"""
客户管理路由模块

提供客户信息的管理功能，包括：
- 客户列表查询（支持分页、搜索）
- 创建新客户（自动生成客户编码）
- 更新客户信息
- 删除客户（软删除）

路由前缀: /api/customers
"""
from fastapi import APIRouter, Depends, Query
from sqlalchemy.ext.asyncio import AsyncSession
from typing import Optional, List

from shared.database.database import get_db_session
from shared.services.auth_service import get_current_active_user, get_current_admin_user
from shared.models.identity import User
from ..schemas import CustomerCreate, CustomerResponse
from ..services.master_data_service import master_data_service

router = APIRouter(prefix="/customers", tags=["客户管理"])


@router.get("", response_model=List[CustomerResponse])
async def list_customers(
    skip: int = Query(0, ge=0),
    limit: int = Query(20, ge=1, le=100),
    search: Optional[str] = None,
    db_session: AsyncSession = Depends(get_db_session),
    current_user: User = Depends(get_current_active_user)
):
    return await master_data_service.list_customers(db_session, skip, limit, search)


@router.post("", response_model=CustomerResponse, status_code=201)
async def create_customer(
    customer_data: CustomerCreate,
    db_session: AsyncSession = Depends(get_db_session),
    current_user: User = Depends(get_current_active_user)
):
    return await master_data_service.create_customer(db_session, customer_data, current_user)


@router.put("/{customer_id}", response_model=CustomerResponse)
async def update_customer(
    customer_id: int,
    customer_data: CustomerCreate,
    db_session: AsyncSession = Depends(get_db_session),
    current_user: User = Depends(get_current_active_user)
):
    return await master_data_service.update_customer(db_session, customer_id, customer_data, current_user)


@router.delete("/{customer_id}")
async def delete_customer(
    customer_id: int,
    db_session: AsyncSession = Depends(get_db_session),
    current_user: User = Depends(get_current_admin_user)
):
    return await master_data_service.delete_customer(db_session, customer_id, current_user)