"""
Admin API for data collection management.
"""
from typing import List
from datetime import datetime

from fastapi import APIRouter, Depends, HTTPException, Query
from sqlalchemy.orm import Session
from pydantic import BaseModel

from app.core.database import get_db
from app.api.deps import CurrentUser
from app.models.stock import JobLog
from app.services.collectors import (
    StockCollector,
    SectorCollector,
    PriceCollector,
    ValuationCollector,
)

router = APIRouter(prefix="/api/admin", tags=["admin"])


class JobLogResponse(BaseModel):
    id: int
    job_name: str
    status: str
    started_at: datetime
    finished_at: datetime | None
    records_count: int | None
    error_msg: str | None

    class Config:
        from_attributes = True


class CollectResponse(BaseModel):
    message: str
    job_id: int


@router.post("/collect/stocks", response_model=CollectResponse)
async def collect_stocks(
    current_user: CurrentUser,
    db: Session = Depends(get_db),
    biz_day: str = Query(None, pattern=r"^\d{8}$", description="Business day in YYYYMMDD format"),
):
    """Collect stock master data from KRX."""
    try:
        collector = StockCollector(db, biz_day=biz_day)
        job_log = collector.run()
        return CollectResponse(
            message=f"Stock collection completed: {job_log.records_count} records",
            job_id=job_log.id,
        )
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.post("/collect/sectors", response_model=CollectResponse)
async def collect_sectors(
    current_user: CurrentUser,
    db: Session = Depends(get_db),
    biz_day: str = Query(None, pattern=r"^\d{8}$", description="Business day in YYYYMMDD format"),
):
    """Collect sector classification data from WISEindex."""
    try:
        collector = SectorCollector(db, biz_day=biz_day)
        job_log = collector.run()
        return CollectResponse(
            message=f"Sector collection completed: {job_log.records_count} records",
            job_id=job_log.id,
        )
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.post("/collect/prices", response_model=CollectResponse)
async def collect_prices(
    current_user: CurrentUser,
    db: Session = Depends(get_db),
    start_date: str = Query(None, pattern=r"^\d{8}$", description="Start date in YYYYMMDD format"),
    end_date: str = Query(None, pattern=r"^\d{8}$", description="End date in YYYYMMDD format"),
):
    """Collect price data using pykrx."""
    try:
        collector = PriceCollector(db, start_date=start_date, end_date=end_date)
        job_log = collector.run()
        return CollectResponse(
            message=f"Price collection completed: {job_log.records_count} records",
            job_id=job_log.id,
        )
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.post("/collect/valuations", response_model=CollectResponse)
async def collect_valuations(
    current_user: CurrentUser,
    db: Session = Depends(get_db),
    biz_day: str = Query(None, pattern=r"^\d{8}$", description="Business day in YYYYMMDD format"),
):
    """Collect valuation data from KRX."""
    try:
        collector = ValuationCollector(db, biz_day=biz_day)
        job_log = collector.run()
        return CollectResponse(
            message=f"Valuation collection completed: {job_log.records_count} records",
            job_id=job_log.id,
        )
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))


@router.get("/collect/status", response_model=List[JobLogResponse])
async def get_collection_status(
    current_user: CurrentUser,
    db: Session = Depends(get_db),
    limit: int = Query(20, gt=0, le=100, description="Number of records to return"),
):
    """Get recent job execution status."""
    jobs = (
        db.query(JobLog)
        .order_by(JobLog.started_at.desc())
        .limit(limit)
        .all()
    )
    return jobs