"""
游戏相关路由
"""
from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy.orm import Session
from typing import List
from datetime import datetime
from ..core.database import get_db
from ..schemas.game import (
    ChestCreate, ChestResponse, BetCreate, BetResponse,
    ChestSettle, ChestLock,
    ChestTemplateCreate, ChestTemplateUpdate, ChestTemplateResponse
)
from ..services.game_service import GameService
from ..models.game import ChestStatus
from ..utils.deps import get_current_user, get_current_streamer

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


@router.post("/chests", response_model=ChestResponse)
def create_chest(
    chest_data: ChestCreate,
    db: Session = Depends(get_db),
    current_user: get_current_streamer = Depends(get_current_streamer)
):
    """
    创建宝箱（仅主播）
    """
    print(f"[DEBUG] Creating chest: user={current_user.id}, role={current_user.role}, data={chest_data}")
    try:
        chest = GameService.create_chest(db, current_user, chest_data)
        
        # 计算剩余时间
        time_remaining = 0
        if chest.status == ChestStatus.BETTING:
            # 使用本地时间进行计算（与数据库func.now()保持一致）
            if isinstance(chest.created_at, str):
                if 'T' in chest.created_at:
                    created_time = datetime.fromisoformat(chest.created_at.replace('Z', ''))
                else:
                    created_time = datetime.strptime(chest.created_at, '%Y-%m-%d %H:%M:%S')
            else:
                created_time = chest.created_at.replace(tzinfo=None) if chest.created_at and chest.created_at.tzinfo else chest.created_at

            # 使用本地时间进行计算（func.now()返回的是服务器本地时间）
            now = datetime.now()
            elapsed = (now - created_time).total_seconds()
            time_remaining = max(0, int(chest.countdown_seconds - elapsed))
            print(f'Created chest {chest.id}: created_at={created_time}, now_local={now}, elapsed={elapsed}, time_remaining={time_remaining}')
        
        # 返回包含time_remaining的响应
        return ChestResponse(
            id=chest.id,
            streamer_id=chest.streamer_id,
            title=chest.title,
            option_a=chest.option_a,
            option_b=chest.option_b,
            status=chest.status.value if hasattr(chest.status, 'value') else chest.status,
            pool_a=chest.pool_a,
            pool_b=chest.pool_b,
            total_bets=chest.total_bets,
            countdown_seconds=chest.countdown_seconds,
            time_remaining=time_remaining,
            locked_at=chest.locked_at,
            settled_at=chest.settled_at,
            result=chest.result,
            created_at=chest.created_at
        )
    except ValueError as e:
        print(f"[DEBUG] Create chest ValueError: {e}")
        raise HTTPException(status_code=400, detail=str(e))
    except Exception as e:
        print(f"[DEBUG] Create chest Exception: {type(e).__name__}: {e}")
        raise HTTPException(status_code=400, detail=str(e))


@router.get("/chests", response_model=List[ChestResponse])
def get_chests(
    streamer_id: int = None,
    include_history: bool = False,
    db: Session = Depends(get_db)
):
    """
    获取宝箱列表
    """
    if include_history and streamer_id:
        # 获取指定主播的所有宝箱（包括历史）
        chests = GameService.get_chests_by_streamer(db, streamer_id)
    else:
        # 默认行为：获取活跃宝箱
        chests = GameService.get_active_chests(db, streamer_id)

    # 为每个宝箱计算剩余时间并转换为响应模型
    response_chests = []
    for chest in chests:
        # 计算time_remaining
        time_remaining = 0
        if chest.status == ChestStatus.BETTING:
            # 使用本地时间进行计算（与数据库func.now()保持一致）
            if isinstance(chest.created_at, str):
                if 'T' in chest.created_at:
                    created_time = datetime.fromisoformat(chest.created_at.replace('Z', ''))
                else:
                    created_time = datetime.strptime(chest.created_at, '%Y-%m-%d %H:%M:%S')
            else:
                created_time = chest.created_at.replace(tzinfo=None) if chest.created_at and chest.created_at.tzinfo else chest.created_at

            # 使用本地时间进行计算（func.now()返回的是服务器本地时间）
            now = datetime.now()
            elapsed = (now - created_time).total_seconds()
            time_remaining = max(0, int(chest.countdown_seconds - elapsed))
            print(f'Chest {chest.id}: created_at={created_time}, now_local={now}, elapsed={elapsed}, time_remaining={time_remaining}')
        
        # 转换为响应模型
        chest_response = ChestResponse(
            id=chest.id,
            streamer_id=chest.streamer_id,
            title=chest.title,
            option_a=chest.option_a,
            option_b=chest.option_b,
            status=chest.status.value if hasattr(chest.status, 'value') else chest.status,
            pool_a=chest.pool_a,
            pool_b=chest.pool_b,
            total_bets=chest.total_bets,
            countdown_seconds=chest.countdown_seconds,
            time_remaining=time_remaining,
            locked_at=chest.locked_at,
            settled_at=chest.settled_at,
            result=chest.result,
            created_at=chest.created_at
        )
        response_chests.append(chest_response)
    
    return response_chests


@router.get("/chests/{chest_id}", response_model=ChestResponse)
def get_chest(
    chest_id: int,
    db: Session = Depends(get_db)
):
    """
    获取宝箱详情
    """
    chest = GameService.get_chest_by_id(db, chest_id)
    if not chest:
        raise HTTPException(status_code=404, detail="Chest not found")
    
