat(id: Int) = liveData { emit(repository.getTransmittersByCatNum(id)) }
     fun getPassList(): LiveData<Result<MutableList<SatPass>>> = _satPassList
-    fun getUpdateStatus(): LiveData<Result<Int>> = _updateStatus
     fun getGSP(): LiveData<Result<GroundStationPosition>> = _gsp
 
     fun getCompass() = prefsManager.getCompass()
     fun getRefreshRate() = prefsManager.getRefreshRate()
     fun getHoursAhead() = prefsManager.getHoursAhead()
     fun getMinElevation() = prefsManager.getMinElevation()
-    fun setPositionFromPref() = _gsp.postValue(Result.Success(prefsManager.getPosition()))
     suspend fun getAllEntries() = repository.getAllEntries()
 
     fun setPassPrefs(hoursAhead: Int, minEl: Double) {

app/src/main/java/com/rtbishop/look4sat/ui/fragments/MapViewFragment.kt

@@ -1,149 +0,0 @@
-/*
- * Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
- * Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-package com.rtbishop.look4sat.ui.fragments
-
-import android.os.Bundle
-import android.view.View
-import androidx.appcompat.app.AlertDialog
-import androidx.fragment.app.Fragment
-import androidx.fragment.app.FragmentActivity
-import androidx.lifecycle.ViewModelProvider
-import androidx.lifecycle.lifecycleScope
-import com.github.amsacode.predict4java.GroundStationPosition
-import com.github.amsacode.predict4java.TLE
-import com.rtbishop.look4sat.Look4SatApp
-import com.rtbishop.look4sat.R
-import com.rtbishop.look4sat.dagger.ViewModelFactory
-import com.rtbishop.look4sat.data.Result
-import com.rtbishop.look4sat.data.SatPass
-import com.rtbishop.look4sat.databinding.FragmentMapViewBinding
-import com.rtbishop.look4sat.ui.SharedViewModel
-import com.rtbishop.look4sat.ui.views.MapView
-import com.rtbishop.look4sat.utility.Extensions.toast
-import com.rtbishop.look4sat.utility.PassPredictor
-import kotlinx.coroutines.delay
-import kotlinx.coroutines.launch
-import java.util.*
-import javax.inject.Inject
-
-class MapViewFragment : Fragment(R.layout.fragment_map_view) {
-
-    @Inject
-    lateinit var modelFactory: ViewModelFactory
-    private lateinit var mainActivity: FragmentActivity
-    private lateinit var viewModel: SharedViewModel
-    private lateinit var mapView: MapView
-    private lateinit var predictor: PassPredictor
-    private lateinit var selectedSat: TLE
-    private lateinit var binding: FragmentMapViewBinding
-    private var gsp = GroundStationPosition(0.0, 0.0, 0.0)
-    private var satPassList = emptyList<SatPass>()
-    private var checkedItem = 0
-
-    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        super.onViewCreated(view, savedInstanceState)
-        binding = FragmentMapViewBinding.bind(view)
-        mainActivity = requireActivity()
-        (mainActivity.application as Look4SatApp).appComponent.inject(this)
-        viewModel = ViewModelProvider(mainActivity, modelFactory).get(SharedViewModel::class.java)
-        setupObservers(binding)
-    }
-
-    private fun setupObservers(binding: FragmentMapViewBinding) {
-        viewModel.getGSP().observe(viewLifecycleOwner, { result ->
-            when (result) {
-                is Result.Success -> gsp = result.data
-            }
-        })
-
-        viewModel.getPassList().observe(viewLifecycleOwner, { result ->
-            when (result) {
-                is Result.Success -> {
-                    satPassList = result.data
-                    setupMapView(binding)
-                }
-            }
-        })
-    }
-
-    private fun setupMapView(binding: FragmentMapViewBinding) {
-        if (satPassList.isNotEmpty()) {
-            satPassList = satPassList.distinctBy { it.tle }
-            satPassList = satPassList.sortedBy { it.tle.name }
-            binding.fabMap.setOnClickListener { showSelectSatDialog(satPassList) }
-            selectedSat = satPassList.first().tle
-            predictor = satPassList.first().predictor
-            mapView = MapView(mainActivity, gsp)
-            mapView.setList(satPassList)
-            mapView.setChecked(checkedItem)
-            binding.frameMap.addView(mapView)
-            refreshView()
-        } else {
-            binding.fabMap.setOnClickListener {
-                getString(R.string.err_no_sat_selected).toast(mainActivity)
-            }
-        }
-    }
-
-    private fun refreshView() {
-        lifecycleScope.launch {
-            while (true) {
-                mapView.invalidate()
-                setDataToTextViews()
-                delay(viewModel.getRefreshRate())
-            }
-        }
-    }
-
-    private fun showSelectSatDialog(list: List<SatPass>) {
-        val tleArray = arrayOfNulls<String>(list.size).apply {
-            list.withIndex().forEach {
-                this[it.index] = it.value.tle.name
-            }
-        }
-
-        val builder = AlertDialog.Builder(mainActivity)
-        builder.setTitle(getString(R.string.dialog_show_track))
-            .setSingleChoiceItems(tleArray, checkedItem) { dialog, which ->
-                checkedItem = which
-                selectedSat = list[which].tle
-                predictor = list[which].predictor
-                mapView.setChecked(checkedItem)
-                mapView.invalidate()
-                dialog.dismiss()
-            }
-            .create()
-            .show()
-    }
-
-    private fun setDataToTextViews() {
-        val currentTime = Date(System.currentTimeMillis())
-        val position = predictor.getSatPos(currentTime)
-        var lon = Math.toDegrees(position.longitude).toFloat()
-        val lat = Math.toDegrees(position.latitude).toFloat()
-        val rng = position.range
-
-        if (lon > 180f) lon -= 360f
-
-        binding.tvMapLat.text = String.format(mainActivity.getString(R.string.pat_latitude), lat)
-        binding.tvMapLon.text = String.format(mainActivity.getString(R.string.pat_longitude), lon)
-        binding.tvMapRng.text = String.format(mainActivity.getString(R.string.pat_distance), rng)
-    }
-}

app/src/main/java/com/rtbishop/look4sat/ui/fragments/PassListFragment.kt

@@ -21,13 +21,8 @@ package com.rtbishop.look4sat.ui.fragments
 
 import android.os.Bundle
 import android.os.CountDownTimer
-import android.view.LayoutInflater
 import android.view.View
-import android.view.ViewGroup
 import android.widget.EditText
-import android.widget.ImageButton
-import android.widget.TextView
-import android.widget.Toast
 import androidx.appcompat.app.AlertDialog
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentActivity
@@ -44,7 +39,7 @@ import com.rtbishop.look4sat.data.SatPass
 import com.rtbishop.look4sat.databinding.FragmentPassListBinding
 import com.rtbishop.look4sat.ui.SharedViewModel
 import com.rtbishop.look4sat.ui.adapters.SatPassAdapter
-import com.rtbishop.look4sat.utility.Extensions.toast
+import com.rtbishop.look4sat.utility.Extensions.snack
 import com.rtbishop.look4sat.utility.PrefsManager
 import kotlinx.coroutines.launch
 import java.util.*
@@ -61,36 +56,23 @@ class PassListFragment : Fragment(R.layout.fragment_pass_list) {
 
     private lateinit var viewModel: SharedViewModel
     private lateinit var satPassAdapter: SatPassAdapter
-    private lateinit var btnPassPrefs: ImageButton
     private lateinit var aosTimer: CountDownTimer
-    private lateinit var aosTimerText: TextView
     private lateinit var mainActivity: FragmentActivity
+    private lateinit var binding: FragmentPassListBinding
     private var isTimerSet: Boolean = false
     private var satPassList: MutableList<SatPass> = mutableListOf()
 
