import os
import shutil
import tempfile

import spaces
import gradio as gr
import torch

title_markdown = ("""
<div style="display: flex; justify-content: flex-start; align-items: center; text-align: center;">
  <div style="margin-right: 20px; display: flex; align-items: center;">
    <a href="https://github.com/ShareGPT4Omni/ShareGPT4Video" style="text-decoration: none; display: flex; align-items: center;">
      <img src="https://raw.githubusercontent.com/ShareGPT4V/ShareGPT4V-Resources/master/images/share4video_tight.png" alt="ShareGPT4Video🚀" style="max-width: 120px; height: auto;">
    </a>
  </div>
  <div>
    <h1>ShareGPT4Video: Improving Video Understanding and Generation with Better Captions</h1>
    <h5 style="margin: 0;">If you like our project, please give us a star ✨ on Github for the latest update.</h5>
    <h5 style="margin: 0;"> <a href="https://sharegpt4video.github.io/">[Project Page]</a> <a href="https://github.com/ShareGPT4Omni/ShareGPT4Video">[Code]</a> <a href="https://arxiv.org/abs/2406.04325v1">[Paper]</a>
  </div>
</div>
""")

block_css = """
#buttons button {
    min-width: min(120px,100%);
}
"""

learn_more_markdown = ("""
### License
The service is a research preview intended for non-commercial use only, subject to the model [License](https://github.com/facebookresearch/llama/blob/main/MODEL_CARD.md) of LLaMA, [Terms of Use](https://openai.com/policies/terms-of-use) of the data generated by OpenAI, and [Privacy Practices](https://chrome.google.com/webstore/detail/sharegpt-share-your-chatg/daiacboceoaocpibfodeljbdfacokfjb) of ShareGPT. Please contact us if you find any potential violation.
""")


model_path = ''
device = 'cuda'
load_8bit = False
load_4bit = False
dtype = torch.float16


@spaces.GPU(duration=60)
def generate_slidingcaptioning(video):
    return 'text'

@spaces.GPU(duration=60)
def generate_fastcaptioning(video):
    return 'text'

@spaces.GPU(duration=60)
def generate_promptrecaptioning(text):
    return text
    
def save_video_to_local(video_path):
    filename = os.path.join('temp', next(
        tempfile._get_candidate_names()) + '.mp4')
    shutil.copyfile(video_path, filename)
    return filename

with gr.Blocks(title='ShareCaptioner-Video', theme=gr.themes.Default(), css=block_css) as demo:
    gr.Markdown(title_markdown)
    state = gr.State()
    state_ = gr.State()
    first_run = gr.State()

    with gr.Row():
        gr.Markdown("### The ShareCaptioner-Video is a Four-in-One exceptional video captioning model with the following capabilities:\n1. Fast captioning, 2. Sliding Captioning, 3. Clip Summarizing, 4. Prompt Re-Captioning") 
    with gr.Row():
        gr.Markdown("(THE DEMO OF \"Clip Summarizing\" IS COMING SOON...)")
    with gr.Row():
        with gr.Column(scale=6):
            with gr.Row():
                video = gr.Video(label="Input Video")
                cur_dir = os.path.dirname(os.path.abspath(__file__))
            with gr.Row():
                textbox = gr.Textbox(
                    show_label=False, placeholder="Input Text", container=False
                )
            with gr.Row():
                with gr.Column(scale=2, min_width=50):
                    submit_btn_sc = gr.Button(
                        value="Sliding Captioning", variant="primary", interactive=True
                    )
                with gr.Column(scale=2, min_width=50):
                    submit_btn_fc = gr.Button(
                        value="Fast Captioning", variant="primary", interactive=True
                    )
                with gr.Column(scale=2, min_width=50):
                    submit_btn_pr = gr.Button(
                        value="Prompt Re-captioning", variant="primary", interactive=True
                    )
        with gr.Column(scale=4, min_width=200):
            with gr.Row():
                textbox_out = gr.Textbox(
                    show_label=False, placeholder="Output", container=False
                )
    gr.Markdown(learn_more_markdown)

    submit_btn_sc.click(generate_slidingcaptioning, [video],[textbox_out])
    submit_btn_fc.click(generate_fastcaptioning, [video], [textbox_out])
    submit_btn_pr.click(generate_promptrecaptioning, [textbox], [textbox_out])

### for local launch
demo.launch(server_name="0.0.0.0",
            server_port=28358,
            share=True)

### for huggingface launch
# demo.launch()