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import gradio as gr
from shared.utils.plugins import WAN2GPPlugin
import os
import re
from PIL import Image
import gc
import subprocess
import json

from .gallery_utils import get_thumbnails_in_batch_windows


class GalleryPlugin(WAN2GPPlugin):
    def __init__(self):
        super().__init__()
        self.loaded_once = False

    def setup_ui(self):
        self.add_tab(
            tab_id="gallery_tab",
            label="Gallery",
            component_constructor=self.create_gallery_ui,
            position=1
        )
        self.request_global("server_config")
        self.request_global("has_video_file_extension")
        self.request_global("has_image_file_extension")
        self.request_global("has_audio_file_extension")
        self.request_global("get_settings_from_file")
        self.request_global("get_video_info")
        self.request_global("extract_audio_tracks")
        self.request_global("get_file_creation_date")
        self.request_global("get_video_frame")
        self.request_global("are_model_types_compatible")
        self.request_global("get_model_def")
        self.request_global("get_default_settings")
        self.request_global("add_to_sequence")
        self.request_global("set_model_settings")
        self.request_global("generate_dropdown_model_list")
        self.request_global("get_unique_id")
        self.request_global("args")
        self.request_component("main")
        self.request_component("state")
        self.request_component("main_tabs")
        self.request_component("model_family")
        self.request_component("model_choice")
        self.request_component("refresh_form_trigger")
        self.request_component("image_start")
        self.request_component("image_end")
        self.request_component("image_prompt_type")
        self.request_component("image_start_row")
        self.request_component("image_end_row")
        self.request_component("image_prompt_type_radio")
        self.request_component("image_prompt_type_endcheckbox")
        self.request_component("plugin_data")
        self.register_data_hook("before_metadata_save", self.add_merge_info_to_metadata)

    def create_gallery_ui(self):
        css = """

            #gallery-layout {

                display: flex;

                gap: 16px;

                min-height: 75vh;

                align-items: flex-start;

            }

            #gallery-container {

                flex: 3;

                max-height: 80vh;

                overflow-y: auto;

                border: 1px solid var(--border-color-primary);

                padding: 10px;

                background-color: var(--background-fill-secondary);

                border-radius: 8px;

            }

            #metadata-panel-container {

                flex: 1;

                border: 1px solid var(--border-color-primary);

                padding: 15px;

                background-color: var(--background-fill-primary);

                border-radius: 8px;

            }



            .gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 16px; }

            .gallery-item {

                position: relative;

                cursor: pointer;

                border: 2px solid transparent;

                border-radius: 8px;

                overflow: hidden;

                aspect-ratio: 4 / 5;

                display: flex;

                flex-direction: column;

                background-color: var(--background-fill-primary);

                transition: all 0.2s ease-in-out;

                box-shadow: 0 1px 3px rgba(0,0,0,0.1);

            }

            .gallery-item:hover {

                border-color: var(--border-color-accent);

                transform: translateY(-2px);

            }

            .gallery-item.selected {

                border-color: var(--primary-500);

                box-shadow: 0 0 0 3px var(--primary-200);

            }

            .gallery-item-thumbnail {

                flex-grow: 1;

                background-color: var(--panel-background-fill);

                display: flex;

                align-items: center;

                justify-content: center;

                overflow: hidden;

            }

            .gallery-item-thumbnail img, .gallery-item-thumbnail video {

                width: 100%;

                height: 100%;

                object-fit: contain;

            }

            .gallery-item-name {

                padding: 4px 8px;

                font-size: 12px;

                text-align: center;

                background-color: var(--panel-background-fill);

                color: var(--body-text-color);

                white-space: normal;

                word-break: break-word;

                border-top: 1px solid var(--border-color-primary);

                min-height: 3.2em;

                display: flex;

                align-items: center;

                justify-content: center;

            }

            .metadata-content {

                font-family: monospace;

                font-size: 13px;

                line-height: 1.6;

                word-wrap: break-word;

            }

            .metadata-content b {

                color: var(--primary-500);

            }

            .metadata-content hr {

                border: 0;

                border-top: 1px solid var(--border-color-primary);

                margin: 8px 0;

            }

            .metadata-content .placeholder {

                color: var(--body-text-color-subdued);

                text-align: center;

                margin-top: 20px;

                font-style: italic;

            }

            #video_info, #video_info TR, #video_info TD {

                background-color: transparent;

                color: inherit;

                padding: 4px;

                border: 0px !important;

                font-size: 12px;

            }

            #custom-button {

                font-size: 13px;

                padding: 3px 8px !important;

            }

            #stop-button:hover {

                background: #ff3333 !important;

            }

        """

        js = """

            function() {

                window.selectGalleryItem = function(event, element) {

                    if (element.classList.contains('gallery-folder')) return;



                    const gallery = element.closest('.gallery-grid');

                    const selectedFilesInput = document.querySelector('#selected-files-backend textarea');

                    if (!gallery || !selectedFilesInput) { return; }

                    if (!event.ctrlKey && !event.metaKey) {

                        gallery.querySelectorAll('.gallery-item.selected').forEach(el => {

                            if (el !== element) el.classList.remove('selected');

                        });

                    }

                    element.classList.toggle('selected');

                    const selectedItems = Array.from(gallery.querySelectorAll('.gallery-item.selected'));

                    const selectedPaths = selectedItems.map(el => el.dataset.path);

                    selectedFilesInput.value = selectedPaths.join('||');

                    selectedFilesInput.dispatchEvent(new Event('input', { bubbles: true }));

                };



                window.openGalleryFolder = function(event, element) {

                    event.preventDefault();

                    event.stopPropagation();



                    const dirInput = document.querySelector('#current-gallery-dir textarea');

                    const selectedFilesInput = document.querySelector('#selected-files-backend textarea');

                    if (!dirInput) return;



                    const targetPath = element.dataset.path;

                    dirInput.value = targetPath || "";

                    dirInput.dispatchEvent(new Event('input', { bubbles: true }));



                    if (selectedFilesInput) {

                        selectedFilesInput.value = "";

                        selectedFilesInput.dispatchEvent(new Event('input', { bubbles: true }));

