Allows users to delete usernames

app/src/main/java/com/vitorpamplona/amethyst/ui/actions/NewUserMetadataView.kt

@@ -61,7 +61,7 @@ fun NewUserMetadataView(onClose: () -> Unit, account: Account) {
                             postViewModel.create()
                             onClose()
                         },
-                        postViewModel.userName.value.isNotBlank()
+                        true
                     )
                 }
 

app/src/main/java/com/vitorpamplona/amethyst/ui/navigation/DrawerContent.kt

@@ -150,28 +150,33 @@ fun ProfileContent(baseAccountUser: User, modifier: Modifier = Modifier, scaffol
                         }
                     })
             )
-            Text(
+            if (accountUser.bestDisplayName() != null) {
-                accountUser.bestDisplayName() ?: "",
+                Text(
-                modifier = Modifier.padding(top = 7.dp).clickable(onClick = {
+                    accountUser.bestDisplayName() ?: "",
-                    accountUser.let {
+                    modifier = Modifier.padding(top = 7.dp).clickable(onClick = {
-                        navController.navigate("User/${it.pubkeyHex}")
+                        accountUser.let {
-                    }
+                            navController.navigate("User/${it.pubkeyHex}")
-                    coroutineScope.launch {
+                        }
-                        scaffoldState.drawerState.close()
+                        coroutineScope.launch {
-                    }
+                            scaffoldState.drawerState.close()
-                }),
+                        }
-                fontWeight = FontWeight.Bold,
+                    }),
-                fontSize = 18.sp
+                    fontWeight = FontWeight.Bold,
-            )
+                    fontSize = 18.sp
-            Text(" @${accountUser.bestUsername()}", color = Color.LightGray,
+                )
-                modifier = Modifier.padding(top = 15.dp).clickable(onClick = {
+            }
-                accountUser.let {
+            if (accountUser.bestUsername() != null) {
-                    navController.navigate("User/${it.pubkeyHex}")
+                Text(" @${accountUser.bestUsername()}", color = Color.LightGray,
-                }
+                    modifier = Modifier.padding(top = 15.dp).clickable(onClick = {
-                coroutineScope.launch {
+                        accountUser.let {
-                    scaffoldState.drawerState.close()
+                            navController.navigate("User/${it.pubkeyHex}")
-                }
+                        }
-            }))
+                        coroutineScope.launch {
+                            scaffoldState.drawerState.close()
+                        }
+                    })
+                )
+            }
             Row(modifier = Modifier.padding(top = 15.dp).clickable(onClick = {
                 accountUser.let {
                     navController.navigate("User/${it.pubkeyHex}")

app/src/main/java/com/vitorpamplona/amethyst/ui/note/PubKeyFormatter.kt

@@ -7,6 +7,6 @@ fun ByteArray.toShortenHex(): String {
 }
 
 fun String.toShortenHex(): String {
-  return replaceRange(6, length-6, ":")
+  return replaceRange(8, length-8, ":")
 }
 

app/src/main/java/com/vitorpamplona/amethyst/ui/note/UsernameDisplay.kt

@@ -29,28 +29,34 @@ fun UsernameDisplay(baseUser: User, weight: Modifier = Modifier) {
   val userState by baseUser.live().metadata.observeAsState()
   val user = userState?.user ?: return
 
-  if (user.bestUsername() != null || user.bestDisplayName() != null) {
+  if (user.bestUsername() != null && user.bestDisplayName() != null) {
-    if (user.bestDisplayName().isNullOrBlank()) {
+    Text(
-      Text(
+      user.bestDisplayName() ?: "",
-        "@${(user.bestUsername() ?: "")}",
+      fontWeight = FontWeight.Bold,
-        fontWeight = FontWeight.Bold,
+    )
-        maxLines = 1,
+    Text(
-        overflow = TextOverflow.Ellipsis,
+      "@${(user.bestUsername() ?: "")}",
-        modifier = weight
+      color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f),
-      )
+      maxLines = 1,
-    } else {
+      overflow = TextOverflow.Ellipsis,
-      Text(
+      modifier = weight
-        user.bestDisplayName() ?: "",
+    )
-        fontWeight = FontWeight.Bold,
+  } else if (user.bestDisplayName() != null) {
-      )
+    Text(
-      Text(
+      user.bestDisplayName() ?: "",
-        "@${(user.bestUsername() ?: "")}",
+      fontWeight = FontWeight.Bold,
-        color = MaterialTheme.colors.onSurface.copy(alpha = 0.32f),
+      maxLines = 1,
-        maxLines = 1,
+      overflow = TextOverflow.Ellipsis,
-        overflow = TextOverflow.Ellipsis,
+      modifier = weight
-        modifier = weight
+    )
-      )
+  } else if (user.bestUsername() != null) {
-    }
+    Text(
+      "@${(user.bestUsername() ?: "")}",
+      fontWeight = FontWeight.Bold,
+      maxLines = 1,
+      overflow = TextOverflow.Ellipsis,
+      modifier = weight
+    )
   } else {
     Text(
       user.pubkeyDisplayHex(),