feat(ai-studio): export final selections

app/gui/workers.py

@@ -6,7 +6,7 @@ import datetime as _dt
 import re
 import threading
 
-from .. import image_studio, image_studio_generation, image_studio_images
+from .. import image_studio, image_studio_export, image_studio_generation, image_studio_images
 from .widgets import *
 
 
@@ -192,6 +192,44 @@ class ImageStudioGenerateJobsWorker(BaseWorker):
         return summary
 
 
+class ImageStudioExportWorker(BaseWorker):
+    """Export AI studio final selections to local JPEG files."""
+
+    def __init__(
+        self,
+        project_id,
+        parent_dir,
+        *,
+        existing_mode=image_studio_export.EXISTING_FAIL,
+        db_path=None,
+        config=None,
+    ):
+        super().__init__()
+        self.project_id = int(project_id)
+        self.parent_dir = parent_dir
+        self.existing_mode = existing_mode
+        self.db_path = db_path
+        self.config = config
+
+    def execute(self):
+        self.log.emit("[AI工场] 导出终选：开始")
+        result = image_studio_export.export_project_selection(
+            self.project_id,
+            self.parent_dir,
+            existing_mode=self.existing_mode,
+            path=self.db_path,
+            config=self.config,
+        )
+        self.log.emit("[AI工场] 导出终选：成功")
+        return {
+            "target_dir": result.target_dir,
+            "main_count": result.main_count,
+            "detail_count": result.detail_count,
+            "file_count": len(result.files),
+            "existing_mode": result.existing_mode,
+        }
+
+
 def _generation_mode_label(mode):
     mode = appconfig.normalize_generate_mode(mode)
     return {