import asyncio
import requests

from .metadata_engine import generate_metadata
from .hashtags import generate_hashtags
from .thumbnail import generate_thumbnail
from .scheduler_engine import schedule_post
from .router import publish_all


async def run_publisher(payload: dict):

    source = payload["source"]
    webhook = payload.get("webhook")
    platforms = payload.get(
        "platforms",
        ["tiktok", "reels", "shorts", "facebook"]
    )

    # 1. Metadata
    metadata = await asyncio.to_thread(generate_metadata, source)

    # 2. Hashtags
    hashtags = await asyncio.to_thread(generate_hashtags, metadata)

    # 3. Thumbnail
    thumbnail = await asyncio.to_thread(generate_thumbnail, source)

    # 4. Schedule
    schedule_time = schedule_post(payload)

    # 5. Publish
    results = await publish_all(
        source=source,
        platforms=platforms,
        metadata=metadata,
        hashtags=hashtags,
        thumbnail=thumbnail,
        schedule_time=schedule_time,
    )

    response = {
        "status": "completed",
        "metadata": metadata,
        "hashtags": hashtags,
        "thumbnail": thumbnail,
        "results": results,
    }

    if webhook:
        await asyncio.to_thread(requests.post, webhook, json=response, timeout=10)

    return response