fix up actually removing self from peer addresses (#188)

Author: nplasterer

library/src/androidTest/java/org/xmtp/android/library/GroupTest.kt

@@ -150,6 +150,14 @@ class GroupTest {
                 bo.walletAddress.lowercase()
             ).sorted()
         )
+
+        assertEquals(
+            Conversation.Group(group).peerAddresses.sorted(),
+            listOf(
+                caro.walletAddress.lowercase(),
+                alix.walletAddress.lowercase(),
+            ).sorted()
+        )
     }
 
     @Test
@@ -430,8 +438,7 @@ class GroupTest {
         )
 
         var result = boClient.contacts.isGroupAllowed(group.id)
-
-        assert(!result)
+        assert(result)
 
         boClient.contacts.allowGroup(listOf(group.id))
 
@@ -448,8 +455,7 @@ class GroupTest {
             )
         )
         var result = boClient.contacts.isGroupAllowed(group.id)
-
-        assert(!result)
+        assert(result)
 
         boClient.contacts.denyGroup(listOf(group.id))
 

library/src/main/java/org/xmtp/android/library/Conversation.kt

@@ -55,11 +55,7 @@ sealed class Conversation {
             return when (this) {
                 is V1 -> conversationV1.peerAddress
                 is V2 -> conversationV2.peerAddress
-                is Group -> {
-                    val addresses = group.memberAddresses().toMutableList()
-                    addresses.remove(clientAddress)
-                    addresses.joinToString(",")
-                }
+                is Group -> group.peerAddresses().joinToString(",")
             }
         }
 
@@ -68,11 +64,7 @@ sealed class Conversation {
             return when (this) {
                 is V1 -> listOf(conversationV1.peerAddress)
                 is V2 -> listOf(conversationV2.peerAddress)
-                is Group -> {
-                    val addresses = group.memberAddresses().toMutableList()
-                    addresses.remove(clientAddress)
-                    addresses
-                }
+                is Group -> group.peerAddresses()
             }
         }
 

library/src/main/java/org/xmtp/android/library/Group.kt

@@ -165,6 +165,12 @@ class Group(val client: Client, private val libXMTPGroup: FfiGroup) {
         }
     }
 
+    fun peerAddresses(): List<String> {
+        val addresses = memberAddresses().map { it.lowercase() }.toMutableList()
+        addresses.remove(client.address.lowercase())
+        return addresses
+    }
+
     fun streamMessages(): Flow<DecodedMessage> = callbackFlow {
         val messageCallback = object : FfiMessageCallback {
             override fun onMessage(message: FfiMessage) {