Progress but also no progress

app/src/main/AndroidManifest.xml

@@ -33,7 +33,7 @@
         <activity
             android:name=".main.MainActivity"
             android:exported="true"
-            android:theme="@android:style/Theme.NoTitleBar">
+            android:theme="@style/Theme.TwoM">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
@@ -43,11 +43,11 @@
 
         <activity
             android:name=".login.LoginActivity"
-            android:theme="@android:style/Theme.NoTitleBar" />
+            android:theme="@style/Theme.TwoM" />
 
         <activity
-            android:name=".homeserver.SelectHomeserverActivity"
-            android:theme="@android:style/Theme.NoTitleBar" />
+            android:name=".room.RoomActivity"
+            android:theme="@style/Theme.TwoM" />
 
     </application>
 

app/src/main/java/eu/steffo/twom/main/MainActivity.kt

@@ -11,12 +11,14 @@ import androidx.activity.result.contract.ActivityResultContracts
 import androidx.lifecycle.lifecycleScope
 import eu.steffo.twom.login.LoginActivity
 import eu.steffo.twom.matrix.TwoMMatrix
+import eu.steffo.twom.room.RoomActivity
 import kotlinx.coroutines.launch
 import org.matrix.android.sdk.api.session.Session
 
 
 class MainActivity : ComponentActivity() {
     private lateinit var loginLauncher: ActivityResultLauncher<Intent>
+    private lateinit var roomLauncher: ActivityResultLauncher<Intent>
 
     private var session: Session? = null
 
@@ -35,6 +37,12 @@ class MainActivity : ComponentActivity() {
                 this::onLogin
             )
 
+        roomLauncher =
+            registerForActivityResult(
+                ActivityResultContracts.StartActivityForResult(),
+                this::onRoom
+            )
+
         resetContent()
     }
 
@@ -70,7 +78,8 @@ class MainActivity : ComponentActivity() {
 
     private fun onClickLogin() {
         Log.d("Main", "Clicked login, launching login activity...")
-        loginLauncher.launch(Intent(applicationContext, LoginActivity::class.java))
+        val intent = Intent(applicationContext, LoginActivity::class.java)
+        loginLauncher.launch(intent)
     }
 
     private fun onLogin(result: ActivityResult) {
@@ -102,12 +111,24 @@ class MainActivity : ComponentActivity() {
         }
     }
 
+    private fun onClickRoom(roomId: String) {
+        Log.d("Main", "Clicked a room, launching room activity...")
+        val intent = Intent(applicationContext, RoomActivity::class.java)
+        intent.putExtra(RoomActivity.ROOM_ID_EXTRA, roomId)
+        loginLauncher.launch(intent)
+    }
+
+    private fun onRoom(result: ActivityResult) {
+        Log.d("Main", "Received result from room activity: $result")
+    }
+
     private fun resetContent() {
         Log.d("Main", "Recomposing...")
         setContent {
             MatrixActivityScaffold(
                 onClickLogin = this::onClickLogin,
                 onClickLogout = this::onClickLogout,
+                onClickRoom = this::onClickRoom,
                 session = session,
             )
         }

app/src/main/java/eu/steffo/twom/main/MainActivityRoomListControl.kt

@@ -2,8 +2,6 @@ package eu.steffo.twom.main
 
 import android.util.Log
 import androidx.compose.foundation.layout.Column
-import androidx.compose.material3.Divider
-import androidx.compose.material3.ListItem
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
@@ -13,28 +11,31 @@ import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.tooling.preview.Preview
 import eu.steffo.twom.R
-import eu.steffo.twom.matrix.Avatar
+import eu.steffo.twom.matrix.LocalSession
 import eu.steffo.twom.theme.TwoMPadding
-import org.matrix.android.sdk.api.session.Session
 import org.matrix.android.sdk.api.session.room.model.RoomSummary
 import org.matrix.android.sdk.api.session.room.roomSummaryQueryParams
 
 @Composable
+@Preview
 fun MainActivityRoomListControl(
-    session: Session,
     modifier: Modifier = Modifier,
+    onClickRoom: (roomId: String) -> Unit = {},
 ) {
+    val session = LocalSession.current
     var roomSummaries by remember { mutableStateOf<List<RoomSummary>?>(null) }
 
     LaunchedEffect(session) GetRoomSummaries@{
+        if (session == null) {
+            Log.d("RoomList", "Not doing anything, session is null.")
+            return@GetRoomSummaries
+        }
         Log.d("RoomList", "Getting room summaries...")
         val queryParamsBuilder = roomSummaryQueryParams()
         roomSummaries = session.roomService().getRoomSummaries(queryParamsBuilder)
         Log.d("RoomList", "Obtained room summaries: $roomSummaries")
-
-        val sanityCheck = session.roomService().getRoom("!MdYm4p7umKo4DYX71m:candy.steffo.eu")
-        Log.d("RoomList", "Sanity check: $sanityCheck")
     }
 
