order apis

services/order/internal/svc/order.go

@@ -0,0 +1,61 @@
+package svc
+
+import (
+	"fmt"
+	"lone-services/pkg/utils"
+	"lone-services/services/order/internal/dao"
+	"math/rand"
+	"strconv"
+	"time"
+
+	jsoniter "github.com/json-iterator/go"
+)
+
+func GetOrderSn(orderType string, adminId int64) string {
+	now := time.Now().Format("20060102150405")
+	r := rand.New(rand.NewSource(time.Now().UnixNano()))
+	rnd := r.Intn(90000000) + 10000000
+
+	sn := fmt.Sprintf("O%s%s%d%d", now, orderType, adminId, rnd)
+	return sn
+}
+
+func GetCartData(info map[string]int) ([]dao.ProductInfo, utils.Status) {
+	keys := make([]string, utils.NumberZero, len(info))
+	for k := range info {
+		keys = append(keys, k)
+	}
+	//TODO keys 查询产品
+
+	var products []dao.ProductInfo
+
+	products = append(products, dao.ProductInfo{
+		Id: 1, Name: "Product 1",
+		Price:  100,
+		Number: 5,
+		Images: "image1.jpg",
+		Stock:  10})
+	products = append(products, dao.ProductInfo{
+		Id: 2, Name: "Product 2",
+		Price:  100.33,
+		Number: 2,
+		Images: "image1.jpg",
+		Stock:  1033})
+	return products, utils.Ok
+}
+
+func GetCartInfo(info string) (map[string]int, utils.Status) {
+	var list [][]int
+	err := jsoniter.Unmarshal([]byte(info), &list)
+	if err != nil {
+		return nil, utils.ErrorJsonDataError
+	}
+
+	m := make(map[string]int, len(list))
+	for _, item := range list {
+		if len(item) >= 2 {
+			m[strconv.Itoa(item[0])] = item[1]
+		}
+	}
+	return m, utils.Ok
+}