    # 计算剩余时间
    time_remaining = 0
    if chest.status == ChestStatus.BETTING:
        # 使用本地时间进行计算（与数据库func.now()保持一致）
        if isinstance(chest.created_at, str):
            if 'T' in chest.created_at:
                created_time = datetime.fromisoformat(chest.created_at.replace('Z', ''))
            else:
                created_time = datetime.strptime(chest.created_at, '%Y-%m-%d %H:%M:%S')
        else:
            created_time = chest.created_at.replace(tzinfo=None) if chest.created_at and chest.created_at.tzinfo else chest.created_at

        # 使用本地时间进行计算（func.now()返回的是服务器本地时间）
        now = datetime.now()
        elapsed = (now - created_time).total_seconds()
        time_remaining = max(0, int(chest.countdown_seconds - elapsed))
        print(f"Single chest {chest.id}: created_at={created_time}, now_local={now}, elapsed={elapsed}, time_remaining={time_remaining}")
    else:
        time_remaining = 0
        
    # 返回包含time_remaining的响应
    return ChestResponse(
        id=chest.id,
        streamer_id=chest.streamer_id,
        title=chest.title,
        option_a=chest.option_a,
        option_b=chest.option_b,
        status=chest.status.value if hasattr(chest.status, 'value') else chest.status,
        pool_a=chest.pool_a,
        pool_b=chest.pool_b,
        total_bets=chest.total_bets,
        countdown_seconds=chest.countdown_seconds,
        time_remaining=time_remaining,
        locked_at=chest.locked_at,
        settled_at=chest.settled_at,
        result=chest.result,
        created_at=chest.created_at
    )


@router.post("/bet", response_model=BetResponse)
def place_bet(
    bet_data: BetCreate,
    db: Session = Depends(get_db),
    current_user: get_current_user = Depends(get_current_user)
):
    """
    下注
    """
    try:
        return GameService.place_bet(db, current_user, bet_data)
    except ValueError as e:
        raise HTTPException(status_code=400, detail=str(e))


@router.post("/chests/{chest_id}/lock")
def lock_chest(
    chest_id: int,
    lock_data: ChestLock,
    db: Session = Depends(get_db),
    current_user: get_current_streamer = Depends(get_current_streamer)
):
    """
    封盘（仅主播）
    """
    chest = GameService.get_chest_by_id(db, chest_id)
    if not chest:
        raise HTTPException(status_code=404, detail="Chest not found")

    try:
        GameService.lock_chest(db, chest, current_user)
        return {"message": "封盘成功"}
    except ValueError as e:
        raise HTTPException(status_code=400, detail=str(e))


@router.post("/chests/{chest_id}/settle")
def settle_chest(
    chest_id: int,
    settle_data: ChestSettle,
    db: Session = Depends(get_db),
    current_user: get_current_streamer = Depends(get_current_streamer)
):
    """
    结算宝箱（仅主播）
    """
    chest = GameService.get_chest_by_id(db, chest_id)
    if not chest:
        raise HTTPException(status_code=404, detail="Chest not found")

    try:
        GameService.settle_chest(db, chest, settle_data.result, current_user)
        return {"message": "结算成功"}
    except ValueError as e:
        raise HTTPException(status_code=400, detail=str(e))


@router.get("/chests/{chest_id}/bets", response_model=List[BetResponse])
def get_chest_bets(
    chest_id: int,
    db: Session = Depends(get_db)
):
    """
    获取宝箱下注记录
    """
    return GameService.get_chest_bets(db, chest_id)


# ==================== 宝箱模板相关路由 ====================

@router.get("/templates", response_model=List[ChestTemplateResponse])
def get_templates(
    db: Session = Depends(get_db),
    current_user: get_current_streamer = Depends(get_current_streamer)
):
    """
    获取当前主播的宝箱模板列表
    """
    templates = GameService.get_templates_by_streamer(db, current_user.id)
    return templates


@router.post("/templates", response_model=ChestTemplateResponse)
def create_template(
    template_data: ChestTemplateCreate,
    db: Session = Depends(get_db),
    current_user: get_current_streamer = Depends(get_current_streamer)
):
    """
    创建宝箱模板
    """
    try:
        template = GameService.create_template(db, current_user.id, template_data)
        return template
    except ValueError as e:
        raise HTTPException(status_code=400, detail=str(e))


@router.put("/templates/{template_id}", response_model=ChestTemplateResponse)
def update_template(
    template_id: int,
    template_data: ChestTemplateUpdate,
    db: Session = Depends(get_db),
    current_user: get_current_streamer = Depends(get_current_streamer)
):
    """
    更新宝箱模板
    """
    try:
        template = GameService.update_template(db, template_id, current_user.id, template_data)
        return template
    except ValueError as e:
        raise HTTPException(status_code=400, detail=str(e))


@router.delete("/templates/{template_id}")
def delete_template(
    template_id: int,
    db: Session = Depends(get_db),
    current_user: get_current_streamer = Depends(get_current_streamer)
):
    """
    删除宝箱模板
    """
    try:
        GameService.delete_template(db, template_id, current_user.id)
        return {"message": "删除成功"}
    except ValueError as e:
        raise HTTPException(status_code=400, detail=str(e))