Add touchable back button (#32)

app/build.gradle.kts

@@ -15,8 +15,8 @@ android {
         applicationId = "de.timklge.karooreminder"
         minSdk = 26
         targetSdk = 34
-        versionCode = 13
-        versionName = "1.1.4"
+        versionCode = 14
+        versionName = "1.1.5"
     }
 
     signingConfigs {

app/manifest.json

@@ -3,9 +3,9 @@
   "packageName": "de.timklge.karooreminder",
   "iconUrl": "https://github.com/timklge/karoo-reminder/releases/latest/download/karoo-reminder.png",
   "latestApkUrl": "https://github.com/timklge/karoo-reminder/releases/latest/download/app-release.apk",
-  "latestVersion": "1.1.4",
-  "latestVersionCode": 13,
+  "latestVersion": "1.1.5",
+  "latestVersionCode": 14,
   "developer": "timklge",
   "description": "Shows in-ride alerts after a given time interval, distance or HR / power / speed / cadence out of range",
-  "releaseNotes": "Enlarge trigger select, increase tone frequency, optimize build"
+  "releaseNotes": "* Enlarge trigger select\n* Increase tone frequency\n* Optimize build\n* Add touchable back button"
 }

app/src/main/kotlin/de/timklge/karooreminder/KarooReminderExtension.kt

@@ -88,7 +88,7 @@ fun Flow<Int>.allIntermediateInts(): Flow<Int> = flow {
     }
 }
 
-class KarooReminderExtension : KarooExtension("karoo-reminder", "1.1.4") {
+class KarooReminderExtension : KarooExtension("karoo-reminder", "1.1.5") {
 
     companion object {
         const val TAG = "karoo-reminder"

app/src/main/kotlin/de/timklge/karooreminder/MainActivity.kt

@@ -18,7 +18,9 @@ class MainActivity : ComponentActivity() {
 
         setContent {
             AppTheme {
-                ReminderAppNavHost()
+                ReminderAppNavHost() {
+                    finish()
+                }
             }
         }
     }

app/src/main/kotlin/de/timklge/karooreminder/screens/MainScreen.kt

@@ -2,8 +2,10 @@ package de.timklge.karooreminder.screens
 
 import android.content.Context
 import android.util.Log
+import androidx.compose.foundation.Image
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
@@ -11,6 +13,7 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.height
 import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.layout.width
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.shape.CircleShape
@@ -43,6 +46,7 @@ import androidx.compose.ui.draw.alpha
 import androidx.compose.ui.draw.shadow
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.unit.dp
 import androidx.core.content.ContextCompat
 import androidx.datastore.preferences.core.edit
@@ -76,7 +80,7 @@ suspend fun saveReminders(context: Context, reminders: MutableList<Reminder>) {
 }
 
 @Composable
-fun ReminderAppNavHost(modifier: Modifier = Modifier, navController: NavHostController = rememberNavController()){
+fun ReminderAppNavHost(modifier: Modifier = Modifier, navController: NavHostController = rememberNavController(), onFinish: () -> Unit){
     val scope = rememberCoroutineScope()
     val reminders = remember {
         mutableStateListOf<Reminder>()
@@ -145,14 +149,14 @@ fun ReminderAppNavHost(modifier: Modifier = Modifier, navController: NavHostCont
             }, { navController.popBackStack() })
         }
         composable(route = "reminders") {
-            MainScreen(reminders, { reminder -> navController.navigate(route = "reminder/${reminder.id}") }, { navController.navigate(route = "create") })
+            MainScreen(reminders, { reminder -> navController.navigate(route = "reminder/${reminder.id}") }, { navController.navigate(route = "create") }, onFinish)
         }
     }
 }
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
-fun MainScreen(reminders: MutableList<Reminder>, onNavigateToReminder: (r: Reminder) -> Unit, onNavigateToCreateReminder: () -> Unit) {
+fun MainScreen(reminders: MutableList<Reminder>, onNavigateToReminder: (r: Reminder) -> Unit, onNavigateToCreateReminder: () -> Unit, onFinish: () -> Unit) {
     var karooConnected by remember { mutableStateOf(false) }
     val ctx = LocalContext.current
     val karooSystem = remember { KarooSystemService(ctx) }
@@ -167,15 +171,8 @@ fun MainScreen(reminders: MutableList<Reminder>, onNavigateToReminder: (r: Remin
 
     Scaffold(
         topBar = { TopAppBar(title = {Text("Reminder")}) },
-        floatingActionButtonPosition = FabPosition.End,
-        floatingActionButton = {
-            FloatingActionButton(onClick = {
-                onNavigateToCreateReminder()
-            }) {
-                Icon(Icons.Rounded.Add, "Add")
-            }
-        },
         content = {
+            Box(Modifier.fillMaxSize()){
                 Column(
                     Modifier
                         .padding(it)
@@ -211,6 +208,8 @@ fun MainScreen(reminders: MutableList<Reminder>, onNavigateToReminder: (r: Remin
                         }
                     }
 
+                    Spacer(modifier = Modifier.padding(30.dp))
+
                     LaunchedEffect(Unit) {
                         karooSystem.connect { connected ->
                             karooConnected = connected
@@ -225,6 +224,31 @@ fun MainScreen(reminders: MutableList<Reminder>, onNavigateToReminder: (r: Remin
                         }
                     }
                 }
+
+                Image(
+                    painter = painterResource(id = R.drawable.back),
+                    contentDescription = "Back",
+                    modifier = Modifier
+                        .align(Alignment.BottomStart)
+                        .padding(bottom = 10.dp)
+                        .size(54.dp)
+                        .clickable {
+                            onFinish()
+                        }
+                )
+
+                Image(
+                    painter = painterResource(id = R.drawable.add),
+                    contentDescription = "Add",
+                    modifier = Modifier
+                        .align(Alignment.BottomEnd)
+                        .padding(bottom = 10.dp)
+                        .size(54.dp)
+                        .clickable {
+                            onNavigateToCreateReminder()
+                        }
+                )
+            }
         }
     )
 }