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 {
-    val pattern = Regex("mxc://([-a-zA-Z0-9@:%._+~#=]{1,256}\\.[a-zA-Z0-9()]{1,6})/([a-zA-Z]+)")
+fun mxcToUrl(mxc: String): String? {
+    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)
+}