577 lines
20 KiB
Python
577 lines
20 KiB
Python
from app.core.account import AccountManager
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from fastapi import APIRouter, Depends
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from sqlalchemy.orm import Session
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from typing import List, Optional
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from app.models.order import (
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ShippingOrderDB,
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ShippingOrderPackageDB,
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OrderCreate,
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OrderInfo,
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OrderPackageInfo,
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generate_order_id,
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OrderPriceCalculateRequest,
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OrderPriceInfo,
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OrderStatus,
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OrderCancel,
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OrderComplete,
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OrderPriceResult
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)
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from app.models.database import get_db
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from app.api.deps import get_current_user, get_deliveryman_user
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from app.models.user import UserDB,UserRole
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from app.core.response import success_response, error_response, ResponseModel
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from app.models.coupon import UserCouponDB, CouponStatus
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from datetime import datetime, timezone
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from app.core.config import settings
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from app.models.address import AddressDB
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from sqlalchemy.orm import joinedload
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from app.models.community import CommunityDB
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from app.models.community_building import CommunityBuildingDB
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from app.models.station import StationDB
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from app.models.point import PointRecordDB, PointRecordType
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router = APIRouter()
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def calculate_price(price_request: OrderPriceCalculateRequest,user: UserDB,db: Session) -> OrderPriceResult:
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"""
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计算订单价格，自动使用优惠券或积分抵扣
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Args:
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price_request: 价格计算请求
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user: 用户信息
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Returns:
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OrderPriceResult: 包含价格信息和使用的优惠券/积分信息
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"""
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# 计算所有包裹中的取件码总数
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package_count = sum(
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len(package.pickup_codes.split(','))
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for package in price_request.packages
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if package.pickup_codes
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)
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result = OrderPriceResult(
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price_info=OrderPriceInfo(
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package_count=package_count,
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original_amount=settings.ORDER_BASE_PRICE,
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coupon_discount_amount=0,
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points_discount_amount=0,
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final_amount=settings.ORDER_BASE_PRICE
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)
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)
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original_amount = settings.ORDER_BASE_PRICE
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# 超过阈值的包裹额外收费
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if package_count > settings.ORDER_EXTRA_PACKAGE_THRESHOLD:
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extra_count = package_count - settings.ORDER_EXTRA_PACKAGE_THRESHOLD
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original_amount += extra_count * settings.ORDER_EXTRA_PACKAGE_PRICE
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result.price_info.package_count = package_count
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result.price_info.original_amount = original_amount
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result.price_info.final_amount = original_amount
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remaining_amount = original_amount
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# 1. 查找用户可用的优惠券（按金额从大到小排序）
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available_coupon = db.query(UserCouponDB).filter(
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UserCouponDB.user_id == user.userid,
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UserCouponDB.status == CouponStatus.UNUSED,
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UserCouponDB.expire_time > datetime.now()
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).order_by(UserCouponDB.coupon_amount.desc()).first()
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# 2. 如果有可用优惠券，优先使用优惠券
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if available_coupon:
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coupon_discount = min(remaining_amount, available_coupon.coupon_amount)
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result.price_info.coupon_discount_amount = coupon_discount
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result.price_info.coupon_id = available_coupon.id
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result.used_coupon_id = available_coupon.id
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remaining_amount -= coupon_discount
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# 3. 如果没有优惠券，且用户有积分，则使用积分抵扣
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elif user.points > 0:
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# 计算最大可抵扣金额（1元=10积分）
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max_points_discount = user.points / 10
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points_discount = min(remaining_amount, max_points_discount)
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result.price_info.points_discount_amount = points_discount
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result.price_info.points_used = int(points_discount * 10)
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result.used_points = int(points_discount * 10) # 记录使用的积分数