                    }

                };



                function setupVideoFrameSeeker(containerId, sliderId, fps) {

                    const container = document.querySelector(`#${containerId}`);

                    const sliderContainer = document.querySelector(`#${sliderId}`);

                    if (!container || !sliderContainer) return;



                    const video = container.querySelector('video');

                    if (!video) return;



                    let frameTime = (fps > 0) ? 1 / fps : 0;

                    let isSeekingFromSlider = false;

                    let debounceTimer;



                    function updateVideoToFrame(frameNumber) {

                        if (frameTime === 0 || !isFinite(video.duration)) return;

                        const maxFrame = Math.floor(video.duration * fps);

                        const clampedFrame = Math.max(1, Math.min(frameNumber, maxFrame || 1));

                        const targetTime = (clampedFrame - 1) * frameTime;

                        if (Math.abs(video.currentTime - targetTime) > frameTime / 2) {

                            video.currentTime = targetTime;

                        }

                    }



                    video.addEventListener('loadedmetadata', () => {

                        const sliderInput = sliderContainer.querySelector('input[type="range"]');

                        if (sliderInput) setTimeout(() => updateVideoToFrame(parseInt(sliderInput.value, 10)), 100);

                    }, { once: true });



                    video.addEventListener('timeupdate', () => {

                        const sliderInput = sliderContainer.querySelector('input[type="range"]');

                        if (!isSeekingFromSlider && frameTime > 0 && sliderInput) {

                            const currentFrame = Math.round(video.currentTime / frameTime) + 1;

                            if (sliderInput.value != currentFrame) {

                                sliderInput.value = currentFrame;

                                const numberInput = sliderContainer.querySelector('input[type="number"]');

                                if (numberInput) numberInput.value = currentFrame;

                            }

                        }

                    });



                    const handleSliderInput = () => {

                        const sliderInput = sliderContainer.querySelector('input[type="range"]');

                        if (sliderInput) {

                            isSeekingFromSlider = true;

                            const frameNumber = parseInt(sliderInput.value, 10);

                            clearTimeout(debounceTimer);

                            debounceTimer = setTimeout(() => {

                                updateVideoToFrame(frameNumber);

                            }, 50);

                        }

                    };



                    const handleInteractionEnd = () => {

                        setTimeout(() => { isSeekingFromSlider = false; }, 150);

                    };



                    sliderContainer.addEventListener('input', handleSliderInput);

                    sliderContainer.addEventListener('mouseup', handleInteractionEnd);

                    sliderContainer.addEventListener('touchend', handleInteractionEnd);

                }



                window.captureCurrentVideoTime = function(videoId, hiddenInputId) {

                    const video = document.querySelector(`#${videoId} video`);

                    const hiddenInput = document.querySelector(`#${hiddenInputId} textarea`);

                    if (video && hiddenInput) {

                        hiddenInput.value = video.currentTime.toString();

                        hiddenInput.dispatchEvent(new Event('input', { bubbles: true }));

                    }

                };



                function setupScopedObserver(observerName, rootSelector, targetSelector, callback) {

                    if (!window.scopedObservers) {

                        window.scopedObservers = new Map();

                    }

                    if (window.scopedObservers.has(observerName)) {

                        return;

                    }



                    const startObserving = () => {

                        const rootElement = document.querySelector(rootSelector);

                        if (!rootElement) {

                            setTimeout(startObserving, 250);

                            return;

                        }



                        const processNode = (node) => {

                            if (node.matches && node.matches(targetSelector)) {

                                callback(node);

                            }

                            if (node.querySelectorAll) {

                                node.querySelectorAll(targetSelector).forEach(callback);

                            }

                        };



                        processNode(rootElement);



                        const observer = new MutationObserver((mutationsList) => {

                            for (const mutation of mutationsList) {

                                if (mutation.type === 'childList') {

                                    mutation.addedNodes.forEach(processNode);

                                }

                            }

                        });



                        observer.observe(rootElement, { childList: true, subtree: true });

                        window.scopedObservers.set(observerName, observer);

                    };



                    startObserving();

                }



                setupScopedObserver(

                    'GalleryVideoSeeker',

                    '#gallery_tab_container',

                    '.video-joiner-player',

                    (playerNode) => {

                        if (!playerNode.dataset.initialized) {

                            const containerId = playerNode.id;

                            const { sliderId, fps } = playerNode.dataset;

                            if (containerId && sliderId && !isNaN(parseFloat(fps))) {

                                setupVideoFrameSeeker(containerId, sliderId, parseFloat(fps));

                                playerNode.dataset.initialized = 'true';

                            }

                        }

                    }

                );

            }

        """

        with gr.Blocks() as gallery_blocks:
            gr.HTML(value=f"<style>{css}</style>")
            gallery_blocks.load(fn=None, js=js)
            with gr.Column(elem_id="gallery_tab_container"):
                with gr.Row():
                    self.refresh_gallery_files_btn = gr.Button("Refresh Files")
                    self.delete_files_btn = gr.Button("Delete selected File", elem_id="stop-button")
                with gr.Row(elem_id="gallery-layout"):
                    self.gallery_html_output = gr.HTML(
                        value="<div class='gallery-grid'><p class='placeholder'>Click 'Refresh Files' to load gallery.</p></div>",
                        elem_id="gallery-container"
                    )
                    with gr.Column(elem_id="metadata-panel-container"):
                        self.join_videos_btn = gr.Button("Join 2 Selected Videos", interactive=False, visible=False)
                        self.recreate_join_btn = gr.Button("Recreate Join From This Video", visible=False, interactive=False)
                        with gr.Column(visible=False) as self.preview_row:
                            self.video_preview = gr.Video(label="Preview", interactive=True, height=250, visible=False, elem_id="main_video_preview")
                            self.image_preview = gr.Image(label="Preview", interactive=False, height=250, visible=False)
                            self.audio_preview = gr.Audio(label="Preview", interactive=False, visible=False)
                            with gr.Row(visible=False) as self.current_frame_buttons_row:
                                self.use_as_start_btn = gr.Button("⬆️ as Start-Image", variant="primary", elem_id="custom-button")
                                self.use_as_end_btn = gr.Button("as End-Image ⬆️", variant="primary", elem_id="custom-button")
                                self.send_to_generator_settings_btn = gr.Button("Use Settings in Generator", interactive=False, visible=False)
                            with gr.Row(visible=False) as self.frame_preview_row:
                                self.first_frame_preview = gr.Image(label="First Frame", interactive=False, height=150)
                                self.last_frame_preview = gr.Image(label="Last Frame", interactive=False, height=150)
                        self.metadata_panel_output = gr.HTML(value="<div class='metadata-content'><p class='placeholder'>Select a file to view its metadata.</p></div>")
                        with gr.Column(visible=False) as self.merge_info_display:
                            gr.Markdown("--- \n #### Merged From")
                            with gr.Row():
                                with gr.Column():
                                    self.merge_source1_prompt = gr.Markdown(elem_classes="metadata-content")
                                    self.merge_source1_image = gr.Image(interactive=False, show_label=False)
                                with gr.Column():
                                    self.merge_source2_prompt = gr.Markdown(elem_classes="metadata-content")
                                    self.merge_source2_image = gr.Image(interactive=False, show_label=False)
                        with gr.Column(visible=False) as self.join_interface:
                            with gr.Row():
                                with gr.Column():
                                    gr.Markdown("#### Video 1 (Provides End Frame)")
                                    self.video1_preview = gr.HTML(label="Video 1 Preview")
                                    self.video1_frame_slider = gr.Slider(label="Frame Number", minimum=1, maximum=100, step=1, interactive=True, elem_id="video1_frame_slider")
                                    self.video1_path = gr.Text(visible=False)
                                    self.video1_info = gr.HTML(label="Video 1 Info")
                                with gr.Column():
                                    gr.Markdown("#### Video 2 (Provides Start Frame)")
                                    self.video2_preview = gr.HTML(label="Video 2 Preview")
                                    self.video2_frame_slider = gr.Slider(label="Frame Number", minimum=1, maximum=100, step=1, interactive=True, elem_id="video2_frame_slider")
                                    self.video2_path = gr.Text(visible=False)
                                    self.video2_info = gr.HTML(label="Video 2 Info")
                            with gr.Row():
                                self.send_to_generator_btn = gr.Button("Send Frames to Generator", variant="primary")
                                self.cancel_join_btn = gr.Button("Cancel")

