1

pkg/utility/snowflakehelper/snowflakehelper.go

@@ -0,0 +1,30 @@
+package snowflakehelper
+
+// 雪花算法用于生成订单号
+
+import (
+	"fmt"
+	"go-admin/config"
+
+	"github.com/bwmarrin/snowflake"
+)
+
+var (
+	snowNode *snowflake.Node
+)
+
+func init() {
+	snowflake.Epoch = 1649212361224 // time.Now().UnixMilli()
+	// nodeId := utility.StringAsInt64()
+	node, err := snowflake.NewNode(config.ExtConfig.ServiceId)
+	if err != nil {
+		fmt.Println("snowflake.NewNode err:", err)
+		return
+	}
+	snowNode = node
+}
+
+// GetOrderId 生成int64订单id
+func GetOrderId() int64 {
+	return snowNode.Generate().Int64()
+}