-    private var _binding: FragmentPassListBinding? = null
-    private val binding get() = _binding!!
-
-    override fun onCreateView(
-        inflater: LayoutInflater,
-        container: ViewGroup?,
-        savedInstanceState: Bundle?
-    ): View? {
-        _binding = FragmentPassListBinding.inflate(inflater, container, false)
-        return binding.root
-    }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         mainActivity = requireActivity()
+        binding = FragmentPassListBinding.bind(view)
         (mainActivity.application as Look4SatApp).appComponent.inject(this)
         viewModel = ViewModelProvider(mainActivity, modelFactory).get(SharedViewModel::class.java)
         satPassAdapter = SatPassAdapter(satPassList, prefsManager)
-        aosTimerText = mainActivity.findViewById(R.id.toolbar_timer)
-        btnPassPrefs = mainActivity.findViewById(R.id.toolbar_filter)
 
-        setupObservers(binding)
-        setupComponents(binding)
+        setupObservers()
+        setupComponents()
     }
 
     override fun onStart() {
@@ -100,7 +82,7 @@ class PassListFragment : Fragment(R.layout.fragment_pass_list) {
         }
     }
 
-    private fun setupObservers(binding: FragmentPassListBinding) {
+    private fun setupObservers() {
         viewModel.getPassList().observe(viewLifecycleOwner, { result ->
             when (result) {
                 is Result.Success -> {
@@ -114,16 +96,16 @@ class PassListFragment : Fragment(R.layout.fragment_pass_list) {
                         binding.recPassList.visibility = View.INVISIBLE
                     }
                     setTimer()
-                    binding.refLayoutPassList.isRefreshing = false
+//                    binding.refLayoutPassList.isRefreshing = false
                 }
                 is Result.InProgress -> {
-                    binding.refLayoutPassList.isRefreshing = true
+//                    binding.refLayoutPassList.isRefreshing = true
                 }
             }
         })
     }
 
-    private fun setupComponents(binding: FragmentPassListBinding) {
+    private fun setupComponents() {
         binding.recPassList.apply {
             layoutManager = LinearLayoutManager(mainActivity)
             adapter = satPassAdapter
@@ -133,17 +115,17 @@ class PassListFragment : Fragment(R.layout.fragment_pass_list) {
         satPassAdapter.setList(satPassList)
         setTimer()
 
-        binding.refLayoutPassList.setProgressBackgroundColorSchemeResource(R.color.themeAccent)
-        binding.refLayoutPassList.setColorSchemeResources(R.color.backgroundDark)
-        binding.refLayoutPassList.setOnRefreshListener { viewModel.calculatePasses() }
-        btnPassPrefs.setOnClickListener {
+//        binding.refLayoutPassList.setProgressBackgroundColorSchemeResource(R.color.themeAccent)
+//        binding.refLayoutPassList.setColorSchemeResources(R.color.backgroundDark)
+//        binding.refLayoutPassList.setOnRefreshListener { viewModel.calculatePasses() }
+        binding.toolbarFilter.setOnClickListener {
             showSatPassPrefsDialog(viewModel.getHoursAhead(), viewModel.getMinElevation())
         }
         binding.fabSatSelect.setOnClickListener {
             lifecycleScope.launch {
                 val list = viewModel.getAllEntries() as MutableList
                 if (list.isEmpty()) {
-                    getString(R.string.err_update_data).toast(mainActivity, Toast.LENGTH_SHORT)
+                    getString(R.string.err_update_data).snack(requireView())
                 } else {
                     showSelectSatDialog(list)
                 }
@@ -167,23 +149,17 @@ class PassListFragment : Fragment(R.layout.fragment_pass_list) {
                     val elevation = elevationStr.toDouble()
                     when {
                         hours < 1 || hours > 168 -> {
-                            getString(R.string.pref_hours_ahead_input_error).toast(
-                                mainActivity,
-                                Toast.LENGTH_SHORT
-                            )
+                            getString(R.string.pref_hours_ahead_input_error).snack(requireView())
                         }
                         elevation < 0 || elevation > 90 -> {
-                            getString(R.string.pref_min_el_input_error).toast(
-                                mainActivity,
-                                Toast.LENGTH_SHORT
-                            )
+                            getString(R.string.pref_min_el_input_error).snack(requireView())
                         }
                         else -> {
                             viewModel.setPassPrefs(hours, elevation)
                             viewModel.calculatePasses()
                         }
                     }
-                } else getString(R.string.err_enter_value).toast(mainActivity, Toast.LENGTH_SHORT)
+                } else getString(R.string.err_enter_value).snack(requireView())
 
             }
             setNegativeButton(getString(android.R.string.cancel)) { dialog, _ ->
@@ -234,7 +210,7 @@ class PassListFragment : Fragment(R.layout.fragment_pass_list) {
             }
 
             override fun onTick(millisUntilFinished: Long) {
-                aosTimerText.text = String.format(
+                binding.toolbarTimer.text = String.format(
                     mainActivity.getString(R.string.pat_timer),
                     TimeUnit.MILLISECONDS.toHours(millisUntilFinished) % 60,
                     TimeUnit.MILLISECONDS.toMinutes(millisUntilFinished) % 60,
@@ -254,7 +230,7 @@ class PassListFragment : Fragment(R.layout.fragment_pass_list) {
             }
 
             override fun onTick(millisUntilFinished: Long) {
-                aosTimerText.text = String.format(
+                binding.toolbarTimer.text = String.format(
                     mainActivity.getString(R.string.pat_timer),
                     TimeUnit.MILLISECONDS.toHours(millisUntilFinished) % 60,
                     TimeUnit.MILLISECONDS.toMinutes(millisUntilFinished) % 60,
@@ -270,12 +246,7 @@ class PassListFragment : Fragment(R.layout.fragment_pass_list) {
             aosTimer.cancel()
             isTimerSet = false
         }
-        if (resetToNull) aosTimerText.text =
+        if (resetToNull) binding.toolbarTimer.text =
             String.format(getString(R.string.pat_timer), 0, 0, 0)
     }
-
-    override fun onDestroyView() {
-        super.onDestroyView()
-        _binding = null
-    }
 }

app/src/main/java/com/rtbishop/look4sat/ui/fragments/PreferencesFragment.kt

@@ -22,19 +22,14 @@ package com.rtbishop.look4sat.ui.fragments
 import android.content.SharedPreferences
 import android.os.Bundle
 import android.text.InputType
-import androidx.fragment.app.FragmentActivity
-import androidx.lifecycle.ViewModelProvider
 import androidx.preference.EditTextPreference
 import androidx.preference.PreferenceFragmentCompat
 import com.rtbishop.look4sat.R
-import com.rtbishop.look4sat.ui.SharedViewModel
-import com.rtbishop.look4sat.utility.Extensions.toast
+import com.rtbishop.look4sat.utility.Extensions.snack
 
 class PreferencesFragment : PreferenceFragmentCompat(),
     SharedPreferences.OnSharedPreferenceChangeListener {
 