                self.selected_files_for_backend = gr.Text(label="Selected Files", visible=False, elem_id="selected-files-backend")
                self.current_gallery_dir = gr.Text(label="Current Gallery Dir", visible=False, elem_id="current-gallery-dir")
                self.path_for_settings_loader = gr.Text(label="Path for Settings Loader", visible=False)
                self.current_selected_video_path = gr.Text(visible=False)

        outputs_list = [
            self.gallery_html_output,
            self.selected_files_for_backend,
            self.metadata_panel_output,
            self.join_videos_btn,
            self.send_to_generator_settings_btn,
            self.preview_row,
            self.video_preview,
            self.image_preview,
            self.audio_preview,
            self.frame_preview_row,
            self.first_frame_preview,
            self.last_frame_preview,
            self.join_interface,
            self.recreate_join_btn,
            self.merge_info_display,
            self.current_frame_buttons_row,
            self.current_gallery_dir,
        ]
        no_updates = {comp: gr.update() for comp in outputs_list}

        def on_tab_select(current_state, current_dir, evt: gr.SelectData):
            if evt.value == "Gallery" and not self.loaded_once:
                self.loaded_once = True
                return self.list_output_files_as_html(current_state, current_dir)
            return no_updates

        self.main_tabs.select(
            fn=on_tab_select,
            inputs=[self.state, self.current_gallery_dir],
            outputs=outputs_list,
        )

        self.refresh_gallery_files_btn.click(
            fn=self.list_output_files_as_html,
            inputs=[self.state, self.current_gallery_dir],
            outputs=outputs_list
        )

        self.current_gallery_dir.change(
            fn=self.list_output_files_as_html,
            inputs=[self.state, self.current_gallery_dir],
            outputs=outputs_list,
            show_progress="hidden"
        )

        self.delete_files_btn.click(
            fn=self.delete_selected_files,
            inputs=[self.selected_files_for_backend, self.state, self.current_gallery_dir],
            outputs=outputs_list,
            show_progress="hidden"
        )

        self.selected_files_for_backend.change(
            fn=self.update_metadata_panel_and_buttons,
            inputs=[self.selected_files_for_backend, self.state],
            outputs=[
                self.join_videos_btn, self.send_to_generator_settings_btn, self.metadata_panel_output,
                self.path_for_settings_loader, self.preview_row, self.video_preview, self.image_preview, self.audio_preview,
                self.frame_preview_row, self.first_frame_preview, self.last_frame_preview,
                self.join_interface, self.recreate_join_btn, self.merge_info_display,
                self.merge_source1_prompt, self.merge_source1_image, self.merge_source2_prompt, self.merge_source2_image,
                self.current_frame_buttons_row, self.current_selected_video_path
            ],
            show_progress="hidden"
        )

        self.use_as_start_btn.click(
            fn=self.use_current_frame_as_start,
            inputs=[self.current_selected_video_path],
            outputs=[self.image_start, self.main_tabs, self.image_start_row, self.image_prompt_type_radio],
            js="""(video_path) => {

                const video = document.querySelector('#main_video_preview video');

                const time = video ? video.currentTime : 0;

                return [video_path + '|||' + time];

            }"""
        )

        self.use_as_end_btn.click(
            fn=self.use_current_frame_as_end,
            inputs=[self.current_selected_video_path],
            outputs=[self.image_end, self.main_tabs, self.image_end_row, self.image_prompt_type_endcheckbox],
            js="""(video_path) => {

                const video = document.querySelector('#main_video_preview video');

                const time = video ? video.currentTime : 0;

                return [video_path + '|||' + time];

            }"""
        )

        self.join_videos_btn.click(
            fn=self.show_join_interface,
            inputs=[self.selected_files_for_backend, self.state],
            outputs=[
                self.join_interface, self.preview_row, self.merge_info_display, self.metadata_panel_output,
                self.send_to_generator_settings_btn, self.join_videos_btn, self.recreate_join_btn,
                self.video1_preview, self.video2_preview,
                self.video1_path, self.video2_path, self.video1_frame_slider, self.video2_frame_slider,
                self.video1_info, self.video2_info
            ]
        )

        self.recreate_join_btn.click(
            fn=self.recreate_join_interface,
            inputs=[self.path_for_settings_loader, self.state],
            outputs=[
                self.join_interface, self.preview_row, self.merge_info_display, self.metadata_panel_output,
                self.send_to_generator_settings_btn, self.join_videos_btn, self.recreate_join_btn,
                self.video1_preview, self.video2_preview,
                self.video1_path, self.video2_path, self.video1_frame_slider, self.video2_frame_slider,
                self.video1_info, self.video2_info
            ]
        )

