from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy.orm import Session
from typing import Dict, Any, List, Optional

from app.models.database import get_db
from app.services.config_service import ConfigService
from app.routes.user import get_current_active_user

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


@router.get("/{config_key}")
async def get_config(
    config_key: str,
    db: Session = Depends(get_db),
    current_user: dict = Depends(get_current_active_user)
):
    """获取配置
    
    Args:
        config_key: 配置键
        db: 数据库会话
        current_user: 当前活跃用户
        
    Returns:
        配置信息
    """
    config = ConfigService.get_config(db, config_key)
    if not config:
        raise HTTPException(status_code=404, detail="配置不存在")
    return {"key": config_key, "value": config}


@router.post("/{config_key}")
async def set_config(
    config_key: str,
    config_data: Dict[str, Any],
    db: Session = Depends(get_db),
    current_user: dict = Depends(get_current_active_user)
):
    """设置配置
    
    Args:
        config_key: 配置键
        config_data: 配置数据，包含value、type、service_id、description等字段
        db: 数据库会话
        current_user: 当前活跃用户
        
    Returns:
        设置结果
    """
    success = ConfigService.set_config(
        db=db,
        config_key=config_key,
        config_value=config_data.get("value"),
        config_type=config_data.get("type", "system"),
        service_id=config_data.get("service_id"),
        description=config_data.get("description", "")
    )
    if not success:
        raise HTTPException(status_code=400, detail="设置配置失败")
    return {"message": "设置配置成功"}


@router.get("/service/{service_id}")
async def get_service_configs(
    service_id: str,
    db: Session = Depends(get_db),
    current_user: dict = Depends(get_current_active_user)
):
    """获取服务配置
    
    Args:
        service_id: 服务ID
        db: 数据库会话
        current_user: 当前活跃用户
        
    Returns:
        服务配置列表
    """
    configs = ConfigService.get_service_configs(db, service_id)
    return {"service_id": service_id, "configs": configs}


@router.delete("/{config_key}")
async def delete_config(
    config_key: str,
    db: Session = Depends(get_db),
    current_user: dict = Depends(get_current_active_user)
):
    """删除配置
    
    Args:
        config_key: 配置键
        db: 数据库会话
        current_user: 当前活跃用户
        
    Returns:
        删除结果
    """
    success = ConfigService.delete_config(db, config_key)
    if not success:
        raise HTTPException(status_code=400, detail="删除配置失败")
    return {"message": "删除配置成功"}


@router.get("/")
async def get_all_configs(
    config_type: Optional[str] = None,
    db: Session = Depends(get_db),
    current_user: dict = Depends(get_current_active_user)
):
    """获取所有配置
    
    Args:
        config_type: 配置类型，可选
        db: 数据库会话
        current_user: 当前活跃用户
        
    Returns:
        配置列表
    """
    configs = ConfigService.get_all_configs(db, config_type)
    return {"configs": configs}