-    private lateinit var mainActivity: FragmentActivity
-    private lateinit var viewModel: SharedViewModel
     private lateinit var keyLat: String
     private lateinit var keyLon: String
     private lateinit var keyAlt: String
@@ -43,14 +38,10 @@ class PreferencesFragment : PreferenceFragmentCompat(),
     override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
         setPreferencesFromResource(R.xml.preference, rootKey)
         val provider = EditTextPreference.SimpleSummaryProvider.getInstance()
-
-        mainActivity = requireActivity()
-        viewModel = ViewModelProvider(mainActivity).get(SharedViewModel::class.java)
-
-        keyLat = mainActivity.getString(R.string.pref_lat_key)
-        keyLon = mainActivity.getString(R.string.pref_lon_key)
-        keyAlt = mainActivity.getString(R.string.pref_alt_key)
-        keyDelay = mainActivity.getString(R.string.pref_refresh_rate_key)
+        keyLat = preferenceManager.context.getString(R.string.pref_lat_key)
+        keyLon = preferenceManager.context.getString(R.string.pref_lon_key)
+        keyAlt = preferenceManager.context.getString(R.string.pref_alt_key)
+        keyDelay = preferenceManager.context.getString(R.string.pref_refresh_rate_key)
 
         findPreference<EditTextPreference>(keyLat)?.apply {
             summaryProvider = provider
@@ -62,7 +53,7 @@ class PreferencesFragment : PreferenceFragmentCompat(),
             setOnPreferenceChangeListener { _, newValue ->
                 val valueStr = newValue.toString()
                 if (valueStr.isEmpty() || valueStr == "-" || valueStr.toDouble() < -90.0 || valueStr.toDouble() > 90.0) {
-                    getString(R.string.pref_lat_input_error).toast(mainActivity)
+                    getString(R.string.pref_lat_input_error).snack(requireView())
                     return@setOnPreferenceChangeListener false
                 }
                 return@setOnPreferenceChangeListener true
@@ -79,7 +70,7 @@ class PreferencesFragment : PreferenceFragmentCompat(),
             setOnPreferenceChangeListener { _, newValue ->
                 val valueStr = newValue.toString()
                 if (valueStr.isEmpty() || valueStr == "-" || valueStr.toDouble() < -180.0 || valueStr.toDouble() > 180.0) {
-                    getString(R.string.pref_lon_input_error).toast(mainActivity)
+                    getString(R.string.pref_lon_input_error).snack(requireView())
                     return@setOnPreferenceChangeListener false
                 }
                 return@setOnPreferenceChangeListener true
@@ -96,7 +87,7 @@ class PreferencesFragment : PreferenceFragmentCompat(),
             setOnPreferenceChangeListener { _, newValue ->
                 val valueStr = newValue.toString()
                 if (valueStr.isEmpty() || valueStr == "-" || valueStr.toDouble() < -413.0 || valueStr.toDouble() > 8850.0) {
-                    getString(R.string.pref_alt_input_error).toast(mainActivity)
+                    getString(R.string.pref_alt_input_error).snack(requireView())
                     return@setOnPreferenceChangeListener false
                 }
                 return@setOnPreferenceChangeListener true
@@ -109,7 +100,7 @@ class PreferencesFragment : PreferenceFragmentCompat(),
             setOnPreferenceChangeListener { _, newValue ->
                 val valueStr = newValue.toString()
                 if (valueStr.isEmpty() || valueStr.toLong() < 250 || valueStr.toLong() > 10000) {
-                    getString(R.string.pref_refresh_rate_input_error).toast(mainActivity)
+                    getString(R.string.pref_refresh_rate_input_error).snack(requireView())
                     return@setOnPreferenceChangeListener false
                 }
                 return@setOnPreferenceChangeListener true
@@ -117,9 +108,7 @@ class PreferencesFragment : PreferenceFragmentCompat(),
         }
     }
 
-    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
-        if (key == keyLat || key == keyLon || key == keyAlt) viewModel.setPositionFromPref()
-    }
+    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {}
 
     override fun onResume() {
         super.onResume()

app/src/main/java/com/rtbishop/look4sat/utility/Extensions.kt

@@ -1,11 +1,11 @@
 package com.rtbishop.look4sat.utility
 
-import android.content.Context
-import android.widget.Toast
+import android.view.View
+import com.google.android.material.snackbar.Snackbar
 
 object Extensions {
 
-    fun String.toast(context: Context, duration: Int = Toast.LENGTH_SHORT): Toast {
-        return Toast.makeText(context, this, duration).apply { show() }
+    fun String.snack(view: View) {
+        Snackbar.make(view, this, Snackbar.LENGTH_SHORT).show()
     }
 }

app/src/main/res/drawable/ic_about.xml

@@ -1,28 +0,0 @@
-<!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
-    android:viewportWidth="24.0"
-    android:viewportHeight="24.0">
-    <path
-        android:fillColor="#C0C0C0"
-        android:pathData="M12,2C6.48,2 2,6.48 2,12s4.48,10 10,10 10,-4.48 10,-10S17.52,2 12,2zM13,19h-2v-2h2v2zM15.07,11.25l-0.9,0.92C13.45,12.9 13,13.5 13,15h-2v-0.5c0,-1.1 0.45,-2.1 1.17,-2.83l1.24,-1.26c0.37,-0.36 0.59,-0.86 0.59,-1.41 0,-1.1 -0.9,-2 -2,-2s-2,0.9 -2,2L8,9c0,-2.21 1.79,-4 4,-4s4,1.79 4,4c0,0.88 -0.36,1.68 -0.93,2.25z" />
-</vector>