        self.send_to_generator_settings_btn.click(
            fn=self.load_settings_and_frames_from_gallery,
            inputs=[self.state, self.path_for_settings_loader],
            outputs=[self.model_family, self.model_choice, self.main_tabs, self.refresh_form_trigger],
            show_progress="hidden"
        )

        self.send_to_generator_btn.click(
            fn=self.send_selected_frames_to_generator,
            inputs=[self.video1_path, self.video1_frame_slider, self.video2_path, self.video2_frame_slider, self.image_prompt_type],
            outputs=[self.image_start, self.image_end, self.main_tabs, self.join_interface, self.image_prompt_type,
                     self.image_start_row, self.image_end_row, self.image_prompt_type_radio, self.image_prompt_type_endcheckbox,
                     self.plugin_data]
        )

        self.cancel_join_btn.click(
            fn=self.update_metadata_panel_and_buttons,
            inputs=[self.selected_files_for_backend, self.state],
            outputs=[
                self.join_videos_btn, self.send_to_generator_settings_btn, self.metadata_panel_output,
                self.path_for_settings_loader, self.preview_row, self.video_preview, self.image_preview, self.audio_preview,
                self.frame_preview_row, self.first_frame_preview, self.last_frame_preview,
                self.join_interface, self.recreate_join_btn, self.merge_info_display,
                self.merge_source1_prompt, self.merge_source1_image, self.merge_source2_prompt, self.merge_source2_image,
                self.current_frame_buttons_row, self.current_selected_video_path
            ]
        )

        return gallery_blocks

    def use_current_frame_as_start(self, video_path_with_time):
        """Extrahiert Frame an aktueller Position und setzt als Start-Image"""
        print(f"Debug: video_path_with_time={video_path_with_time}")

        if not video_path_with_time or '|||' not in video_path_with_time:
            gr.Warning("No video selected or invalid data.")
            return gr.update(), gr.update(), gr.update(), gr.update()

        try:
            video_path, current_time_str = video_path_with_time.split('|||')
            current_time = float(current_time_str)

            print(f"Debug parsed: video_path={video_path}, time={current_time}")

            fps, _, _, _ = self.get_video_info(video_path)
            frame_number = int(current_time * fps)
            current_frame = self.get_video_frame(video_path, frame_number, return_PIL=True)

            gr.Info(f"Current frame (frame {frame_number + 1}) set as Start-Image.")

            return {
                self.image_start: [(current_frame, "Current Frame")],
                self.main_tabs: gr.Tabs(selected="video_gen"),
                self.image_start_row: gr.Row(visible=True),
                self.image_prompt_type_radio: gr.Radio(value="S")
            }
        except Exception as e:
            print(f"Error in use_current_frame_as_start: {e}")
            import traceback
            traceback.print_exc()
            gr.Warning(f"Error extracting frame: {e}")
            return gr.update(), gr.update(), gr.update(), gr.update()

    def use_current_frame_as_end(self, video_path_with_time):
        """Extrahiert Frame an aktueller Position und setzt als End-Image"""
        print(f"Debug: video_path_with_time={video_path_with_time}")

        if not video_path_with_time or '|||' not in video_path_with_time:
            gr.Warning("No video selected or invalid data.")
            return gr.update(), gr.update(), gr.update(), gr.update()

        try:
            video_path, current_time_str = video_path_with_time.split('|||')
            current_time = float(current_time_str)

            print(f"Debug parsed: video_path={video_path}, time={current_time}")

            fps, _, _, _ = self.get_video_info(video_path)
            frame_number = int(current_time * fps)
            current_frame = self.get_video_frame(video_path, frame_number, return_PIL=True)

            gr.Info(f"Current frame (frame {frame_number + 1}) set as End-Image.")

            return {
                self.image_end: [(current_frame, "Current Frame")],
                self.main_tabs: gr.Tabs(selected="video_gen"),
                self.image_end_row: gr.Row(visible=True),
                self.image_prompt_type_endcheckbox: gr.Checkbox(value=True)
            }
        except Exception as e:
            print(f"Error in use_current_frame_as_end: {e}")
            import traceback
            traceback.print_exc()
            gr.Warning(f"Error extracting frame: {e}")
            return gr.update(), gr.update(), gr.update(), gr.update()

    def delete_selected_files(self, selection_str, current_state, current_dir):
        """Löscht ausgewählte Dateien aus dem output_folder"""
        if not selection_str:
            gr.Warning("No files selected for deletion.")
            return self.list_output_files_as_html(current_state, current_dir)

        file_paths = selection_str.split('||')
        deleted_count = 0
        failed_count = 0

        for file_path in file_paths:
            try:
                if os.path.exists(file_path):
                    os.remove(file_path)
                    deleted_count += 1

                    base_path = os.path.splitext(file_path)[0]
                    metadata_extensions = ['.txt', '.json', '.metadata']

                    for ext in metadata_extensions:
                        metadata_path = base_path + ext
                        if os.path.exists(metadata_path):
                            try:
                                os.remove(metadata_path)
                            except Exception as e:
                                print(f"Could not delete metadata file {metadata_path}: {e}")
                else:
                    failed_count += 1
                    print(f"File not found: {file_path}")
            except Exception as e:
                failed_count += 1
                print(f"Error deleting file {file_path}: {e}")

        if deleted_count > 0:
            gr.Info(f"Successfully deleted {deleted_count} file(s).")

        if failed_count > 0:
            gr.Warning(f"Failed to delete {failed_count} file(s).")

