From 2a8ce915346526da2f2ae22540e7f974ff5056f4 Mon Sep 17 00:00:00 2001
From: eatmoreapple <eatmoreorange@gmail.com>
Date: Sun, 27 Nov 2022 13:15:07 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E7=94=A8=E6=88=B7=E5=94=AF?=
 =?UTF-8?q?=E4=B8=80=E6=A0=87=E8=AF=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 user.go | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/user.go b/user.go
index e57da6c..f36b56e 100644
--- a/user.go
+++ b/user.go
@@ -5,7 +5,9 @@ import (
 	"fmt"
 	"io"
 	"net/http"
+	"net/url"
 	"os"
+	"strconv"
 	"strings"
 	"time"
 )
@@ -144,6 +146,29 @@ func (u *User) IsPin() bool {
 	return u.ContactFlag == 2051
 }
 
+// ID 获取用户的唯一标识 只对当前登录的用户有效
+// ID 和 UserName 的区别是 ID 多次登录不会变化，而 UserName 只针对当前登录会话有效
+func (u *User) ID() string {
+	// 首先尝试获取uid
+	if u.Uin != 0 {
+		return strconv.FormatInt(u.Uin, 10)
+	}
+	// 如果uid不存在，尝试从头像url中获取
+	if u.HeadImgUrl != "" {
+		index := strings.Index(u.HeadImgUrl, "?") + 1
+		if len(u.HeadImgUrl) > index {
+			query := u.HeadImgUrl[index:]
+			params, err := url.ParseQuery(query)
+			if err != nil {
+				return ""
+			}
+			return params.Get("seq")
+
+		}
+	}
+	return ""
+}
+
 // 格式化emoji表情
 func (u *User) formatEmoji() {
 	u.NickName = FormatEmoji(u.NickName)