app/src/main/res/drawable/ic_sat_asc_right.xml

@@ -1,57 +0,0 @@
-<!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:width="128dp"
-    android:height="128dp"
-    android:viewportWidth="128"
-    android:viewportHeight="128">
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FF000000"
-        android:fillType="evenOdd"
-        android:pathData="m22.862,13.879a2.864,2.864 90,0 0,-1.701 0.85l-19.334,19.331a2.864,2.864 90,0 0,0 4.027l26.584,26.625a2.864,2.864 90,0 0,1.835 0.805l7.922,0.626 -5.773,5.772a2.864,2.864 90,0 0,0 4.027l19.602,19.644a2.864,2.864 90,0 0,4.073 0l5.773,-5.772 0.627,7.92a2.864,2.864 90,0 0,0.805 1.835l26.629,26.58a2.864,2.864 90,0 0,4.073 0l19.289,-19.286a2.864,2.864 90,0 0,0 -4.072l-26.584,-26.625a2.864,2.864 90,0 0,-1.835 -0.805l-7.922,-0.626 5.773,-5.772a2.864,2.864 90,0 0,0 -4.072l-19.603,-19.599a2.864,2.864 90,0 0,-4.073 0l-5.773,5.772 -0.626,-7.92a2.864,2.864 90,0 0,-0.806 -1.835l-26.629,-26.58a2.864,2.864 90,0 0,-2.059 -0.85,2.864 2.864,90 0,0 -0.269,0zM23.175,20.77 L47.03,44.62 47.835,55.315 42.42,60.729 31.724,59.879 7.87,36.074zM72.674,80.15 L83.371,81 107.225,104.806 91.919,120.109 68.109,96.259 67.259,85.564z"
-        android:strokeColor="#00000000"
-        tools:ignore="VectorPath" />
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FF000000"
-        android:fillType="evenOdd"
-        android:pathData="m65.347,12.194a2.864,2.864 90,1 0,0 5.727c11.457,0 22.876,4.351 31.634,13.107 8.741,8.74 13.095,20.174 13.095,31.614a2.864,2.864 90,1 0,5.728 0c0,-12.897 -4.935,-25.829 -14.773,-35.664 -9.85,-9.848 -22.772,-14.785 -35.684,-14.785z"
-        android:strokeColor="#00000000" />
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FF000000"
-        android:fillType="evenOdd"
-        android:pathData="m65.347,1a2.864,2.864 90,1 0,0 5.727c14.325,0 28.612,5.441 39.547,16.375 10.935,10.933 16.378,25.233 16.378,39.541a2.864,2.864 90,1 0,5.728 0c0,-15.763 -6.025,-31.562 -18.055,-43.59 -12.029,-12.028 -27.818,-18.052 -43.597,-18.052z"
-        android:strokeColor="#00000000" />
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FF000000"
-        android:fillType="evenOdd"
-        android:pathData="m65.347,23.302a2.864,2.864 90,1 0,0 5.727c8.62,0 17.201,3.263 23.778,9.839 6.577,6.576 9.855,15.174 9.855,23.774a2.864,2.864 90,1 0,5.728 0c0,-10.061 -3.861,-20.153 -11.533,-27.824 -7.672,-7.671 -17.756,-11.517 -27.829,-11.517z"
-        android:strokeColor="#00000000" />
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FF000000"
-        android:fillType="evenOdd"
-        android:pathData="m65.347,34.525a2.864,2.864 90,1 0,0 5.727c5.737,0 11.453,2.174 15.836,6.557 4.384,4.383 6.558,10.098 6.558,15.834a2.864,2.864 90,1 0,5.728 0c0,-7.192 -2.757,-14.406 -8.236,-19.883 -5.479,-5.478 -12.693,-8.234 -19.887,-8.234z"
-        android:strokeColor="#00000000" />
-</vector>

app/src/main/res/drawable/ic_sat_desc_left.xml

@@ -1,57 +0,0 @@
-<!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:width="128dp"
-    android:height="128dp"
-    android:viewportWidth="128"
-    android:viewportHeight="128">
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#C0C0C0"
-        android:fillType="evenOdd"
-        android:pathData="m105.138,114.121a2.864,2.864 90,0 0,1.701 -0.85l19.334,-19.331a2.864,2.864 90,0 0,-0 -4.027l-26.584,-26.625a2.864,2.864 90,0 0,-1.835 -0.805l-7.922,-0.626 5.773,-5.772a2.864,2.864 90,0 0,-0 -4.027l-19.602,-19.644a2.864,2.864 90,0 0,-4.073 -0l-5.773,5.772 -0.627,-7.92a2.864,2.864 90,0 0,-0.805 -1.835l-26.629,-26.58a2.864,2.864 90,0 0,-4.073 -0l-19.289,19.286a2.864,2.864 90,0 0,-0 4.072l26.584,26.625a2.864,2.864 90,0 0,1.835 0.805l7.922,0.626 -5.773,5.772a2.864,2.864 90,0 0,-0 4.072l19.603,19.599a2.864,2.864 90,0 0,4.073 -0l5.773,-5.772 0.626,7.92a2.864,2.864 90,0 0,0.806 1.835l26.629,26.58a2.864,2.864 90,0 0,2.059 0.85,2.864 2.864,90 0,0 0.269,-0zM104.825,107.23 L80.97,83.38 80.165,72.685 85.58,67.271 96.276,68.121 120.13,91.926zM55.326,47.85 L44.629,47 20.775,23.194 36.081,7.891 59.891,31.741 60.741,42.436z"
-        android:strokeColor="#00000000"
-        tools:ignore="VectorPath" />
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FFE082"
-        android:fillType="evenOdd"
-        android:pathData="m62.653,115.806a2.864,2.864 90,1 0,-0 -5.727c-11.457,-0 -22.876,-4.351 -31.634,-13.107 -8.741,-8.74 -13.095,-20.174 -13.095,-31.614a2.864,2.864 90,1 0,-5.728 -0c-0,12.897 4.935,25.829 14.773,35.664 9.85,9.848 22.772,14.785 35.684,14.785z"
-        android:strokeColor="#00000000" />
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FFE082"
-        android:fillType="evenOdd"
-        android:pathData="m62.653,127a2.864,2.864 90,1 0,-0 -5.727c-14.325,-0 -28.612,-5.441 -39.547,-16.375 -10.935,-10.933 -16.378,-25.233 -16.378,-39.541a2.864,2.864 90,1 0,-5.728 -0c-0,15.763 6.025,31.562 18.055,43.59 12.029,12.028 27.818,18.052 43.597,18.052z"
-        android:strokeColor="#00000000" />
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FFE082"
-        android:fillType="evenOdd"
-        android:pathData="m62.653,104.698a2.864,2.864 90,1 0,-0 -5.727c-8.62,-0 -17.201,-3.263 -23.778,-9.839 -6.577,-6.576 -9.855,-15.174 -9.855,-23.774a2.864,2.864 90,1 0,-5.728 -0c-0,10.061 3.861,20.153 11.533,27.824 7.672,7.671 17.756,11.517 27.829,11.517z"
-        android:strokeColor="#00000000" />
-    <path
-        android:fillAlpha="1"
-        android:fillColor="#FFE082"
-        android:fillType="evenOdd"
-        android:pathData="m62.653,93.475a2.864,2.864 90,1 0,-0 -5.727c-5.737,-0 -11.453,-2.174 -15.836,-6.557 -4.384,-4.383 -6.558,-10.098 -6.558,-15.834a2.864,2.864 90,1 0,-5.728 -0c-0,7.192 2.757,14.406 8.236,19.883 5.479,5.478 12.693,8.234 19.887,8.234z"
-        android:strokeColor="#00000000" />
-</vector>