        return self.list_output_files_as_html(current_state, current_dir)

    def list_output_files_as_html(self, current_state, current_dir=""):
        save_path = os.path.abspath(self.server_config.get("save_path", "outputs"))
        image_save_path = os.path.abspath(self.server_config.get("image_save_path", "outputs"))
        roots = []
        for p in [save_path, image_save_path]:
            if p and os.path.isdir(p) and p not in roots:
                roots.append(p)

        def is_within_roots(path: str) -> bool:
            ap = os.path.abspath(path)
            for r in roots:
                try:
                    if os.path.commonpath([ap, r]) == r:
                        return True
                except Exception:
                    pass
            return False

        cur = (current_dir or "").strip()
        cur_abs = os.path.abspath(cur) if cur else ""

        if cur_abs and (not os.path.isdir(cur_abs) or not is_within_roots(cur_abs)):
            cur_abs = ""

        folder_items = []
        file_items = []
        seen_files = set()
        seen_folders = set()

        def add_folder(folder_path: str, display: str):
            ap = os.path.abspath(folder_path)
            if ap in seen_folders:
                return
            seen_folders.add(ap)
            folder_items.append({"path": ap, "name": display})

        def add_file(file_path: str):
            ap = os.path.abspath(file_path)
            if ap in seen_files:
                return
            seen_files.add(ap)
            file_items.append(ap)

        def scan_dir_non_recursive(dir_path: str):
            try:
                entries = os.listdir(dir_path)
            except Exception as e:
                print(f"Could not list dir {dir_path}: {e}")
                return

            for name in entries:
                full = os.path.join(dir_path, name)
                if os.path.isdir(full):
                    add_folder(full, name)

            for name in entries:
                full = os.path.join(dir_path, name)
                if os.path.isfile(full) and (
                    self.has_video_file_extension(name)
                    or self.has_image_file_extension(name)
                    or self.has_audio_file_extension(name)
                ):
                    add_file(full)

        if not cur_abs:
            for r in roots:
                scan_dir_non_recursive(r)
        else:
            parent = os.path.abspath(os.path.join(cur_abs, os.pardir))
            if parent and parent != cur_abs and is_within_roots(parent):
                add_folder(parent, "⬆️ ..")
            scan_dir_non_recursive(cur_abs)

        folder_items.sort(key=lambda x: x["name"].lower())
        file_items.sort(key=os.path.getctime, reverse=True)

        # Thumbnails nur für Bild/Video erzeugen
        thumb_targets = [
            p for p in file_items
            if self.has_video_file_extension(p) or self.has_image_file_extension(p)
        ]
        thumbnails_dict = get_thumbnails_in_batch_windows(thumb_targets)

        items_html = ""

        # -------- FOLDER --------
        for fo in folder_items:
            fpath = fo["path"]
            display_name = fo["name"]

            safe_path = json.dumps(fpath, ensure_ascii=False)

            items_html += f"""

            <div class="gallery-item gallery-folder" data-path={safe_path} ondblclick="openGalleryFolder(event, this)">

                <div class="gallery-item-thumbnail" style="display:flex;align-items:center;justify-content:center;font-size:42px;">

                    📁

                </div>

                <div class="gallery-item-name" title="{display_name}">{display_name}</div>

            </div>

            """

        # -------- FILES --------
        for f in file_items:
            basename = os.path.basename(f)
            display_name = basename

            match = re.search(r'_seed\d+_(.+)\.(mp4|jpg|jpeg|png|webp|wav|mp3|flac|ogg|m4a|aac)$',
                              basename, re.IGNORECASE)
            if match:
                display_name = match.group(1)

            is_video = self.has_video_file_extension(f)
            is_audio = self.has_audio_file_extension(f)

            base64_thumb = thumbnails_dict.get(os.path.abspath(f))

            if is_audio:
                thumbnail_html = """

                    <div style="font-size:42px;line-height:1;display:flex;align-items:center;justify-content:center;height:100%;">

                        🔊

                    </div>

                """
            else:
                thumbnail_html = (
                    f'<img src="data:image/jpeg;base64,{base64_thumb}" alt="thumb">'
                    if base64_thumb else
                    (f'<video muted preload="metadata" src="/gradio_api/file={f}#t=0.5"></video>'
                     if is_video
                     else f'<img src="/gradio_api/file={f}" alt="thumb">')
                )

            safe_path = json.dumps(f, ensure_ascii=False)

            items_html += f"""

            <div class="gallery-item" data-path={safe_path} onclick="selectGalleryItem(event, this)">

                <div class="gallery-item-thumbnail">{thumbnail_html}</div>

                <div class="gallery-item-name" title="{basename}">{display_name}</div>

            </div>

            """

        full_html = f"<div class='gallery-grid'>{items_html}</div>"

        clear_metadata_html = """

        <div class='metadata-content'>

            <p class='placeholder'>Select a file to view its metadata.</p>

        </div>

        """

        return {
            self.gallery_html_output: full_html,
            self.selected_files_for_backend: "",
            self.metadata_panel_output: clear_metadata_html,
            self.join_videos_btn: gr.Button(visible=False),
            self.recreate_join_btn: gr.Button(visible=False),
            self.send_to_generator_settings_btn: gr.Button(visible=False),
            self.preview_row: gr.Column(visible=False),
            self.video_preview: gr.Video(value=None, visible=False),
            self.image_preview: gr.Image(value=None, visible=False),
            self.audio_preview: gr.Audio(value=None, visible=False),
            self.frame_preview_row: gr.Row(visible=False),
            self.first_frame_preview: gr.Image(value=None),
            self.last_frame_preview: gr.Image(value=None),
            self.join_interface: gr.Column(visible=False),
            self.merge_info_display: gr.Column(visible=False),
            self.current_frame_buttons_row: gr.Row(visible=False),
            self.current_gallery_dir: cur_abs if cur_abs else ""
        }


    def add_merge_info_to_metadata(self, configs, plugin_data, **kwargs):
        if plugin_data and "merge_info" in plugin_data:
            configs["merge_info"] = plugin_data["merge_info"]
        return configs

    def probe_audio_ffprobe(self, file_path: str) -> dict:
        """

        Returns a dict with: duration_s, codec, sample_rate, channels, bit_rate

        Uses ffprobe; safe fallback on failure.

        """
        cmd = [
            "ffprobe",
            "-v", "error",
            "-print_format", "json",
            "-show_format",
            "-show_streams",
            file_path
        ]
        try:
            p = subprocess.run(cmd, capture_output=True, text=True, check=False)
            if p.returncode != 0 or not p.stdout:
                return {}
            data = json.loads(p.stdout)
    