     Column(modifier) {
@@ -50,20 +51,11 @@ fun MainActivityRoomListControl(
             )
         } else {
             roomSummaries!!.forEach {
-                ListItem(
-                    headlineContent = {
-                        Text(it.name)
-                    },
-                    leadingContent = {
-                        Avatar(
-                            session = session,
-                            url = it.avatarUrl,
-                            contentDescription = ""  // TODO: Is this correct?
+                RoomListItem(
+                    onClickRoom = onClickRoom,
+                    roomSummary = it,
                 )
             }
-                )
-                Divider()
-            }
         }
     }
 }

app/src/main/java/eu/steffo/twom/main/MainActivityScaffold.kt

@@ -6,10 +6,12 @@ import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.tooling.preview.Preview
 import eu.steffo.twom.R
+import eu.steffo.twom.matrix.LocalSession
 import eu.steffo.twom.theme.TwoMTheme
 import org.matrix.android.sdk.api.session.Session
 
@@ -19,9 +21,11 @@ import org.matrix.android.sdk.api.session.Session
 fun MatrixActivityScaffold(
     onClickLogin: () -> Unit = {},
     onClickLogout: () -> Unit = {},
+    onClickRoom: (roomId: String) -> Unit = {},
     session: Session? = null,
 ) {
     TwoMTheme {
+        CompositionLocalProvider(LocalSession provides session) {
             Scaffold(
                 topBar = {
                     CenterAlignedTopAppBar(
@@ -30,7 +34,6 @@ fun MatrixActivityScaffold(
                         },
                         actions = {
                             ProfileIconButton(
-                            session = session,
                                 onClickLogout = onClickLogout
                             )
                         },
@@ -45,9 +48,10 @@ fun MatrixActivityScaffold(
                 } else {
                     MainActivityRoomListControl(
                         modifier = Modifier.padding(it),
-                    session = session,
+                        onClickRoom = onClickRoom,
                     )
                 }
             }
         }
     }
+}

app/src/main/java/eu/steffo/twom/main/ProfileIconButton.kt

@@ -18,16 +18,16 @@ import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.tooling.preview.Preview
 import eu.steffo.twom.R
+import eu.steffo.twom.matrix.LocalSession
 import eu.steffo.twom.matrix.UserAvatar
-import org.matrix.android.sdk.api.session.Session
 
 @Composable
 @Preview(showBackground = true)
 fun ProfileIconButton(
     modifier: Modifier = Modifier,
-    session: Session? = null,
     onClickLogout: () -> Unit = {},
 ) {
+    val session = LocalSession.current
     var expanded by remember { mutableStateOf(false) }
 
     Box {
@@ -42,7 +42,6 @@ fun ProfileIconButton(
                 )
             } else {
                 UserAvatar(
-                    session = session,
                     userId = session.myUserId,
                     contentDescription = LocalContext.current.getString(R.string.account_label),
                 )

app/src/main/java/eu/steffo/twom/main/RoomListItem.kt

@@ -0,0 +1,47 @@
+package eu.steffo.twom.main
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.size
+import androidx.compose.material3.ListItem
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.clip
+import androidx.compose.ui.unit.dp
+import eu.steffo.twom.matrix.Avatar
+import org.matrix.android.sdk.api.session.room.model.RoomSummary
+
+
+@Composable
+fun RoomListItem(
+    roomSummary: RoomSummary,
+    onClickRoom: (roomId: String) -> Unit,
+) {
+    ListItem(
+        modifier = Modifier.clickable {
+            onClickRoom(roomSummary.roomId)
+        },
+        headlineContent = {
+            Text(roomSummary.name)
+        },
+        leadingContent = {
+            Box(
+                modifier = Modifier
+                    .size(40.dp)
+                    .clip(MaterialTheme.shapes.medium)
+            ) {
+                Avatar(
+                    url = roomSummary.avatarUrl,
+                )
+            }
+        },
+        supportingContent = {
+            val canonicalAlias = roomSummary.canonicalAlias
+            if (canonicalAlias != null) {
+                Text(canonicalAlias)
+            }
+        },
+    )
+}

app/src/main/java/eu/steffo/twom/matrix/Avatar.kt

@@ -9,19 +9,34 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.setValue
+import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.ImageBitmap
 import androidx.compose.ui.graphics.asImageBitmap
-import org.matrix.android.sdk.api.session.Session
+import androidx.compose.ui.tooling.preview.Preview
 
 @Composable
+@Preview
 fun Avatar(
-    session: Session,
-    url: String,
-    contentDescription: String,
+    modifier: Modifier = Modifier,
+    url: String? = "",
+    contentDescription: String = "",
 ) {
+    val session = LocalSession.current
     var avatar by remember { mutableStateOf<ImageBitmap?>(null) }
 