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remaining_amount -= points_discount
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# 计算最终金额
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result.price_info.final_amount = remaining_amount
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return result
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@router.post("/pre-order", response_model=ResponseModel)
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async def pre_order(
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request: OrderPriceCalculateRequest,
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db: Session = Depends(get_db),
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current_user: UserDB = Depends(get_current_user)
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):
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"""预下单 - 计算价格"""
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price_info = calculate_price(request, current_user, db)
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return success_response(data=price_info)
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@router.post("/", response_model=ResponseModel)
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async def create_shipping_order(
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order: OrderCreate,
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db: Session = Depends(get_db),
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current_user: UserDB = Depends(get_current_user)
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):
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"""创建配送订单"""
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# 计算订单价格
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price_result = calculate_price(order.price_request, current_user, db)
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price_info = price_result.price_info
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# 生成订单号
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orderid = generate_order_id()
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# 计算原始金额
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original_amount = price_info.original_amount
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# 计算优惠券折扣
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coupon_discount = price_info.coupon_discount_amount
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coupon_id = price_info.coupon_id
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# 查询用户优惠券
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if coupon_id:
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user_coupon = db.query(UserCouponDB).filter(
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UserCouponDB.id == coupon_id
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).first()
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if user_coupon:
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coupon_discount = user_coupon.coupon_amount
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coupon_id = user_coupon.id
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# 更新优惠券状态
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user_coupon.status = CouponStatus.USED
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# 创建订单
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db_order = ShippingOrderDB(
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orderid=orderid,
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userid=current_user.userid,
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addressid=order.addressid,
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package_count=price_info.package_count,
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original_amount=original_amount,
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coupon_discount_amount=coupon_discount,
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point_discount_amount=price_info.points_discount_amount,
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coupon_id=coupon_id,
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final_amount=price_info.final_amount,
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status=OrderStatus.CREATED,
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delivery_method=order.delivery_method
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)
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db.add(db_order)
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# 创建订单包裹
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for package in order.price_request.packages:
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db_package = ShippingOrderPackageDB(
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orderid=orderid,
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station_id=package.station_id,
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pickup_codes=package.pickup_codes
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)
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db.add(db_package)
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try:
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# 如果使用了优惠券，更新优惠券状态
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if price_result.used_coupon_id:
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coupon = db.query(UserCouponDB).filter(
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UserCouponDB.id == price_result.used_coupon_id,
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).first()
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if coupon:
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coupon.status = CouponStatus.USED
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# 如果使用了积分，扣减用户积分并记录
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if price_result.used_points:
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# 扣减用户积分
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current_user.points -= price_result.used_points
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# 记录积分变动
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point_record = PointRecordDB(
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user_id=current_user.userid,
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points=-price_result.used_points, # 负数表示扣减
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type=PointRecordType.CONSUME_DEDUCT,
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order_id=db_order.orderid,
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description=f"订单{db_order.orderid}抵扣{price_result.used_points}积分"
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)
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db.add(point_record)
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db.commit()
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db.refresh(db_order)
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# 查询包裹信息
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packages = db.query(ShippingOrderPackageDB).filter(
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ShippingOrderPackageDB.orderid == orderid
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).all()
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return success_response(
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message="订单创建成功",
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data={
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"order": OrderInfo.model_validate(db_order),
