feat: show room avatar when is DM

app/src/main/java/ru/risdeveau/pixeldragon/api/Room.kt

@@ -1,7 +1,6 @@
 /*
  * Created by sweetbread
  * Copyright (c) 2025. All rights reserved.
- * Last modified 03.03.2025, 18:28
  */
 
 package ru.risdeveau.pixeldragon.api
@@ -36,12 +35,28 @@ suspend fun getRooms(): List<String> {
 
 suspend fun getRoom(rid: String): Room {
     var room = db.roomDoa().getById(rid)
+
+    val direct = getAccountData(getMe()!!.userId, "m.direct")
+    var directWith = ""
+    direct?.let {
+        for (user in direct.keys()) {
+            val roomsWithUser = direct.getJSONArray(user)
+            for (i in 0 until roomsWithUser.length()) {
+                if (rid == roomsWithUser.getString(i)) {
+                    directWith = user
+                    break
+                }
+            }
+            if (directWith.isNotEmpty()) break
+        }
+    }
+
     if (room == null) {
         val name = getState(rid, "m.room.name", "name")
         val type = getState(rid, "m.room.create", "type") ?: "m.room"
         val creator = getState(rid, "m.room.create", "creator")
         val avatar = getState(rid, "m.room.avatar", "url")
-        room = Room(rid, name, type, creator, null, avatar, null, true)
+        room = Room(rid, name, type, creator, null, avatar, null, true, if (directWith.isNotEmpty()) directWith else null)
         db.roomDoa().insert(room)
     }
 

app/src/main/java/ru/risdeveau/pixeldragon/api/Server.kt

@@ -1,7 +1,6 @@
 /*
  * Created by sweetbread
  * Copyright (c) 2025. All rights reserved.
- * Last modified 03.03.2025, 15:40
  */
 
 package ru.risdeveau.pixeldragon.api
@@ -28,9 +27,11 @@ suspend fun getHomeserver(url: String): String? {
     return homeserver
 }
 
-fun mxcToUrl(mxc: String): String {
+fun mxcToUrl(mxc: String): String? {
-    val pattern = Regex("mxc://([-a-zA-Z0-9@:%._+~#=]{1,256}\\.[a-zA-Z0-9()]{1,6})/([a-zA-Z]+)")
+    val pattern = Regex("mxc://([-a-zA-Z0-9@:%._+~#=]{1,256}\\.[a-zA-Z0-9()]{1,6})/([a-zA-Z0-9]+)")
     val match = pattern.find(mxc)
 
+    if ((match?.groupValues[1] == null) or (match?.groupValues[2] == null)) return null
+
     return "$homeserver/_matrix/client/v1/media/download/${match?.groupValues[1]}/${match?.groupValues[2]}"
 }

app/src/main/java/ru/risdeveau/pixeldragon/api/User.kt

@@ -25,6 +25,7 @@ import splitties.init.appCtx
 import splitties.preferences.edit
 
 data class Me (val userId: String, val deviceId: String)
+data class UserProfile (val displayName: String, val avatarUrl: String, val other: JSONObject)
 
 /**
  * This func is to validate the token
@@ -82,3 +83,18 @@ suspend fun login(server: String, login: String, pass: String): Boolean {
 
     return initCheck()
 }
+
+suspend fun getAccountData(user: String, state: String): JSONObject? {
+    val r = client.get("$baseUrl/user/$user/account_data/$state") { bearerAuth(token) }
+    if (r.status != HttpStatusCode.OK) return null
+    return JSONObject(r.bodyAsText())
+}
+
+suspend fun getUserProfile(userId: String): UserProfile? {
+    val r = client.get("$baseUrl/profile/$userId") { bearerAuth(token) }
+    if (r.status != HttpStatusCode.OK) return null
+    val json = JSONObject(r.bodyAsText())
+    val name = json.optString("displayname", ""); json.remove("displayname")
+    val avatar = json.optString("avatar_url", ""); json.remove("avatar_url")
+    return UserProfile(name, avatar, json)
+}

app/src/main/java/ru/risdeveau/pixeldragon/db/Room.kt

@@ -1,7 +1,6 @@
 /*
  * Created by sweetbread
  * Copyright (c) 2025. All rights reserved.
- * Last modified 22.02.2025, 19:49
  */
 
 package ru.risdeveau.pixeldragon.db
@@ -27,7 +26,8 @@ data class Room(
     val createTime: Long?,
     val avatarUrl: String?,
     val members: Int?,
-    val joined: Boolean
+    val joined: Boolean,
+    val direct: String?,
 )
 
