force portait, getID, empty messages, auto-scroll, clear chat

app/src/main/AndroidManifest.xml

@@ -20,6 +20,7 @@
         <activity
             android:name=".MainActivity"
             android:exported="true"
+            android:screenOrientation="portrait"
             android:theme="@style/Theme.Jarvisclientapp">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

app/src/main/java/ch/broillet/jarvis/android/MainActivity.kt

@@ -1,7 +1,6 @@
 package ch.broillet.jarvis.android
 
 import android.os.Bundle
-import android.provider.Settings
 import android.view.WindowManager
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
@@ -15,6 +14,7 @@ import ch.broillet.jarvis.android.chat.Message
 import ch.broillet.jarvis.android.nav.Navigation
 import ch.broillet.jarvis.android.ui.theme.JarvisclientappTheme
 import ch.broillet.jarvis.android.utils.SocketHandler
+import ch.broillet.jarvis.android.utils.getDeviceId
 
 
 class MainActivity : ComponentActivity() {
@@ -36,12 +36,7 @@ class MainActivity : ComponentActivity() {
         // The following lines connects the Android app to the server.
         SocketHandler.setSocket()
         SocketHandler.establishConnection()
-        SocketHandler.joinRoom(
-            Settings.Secure.getString(
-                applicationContext.contentResolver,
-                Settings.Secure.ANDROID_ID
-            )
-        )
+        SocketHandler.joinRoom(getDeviceId(this))
 
         SocketHandler.getSocket()
             .on("message_from_jarvis") { SocketHandler.messageFromJarvis(it, uiState) }

app/src/main/java/ch/broillet/jarvis/android/chat/ConversationUiState.kt

@@ -2,6 +2,8 @@ package ch.broillet.jarvis.android.chat
 
 import androidx.compose.runtime.Immutable
 import androidx.compose.runtime.mutableStateListOf
+import androidx.compose.ui.res.stringResource
+import ch.broillet.jarvis.android.R
 
 class ConversationUiState(
     initialMessages: List<Message>
@@ -13,6 +15,11 @@ class ConversationUiState(
     fun addMessage(msg: Message) {
         _messages.add(0, msg) // Add to the beginning of the list
     }
+
+    fun clearMessage(){
+        _messages.clear()
+        addMessage(Message(true, "Hello, I'm Jarvis!"))
+    }
 }
 
 @Immutable

app/src/main/java/ch/broillet/jarvis/android/chat/Messages.kt

@@ -5,10 +5,12 @@ import androidx.compose.foundation.background
 import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.rememberLazyListState
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
@@ -16,6 +18,7 @@ import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.unit.dp
 import ch.broillet.jarvis.android.R
 import ch.broillet.jarvis.android.ui.theme.productSansFont
+import kotlinx.coroutines.delay
 
 @Composable
 fun Messages(
@@ -23,9 +26,15 @@ fun Messages(
     modifier: Modifier = Modifier
 ) {
     Box(modifier = modifier) {
+        val scrollState = rememberLazyListState()
+
+        LaunchedEffect(messages.size) {
+            delay(50)
+            scrollState.animateScrollToItem(messages.size)
+        }
         LazyColumn(
-            modifier = Modifier
-                .fillMaxSize()
+            modifier = Modifier.fillMaxSize(),
+            state = scrollState
         ) {
             val reverse: List<Message> = messages.reversed()
 

app/src/main/java/ch/broillet/jarvis/android/pages/MainPage.kt

@@ -48,7 +48,7 @@ fun DisplayMainPage(
         // This column regroup the base and all the conversations (everything except the footer)
         Column(Modifier.padding(bottom = 80.dp)) {
 
-            MainBase(navController)
+            MainBase(navController, uiState)
 
             Messages(
                 messages = uiState.messages,
@@ -74,7 +74,7 @@ fun DisplayMainPage(
 
 //Draws the base of the main activity, that includes the 3-dots menu and the "hi text".
 @Composable
-fun MainBase(navController: NavController) {
+fun MainBase(navController: NavController, uiState: ConversationUiState) {
 
     Column(
         Modifier
@@ -82,7 +82,7 @@ fun MainBase(navController: NavController) {
             .fillMaxWidth()
     ) {
         Row(Modifier.align(Alignment.End)) {
-            DropDownSettingsMenu(navController)
+            DropDownSettingsMenu(navController, uiState)
         }
 
         Text(
@@ -95,7 +95,7 @@ fun MainBase(navController: NavController) {
 }
 
 @Composable
-fun DropDownSettingsMenu(navController: NavController) {
+fun DropDownSettingsMenu(navController: NavController, uiState: ConversationUiState) {
     var expanded by remember { mutableStateOf(false) }
 
     IconButton(onClick = { expanded = true }) {
@@ -112,7 +112,7 @@ fun DropDownSettingsMenu(navController: NavController) {
     ) {
         DropdownMenuItem(
             text = { Text(stringResource(id = R.string.main_page_delete_conversation)) },
-            onClick = { navController.navigate(Screen.PermissionsScreen.route) },
+            onClick = { SocketHandler.clearMessages(uiState, getDeviceId(navController.context)) },
             leadingIcon = {
                 Icon(
                     Icons.Outlined.Edit,
@@ -219,13 +219,7 @@ fun processMessage(text: String, navController: NavController, uiState: Conversa
     uiState.addMessage(Message(false, text))
 
     navController.context.mainExecutor.execute {
-        SocketHandler.processMessage(
-            text,
-            Secure.getString(
-                navController.context.contentResolver,
-                Secure.ANDROID_ID
-            )
-        )
+        SocketHandler.processMessage(text, getDeviceId(navController.context))
     }
 }
 

app/src/main/java/ch/broillet/jarvis/android/utils/SocketHandler.kt

@@ -53,11 +53,20 @@ object SocketHandler {
         getSocket().emit("join", body.toString())
     }
 
+    @Synchronized
+    fun clearMessages(uiState: ConversationUiState, uuid: String) {
+        val body = JSONObject()
+        body.put("uuid", uuid)
+
+        getSocket().emit("clear_chat", body.toString())
+        uiState.clearMessage()
+    }
+
 
     fun messageFromJarvis(data: Array<Any>, uiState: ConversationUiState) {
         if (data[0].toString().contains("data")) {
             val result: JSONObject = data[0] as JSONObject
-            if(result.getString("data") != "") {
+            if (result.getString("data") != "") {
                 uiState.addMessage(Message(true, result.getString("data")))
             }
         }
@@ -67,7 +76,7 @@ object SocketHandler {
     fun messageFromUser(data: Array<Any>, uiState: ConversationUiState) {
         if (data[0].toString().contains("data")) {
             val result: JSONObject = data[0] as JSONObject
-            if(result.getString("data") != "") {
+            if (result.getString("data") != "") {
                 uiState.addMessage(Message(false, result.getString("data")))
             }
         }

app/src/main/java/ch/broillet/jarvis/android/utils/Utils.kt

@@ -9,7 +9,6 @@ import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.unit.dp
 
-
 @Composable
 fun DefaultBox(
     content: @Composable() (BoxScope.() -> Unit)
@@ -36,3 +35,7 @@ fun openAppSettings(context: Context) {
         )
     )
 }
+
+fun getDeviceId(context: Context): String {
+    return Settings.Secure.getString(context.contentResolver, Settings.Secure.ANDROID_ID)
+}