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"packages": [OrderPackageInfo.model_validate(p) for p in packages]
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}
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)
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except Exception as e:
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db.rollback()
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return error_response(code=500, message=f"订单创建失败: {str(e)}")
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@router.get("/{orderid}", response_model=ResponseModel)
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async def get_order_detail(
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orderid: str,
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db: Session = Depends(get_db),
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current_user: UserDB = Depends(get_current_user)
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):
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"""获取订单详情"""
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# 使用 join 查询获取订单和相关地址信息
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order = db.query(
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ShippingOrderDB,
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AddressDB.name.label('address_name'),
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AddressDB.phone.label('address_phone'),
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AddressDB.address_detail.label('address_detail'),
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CommunityBuildingDB.building_name.label('building_name'),
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CommunityDB.name.label('community_name')
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).join(
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AddressDB,
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ShippingOrderDB.addressid == AddressDB.id
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).join(
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CommunityBuildingDB,
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AddressDB.community_building_id == CommunityBuildingDB.id
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).join(
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CommunityDB,
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CommunityBuildingDB.community_id == CommunityDB.id
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).filter(
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ShippingOrderDB.orderid == orderid
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).first()
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if not order:
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return error_response(code=404, message="订单不存在")
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# 检查权限
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if order.ShippingOrderDB.userid != current_user.userid and UserRole.ADMIN not in current_user.roles:
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return error_response(code=403, message="无权查看此订单")
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# 查询包裹信息，包含驿站名称
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packages = db.query(
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ShippingOrderPackageDB,
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StationDB.name.label('station_name')
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).join(
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StationDB,
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ShippingOrderPackageDB.station_id == StationDB.id
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).filter(
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ShippingOrderPackageDB.orderid == orderid
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).all()
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# 构建响应数据
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order_data = {
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"orderid": order.ShippingOrderDB.orderid,
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"userid": order.ShippingOrderDB.userid,
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"addressid": order.ShippingOrderDB.addressid,
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"package_count": order.ShippingOrderDB.package_count,
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"original_amount": order.ShippingOrderDB.original_amount,
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"coupon_discount_amount": order.ShippingOrderDB.coupon_discount_amount,
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"coupon_id": order.ShippingOrderDB.coupon_id,
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"final_amount": order.ShippingOrderDB.final_amount,
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"status": order.ShippingOrderDB.status,
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"complete_images": order.ShippingOrderDB.complete_images.split(",") if order.ShippingOrderDB.complete_images else None,
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"create_time": order.ShippingOrderDB.create_time,
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"delivery_method": order.ShippingOrderDB.delivery_method,
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"deliveryman_user_id": order.ShippingOrderDB.deliveryman_user_id,
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# 地址相关信息
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"address_name": order.address_name,
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"address_phone": order.address_phone,
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"address_detail": order.address_detail,
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"building_name": order.building_name,
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"community_name": order.community_name
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}
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# 构建包裹信息，包含驿站名称
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package_list = [{
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"id": p.ShippingOrderPackageDB.id,
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"orderid": p.ShippingOrderPackageDB.orderid,
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"station_id": p.ShippingOrderPackageDB.station_id,
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"station_name": p.station_name,
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"pickup_codes": p.ShippingOrderPackageDB.pickup_codes,
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"create_time": p.ShippingOrderPackageDB.create_time
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} for p in packages]
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return success_response(data={
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"order": order_data,
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"packages": package_list
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})
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@router.get("/user/list", response_model=ResponseModel)
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async def get_user_orders(
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skip: int = 0,
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limit: int = 10,
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db: Session = Depends(get_db),