            # pick first audio stream
            streams = data.get("streams", []) or []
            astream = next((s for s in streams if s.get("codec_type") == "audio"), None)
    
            fmt = data.get("format", {}) or {}
            duration = None
            if fmt.get("duration") is not None:
                try:
                    duration = float(fmt["duration"])
                except Exception:
                    duration = None
    
            out = {}
            if duration is not None:
                out["duration_s"] = duration
            if astream:
                if astream.get("codec_name"):
                    out["codec"] = astream.get("codec_name")
                if astream.get("sample_rate"):
                    try:
                        out["sample_rate"] = int(astream.get("sample_rate"))
                    except Exception:
                        out["sample_rate"] = astream.get("sample_rate")
                if astream.get("channels") is not None:
                    out["channels"] = astream.get("channels")
                if astream.get("bit_rate") or fmt.get("bit_rate"):
                    br = astream.get("bit_rate") or fmt.get("bit_rate")
                    try:
                        out["bit_rate"] = int(br)
                    except Exception:
                        out["bit_rate"] = br
            return out
        except Exception as e:
            print(f"ffprobe audio error: {e}")
            return {}
    
    
    def get_audio_info_html(self, file_path: str) -> str:
        values, labels = [os.path.basename(file_path)], ["File Name"]
    
        creation_date = str(self.get_file_creation_date(file_path))
        values.append(creation_date[:creation_date.rfind('.')])
        labels.append("Creation Date")
    
        try:
            size_mb = os.path.getsize(file_path) / (1024 * 1024)
            values.append(f"{size_mb:.2f} MB")
            labels.append("File Size")
        except Exception:
            pass
    
        info = self.probe_audio_ffprobe(file_path)
        if info:
            if "duration_s" in info:
                values.append(f"{info['duration_s']:.2f} s")
                labels.append("Duration")
            if info.get("codec"):
                values.append(info["codec"])
                labels.append("Codec")
            if info.get("sample_rate"):
                values.append(f"{info['sample_rate']} Hz")
                labels.append("Sample Rate")
            if info.get("channels") is not None:
                values.append(info["channels"])
                labels.append("Channels")
            if info.get("bit_rate"):
                try:
                    kbps = int(info["bit_rate"]) / 1000
                    values.append(f"{kbps:.0f} kbps")
                except Exception:
                    values.append(str(info["bit_rate"]))
                labels.append("Bitrate")
    
        rows = [
            f"<TR><TD style='text-align: right; vertical-align: top; width:1%; white-space:nowrap;'>{l}</TD>"
            f"<TD><B>{v}</B></TD></TR>"
            for l, v in zip(labels, values) if v is not None
        ]
        return f"<TABLE ID=video_info WIDTH=100%>{''.join(rows)}</TABLE>"


    def get_video_info_html(self, current_state, file_path):
        configs, _, _ = self.get_settings_from_file(current_state, file_path, False, False, False)
        values, labels = [os.path.basename(file_path)], ["File Name"]
        misc_values, misc_labels, pp_values, pp_labels = [], [], [], []
        is_image = self.has_image_file_extension(file_path)
        if is_image:
            width, height = Image.open(file_path).size
            frames_count = fps = 1
            nb_audio_tracks = 0
        else:
            fps, width, height, frames_count = self.get_video_info(file_path)
            nb_audio_tracks = self.extract_audio_tracks(file_path, query_only=True)
        if configs:
            video_model_name = configs.get("type", "Unknown model").split(" - ")[-1]
            misc_values.append(video_model_name)
            misc_labels.append("Model")
            if configs.get("temporal_upsampling"):
                pp_values.append(configs["temporal_upsampling"])
                pp_labels.append("Upsampling")
            if configs.get("film_grain_intensity", 0) > 0:
                pp_values.append(f"Intensity={configs['film_grain_intensity']}, Saturation={configs['film_grain_saturation']}")
                pp_labels.append("Film Grain")
        if configs is None or "seed" not in configs:
            values.extend(misc_values)
            labels.extend(misc_labels)
            creation_date = str(self.get_file_creation_date(file_path))
            values.append(creation_date[:creation_date.rfind('.')])
            labels.append("Creation Date")
            if is_image:
                values.append(f"{width}x{height}")
                labels.append("Resolution")
            else:
                values.extend([f"{width}x{height}", f"{frames_count} frames (duration={frames_count/fps:.1f}s, fps={round(fps)})"])
                labels.extend(["Resolution", "Frames"])
            if nb_audio_tracks > 0:
                values.append(nb_audio_tracks)
                labels.append("Nb Audio Tracks")
            values.extend(pp_values)
            labels.extend(pp_labels)
        else:
            values.extend(misc_values)
            labels.extend(misc_labels)
            values.append(configs.get("prompt", "")[:1024])
            labels.append("Text Prompt")
            values.extend([
                f"{configs.get('resolution', '')} (real: {width}x{height})",
                configs.get('video_length', 0),
                configs.get('seed', -1),
                configs.get('guidance_scale', 'N/A'),
                configs.get('num_inference_steps', 'N/A')
            ])
            labels.extend(["Resolution", "Video Length", "Seed", "Guidance (CFG)", "Num Inference steps"])
        rows = [
            f"<TR><TD style='text-align: right; vertical-align: top; width:1%; white-space:nowrap;'>{l}</TD><TD><B>{v}</B></TD></TR>"
            for l, v in zip(labels, values) if v is not None
        ]
        return f"<TABLE ID=video_info WIDTH=100%>{''.join(rows)}</TABLE>"

    def update_metadata_panel_and_buttons(self, selection_str, current_state):
        file_paths = selection_str.split('||') if selection_str else []
        video_files = [f for f in file_paths if self.has_video_file_extension(f)]

        updates = {
            self.join_videos_btn: gr.Button(visible=len(video_files) == 2 and len(file_paths) == 2, interactive=True),
            self.recreate_join_btn: gr.Button(visible=False),
            self.send_to_generator_settings_btn: gr.Button(visible=False),
            self.path_for_settings_loader: "",
            self.preview_row: gr.Column(visible=False),
            self.video_preview: gr.Video(visible=False, value=None),
            self.image_preview: gr.Image(visible=False, value=None),
            self.audio_preview: gr.Audio(visible=False, value=None),
            self.frame_preview_row: gr.Row(visible=False),
            self.first_frame_preview: gr.Image(value=None),
            self.last_frame_preview: gr.Image(value=None),
            self.join_interface: gr.Column(visible=False),
            self.merge_info_display: gr.Column(visible=False),
            self.metadata_panel_output: gr.HTML(value="<div class='metadata-content'><p class='placeholder'>Select a file to view its metadata.</p></div>", visible=True),
            self.merge_source1_prompt: gr.Markdown(value=""),
            self.merge_source1_image: gr.Image(value=None),
            self.merge_source2_prompt: gr.Markdown(value=""),
            self.merge_source2_image: gr.Image(value=None),
            self.current_frame_buttons_row: gr.Row(visible=False),
            self.current_selected_video_path: ""
        }

