"""引导视频 prepare/start/reward 客户端 API。"""
from __future__ import annotations

import logging

from fastapi import APIRouter, Depends, HTTPException

from app.api.deps import CurrentUser, DbSession
from app.core.ratelimit import rate_limit
from app.repositories import guide_video as crud_guide
from app.schemas.guide_video import (
    GuideVideoPrepareIn,
    GuideVideoPrepareOut,
    GuideVideoRewardIn,
    GuideVideoRewardOut,
    GuideVideoStartIn,
    GuideVideoStartOut,
)

logger = logging.getLogger("shagua.guide_video")
router = APIRouter(prefix="/api/v1/guide-video", tags=["guide-video"])


@router.post(
    "/prepare",
    response_model=GuideVideoPrepareOut,
    dependencies=[Depends(rate_limit(60, 60, "guide-video-prepare"))],
)
def prepare(
    payload: GuideVideoPrepareIn, user: CurrentUser, db: DbSession
) -> GuideVideoPrepareOut:
    result = crud_guide.prepare_play(db, user.id, scene=payload.scene)
    logger.info(
        "guide video prepare user_id=%d scene=%s should_play=%s reason=%s",
        user.id, payload.scene, result["should_play"], result["reason"],
    )
    return GuideVideoPrepareOut(**result)


@router.post(
    "/start",
    response_model=GuideVideoStartOut,
    dependencies=[Depends(rate_limit(60, 60, "guide-video-start"))],
)
def start(
    payload: GuideVideoStartIn, user: CurrentUser, db: DbSession
) -> GuideVideoStartOut:
    try:
        result = crud_guide.start_play(db, user.id, play_token=payload.play_token)
    except crud_guide.PlayStateError as exc:
        status_code = 404 if exc.code == "play_not_found" else 409
        raise HTTPException(status_code=status_code, detail=exc.detail()) from exc
    logger.info(
        "guide video start user_id=%d token=%s status=%s seq=%d",
        user.id, payload.play_token[:12], result["status"], result["seq"],
    )
    return GuideVideoStartOut(**result)


@router.post(
    "/reward",
    response_model=GuideVideoRewardOut,
    dependencies=[Depends(rate_limit(120, 60, "guide-video-reward"))],
)
def reward(
    payload: GuideVideoRewardIn, user: CurrentUser, db: DbSession
) -> GuideVideoRewardOut:
    result = crud_guide.grant_circle(
        db,
        user.id,
        play_token=payload.play_token,
        circle=payload.circle,
    )
    logger.info(
        "guide video reward user_id=%d token=%s circle=%d status=%s granted=%s",
        user.id, payload.play_token[:12], payload.circle,
        result["status"], result["granted"],
    )
    return GuideVideoRewardOut(**result)