Add drag-and-drop info upload component and handler

ui/events/run_handlers.py

@@ -2,6 +2,22 @@ import gradio as gr
 import os
 from core.generation_logic import generate_image_wrapper
 
+def _show_meta_file(file_path):
+    """Extract metadata from the uploaded image file.
+    For now returns a placeholder if extraction fails.
+    """
+    try:
+        from PIL import Image
+        img = Image.open(file_path)
+        info = img.info
+        # Build a simple key: value string
+        lines = []
+        for k, v in info.items():
+            lines.append(f"{k}: {v}")
+        return "\n".join(lines) if lines else "(ไม่มีข้อมูลเมตาดาต้า)"
+    except Exception:
+        return "(ไม่มีข้อมูลเมตาดาต้า)"
+
 def create_run_event(prefix: str, task_type: str, ui_components: dict):
     run_inputs_map = {
         'model_display_name': ui_components[f'base_model_{prefix}'],
@@ -142,3 +158,6 @@ def create_run_event(prefix: str, task_type: str, ui_components: dict):
         # Auto metadata extraction on gallery selection removed.
         # Users can now drag‑and‑drop an image onto the "Drag image here for info" component
         # to view its generation info.
+        info_upload = ui_components.get('info_upload')
+        if info_upload:
+            info_upload.change(fn=_show_meta_file, inputs=info_upload, outputs=ui_components.get('gallery_metadata'))

ui/layout.py

@@ -109,6 +109,9 @@ def build_ui(event_handler_function):
                         # Textbox to show generation info for selected image.
                         metadata_box = gr.Textbox(label="Generation info", lines=4, interactive=False)
                         ui_components["gallery_metadata"] = metadata_box
+                        # Drag-and-drop file component for extracting generation info.
+                        info_upload = gr.File(label="Drag image here for info", file_count="single", type="filepath")
+                        ui_components["info_upload"] = info_upload
                 # Hidden file component for zip download.
                 download_file = gr.File(label="Download", visible=False)
                 # Bind buttons.