app/src/main/res/drawable/ic_update_loc.xml

@@ -1,28 +0,0 @@
-<!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="32dp"
-    android:height="32dp"
-    android:viewportWidth="24.0"
-    android:viewportHeight="24.0">
-    <path
-        android:fillColor="@color/themeIcon"
-        android:pathData="M12,8c-2.21,0 -4,1.79 -4,4s1.79,4 4,4 4,-1.79 4,-4 -1.79,-4 -4,-4zM20.94,11c-0.46,-4.17 -3.77,-7.48 -7.94,-7.94L13,1h-2v2.06C6.83,3.52 3.52,6.83 3.06,11L1,11v2h2.06c0.46,4.17 3.77,7.48 7.94,7.94L11,23h2v-2.06c4.17,-0.46 7.48,-3.77 7.94,-7.94L23,13v-2h-2.06zM12,19c-3.87,0 -7,-3.13 -7,-7s3.13,-7 7,-7 7,3.13 7,7 -3.13,7 -7,7z" />
-</vector>

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

@@ -1,44 +1,38 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<androidx.drawerlayout.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/drawer_layout"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    android:fitsSystemWindows="true"
-    tools:openDrawer="start">
+    android:layout_height="match_parent">
 
-    <include
-        android:id="@+id/include_app_bar"
-        layout="@layout/app_bar_main"
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toTopOf="@+id/nav_bottom"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <androidx.fragment.app.FragmentContainerView
+            android:id="@+id/nav_frag"
+            android:name="androidx.navigation.fragment.NavHostFragment"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            app:defaultNavHost="true"
+            app:navGraph="@navigation/nav_graph" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+    <com.google.android.material.bottomnavigation.BottomNavigationView
+        android:id="@+id/nav_bottom"
         android:layout_width="match_parent"
-        android:layout_height="match_parent" />
+        android:layout_height="48dp"
+        app:itemIconSize="24dp"
+        app:itemIconTint="@color/nav_item_selector"
+        app:itemTextColor="@color/nav_item_selector"
+        app:labelVisibilityMode="selected"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:menu="@menu/nav_menu" />
 
-    <com.google.android.material.navigation.NavigationView
-        android:id="@+id/nav_view"
-        android:layout_width="wrap_content"
-        android:layout_height="match_parent"
-        android:layout_gravity="start"
-        android:fitsSystemWindows="true"
-        app:headerLayout="@layout/drawer_header"
-        app:menu="@menu/drawer_menu" />
-
-</androidx.drawerlayout.widget.DrawerLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -1,38 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent">
-
-    <androidx.coordinatorlayout.widget.CoordinatorLayout
-        android:layout_width="0dp"
-        android:layout_height="0dp"
-        app:layout_constraintBottom_toTopOf="@+id/nav_bottom"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent">
-
-        <androidx.fragment.app.FragmentContainerView
-            android:id="@+id/nav_frag"
-            android:name="androidx.navigation.fragment.NavHostFragment"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            app:defaultNavHost="true"
-            app:navGraph="@navigation/temp_graph" />
-
-    </androidx.coordinatorlayout.widget.CoordinatorLayout>
-
-    <com.google.android.material.bottomnavigation.BottomNavigationView
-        android:id="@+id/nav_bottom"
-        android:layout_width="match_parent"
-        android:layout_height="48dp"
-        app:itemIconSize="24dp"
-        app:itemIconTint="@color/nav_item_selector"
-        app:itemTextColor="@color/nav_item_selector"
-        app:labelVisibilityMode="selected"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:menu="@menu/nav_menu" />
-
-</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -1,71 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<androidx.coordinatorlayout.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".ui.MainActivity">
-
-    <com.google.android.material.appbar.AppBarLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content">
-
-        <androidx.appcompat.widget.Toolbar
-            android:id="@+id/toolbar"
-            android:layout_width="match_parent"
-            android:layout_height="?attr/actionBarSize"
-            app:titleTextColor="@color/themeAccent">
-
-            <androidx.constraintlayout.widget.ConstraintLayout
-                android:id="@+id/toolbar_layout"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent">
-
-                <TextView
-                    android:id="@+id/toolbar_timer"
-                    style="@style/ToolbarText"
-                    android:layout_width="0dp"
-                    android:layout_height="0dp"
-                    android:layout_marginEnd="24dp"
-                    app:layout_constraintBottom_toBottomOf="parent"
-                    app:layout_constraintEnd_toStartOf="@+id/toolbar_filter"
-                    app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toTopOf="parent" />
-
-                <ImageButton
-                    android:id="@+id/toolbar_filter"
-                    style="@style/ToolbarButton"
-                    android:contentDescription="@string/placeholder"
-                    app:layout_constraintBottom_toBottomOf="parent"
-                    app:layout_constraintEnd_toEndOf="parent"
-                    app:layout_constraintTop_toTopOf="parent" />
-
-            </androidx.constraintlayout.widget.ConstraintLayout>
-
-        </androidx.appcompat.widget.Toolbar>
-
-    </com.google.android.material.appbar.AppBarLayout>
-
-    <include
-        android:id="@+id/include_main_content"
-        layout="@layout/content_main" />
-
-</androidx.coordinatorlayout.widget.CoordinatorLayout>