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current_user: UserDB = Depends(get_current_user)
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):
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"""获取用户的订单列表"""
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orders = db.query(ShippingOrderDB).filter(
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ShippingOrderDB.userid == current_user.userid
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).order_by(
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ShippingOrderDB.create_time.desc()
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).offset(skip).limit(limit).all()
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return success_response(data=[OrderInfo.model_validate(o) for o in orders])
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@router.get("/deliveryman/list", response_model=ResponseModel)
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async def get_deliveryman_orders(
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status: Optional[OrderStatus] = None,
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building_id: Optional[int] = None,
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skip: int = 0,
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limit: int = 20,
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db: Session = Depends(get_db),
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deliveryman: UserDB = Depends(get_deliveryman_user)
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):
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"""获取配送员订单列表"""
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# 基础查询
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query = db.query(
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ShippingOrderDB,
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AddressDB,
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CommunityBuildingDB,
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CommunityDB
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).join(
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AddressDB,
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ShippingOrderDB.addressid == AddressDB.id
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).join(
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CommunityBuildingDB,
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AddressDB.community_building_id == CommunityBuildingDB.id
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).join(
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CommunityDB,
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CommunityBuildingDB.community_id == CommunityDB.id
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).filter(
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CommunityDB.id == deliveryman.community_id
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)
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# 状态筛选
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if status:
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query = query.filter(ShippingOrderDB.status == status)
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# 楼栋筛选
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if building_id:
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query = query.filter(AddressDB.community_building_id == building_id)
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# 获取总数
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total = query.count()
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# 获取分页数据
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results = query.order_by(
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ShippingOrderDB.create_time.desc()
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).offset(skip).limit(limit).all()
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# 格式化返回数据
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orders = []
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for order, address, building, community in results:
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# 查询订单包裹信息
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packages = db.query(
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ShippingOrderPackageDB,
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StationDB.name.label('station_name')
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).join(
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StationDB,
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ShippingOrderPackageDB.station_id == StationDB.id
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).filter(
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ShippingOrderPackageDB.orderid == order.orderid
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).all()
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# 格式化包裹信息
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package_list = [{
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"id": package.ShippingOrderPackageDB.id,
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"station_id": package.ShippingOrderPackageDB.station_id,
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"station_name": package.station_name,
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"pickup_codes": package.ShippingOrderPackageDB.pickup_codes
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} for package in packages]
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orders.append({
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"orderid": order.orderid,
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"status": order.status,
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"package_count": order.package_count,
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"create_time": order.create_time,
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"delivery_method": order.delivery_method,
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"packages": package_list,
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"address": {
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"id": address.id,
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"name": address.name,
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"phone": address.phone,
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"community_id": community.id,
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"community_name": community.name,
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"building_id": building.id,
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"building_name": building.building_name,
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"building_number": building.building_number,
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"room_number": address.room_number,
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"address_detail": address.address_detail
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}
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})
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return success_response(data={
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"total": total,
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"items": orders
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})
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@router.post("/{orderid}/cancel", response_model=ResponseModel)
