improve client's inbound changes

core/protocol/hysteria2/users.go

@@ -0,0 +1,22 @@
+package hysteria2
+
+import (
+	"github.com/sagernet/sing-box/adapter"
+	"github.com/sagernet/sing-box/option"
+)
+
+func (h *Inbound) UpdateUsers(users []option.Hysteria2User) error {
+	h.Close()
+	userList := make([]int, 0, len(users))
+	userNameList := make([]string, 0, len(users))
+	userPasswordList := make([]string, 0, len(users))
+	for index, user := range users {
+		userList = append(userList, index)
+		userNameList = append(userNameList, user.Name)
+		userPasswordList = append(userPasswordList, user.Password)
+	}
+	h.service.UpdateUsers(userList, userPasswordList)
+	h.userNameList = userNameList
+	h.Start(adapter.StartStateStart)
+	return nil
+}