import gradio as gr
from easygui import diropenbox, msgbox
import subprocess

def get_folder_path():
    folder_path = diropenbox("Select the directory to use")

    return folder_path

def caption_images(caption_text_input, images_dir_input, overwrite_input, caption_file_ext):
    # Check for caption_text_input
    if caption_text_input == "":
        msgbox("Caption text is missing...")
        return
    
    # Check for images_dir_input
    if images_dir_input == "":
        msgbox("Image folder is missing...")
        return
    
    print(f"Captionning files in {images_dir_input} with {caption_text_input}...")
    run_cmd = f'python "tools/caption.py"'
    run_cmd += f' --caption_text="{caption_text_input}"'
    if overwrite_input:
        run_cmd += f' --overwrite'
    if caption_file_ext != "":
        run_cmd += f' --caption_file_ext="{caption_file_ext}"'
    run_cmd += f' "{images_dir_input}"'
    
    print(run_cmd)
    
    # Run the command
    subprocess.run(run_cmd)
    
    print("...captionning done")

###
# Gradio UI
###

def gradio_caption_gui():
    with gr.Tab("Captionning"):
        gr.Markdown(
            "This utility will allow the creation of caption files for each images in a folder."
        )
        with gr.Row():
            caption_text_input = gr.Textbox(
                label="Caption text",
                placeholder="Eg: , by some artist",
                interactive=True,
                )
            overwrite_input = gr.Checkbox(
                label="Overwrite existing captions in folder",
                interactive=True,
                value=False
            )
            caption_file_ext = gr.Textbox(
                label="Caption file extension",
                placeholder="(Optional) Default: .caption",
                interactive=True,
            )
        with gr.Row():
            images_dir_input = gr.Textbox(
                label="Image forder to caption",
                placeholder="Directory containing the images to caption",
                interactive=True,
            )
            button_images_dir_input = gr.Button(
                "📂", elem_id="open_folder_small")
            button_images_dir_input.click(
                get_folder_path, outputs=images_dir_input)
        caption_button = gr.Button("Caption images")
        
        caption_button.click(caption_images, inputs=[caption_text_input, images_dir_input, overwrite_input, caption_file_ext])