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import gradio as gr
import cv2
import requests
import os

from ultralytics import YOLO

model = YOLO("best_model.pt")
example_imgs = [
    os.path.join("example", "img", example) for example in os.listdir("example/img")
]
example_vids = [
    os.path.join("example", "vid", example) for example in os.listdir("example/vid")
]


def show_preds_image(image_path):
    image = cv2.imread(image_path)
    outputs = model.predict(source=image_path)
    results = outputs[0].cpu().numpy()
    for i, det in enumerate(results.boxes.xyxy):
        cv2.rectangle(
            image,
            (int(det[0]), int(det[1])),
            (int(det[2]), int(det[3])),
            color=(0, 0, 255),
            thickness=2,
            lineType=cv2.LINE_AA,
        )
    return cv2.cvtColor(image, cv2.COLOR_BGR2RGB)


def show_preds_image(image_path):
    image = cv2.imread(image_path)
    outputs = model.predict(source=image_path)
    results = outputs[0].cpu().numpy()
    for det in results.boxes.xyxy:
        cv2.rectangle(
            image,
            (int(det[0]), int(det[1])),
            (int(det[2]), int(det[3])),
            color=(0, 0, 255),
            thickness=2,
            lineType=cv2.LINE_AA,
        )
    return cv2.cvtColor(image, cv2.COLOR_BGR2RGB)


# Define the Gradio interface for image input
interface_image = gr.Interface(
    fn=show_preds_image,
    inputs=gr.components.Image(type="filepath", label="Input Image"),
    outputs=gr.components.Image(type="numpy", label="Output Image"),
    title="Pothole Detector - Image",
    examples=example_imgs,
    cache_examples=False,
)


# For video processing, it's best to process and then show the output video.
# This is a simplified placeholder for video processing, indicating where to include the video processing logic.
def show_preds_video(video_path):
    # Placeholder for video processing function
    # Process the video here and save the output, then return the path to the processed video
    processed_video_path = "processed_video.mp4"  # Example output path
    return processed_video_path


# Define the Gradio interface for video input
interface_video = gr.Interface(
    fn=show_preds_video,
    inputs=gr.components.Video(label="Input Video"), 
    outputs=gr.components.Video(type="numpy", label="Processed Video"),
    title="Pothole Detector - Video",
    examples=example_vids,
    cache_examples=False,
)

# Combine the interfaces into a tabbed interface
gr.TabbedInterface(
    [interface_image, interface_video], tab_names=["Image Inference", "Video Inference"]
).launch()