 @Dao

app/src/main/java/ru/risdeveau/pixeldragon/ui/item/Image.kt

@@ -15,6 +15,7 @@ import androidx.compose.material3.Icon
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.layout.ContentScale
 import coil3.compose.AsyncImagePainter
@@ -38,10 +39,11 @@ fun MXCImage(
     contentScale: ContentScale = ContentScale.Fit,
     contentDescription: String = ""
 ) {
+    mxcToUrl(mxcUrl)?.let { url ->
         val loadState = remember { mutableStateOf(ImageLoadState.Loading) }
         val painter = rememberAsyncImagePainter(
             model = ImageRequest.Builder(appCtx)
-            .data(mxcToUrl(mxcUrl))
+                .data(url)
                 .httpHeaders(
                     NetworkHeaders.Builder()
                         .set("Authorization", "Bearer $token")
@@ -59,7 +61,8 @@ fun MXCImage(
         )
 
         Box(
-        modifier = modifier.fillMaxSize()
+            modifier = modifier.fillMaxSize(),
+            contentAlignment = Alignment.Center
         ) {
             Image(
                 painter = painter,
@@ -75,3 +78,4 @@ fun MXCImage(
             }
         }
     }
+}

app/src/main/java/ru/risdeveau/pixeldragon/ui/layout/Rooms.kt

@@ -35,8 +35,10 @@ import androidx.navigation.NavController
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
+import ru.risdeveau.pixeldragon.api.UserProfile
 import ru.risdeveau.pixeldragon.api.getRoom
 import ru.risdeveau.pixeldragon.api.getRooms
+import ru.risdeveau.pixeldragon.api.getUserProfile
 import ru.risdeveau.pixeldragon.db.Room
 import ru.risdeveau.pixeldragon.ui.item.MXCImage
 
@@ -77,6 +79,7 @@ fun RoomList(modifier: Modifier = Modifier, navController: NavController) {
 @Composable
 fun RoomItem(modifier: Modifier = Modifier, rid: String, navController: NavController) {
     var room by remember { mutableStateOf<Room?>(null) }
+    var directUser by remember { mutableStateOf<UserProfile?>(null) }
     val scope = rememberCoroutineScope()
 
     LaunchedEffect(true) {
@@ -87,13 +90,28 @@ fun RoomItem(modifier: Modifier = Modifier, rid: String, navController: NavContr
         }
     }
 
+    LaunchedEffect(room?.direct) {
+        room?.let {
+            it.direct?.let { uid ->
+                scope.launch {
+                    withContext(Dispatchers.IO) {
+                        directUser = getUserProfile(uid)
+                    }
+                }
+            }
+        }
+    }
+
     if (room != null) {
+        val avatarUrl = room!!.avatarUrl ?: (directUser?.avatarUrl ?: "")
+
         Row(
             modifier
                 .padding(8.dp)
                 .height((52 + 8 * 2).dp)
                 .fillMaxWidth()
-                .background(color =
+                .background(
+                    color =
                         if (room!!.type == "m.space")
                             MaterialTheme.colorScheme.tertiary
                         else
@@ -109,7 +127,7 @@ fun RoomItem(modifier: Modifier = Modifier, rid: String, navController: NavContr
                 .padding(8.dp)
         ) {
             MXCImage(
-                room!!.avatarUrl ?: "",
+                avatarUrl,
                 modifier = Modifier
                     .padding(end = 4.dp)
                     .height(52.dp)