修复了FetchFriends函数及一些使用这个直接获得自己uin的函数

Author: vintcessun

client/cache.go

@@ -1,16 +1,25 @@
 package client
 
 import (
+	"strconv"
 	"time"
 
 	"github.com/LagrangeDev/LagrangeGo/client/entity"
 )
 
+var selfUin string
+
 // GetUID 获取缓存中对应uin的uid
 func (c *QQClient) GetUID(uin uint32, groupUin ...uint32) string {
 	if uin == 0 {
 		return ""
 	}
+	if uin == c.Uin {
+		if selfUin == "" {
+			selfUin = strconv.FormatUint(uint64(uin), 10)
+		}
+		return selfUin
+	}
 	if len(groupUin) == 0 && c.cache.FriendCacheIsEmpty() {
 		if err := c.RefreshFriendCache(); err != nil {
 			return ""

client/packets/oidb/fetch_friends.go

@@ -11,10 +11,8 @@ func BuildFetchFriendsReq(token uint32) (*Packet, error) {
 	body := oidb.OidbSvcTrpcTcp0XFD4_1{
 		Field2: 300,
 		Field4: 0,
-		NextUin: &oidb.OidbSvcTrpcTcp0XFD4_1Uin{
-			Uin: token,
-		},
 		Field6: 1,
+		Field7: 2147483647,
 		Body: []*oidb.OidbSvcTrpcTcp0XFD4_1Body{{
 			Type:   1,
 			Number: &oidb.OidbNumber{Numbers: []uint32{103, 102, 20002, 27394}},
@@ -25,6 +23,11 @@ func BuildFetchFriendsReq(token uint32) (*Packet, error) {
 		Field10002: []uint32{13578, 13579, 13573, 13572, 13568},
 		Field10003: 4051,
 	}
+	if token != 0 {
+		body.NextUin = &oidb.OidbSvcTrpcTcp0XFD4_1Uin{
+			Uin: token,
+		}
+	}
 	/*
 	 * OidbNumber里面的东西代表你想要拿到的Property，这些Property将会在返回的数据里面的Preserve的Field，
 	 * 102：个性签名

client/packets/pb/service/oidb/OidbSvcTrpcTcp0xFD4_1.pb.go

@@ -10,6 +10,7 @@ message OidbSvcTrpcTcp0xFD4_1 {
   uint32 Field4 = 4; // 0
   OidbSvcTrpcTcp0xFD4_1Uin NextUin = 5;
   uint32 Field6 = 6; // 1
+  uint32 Field7 = 7; // 2,147,483,647
   repeated OidbSvcTrpcTcp0xFD4_1Body Body = 10001;
   repeated uint32 Field10002 = 10002; // [13578, 13579, 13573, 13572, 13568]
   uint32 Field10003 = 10003;