Show custom/random colours in compose screen

data/src/main/java/com/moez/QKSMS/extensions/CollectionExtensions.kt

@@ -0,0 +1,13 @@
+package com.moez.QKSMS.extensions
+
+inline fun <K, T> Iterable<T>.associateByNotNull(keySelector: (T) -> K?): Map<K, T> {
+    val map = hashMapOf<K, T>()
+    forEach { value ->
+        val key = keySelector(value)
+        if (key != null) {
+            map[key] = value
+        }
+    }
+
+    return map
+}

data/src/main/java/com/moez/QKSMS/repository/ConversationRepositoryImpl.kt

@@ -206,6 +206,17 @@ class ConversationRepositoryImpl @Inject constructor(
                 .observeOn(Schedulers.io())
     }
 
+    override fun getUnmanagedRecipients(): Observable<List<Recipient>> {
+        val realm = Realm.getDefaultInstance()
+        return realm.where(Recipient::class.java)
+                .isNotNull("contact")
+                .findAllAsync()
+                .asObservable()
+                .filter { it.isLoaded && it.isValid }
+                .map { realm.copyFromRealm(it) }
+                .subscribeOn(AndroidSchedulers.mainThread())
+    }
+
     override fun getRecipient(recipientId: Long): Recipient? {
         return Realm.getDefaultInstance()
                 .where(Recipient::class.java)