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

@@ -1,40 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    app:layout_behavior="@string/appbar_scrolling_view_behavior"
-    tools:showIn="@layout/app_bar_main">
-
-    <fragment
-        android:id="@+id/nav_host"
-        android:name="androidx.navigation.fragment.NavHostFragment"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        app:defaultNavHost="true"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintLeft_toLeftOf="parent"
-        app:layout_constraintRight_toRightOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:navGraph="@navigation/nav_graph"
-        tools:ignore="FragmentTagUsage" />
-</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -1,176 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/drawer_layout"
-    android:layout_width="match_parent"
-    android:layout_height="wrap_content"
-    android:background="@drawable/ic_launcher_background"
-    android:theme="@style/ThemeOverlay.AppCompat.Dark">
-
-    <TextView
-        android:id="@+id/drawer_title"
-        style="@style/DrawerHeader.Title"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="4dp"
-        android:text="@string/drawer_title"
-        app:layout_constraintEnd_toStartOf="@+id/drawer_sat_img"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintHorizontal_chainStyle="spread_inside"
-        app:layout_constraintStart_toStartOf="@+id/guidelineLeft"
-        app:layout_constraintTop_toTopOf="@+id/guidelineTop" />
-
-    <ImageView
-        android:id="@+id/drawer_sat_img"
-        android:layout_width="0dp"
-        android:layout_height="0dp"
-        android:layout_marginTop="4dp"
-        android:layout_marginEnd="4dp"
-        android:layout_marginBottom="4dp"
-        android:contentDescription="@string/app_name"
-        app:layout_constraintBottom_toBottomOf="@+id/drawer_title"
-        app:layout_constraintDimensionRatio="1:1"
-        app:layout_constraintEnd_toStartOf="@+id/guidelineRight"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintStart_toEndOf="@+id/drawer_title"
-        app:layout_constraintTop_toTopOf="@+id/drawer_title"
-        app:srcCompat="@drawable/ic_sat_desc_left" />
-
-    <TextView
-        android:id="@+id/drawer_lat"
-        style="@style/DrawerHeader.Item"
-        android:layout_marginStart="4dp"
-        android:text="@string/drawer_lat_text"
-        app:layout_constraintBaseline_toBaselineOf="@+id/drawer_lat_value"
-        app:layout_constraintStart_toStartOf="@+id/guidelineLeft" />
-
-    <TextView
-        android:id="@+id/drawer_lat_value"
-        style="@style/DrawerHeader.ItemValue"
-        android:layout_width="wrap_content"
-        android:layout_marginTop="4dp"
-        android:text="@string/pat_location"
-        app:layout_constraintStart_toStartOf="@+id/drawer_lon_value"
-        app:layout_constraintTop_toBottomOf="@+id/drawer_sat_img" />
-
-    <TextView
-        android:id="@+id/drawer_lon"
-        style="@style/DrawerHeader.Item"
-        android:layout_marginStart="4dp"
-        android:text="@string/drawer_lon_text"
-        app:layout_constraintBaseline_toBaselineOf="@+id/drawer_lon_value"
-        app:layout_constraintStart_toStartOf="@+id/guidelineLeft" />
-
-    <TextView
-        android:id="@+id/drawer_lon_value"
-        style="@style/DrawerHeader.ItemValue"
-        android:layout_width="wrap_content"
-        android:text="@string/pat_location"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintHorizontal_bias="0.1"
-        app:layout_constraintStart_toEndOf="@+id/mainBarrier"
-        app:layout_constraintTop_toBottomOf="@+id/drawer_lat_value" />
-
-    <androidx.appcompat.widget.AppCompatButton
-        android:id="@+id/drawer_btn_loc"
-        style="@style/DrawerHeader.Button"
-        android:layout_width="0dp"
-        android:drawableEnd="@drawable/ic_update_loc"
-        android:text="@string/update_loc"
-        app:layout_constraintBottom_toTopOf="@+id/drawer_btn_tle_file"
-        app:layout_constraintEnd_toStartOf="@+id/guidelineRight"
-        app:layout_constraintStart_toStartOf="@+id/guidelineLeft"
-        app:layout_constraintTop_toBottomOf="@+id/drawer_lon_value" />
-
-    <androidx.appcompat.widget.AppCompatButton
-        android:id="@+id/drawer_btn_tle_file"
-        style="@style/DrawerHeader.Button"
-        android:layout_width="0dp"
-        android:drawableEnd="@drawable/ic_file_open"
-        android:text="@string/import_data_file"
-        app:layout_constraintBottom_toTopOf="@+id/drawer_btn_tle_url"
-        app:layout_constraintEnd_toStartOf="@+id/guidelineRight"
-        app:layout_constraintStart_toStartOf="@+id/guidelineLeft"
-        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_loc" />
-
-    <androidx.appcompat.widget.AppCompatButton
-        android:id="@+id/drawer_btn_tle_url"
-        style="@style/DrawerHeader.Button"
-        android:layout_width="0dp"
-        android:drawableEnd="@drawable/ic_update_tle"
-        android:text="@string/import_data_web"
-        app:layout_constraintBottom_toTopOf="@+id/drawer_btn_github"
-        app:layout_constraintEnd_toStartOf="@+id/guidelineRight"
-        app:layout_constraintStart_toStartOf="@+id/guidelineLeft"
-        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_tle_file" />
-
-    <androidx.appcompat.widget.AppCompatButton
-        android:id="@+id/drawer_btn_github"
-        style="@style/DrawerHeader.Button"
-        android:layout_width="0dp"
-        android:drawableEnd="@drawable/ic_goto_github"
-        android:text="@string/goto_github"
-        app:layout_constraintBottom_toTopOf="@+id/guidelineBottom"
-        app:layout_constraintEnd_toStartOf="@+id/guidelineRight"
-        app:layout_constraintHorizontal_bias="0.5"
-        app:layout_constraintHorizontal_chainStyle="spread_inside"
-        app:layout_constraintStart_toStartOf="@+id/guidelineLeft"
-        app:layout_constraintTop_toBottomOf="@+id/drawer_btn_tle_url" />
-
-    <androidx.constraintlayout.widget.Barrier
-        android:id="@+id/mainBarrier"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        app:barrierDirection="end"
-        app:constraint_referenced_ids="drawer_lat,drawer_lon"
-        tools:layout_editor_absoluteX="101dp"
-        tools:layout_editor_absoluteY="8dp" />
-
-    <androidx.constraintlayout.widget.Guideline
-        android:id="@+id/guidelineTop"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="horizontal"
-        app:layout_constraintGuide_begin="24dp" />
-
-    <androidx.constraintlayout.widget.Guideline
-        android:id="@+id/guidelineLeft"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="vertical"
-        app:layout_constraintGuide_begin="6dp" />
-
-    <androidx.constraintlayout.widget.Guideline
-        android:id="@+id/guidelineRight"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="vertical"
-        app:layout_constraintGuide_end="6dp" />
-
-    <androidx.constraintlayout.widget.Guideline
-        android:id="@+id/guidelineBottom"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:orientation="horizontal"
-        app:layout_constraintGuide_end="6dp" />
-
-</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -1,75 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?><!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".ui.fragments.MapViewFragment">
-
-    <FrameLayout
-        android:id="@+id/frameMap"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:background="@drawable/worldmap_bg_dark"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <com.google.android.material.floatingactionbutton.FloatingActionButton
-        android:id="@+id/fabMap"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="bottom|start"
-        android:layout_marginStart="8dp"
-        android:layout_marginBottom="8dp"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:srcCompat="@drawable/ic_sat_asc_right" />
-
-    <TextView
-        android:id="@+id/tvMapLat"
-        style="@style/MapText"
-        android:layout_marginStart="4dp"
-        android:layout_marginTop="4dp"
-        android:text="@string/pat_latitude"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <TextView
-        android:id="@+id/tvMapLon"
-        style="@style/MapText"
-        android:layout_marginTop="4dp"
-        android:layout_marginEnd="4dp"
-        android:text="@string/pat_longitude"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
-
-    <TextView
-        android:id="@+id/tvMapRng"
-        style="@style/MapText"
-        android:layout_marginEnd="4dp"
-        android:layout_marginBottom="4dp"
-        android:text="@string/pat_distance"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent" />
-
-</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -17,151 +17,189 @@
   ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
   -->
 
-<androidx.swiperefreshlayout.widget.SwipeRefreshLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     android:id="@+id/refLayoutPassList"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
-    <androidx.constraintlayout.widget.ConstraintLayout
+    <com.google.android.material.appbar.AppBarLayout
+        android:id="@+id/appBarLayout"
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="wrap_content"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
 
