package model

import "time"

type ShoppingCart struct{
	BaseModel
	User int32 `gorm:"type:int;index"`
	Goods int32 `gorm:"type:int;index"`
	Nums int32 `gorm:"type:int"`
	Checked bool
}

func (ShoppingCart) TableName() string {
	return "shoppingcart"
}

type OrderInfo struct{
	BaseModel

	User int32 `gorm:"type:int;index"`
	OrderSn string `gorm:"type:varchar(30);index"`
	PayType string `gorm:"type:varchar(20) comment 'alipay(支付宝)， wechat(微信)'"`

	//status大家可以考虑使用iota来做
	Status string `gorm:"type:varchar(20)  comment 'PAYING(待支付), TRADE_SUCCESS(成功)， TRADE_SUCCESS(超时关闭), WAIT_BUYER_PAY(交易创建), TRADE_FINISHED(交易结束)'"`
	TradeNo string `gorm:"type:varchar(100) comment '交易号'"`
	OrderMount float32
	PayTime time.Time

	Address string `gorm:"type:varchar(100)"`
	SignerName string `gorm:"type:varchar(20)"`
	SingerMobile string `gorm:"type:varchar(11)"`
	Post string `gorm:"type:varchar(20)"`
}

func (OrderInfo) TableName() string {
	return "orderinfo"
}

type OrderGoods struct{
	BaseModel

	Order int32 `gorm:"type:int;index"`
	Goods int32 `gorm:"type:int;index"`

	GoodsName string `gorm:"type:varchar(100);index"`
	GoodsImage string `gorm:"type:varchar(200)"`
	GoodsPrice float32
	Nums int32 `gorm:"type:int"`
}

func (OrderGoods) TableName() string {
	return "ordergoods"
}

proto文件定义

syntax = "proto3";
import "google/protobuf/empty.proto";
option go_package = ".;proto";

service Order {
    //购物车
    rpc CartItemList(UserInfo) returns(CartItemListResponse); //获取用户的购物车信息
    rpc CreateCartItem(CartItemRequest) returns(ShopCartInfoResponse); //添加商品到购物车
    rpc UpdateCartItem(CartItemRequest) returns(google.protobuf.Empty); //修改购物车记录

    //订单
    rpc Create(OrderRequest) returns (OrderInfoResponse); //创建订单
    rpc OrderList(OrderFilterRequest) returns (OrderListResponse); // 订单列表
    rpc OrderDetail(OrderRequest) returns (OrderInfoDetailResponse); // 订单详情
    rpc UpdateOrderStatus(OrderStatus) returns (google.protobuf.Empty); // 修改订单状态
}

message UserInfo {
    int32 id = 1;
}

message OrderStatus {
    int32 id = 1;
    string orderSn = 2;
    string status = 3;
}

message CartItemRequest {
    int32 id = 1;
    int32 userId = 2;
    int32 goodsId = 3;
    string goodsName = 4;
    string goodsImage = 5;
    float goodsPrice = 6;
    int32 nums = 7;
    bool checked = 8;
}

message OrderRequest {
    int32 id = 1;
    int32 userId = 2;
    string address = 3;
    string name = 4;
    string mobile = 5;
    string post = 6;
}

message OrderInfoResponse {
    int32 id = 1;
    int32 userId = 2;
    string orderSn = 3;
    string payType = 4;
    string status = 5;
    string post = 6;
    float total = 7;
    string address = 8;
    string name = 9;
    string mobile = 10;
}

message ShopCartInfoResponse {
    int32 id = 1;
    int32 userId = 2;
    int32 goodsId = 3;
    int32 nums = 4;
    bool checked = 5;
}

message OrderItemResponse {
    int32 id = 1;
    int32 orderId = 2;
    int32 goodsId = 3;
    string goodsName = 4;
    string goodsImage = 5;
    float goodsPrice = 6;
    int32 nums = 7;
}

message OrderInfoDetailResponse {
    OrderInfoResponse orderInfo = 1;
    repeated OrderItemResponse goods = 2;
}

message OrderFilterRequest {
    int32 userId = 1;
    int32 pages = 2;
    int32 pagePerNums = 3;
}

message OrderListResponse {
    int32 total = 1;
    repeated OrderInfoResponse data = 2;
}

message CartItemListResponse {
    int32 total = 1;
    repeated ShopCartInfoResponse data = 2;
}