"""
Dev-only endpoint: manually insert a fake post to test the full pipeline.
"""

import asyncio
from datetime import datetime, timezone
from fastapi import APIRouter, BackgroundTasks, Depends
from sqlalchemy.ext.asyncio import AsyncSession
from app.database import get_db, AsyncSessionLocal
from app.models import Post, iso_utc
from app.ws.manager import manager
import hashlib, time

router = APIRouter()


@router.post("/dev/fake-post")
async def insert_fake_post(
    text: str = "BITCOIN is the future of money! We will make America the greatest crypto capital EVER!",
    sentiment: str = "bullish",
    db: AsyncSession = Depends(get_db),
):
    external_id = hashlib.md5(f"fake-{time.time()}".encode()).hexdigest()
    post = Post(
        external_id=external_id,
        text=text,
        source="truth",
        published_at=datetime.now(timezone.utc).replace(tzinfo=None),
        sentiment=sentiment,
        ai_confidence=88,
        relevant=True,
        price_impact_asset="BTC",
        price_impact_m5=1.2,
        price_impact_m15=2.4,
        price_impact_m1h=3.1,
        price_at_post=94230.0,
    )
    db.add(post)
    await db.commit()
    await db.refresh(post)

    await manager.broadcast({
        "type": "new_post",
        "post": {
            "id": post.id,
            "text": post.text,
            "source": post.source,
            "published_at": iso_utc(post.published_at),
            "sentiment": post.sentiment,
            "ai_confidence": post.ai_confidence,
            "relevant": post.relevant,
            "price_impact": {
                "asset": "BTC", "m5": 1.2, "m15": 2.4, "m1h": 3.1, "price_at_post": 94230.0
            },
        },
    })
    return {"id": post.id, "text": post.text[:80]}


@router.post("/dev/backfill-prices")
async def trigger_price_backfill(background_tasks: BackgroundTasks, asset: str = "BTC"):
    """触发历史帖子价格回溯（后台运行）"""
    from app.services.price_backfill import backfill_price_impact
    background_tasks.add_task(backfill_price_impact, AsyncSessionLocal, asset)
    return {"status": "started", "asset": asset, "message": "后台回溯中，约需 1-2 分钟"}