first commit

common/uniqueid/sn.go

@@ -0,0 +1,20 @@
+package uniqueid
+
+import (
+	"fmt"
+	"time"
+	"znc-server/common/tool"
+)
+
+// 生成sn单号
+type SnPrefix string
+
+const (
+	SN_PREFIX_HOMESTAY_ORDER SnPrefix = "HSO" //民宿订单前缀 znc-server_order/homestay_order
+	SN_PREFIX_THIRD_PAYMENT  SnPrefix = "PMT" //第三方支付流水记录前缀 znc-server_payment/third_payment
+)
+
+// 生成单号
+func GenSn(snPrefix SnPrefix) string {
+	return fmt.Sprintf("%s%s%s", snPrefix, time.Now().Format("20060102150405"), tool.Krand(8, tool.KC_RAND_KIND_NUM))
+}