-        <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/recPassList"
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/toolbar"
+            android:layout_width="match_parent"
+            android:layout_height="?attr/actionBarSize"
+            app:titleTextColor="@color/themeAccent">
+
+            <androidx.constraintlayout.widget.ConstraintLayout
+                android:id="@+id/toolbar_layout"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent">
+
+                <TextView
+                    android:id="@+id/toolbar_timer"
+                    style="@style/ToolbarText"
+                    android:layout_width="0dp"
+                    android:layout_height="0dp"
+                    android:layout_marginEnd="16dp"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintEnd_toEndOf="@+id/toolbar_filter"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toTopOf="parent" />
+
+                <ImageButton
+                    android:id="@+id/toolbar_filter"
+                    style="@style/ToolbarButton"
+                    android:contentDescription="@string/placeholder"
+                    app:layout_constraintBottom_toBottomOf="parent"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintTop_toTopOf="parent" />
+
+            </androidx.constraintlayout.widget.ConstraintLayout>
+
+        </androidx.appcompat.widget.Toolbar>
+
+    </com.google.android.material.appbar.AppBarLayout>
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recPassList"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:paddingBottom="4dp"
+        android:visibility="invisible"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/appBarLayout">
+
+    </androidx.recyclerview.widget.RecyclerView>
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:id="@+id/layoutInfo"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:visibility="visible"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/appBarLayout">
+
+        <ImageView
+            android:id="@+id/imgInfoSwipe"
+            android:layout_width="36dp"
+            android:layout_height="36dp"
+            android:contentDescription="@string/placeholder"
+            app:layout_constraintEnd_toStartOf="@+id/guideRight"
+            app:layout_constraintStart_toStartOf="@+id/guideLeft"
+            app:layout_constraintTop_toTopOf="@+id/guideTop"
+            app:srcCompat="@drawable/ic_arrow_swipe" />
+
+        <TextView
+            android:id="@+id/tvInfoSwipe"
+            style="@style/PassInfoText"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"
+            android:gravity="center"
+            android:text="@string/info_swipe_text"
+            app:layout_constraintEnd_toStartOf="@+id/guideRight"
+            app:layout_constraintStart_toStartOf="@+id/guideLeft"
+            app:layout_constraintTop_toBottomOf="@+id/imgInfoSwipe" />
+
+        <ImageView
+            android:id="@+id/imgInfoSputnik"
             android:layout_width="0dp"
             android:layout_height="0dp"
-            android:paddingBottom="4dp"
-            android:visibility="invisible"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent">
-
-        </androidx.recyclerview.widget.RecyclerView>
-
-        <androidx.constraintlayout.widget.ConstraintLayout
-            android:id="@+id/layoutInfo"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:visibility="visible"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent">
-
-            <ImageView
-                android:id="@+id/imgInfoSwipe"
-                android:layout_width="36dp"
-                android:layout_height="36dp"
-                android:contentDescription="@string/placeholder"
-                app:layout_constraintEnd_toStartOf="@+id/guideRight"
-                app:layout_constraintStart_toStartOf="@+id/guideLeft"
-                app:layout_constraintTop_toTopOf="@+id/guideTop"
-                app:srcCompat="@drawable/ic_arrow_swipe" />
-
-            <TextView
-                android:id="@+id/tvInfoSwipe"
-                style="@style/PassInfoText"
-                android:layout_width="0dp"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="8dp"
-                android:gravity="center"
-                android:text="@string/info_swipe_text"
-                app:layout_constraintEnd_toStartOf="@+id/guideRight"
-                app:layout_constraintStart_toStartOf="@+id/guideLeft"
-                app:layout_constraintTop_toBottomOf="@+id/imgInfoSwipe" />
-
-            <ImageView
-                android:id="@+id/imgInfoSputnik"
-                android:layout_width="0dp"
-                android:layout_height="0dp"
-                android:layout_marginStart="16dp"
-                android:layout_marginTop="16dp"
-                android:layout_marginEnd="16dp"
-                android:layout_marginBottom="16dp"
-                android:contentDescription="@string/placeholder"
-                app:layout_constraintBottom_toTopOf="@+id/tvInfoMain"
-                app:layout_constraintDimensionRatio="1:1"
-                app:layout_constraintEnd_toStartOf="@+id/guideRight"
-                app:layout_constraintStart_toStartOf="@+id/guideLeft"
-                app:layout_constraintTop_toBottomOf="@+id/tvInfoSwipe"
-                app:layout_constraintVertical_chainStyle="packed"
-                app:srcCompat="@drawable/ic_sputnik" />
-
-            <TextView
-                android:id="@+id/tvInfoMain"
-                style="@style/PassInfoText"
-                android:layout_width="0dp"
-                android:layout_height="wrap_content"
-                android:gravity="center"
-                android:text="@string/info_main_text"
-                app:layout_constraintBottom_toTopOf="@+id/tvSatSelect"
-                app:layout_constraintEnd_toStartOf="@+id/guideRight"
-                app:layout_constraintStart_toStartOf="@+id/guideLeft"
-                app:layout_constraintTop_toTopOf="@+id/guideCenter"
-                app:layout_constraintVertical_bias="0.32"
-                app:layout_constraintVertical_chainStyle="spread" />
-
-            <TextView
-                android:id="@+id/tvSatSelect"
-                style="@style/PassInfoText"
-                android:layout_width="0dp"
-                android:layout_height="wrap_content"
-                android:layout_marginEnd="64dp"
-                android:text="@string/info_select_text"
-                app:layout_constraintBottom_toTopOf="@+id/guideBottom"
-                app:layout_constraintEnd_toStartOf="@+id/guideRight"
-                app:layout_constraintStart_toStartOf="@+id/guideLeft" />
-
-            <androidx.constraintlayout.widget.Guideline
-                android:id="@+id/guideTop"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:orientation="horizontal"
-                app:layout_constraintGuide_begin="24dp" />
-
-            <androidx.constraintlayout.widget.Guideline
-                android:id="@+id/guideLeft"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:orientation="vertical"
-                app:layout_constraintGuide_begin="16dp" />
-
-            <androidx.constraintlayout.widget.Guideline
-                android:id="@+id/guideCenter"
-                android:layout_width="0dp"
-                android:layout_height="0dp"
-                android:orientation="horizontal"
-                app:layout_constraintGuide_percent="0.5" />
-
-            <androidx.constraintlayout.widget.Guideline
-                android:id="@+id/guideRight"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:orientation="vertical"
-                app:layout_constraintGuide_end="16dp" />
-
-            <androidx.constraintlayout.widget.Guideline
-                android:id="@+id/guideBottom"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:orientation="horizontal"
-                app:layout_constraintGuide_end="16dp" />
-
-        </androidx.constraintlayout.widget.ConstraintLayout>
-
-        <com.google.android.material.floatingactionbutton.FloatingActionButton
-            android:id="@+id/fabSatSelect"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_gravity="bottom|end"
+            android:layout_marginStart="16dp"
+            android:layout_marginTop="16dp"
             android:layout_marginEnd="16dp"
             android:layout_marginBottom="16dp"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:srcCompat="@drawable/ic_sat_asc_left" />
+            android:contentDescription="@string/placeholder"
+            app:layout_constraintBottom_toTopOf="@+id/tvInfoMain"
+            app:layout_constraintDimensionRatio="1:1"
+            app:layout_constraintEnd_toStartOf="@+id/guideRight"
+            app:layout_constraintStart_toStartOf="@+id/guideLeft"
+            app:layout_constraintTop_toBottomOf="@+id/tvInfoSwipe"
+            app:layout_constraintVertical_chainStyle="packed"
+            app:srcCompat="@drawable/ic_sputnik" />
+
+        <TextView
+            android:id="@+id/tvInfoMain"
+            style="@style/PassInfoText"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:gravity="center"
+            android:text="@string/info_main_text"
+            app:layout_constraintBottom_toTopOf="@+id/tvSatSelect"
+            app:layout_constraintEnd_toStartOf="@+id/guideRight"
+            app:layout_constraintStart_toStartOf="@+id/guideLeft"
+            app:layout_constraintTop_toTopOf="@+id/guideCenter"
+            app:layout_constraintVertical_bias="0.32"
+            app:layout_constraintVertical_chainStyle="spread" />
+
+        <TextView
+            android:id="@+id/tvSatSelect"
+            style="@style/PassInfoText"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginEnd="64dp"
+            android:text="@string/info_select_text"
+            app:layout_constraintBottom_toTopOf="@+id/guideBottom"
+            app:layout_constraintEnd_toStartOf="@+id/guideRight"
+            app:layout_constraintStart_toStartOf="@+id/guideLeft" />
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/guideTop"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            app:layout_constraintGuide_begin="24dp" />
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/guideLeft"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            app:layout_constraintGuide_begin="16dp" />
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/guideCenter"
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            android:orientation="horizontal"
+            app:layout_constraintGuide_percent="0.5" />
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/guideRight"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            app:layout_constraintGuide_end="16dp" />
+
+        <androidx.constraintlayout.widget.Guideline
+            android:id="@+id/guideBottom"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            app:layout_constraintGuide_end="16dp" />
 