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async def cancel_order(
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orderid: str,
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cancel_data: OrderCancel,
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db: Session = Depends(get_db),
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current_user: UserDB = Depends(get_current_user)
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):
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"""取消订单"""
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# 查询订单
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order = db.query(ShippingOrderDB).filter(
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ShippingOrderDB.orderid == orderid,
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ShippingOrderDB.userid == current_user.userid
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).first()
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if not order:
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return error_response(code=404, message="订单不存在")
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# 检查订单状态是否可取消
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if order.status not in [OrderStatus.CREATED, OrderStatus.RECEIVED]:
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return error_response(code=400, message="当前订单状态不可取消")
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try:
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# 更新订单状态、取消原因和取消用户
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order.status = OrderStatus.CANCELLED
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order.cancel_reason = cancel_data.reason
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order.cancel_user_id = current_user.userid # 记录取消订单的用户ID
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# 如果使用了优惠券，返还优惠券
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if order.coupon_id:
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coupon = db.query(UserCouponDB).filter(
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UserCouponDB.id == order.coupon_id
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).first()
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if coupon:
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coupon.status = CouponStatus.UNUSED
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db.commit()
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return success_response(
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message="订单取消成功",
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data=OrderInfo.model_validate(order)
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)
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except Exception as e:
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db.rollback()
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return error_response(code=500, message=f"取消订单失败: {str(e)}")
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@router.post("/{orderid}/complete", response_model=ResponseModel)
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async def complete_order(
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orderid: str,
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complete_data: OrderComplete,
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db: Session = Depends(get_db),
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current_user: UserDB = Depends(get_current_user)
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):
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"""完成订单"""
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# 查询订单
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order = db.query(ShippingOrderDB).filter(
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ShippingOrderDB.orderid == orderid,
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ShippingOrderDB.userid == current_user.userid
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).first()
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if not order:
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return error_response(code=404, message="订单不存在")
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# 检查订单状态
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if order.status != OrderStatus.RECEIVED:
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return error_response(code=400, message="只有已接单的订单才能标记为完成")
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try:
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# 根据订单金额决定状态
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if order.final_amount > 0:
|
||
order.status = OrderStatus.UNPAID # 需要支付
|
||
else:
|
||
order.status = OrderStatus.COMPLETED # 无需支付，直接完成
|
||
|
||
# 只有在订单完成状态时才进行分账
|
||
# 计算配送员分账金额
|
||
deliveryman_share = order.original_amount * settings.ORDER_DELIVERYMAN_SHARE_RATIO
|
||
|
||
# 使用账户管理器处理分账
|
||
account_manager = AccountManager(db)
|
||
account_manager.change_balance(
|
||
user_id=order.deliveryman_user_id,
|
||
amount=deliveryman_share,
|
||
description=f"订单 {orderid} 配送费分账",
|
||
transaction_id=orderid
|
||
)
|
||
|
||
# 保存完成图片
|
||
if complete_data.images:
|
||
order.complete_images = ",".join(complete_data.images)
|
||
|
||
db.commit()
|
||
return success_response(
|
||
message="订单已完成" if order.final_amount == 0 else "请继续支付",
|
||
data=OrderInfo.model_validate(order)
|
||
)
|
||
except Exception as e:
|
||
db.rollback()
|
||
return error_response(code=500, message=f"操作失败: {str(e)}")
|
||
|
||
@router.post("/{orderid}/receive", response_model=ResponseModel)
|
||
async def receive_order(
|
||
orderid: str,
|
||
db: Session = Depends(get_db),
|
||
deliveryman: UserDB = Depends(get_deliveryman_user)
|
||
):
|
||
"""接单（仅配送员可用）"""
|
||
# 查询订单
|
||
order = db.query(ShippingOrderDB).filter(
|
||
ShippingOrderDB.orderid == orderid
|
||
).first()
|
||
|
||
if not order:
|
||
return error_response(code=404, message="订单不存在")
|
||
|
||
# 检查订单状态
|
||
if order.status != OrderStatus.CREATED:
|
||
return error_response(code=400, message="只能接待新创建的订单")
|
||
|
||
# 检查订单是否已被接单
|
||
if order.deliveryman_user_id is not None:
|
||
return error_response(code=400, message="订单已被其他配送员接单")
|
||
|
||
try:
|
||
# 更新订单状态和配送员ID
|
||
order.status = OrderStatus.RECEIVED
|
||
order.deliveryman_user_id = deliveryman.userid
|
||
|
||
db.commit()
|
||
return success_response(
|
||
message="接单成功",
|
||
data=OrderInfo.model_validate(order)
|
||
)
|
||
except Exception as e:
|
||
db.rollback()
|
||
return error_response(code=500, message=f"接单失败: {str(e)}")
|
||
|
||
@router.post("/{orderid}/pickup", response_model=ResponseModel)
|
||
async def pickup_order(
|
||
orderid: str,
|
||
db: Session = Depends(get_db),
|
||
deliveryman: UserDB = Depends(get_deliveryman_user)
|
||
):
|
||
"""标记订单为已取货（仅配送员可用）"""
|
||
# 查询订单
|
||
order = db.query(ShippingOrderDB).filter(
|
||
ShippingOrderDB.orderid == orderid,
|
||
ShippingOrderDB.deliveryman_user_id == deliveryman.userid # 必须是该配送员的订单
|
||
).first()
|
||
|
||
if not order:
|
||
return error_response(code=404, message="订单不存在")
|
||
|
||
# 检查订单状态
|
||
if order.status != OrderStatus.RECEIVED:
|
||
return error_response(code=400, message="只有已接单的订单才能标记为已取货")
|
||
|
||
try:
|
||
# 更新订单状态为配送中
|
||
order.status = OrderStatus.DELIVERING
|
||
|
||
db.commit()
|
||
return success_response(
|
||
message="已标记为取货",
|
||
data=OrderInfo.model_validate(order)
|
||
)
|
||
except Exception as e:
|
||
db.rollback()
|
||
return error_response(code=500, message=f"操作失败: {str(e)}") |