BIT-1215: Improve handling of avatar initials for missing names (#308)

app/src/main/java/com/x8bit/bitwarden/ui/vault/feature/vault/util/AccountSummaryExtensions.kt

@@ -4,6 +4,7 @@ import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
 import com.x8bit.bitwarden.R
 import com.x8bit.bitwarden.ui.platform.components.model.AccountSummary
+import java.util.Locale
 
 /**
  * Given the [AccountSummary], returns the first two "initials" found when looking at the
@@ -12,17 +13,21 @@ import com.x8bit.bitwarden.ui.platform.components.model.AccountSummary
  * Ex:
  * - "First Last" -> "FL"
  * - "First Second Last" -> "FS"
- * - `null` -> ".."
+ * - "First" -> "FI"
+ * - name is `null`, email is "test@bitwarden.com" -> "TE"
  */
 val AccountSummary.initials: String
-    get() = this
-        .name
-        ?.let {
-            it.split(" ")
+    get() {
+        val names = this.name.orEmpty().split(" ")
+        return if (names.size >= 2) {
+            names
                 .take(2)
                 .joinToString(separator = "") { it.first().toString() }
+        } else {
+            (this.name ?: this.email).take(2)
         }
-        ?: ".."
+            .uppercase(Locale.getDefault())
+    }
 
 /**
  * Drawable resource to display for the given [AccountSummary].

app/src/test/java/com/x8bit/bitwarden/ui/vault/feature/vault/util/AccountSummaryExtensionsTest.kt

@@ -12,7 +12,7 @@ class AccountSummaryExtensionsTest {
 
     @Suppress("MaxLineLength")
     @Test
-    fun `initials should return the starting letters of the first two words in the name if present`() {
+    fun `initials should return the starting letters of the first two words for a multi-word name`() {
         assertEquals(
             "FS",
             mockk<AccountSummary>() {
@@ -23,11 +23,24 @@ class AccountSummaryExtensionsTest {
     }
 
     @Test
-    fun `initials should return a default value if the name is not present`() {
+    fun `initials should return the first two letters of the name for a single word name`() {
         assertEquals(
-            "..",
+            "FI",
+            mockk<AccountSummary>() {
+                every { name } returns "First"
+            }
+                .initials,
+        )
+    }
+
+    @Suppress("MaxLineLength")
+    @Test
+    fun `initials should return the first two letters of the user's email if the name is not present`() {
+        assertEquals(
+            "TE",
             mockk<AccountSummary>() {
                 every { name } returns null
+                every { email } returns "test@bitwarden.com"
             }
                 .initials,
         )