     </androidx.constraintlayout.widget.ConstraintLayout>
 
-</androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/fabSatSelect"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:layout_marginEnd="16dp"
+        android:layout_marginBottom="16dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:srcCompat="@drawable/ic_sat_asc_left" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/menu/drawer_menu.xml

@@ -1,47 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
-  ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
-  ~
-  ~ This program is free software; you can redistribute it and/or modify
-  ~ it under the terms of the GNU General Public License as published by
-  ~ the Free Software Foundation; either version 2 of the License, or
-  ~ (at your option) any later version.
-  ~
-  ~ This program is distributed in the hope that it will be useful,
-  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
-  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  ~ GNU General Public License for more details.
-  ~
-  ~ You should have received a copy of the GNU General Public License along
-  ~ with this program; if not, write to the Free Software Foundation, Inc.,
-  ~ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-  -->
-
-<menu xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    tools:showIn="navigation_view">
-
-    <group android:checkableBehavior="single">
-        <item
-            android:id="@+id/nav_pass_list"
-            android:icon="@drawable/ic_sat_asc_right"
-            android:title="@string/menu_pass_list" />
-        <item
-            android:id="@+id/nav_map_view"
-            android:icon="@drawable/ic_world_map"
-            android:title="@string/menu_map_view" />
-        <item
-            android:id="@+id/nav_map_osm"
-            android:icon="@drawable/ic_world_map"
-            android:title="@string/menu_map_osm" />
-        <item
-            android:id="@+id/nav_settings"
-            android:icon="@drawable/ic_settings"
-            android:title="@string/menu_settings" />
-        <item
-            android:id="@+id/nav_about"
-            android:icon="@drawable/ic_about"
-            android:title="@string/menu_about" />
-    </group>
-</menu>

app/src/main/res/menu/nav_menu.xml

@@ -19,7 +19,7 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android">
     <item
         android:id="@+id/nav_satellites"
-        android:icon="@drawable/ic_sat_desc_left"
+        android:icon="@drawable/ic_sat_asc_left"
         android:title="@string/menu_bottom_entries" />
     <item
         android:id="@+id/nav_passes"

app/src/main/res/navigation/nav_graph.xml

@@ -21,10 +21,14 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/mobile_navigation"
-    app:startDestination="@id/nav_pass_list">
+    app:startDestination="@id/nav_passes">
 
     <fragment
-        android:id="@+id/nav_pass_list"
+        android:id="@+id/nav_satellites"
+        android:name="com.rtbishop.look4sat.ui.fragments.AboutFragment" />
+
+    <fragment
+        android:id="@+id/nav_passes"
         android:name="com.rtbishop.look4sat.ui.fragments.PassListFragment"
         android:label="@string/menu_pass_list"
         tools:layout="@layout/fragment_pass_list">
@@ -48,13 +52,7 @@
     </fragment>
 
     <fragment
-        android:id="@+id/nav_map_view"
-        android:name="com.rtbishop.look4sat.ui.fragments.MapViewFragment"
-        android:label="@string/menu_map_view"
-        tools:layout="@layout/fragment_map_view" />
-
-    <fragment
-        android:id="@+id/nav_map_osm"
+        android:id="@+id/nav_world_map"
         android:name="com.rtbishop.look4sat.ui.fragments.MapOsmFragment"
         android:label="@string/menu_map_osm"
         tools:layout="@layout/fragment_map_osm" />

app/src/main/res/navigation/temp_graph.xml

@@ -1,25 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<navigation xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:id="@+id/temp_graph"
-    app:startDestination="@id/nav_about">
-
-    <fragment
-        android:id="@+id/nav_satellites"
-        android:name="com.rtbishop.look4sat.ui.fragments.AboutFragment" />
-    <fragment
-        android:id="@+id/nav_passes"
-        android:name="com.rtbishop.look4sat.ui.fragments.AboutFragment" />
-    <fragment
-        android:id="@+id/nav_world_map"
-        android:name="com.rtbishop.look4sat.ui.fragments.AboutFragment" />
-    <fragment
-        android:id="@+id/nav_settings"
-        android:name="com.rtbishop.look4sat.ui.fragments.AboutFragment" />
-    <fragment
-        android:id="@+id/nav_about"
-        android:name="com.rtbishop.look4sat.ui.fragments.AboutFragment"
-        android:label="fragment_about"
-        tools:layout="@layout/fragment_about" />
-</navigation>

build.gradle

@@ -23,7 +23,6 @@ buildscript {
         gradle_plugin_version = '1.4.10'
         material_version = '1.2.1'
         app_compat_version = '1.2.0'
-        support_lib_version = '1.0.0'
         constraint_layout_version = '2.0.1'
         ktx_version = '1.3.1'
         preference_version = '1.1.1'