feat: show title generation wait timer

tests/test_ai_outfit_panel.py

@@ -3,6 +3,7 @@ import os
 import shutil
 import sys
 import tempfile
+import time
 import unittest
 from pathlib import Path
 
@@ -114,6 +115,55 @@ class TestAiOutfitPanelDefaults(unittest.TestCase):
 
         self.assertEqual(panel._title_prompt_edit.toPlainText(), DEFAULT_TITLE_PROMPT)
 
+    def test_title_wait_label_defaults_hidden(self):
+        panel = self._panel()
+
+        self.assertTrue(hasattr(panel, "_title_wait_label"))
+        self.assertTrue(panel._title_wait_label.isHidden())
+        self.assertEqual(panel._title_wait_label.text(), "")
+
+    def test_title_wait_timer_formats_elapsed_and_limit(self):
+        panel = self._panel()
+
+        panel._start_title_wait_timer(600)
+        panel._title_wait_started_at = time.monotonic() - 95
+        panel._refresh_title_wait_label()
+
+        self.assertFalse(panel._title_wait_label.isHidden())
+        self.assertEqual(panel._title_wait_label.text(), "等待中 01:35 / 10:00")
+        self.assertTrue(panel._title_wait_timer.isActive())
+        panel._reset_title_wait_label()
+
+    def test_title_wait_limit_uses_model_timeout_override(self):
+        from services.ai_image_service import AiModelConfig
+
+        panel = self._panel()
+        default_cfg = AiModelConfig(
+            url="https://r/v1/chat/completions", model="m", api_key="sk",
+            api_type="chat", timeout_seconds=0, connect_timeout_seconds=30)
+        override_cfg = AiModelConfig(
+            url="https://r/v1/chat/completions", model="m", api_key="sk",
+            api_type="chat", timeout_seconds=120, connect_timeout_seconds=30)
+
+        self.assertEqual(panel._title_wait_limit_for_model(default_cfg), 600)
+        self.assertEqual(panel._title_wait_limit_for_model(override_cfg), 120)
+
+    def test_title_progress_switches_wait_label_to_writing(self):
+        from core.models import OutfitTask, TitleResult
+
+        panel = self._panel()
+        task = OutfitTask(row_index=2, title="", product_id="SKU", garment_path="a.png")
+        panel._populate_table([task])
+        panel._start_title_wait_timer(600)
+
+        panel._on_title_progress(
+            1, 3, TitleResult(task=task, success=True, generated_title="新标题"))
+
+        self.assertFalse(panel._title_wait_timer.isActive())
+        self.assertFalse(panel._title_wait_label.isHidden())
+        self.assertEqual(panel._title_wait_label.text(), "写入中 1/3")
+        panel._reset_title_wait_label()
+
     def test_prompt_buttons_save_row_insert_title_and_preview(self):
         """§19.20: 按钮行含「保存」；编辑框下方保留「插入标题」+「预览最终提示词」。"""
         from PySide6.QtWidgets import QPushButton