Step 5: Real-time broadcasting (NewEmailReceived event, channel routes, Livewire listener)

app/Livewire/Mailbox.php

@@ -40,6 +40,37 @@ class Mailbox extends Component
 
     public $availableDomains = ['imail.com', 'devmail.ai', 'temp-inbox.net'];
 
+    /**
+     * Get Reverb/Echo event listeners for the current mailbox domain.
+     *
+     * @return array<string, string>
+     */
+    public function getListeners(): array
+    {
+        $currentMailbox = collect($this->activeMailboxes)->firstWhere('id', $this->currentMailboxId);
+        $domain = $currentMailbox ? explode('@', $currentMailbox['address'])[1] ?? '' : '';
+
+        if (empty($domain)) {
+            return [];
+        }
+
+        return [
+            "echo:mailbox.{$domain},.new.email" => 'onNewEmail',
+        ];
+    }
+
+    /**
+     * Handle a new email broadcast event from Reverb.
+     *
+     * @param  array<string, mixed>  $eventData  The email data from the broadcast.
+     */
+    public function onNewEmail(array $eventData): void
+    {
+        // TODO: When real data integration is complete, prepend the new email to the list.
+        // For now, trigger a component refresh to pick up new data.
+        $this->dispatch('$refresh');
+    }
+
     public function getEmailsProperty()
     {
         // Mock emails based on mailbox ID