新增雪花算法核心文件

core/snowflake.go

@@ -0,0 +1,21 @@
+package core
+
+import (
+	"fmt"
+	"github.com/bwmarrin/snowflake"
+	"hospital-admin-api/config"
+	"hospital-admin-api/global"
+)
+
+// Snowflake 雪花算法
+func Snowflake() {
+	// 创建雪花算法实例
+	node, err := snowflake.NewNode(config.C.Snowflake)
+	if err != nil {
+		panic("snowflake初始化失败! " + err.Error())
+	}
+
+	global.Snowflake = node
+
+	fmt.Println("初始化snowflake成功......")
+}