public static void DeleteFriendMessage(SocketAsyncEventArgs e)
{
MClient mClient = MClient.CreateInstance();
AsyncUserToken token = (AsyncUserToken)e.UserToken;
//得到一个完整的包的数据，放入新list,第二个参数是数据长度，所以要减去8
List <byte> onePackage = token.receiveBuffer.GetRange(8, token.packageLen - 8);
//将复制出来的数据从receiveBuffer旧list中删除
token.receiveBuffer.RemoveRange(0, token.packageLen);
//list要先转换成数组，再转换成字符串
String jsonStr = Encoding.Default.GetString(onePackage.ToArray());
//得到用户名和密码
Console.WriteLine("jsonStr = " + jsonStr);
JObject obj = JObject.Parse(jsonStr);
//先从数据库中删除
SqliteConnect.DeleteFriendById(obj["Id"].ToString());
//然后从好友队列中删除
Application.Current.Dispatcher.Invoke(
new Action(() =>
{
FriendListViewModel friendListViewModel = FriendListViewModel.CreateInstance();
FriendEntity.InGroupListDelete(friendListViewModel.friendGroups, obj["Id"].ToString());
})
);
}
//删除好友
public void DeleteFriend(object sender, RoutedEventArgs e)
{
MessageBoxResult result = MessageBox.Show("删除该好友？", "提示", MessageBoxButton.OKCancel, MessageBoxImage.Question);
if (MessageBoxResult.OK == result)
{
//进行删除好友的操作
//将删除好友的信息发送给服务端，由服务端同时删除用户和好友的好友表中的对应ID
JObject obj = new JObject();
obj["Id"] = this.Id;
String str = obj.ToString();
MClient mClient = MClient.CreateInstance();
mClient.SendDeleteFriend(str);
//同时客户端本地将该好友从队列中删除
SqliteConnect.DeleteFriendById(this.Id);
//然后从好友队列中删除
Application.Current.Dispatcher.Invoke(
new Action(() =>
{
FriendListViewModel friendListViewModel = FriendListViewModel.CreateInstance();
FriendEntity.InGroupListDelete(friendListViewModel.friendGroups, this.Id);
})
);
}
}