     LaunchedEffect(session, url) GetAvatar@{
+        if (session == null) {
+            Log.d("Avatar", "Not doing anything, session is null.")
+            return@GetAvatar
+        }
+        if (url == null) {
+            Log.d("Avatar", "URL is null, not downloading anything.")
+            return@GetAvatar
+        }
+        if (url.isEmpty()) {
+            Log.d("Avatar", "URL is a zero-length string, not downloading anything.")
+            return@GetAvatar
+        }
         Log.d("Avatar", "Downloading avatar at: $url")
         val avatarFile = session.fileService().downloadFile(
             fileName = "avatar",
@@ -36,8 +51,16 @@ fun Avatar(
         avatar = avatarBitmap.asImageBitmap()
     }
 
-    Image(
-        bitmap = if (avatar != null) avatar!! else TwoMMatrix.defaultAvatar,
+    if (session == null || url == null || avatar == null) {
+        DefaultAvatar(
+            modifier = modifier,
             contentDescription = contentDescription
         )
+    } else {
+        Image(
+            modifier = modifier,
+            bitmap = avatar!!,
+            contentDescription = contentDescription,
+        )
+    }
 }

app/src/main/java/eu/steffo/twom/matrix/DefaultAvatar.kt

@@ -0,0 +1,17 @@
+package eu.steffo.twom.matrix
+
+import androidx.compose.foundation.Image
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+
+@Composable
+fun DefaultAvatar(
+    modifier: Modifier = Modifier,
+    contentDescription: String = "",
+) {
+    Image(
+        modifier = Modifier,
+        bitmap = TwoMMatrix.defaultAvatar,
+        contentDescription = contentDescription,
+    )
+}

app/src/main/java/eu/steffo/twom/matrix/LocalSession.kt

@@ -0,0 +1,6 @@
+package eu.steffo.twom.matrix
+
+import androidx.compose.runtime.staticCompositionLocalOf
+import org.matrix.android.sdk.api.session.Session
+
+val LocalSession = staticCompositionLocalOf<Session?> { null }

app/src/main/java/eu/steffo/twom/matrix/UserAvatar.kt

@@ -1,37 +1,45 @@
 package eu.steffo.twom.matrix
 
 import android.util.Log
-import androidx.compose.foundation.Image
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
-import org.matrix.android.sdk.api.session.Session
+import androidx.compose.ui.Modifier
 
 @Composable
 fun UserAvatar(
-    session: Session,
-    userId: String,
-    contentDescription: String,
+    modifier: Modifier = Modifier,
+    userId: String = "",
+    contentDescription: String = "",
 ) {
+    val session = LocalSession.current
     var avatarUrl by rememberSaveable { mutableStateOf<String?>(null) }
 
     LaunchedEffect(session, userId) GetAvatarUrl@{
+        if (session == null) {
+            Log.d("UserAvatar", "Not doing anything, session is null.")
+            return@GetAvatarUrl
+        }
+        if (userId.isEmpty()) {
+            Log.d("UserAvatar", "Not doing anything, userId is empty.")
+            return@GetAvatarUrl
+        }
         Log.d("UserAvatar", "Retrieving avatar url for: $userId...")
         avatarUrl = session.profileService().getAvatarUrl(userId).getOrNull()
         Log.d("UserAvatar", "Retrieved avatar url for $userId: $avatarUrl")
     }
 
     if (avatarUrl == null) {
-        Image(
-            bitmap = TwoMMatrix.defaultAvatar,
+        DefaultAvatar(
+            modifier = modifier,
             contentDescription = contentDescription,
         )
     } else {
         Avatar(
-            session = session,
+            modifier = modifier,
             url = avatarUrl!!,
             contentDescription = contentDescription,
         )

app/src/main/java/eu/steffo/twom/room/RoomActivity.kt

@@ -0,0 +1,10 @@
+package eu.steffo.twom.room
+
+import androidx.activity.ComponentActivity
+
+class RoomActivity : ComponentActivity() {
+    companion object {
+        const val ROOM_ID_EXTRA = "roomId"
+    }
+
+}

app/src/main/java/eu/steffo/twom/theme/TwoMTheme.kt

@@ -30,8 +30,8 @@ fun TwoMTheme(
     if (!view.isInEditMode) {
         SideEffect {
             val window = (view.context as Activity).window
-            window.statusBarColor = colorScheme.primary.toArgb()
-            WindowCompat.getInsetsController(window, view).isAppearanceLightStatusBars = darkTheme
+            window.statusBarColor = colorScheme.surface.toArgb()
+            WindowCompat.getInsetsController(window, view).isAppearanceLightStatusBars = !darkTheme
         }
     }
 

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

@@ -1,3 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-</resources>

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

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="Theme.TwoM" parent="@style/Theme.Material3.DayNight"></style>
+</resources>