        if len(file_paths) == 1:
            file_path = file_paths[0]
            updates[self.path_for_settings_loader] = file_path
            configs, _, _ = self.get_settings_from_file(current_state, file_path, False, False, False)
            updates[self.send_to_generator_settings_btn] = gr.Button(visible=True, interactive=bool(configs))
            if self.has_audio_file_extension(file_path):
                updates[self.metadata_panel_output] = gr.HTML(value=self.get_audio_info_html(file_path), visible=True)
            else:
                updates[self.metadata_panel_output] = gr.HTML(value=self.get_video_info_html(current_state, file_path), visible=True)

            if configs and "merge_info" in configs:
                merge_info = configs["merge_info"]
                save_path = self.server_config.get("save_path", "outputs")
                image_save_path = self.server_config.get("image_save_path", "outputs")
                vid1_rel, vid2_rel = merge_info['source_video_1']['path'], merge_info['source_video_2']['path']
                vid1_abs = next((p for p in [os.path.join(save_path, vid1_rel), os.path.join(image_save_path, vid1_rel)] if os.path.exists(p)), None)
                vid2_abs = next((p for p in [os.path.join(save_path, vid2_rel), os.path.join(image_save_path, vid2_rel)] if os.path.exists(p)), None)

                if vid1_abs and vid2_abs:
                    updates[self.recreate_join_btn] = gr.Button(visible=True, interactive=True)
                    updates[self.merge_info_display] = gr.Column(visible=True)
                    f1_num, f2_num = merge_info['source_video_1']['frame_used'], merge_info['source_video_2']['frame_used']
                    f1_pil = self.get_video_frame(vid1_abs, f1_num - 1, return_PIL=True)
                    f2_pil = self.get_video_frame(vid2_abs, f2_num - 1, return_PIL=True)
                    c1, _, _ = self.get_settings_from_file(current_state, vid1_abs, False, False, False)
                    c2, _, _ = self.get_settings_from_file(current_state, vid2_abs, False, False, False)
                    p1 = (c1.get('prompt', 'N/A') if c1 else 'N/A')
                    p2 = (c2.get('prompt', 'N/A') if c2 else 'N/A')

                    updates[self.merge_source1_prompt] = f"<b>{vid1_rel} (Frame {f1_num})</b><br>{p1[:100] + '...' if len(p1) > 100 else p1}"
                    updates[self.merge_source1_image] = f1_pil
                    updates[self.merge_source2_prompt] = f"<b>{vid2_rel} (Frame {f2_num})</b><br>{p2[:100] + '...' if len(p2) > 100 else p2}"
                    updates[self.merge_source2_image] = f2_pil
                else:
                    updates[self.preview_row] = gr.Column(visible=True)

            else:
                updates[self.preview_row] = gr.Column(visible=True)

                if self.has_video_file_extension(file_path):
                    # --- VIDEO PREVIEW ---
                    updates[self.video_preview] = gr.Video(value=file_path, visible=True)
                    updates[self.image_preview] = gr.Image(visible=False, value=None)
                    updates[self.audio_preview] = gr.Audio(visible=False, value=None)

                    updates[self.current_frame_buttons_row] = gr.Row(visible=True)
                    updates[self.current_selected_video_path] = file_path

                    updates[self.frame_preview_row] = gr.Row(visible=True)
                    first_frame_pil = self.get_video_frame(file_path, 0, return_PIL=True)
                    _, _, _, frame_count = self.get_video_info(file_path)
                    last_frame_pil = (
                        self.get_video_frame(file_path, frame_count - 1, return_PIL=True)
                        if frame_count > 1 else first_frame_pil
                    )

                    updates[self.first_frame_preview] = gr.Image(
                        value=first_frame_pil,
                        label="First Frame"
                    )
                    updates[self.last_frame_preview] = gr.Image(
                        value=last_frame_pil,
                        label="Last Frame",
                        visible=True
                    )

                elif self.has_image_file_extension(file_path):
                    # --- IMAGE PREVIEW ---
                    updates[self.image_preview] = gr.Image(
                        value=Image.open(file_path),
                        label="Image Preview",
                        visible=True
                    )
                    updates[self.video_preview] = gr.Video(visible=False, value=None)
                    updates[self.audio_preview] = gr.Audio(visible=False, value=None)

                    updates[self.current_frame_buttons_row] = gr.Row(visible=False)
                    updates[self.frame_preview_row] = gr.Row(visible=False)
                    updates[self.current_selected_video_path] = ""

                elif self.has_audio_file_extension(file_path):
                    # --- AUDIO PREVIEW ---
                    updates[self.audio_preview] = gr.Audio(
                        value=file_path,
                        visible=True
                    )
                    updates[self.video_preview] = gr.Video(visible=False, value=None)
                    updates[self.image_preview] = gr.Image(visible=False, value=None)

                    updates[self.current_frame_buttons_row] = gr.Row(visible=False)
                    updates[self.frame_preview_row] = gr.Row(visible=False)
                    updates[self.current_selected_video_path] = ""

                else:
                    # fallback
                    updates[self.video_preview] = gr.Video(visible=False, value=None)
                    updates[self.image_preview] = gr.Image(visible=False, value=None)
                    updates[self.audio_preview] = gr.Audio(visible=False, value=None)
                    updates[self.current_frame_buttons_row] = gr.Row(visible=False)
                    updates[self.frame_preview_row] = gr.Row(visible=False)
                    updates[self.current_selected_video_path] = ""

        elif len(file_paths) > 1:
            updates[self.metadata_panel_output] = gr.HTML(value=f"<div class='metadata-content'><p>{len(file_paths)} items selected.</p></div>", visible=True)

