京西也支持订单转移

business/jxutils/jxutils.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"context"
 	"crypto/aes"
+	"crypto/md5"
 	"encoding/base64"
 	"fmt"
 	"io/ioutil"
@@ -26,9 +27,10 @@ import (
 )
 
 var (
-	routinePool *routinepool.Pool
-	skuNamePat  *regexp.Regexp
-	emailPat    *regexp.Regexp
+	routinePool           *routinepool.Pool
+	skuNamePat            *regexp.Regexp
+	emailPat              *regexp.Regexp
+	orderNoBeginTimestamp int64
 
 	resourceTypeMap = map[int][]string{
 		model.VendorIDQiNiuCloud: []string{
@@ -75,6 +77,7 @@ func init() {
 	// https://stackoverflow.com/questions/38933898/error-parsing-regexp-invalid-or-unsupported-perl-syntax
 	skuNamePat = regexp.MustCompile(`([\(（\[【][^\(（\[【\)）\]】]*[\)）\]】])?(.*?)([(（].*[)）])?\s*约?([1-9][\d\.]*)(g|G|kg|kG|Kg|KG|l|L|ml|mL|Ml|ML|克)\s*([(（].*[)）])?\s*(?:\/|／|)\s*([^\s（）()]{0,2})(\s.*)?$\s*([（(].*[）)])?$`)
 	emailPat = regexp.MustCompile(`[A-Za-z0-9_\-.]+@(?:[A-Za-z0-9_\-]+\.)+[A-Za-z]+`)
+	orderNoBeginTimestamp = utils.Str2Time("2010-01-01 00:00:00").Unix()
 }
 
 func getJxStoreIDFromOrder(order *model.GoodsOrder) (retVal int) {
@@ -168,6 +171,36 @@ func GetPossibleVendorIDFromVendorOrderID(vendorOrderID string) (vendorID int) {
 	return vendorID
 }
 
+func GenOrderNo() (orderNo int64) {
+	const prefix = 88
+	const randPartNum = 1000
+	orderNo = time.Now().Unix() - orderNoBeginTimestamp
+	orderNo = orderNo * randPartNum
+	md5Bytes := md5.Sum([]byte(utils.GetUUID()))
+	randPart := 0
+	for k, v := range md5Bytes {
+		randPart += int(v) << ((k % 3) * 8)
+	}
+	orderNo += int64(randPart % randPartNum)
+	orderNo += int64(math.Pow10(int(math.Log10(float64(orderNo)))+1)) * prefix
+	return orderNo
+}
+
+func GenAfsOrderNo() (orderNo int64) {
+	const prefix = 80
+	const randPartNum = 100
+	orderNo = time.Now().Unix() - orderNoBeginTimestamp
+	orderNo = orderNo * randPartNum
+	md5Bytes := md5.Sum([]byte(utils.GetUUID()))
+	randPart := 0
+	for k, v := range md5Bytes {
+		randPart += int(v) << ((k % 3) * 8)
+	}
+	orderNo += int64(randPart % randPartNum)
+	orderNo += int64(math.Pow10(int(math.Log10(float64(orderNo)))+1)) * prefix
+	return orderNo
+}
+
 func GetPossibleVendorIDFromAfsOrderID(afsOrderID string) (vendorID int) {
 	vendorID = model.VendorIDUnknown
 	if afsOrderIDInt64 := utils.Str2Int64WithDefault(afsOrderID, 0); afsOrderIDInt64 > 0 {