from fastapi import APIRouter, HTTPException, Depends, Query
from typing import Optional, List
from pydantic import BaseModel
from services.system_config_manager import system_config_manager
from api.auth import api_auth

router = APIRouter(prefix="/api/system-config")

class SystemConfigResponse(BaseModel):
    key: str
    value: str
    created_at: Optional[float] = None
    updated_at: Optional[float] = None

class SystemConfigCreate(BaseModel):
    key: str
    value: str

class SystemConfigUpdate(BaseModel):
    value: str

@router.get("/", response_model=List[SystemConfigResponse])
async def list_configs(authenticated_device_id: str = Depends(api_auth)):
    """列出所有系统配置"""
    configs = await system_config_manager.list_configs()
    return [SystemConfigResponse(**c.__dict__) for c in configs]

@router.get("/{key}", response_model=SystemConfigResponse)
async def get_config(key: str, authenticated_device_id: str = Depends(api_auth)):
    """获取指定key的系统配置"""
    config = await system_config_manager.get_config(key)
    if not config:
        raise HTTPException(status_code=404, detail="配置不存在")
    return SystemConfigResponse(**config.__dict__)

@router.post("/", response_model=SystemConfigResponse)
async def create_config(
    config: SystemConfigCreate,
    authenticated_device_id: str = Depends(api_auth)
):
    """新增系统配置"""
    success = await system_config_manager.create_config(config.key, config.value)
    if not success:
        raise HTTPException(status_code=400, detail="创建配置失败")
    new_config = await system_config_manager.get_config(config.key)
    return SystemConfigResponse(**new_config.__dict__)

@router.put("/{key}", response_model=SystemConfigResponse)
async def update_config(
    key: str,
    config: SystemConfigUpdate,
    authenticated_device_id: str = Depends(api_auth)
):
    """更新系统配置"""
    success = await system_config_manager.update_config(key, config.value)
    if not success:
        raise HTTPException(status_code=400, detail="更新配置失败")
    updated_config = await system_config_manager.get_config(key)
    return SystemConfigResponse(**updated_config.__dict__)

@router.delete("/{key}")
async def delete_config(key: str, authenticated_device_id: str = Depends(api_auth)):
    """删除系统配置"""
    success = await system_config_manager.delete_config(key)
    if not success:
        raise HTTPException(status_code=400, detail="删除配置失败")
    return {"detail": "删除成功"}