From e74cc82bcf3e2a3e23d3b48a5c3437fa18319fea Mon Sep 17 00:00:00 2001
From: YeonGyu-Kim <code.yeon.gyu@gmail.com>
Date: Thu, 11 Dec 2025 17:55:12 +0900
Subject: [PATCH] fix(background-agent): use tui.showToast() for notification
MIME-Version: 1.0
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promptAsync() doesn't show visible message to user.
Use tui.showToast() instead for immediate visible notification.

🤖 GENERATED WITH ASSISTANCE OF [OhMyOpenCode](https://github.com/code-yeongyu/oh-my-opencode)
---
 src/features/background-agent/manager.ts | 21 +++++++--------------
 1 file changed, 7 insertions(+), 14 deletions(-)

diff --git a/src/features/background-agent/manager.ts b/src/features/background-agent/manager.ts
index 669882e..205a2f8 100644
--- a/src/features/background-agent/manager.ts
+++ b/src/features/background-agent/manager.ts
@@ -214,26 +214,19 @@ export class BackgroundManager {
     const duration = this.formatDuration(task.startedAt, task.completedAt)
     const toolCalls = task.progress?.toolCalls ?? 0
     
-    const message = `✅ **Background task completed!**
+    const toastMessage = `Background task completed: ${task.description} (${duration}, ${toolCalls} tools). Use background_result with taskId="${task.id}"`
 
-**Task ID:** ${task.id}
-**Description:** ${task.description}
-**Duration:** ${duration}
-**Tool calls:** ${toolCalls}
-
-Use \`background_result\` tool with taskId="${task.id}" to retrieve the full result.`
-
-    log("[background-agent] Notifying parent session:", task.parentSessionID)
+    log("[background-agent] Notifying via toast:", task.id)
     
-    this.client.session.promptAsync({
-      path: { id: task.parentSessionID },
+    this.client.tui.showToast({
       body: {
-        parts: [{ type: "text", text: message }],
+        message: toastMessage,
+        variant: "success",
       },
     }).then(() => {
-      log("[background-agent] Parent session notified successfully")
+      log("[background-agent] Toast notification sent successfully")
     }).catch((error) => {
-      log("[background-agent] Failed to notify parent session:", error)
+      log("[background-agent] Failed to send toast:", error)
     })
   }