        return updates

    def load_settings_and_frames_from_gallery(self, current_state, file_path):
        if not file_path:
            gr.Warning("No file selected.")
            return gr.update(), gr.update(), gr.update(), gr.update()
        configs, _, _ = self.get_settings_from_file(current_state, file_path, True, True, True)
        if not configs:
            gr.Info("No settings found.")
            return gr.update(), gr.update(), gr.update(), gr.update()
        current_model_type = current_state["model_type"]
        target_model_type = configs.get("model_type", current_model_type)
        if self.are_model_types_compatible(target_model_type, current_model_type):
            target_model_type = current_model_type
        configs["model_type"] = target_model_type
        first_frame, last_frame = None, None
        if self.has_video_file_extension(file_path):
            first_frame = self.get_video_frame(file_path, 0, return_PIL=True)
            _, _, _, frame_count = self.get_video_info(file_path)
            if frame_count > 1:
                last_frame = self.get_video_frame(file_path, frame_count - 1, return_PIL=True)
        elif self.has_image_file_extension(file_path):
            first_frame = Image.open(file_path)
        allowed_prompts = self.get_model_def(target_model_type).get("image_prompt_types_allowed", "")
        configs = {**self.get_default_settings(target_model_type), **configs}
        if first_frame:
            updated_prompts = self.add_to_sequence(configs.get("image_prompt_type", ""), "S") if "S" in allowed_prompts else configs.get("image_prompt_type", "")
            configs["image_start"] = [(first_frame, "First Frame")]
            if last_frame and "E" in allowed_prompts:
                updated_prompts = self.add_to_sequence(updated_prompts, "E")
                configs["image_end"] = [(last_frame, "Last Frame")]
            configs["image_prompt_type"] = updated_prompts
        self.set_model_settings(current_state, target_model_type, configs)
        gr.Info(f"Settings from '{os.path.basename(file_path)}' sent to generator.")
        mf, mbc, mc = (gr.update(), gr.update(), gr.update()) if target_model_type == current_model_type else self.generate_dropdown_model_list(target_model_type)
        return mf, mc, gr.update(selected="video_gen"), self.get_unique_id()

    def show_join_interface(self, selection_str, current_state):
        video_files = [f for f in selection_str.split('||') if self.has_video_file_extension(f)] if selection_str else []
        if len(video_files) != 2:
            gr.Warning("Please select exactly two videos.")
            return {}
        return self.recreate_join_interface(video_files, current_state)

    def recreate_join_interface(self, file_info, current_state):
        if isinstance(file_info, str):
            configs, _, _ = self.get_settings_from_file(current_state, file_info, False, False, False)
            if not (configs and "merge_info" in configs):
                gr.Warning("Could not find merge info in the selected file.")
                return {}
            merge_info = configs["merge_info"]
            save_path = self.server_config.get("save_path", "outputs")
            image_save_path = self.server_config.get("image_save_path", "outputs")
            vid1_rel, vid2_rel = merge_info['source_video_1']['path'], merge_info['source_video_2']['path']
            vid1_abs = next((p for p in [os.path.join(save_path, vid1_rel), os.path.join(image_save_path, vid1_rel)] if os.path.exists(p)), None)
            vid2_abs = next((p for p in [os.path.join(save_path, vid2_rel), os.path.join(image_save_path, vid2_rel)] if os.path.exists(p)), None)
            if not (vid1_abs and vid2_abs):
                gr.Warning("One or both source videos for merging could not be found.")
                return {}
            vid1_path, vid2_path = vid1_abs, vid2_abs
            frame1_num, frame2_num = merge_info['source_video_1']['frame_used'], merge_info['source_video_2']['frame_used']
        elif isinstance(file_info, list) and len(file_info) == 2:
            vid1_path, vid2_path = file_info[0], file_info[1]
            _, _, _, v1_frames = self.get_video_info(vid1_path)
            frame1_num, frame2_num = v1_frames, 1
        else:
            return {}

        server_port_val = int(self.args.server_port) if self.args.server_port != 0 else 7860
        server_name_val = self.args.server_name if self.args.server_name and self.args.server_name != "0.0.0.0" else "127.0.0.1"
        base_url = f"http://{server_name_val}:{server_port_val}"
        v1_fps, _, _, v1_frames = self.get_video_info(vid1_path)
        v2_fps, _, _, v2_frames = self.get_video_info(vid2_path)

        def create_player(container_id, slider_id, path, fps):
            return f'<div id="{container_id}" class="video-joiner-player" data-slider-id="{slider_id}" data-fps="{fps}"><video src="{base_url}/gradio_api/file={path}" style="width:100%;" controls muted preload="metadata"></video></div>'

        player1_html = create_player("video1_player_container", "video1_frame_slider", vid1_path, v1_fps)
        player2_html = create_player("video2_player_container", "video2_frame_slider", vid2_path, v2_fps)

        return {
            self.join_interface: gr.Column(visible=True),
            self.preview_row: gr.Column(visible=False),
            self.merge_info_display: gr.Column(visible=False),
            self.metadata_panel_output: gr.HTML(visible=False),
            self.send_to_generator_settings_btn: gr.Button(visible=False),
            self.join_videos_btn: gr.Button(visible=False),
            self.recreate_join_btn: gr.Button(visible=False),
            self.video1_preview: gr.HTML(value=player1_html),
            self.video2_preview: gr.HTML(value=player2_html),
            self.video1_path: vid1_path,
            self.video2_path: vid2_path,
            self.video1_frame_slider: gr.Slider(maximum=v1_frames, value=frame1_num),
            self.video2_frame_slider: gr.Slider(maximum=v2_frames, value=frame2_num),
            self.video1_info: self.get_video_info_html(current_state, vid1_path),
            self.video2_info: self.get_video_info_html(current_state, vid2_path)
        }

    def send_selected_frames_to_generator(self, vid1_path, frame1_num, vid2_path, frame2_num, current_image_prompt_type):
        frame1 = self.get_video_frame(vid1_path, int(frame1_num) - 1, return_PIL=True)
        frame2 = self.get_video_frame(vid2_path, int(frame2_num) - 1, return_PIL=True)
        gr.Info("Frames sent to Video Generator.")
        updated_image_prompt_type = self.add_to_sequence(current_image_prompt_type, "SE")
        merge_info = {
            "source_video_1": {
                "path": os.path.basename(vid1_path),
                "frame_used": int(frame1_num)
            },
            "source_video_2": {
                "path": os.path.basename(vid2_path),
                "frame_used": int(frame2_num)
            }
        }
        return {
            self.image_start: [(frame1, "Start Frame")],
            self.image_end: [(frame2, "End Frame")],
            self.main_tabs: gr.Tabs(selected="video_gen"),
            self.join_interface: gr.Column(visible=False),
            self.image_prompt_type: updated_image_prompt_type,
            self.image_start_row: gr.Row(visible=True),
            self.image_end_row: gr.Row(visible=True),
            self.image_prompt_type_radio: gr.Radio(value="S"),
            self.image_prompt_type_endcheckbox: gr.Checkbox(value=True),
            self.plugin_data: {"merge_info": merge_info}
        }