iOS端如何获取与好友的聊天记录
NSString *ConversationID = [NSString stringWithFormat:@"%@to%@",from,self.friend];
EMConversation * conversation = [[EMClient sharedClient].chatManager getConversation:ConversationID type:EMConversationTypeChat createIfNotExist:YES];
在获取和好友的会话之后，应该如何获取和该好友的所有聊天信息？
EMConversation * conversation = [[EMClient sharedClient].chatManager getConversation:ConversationID type:EMConversationTypeChat createIfNotExist:YES];
在获取和好友的会话之后，应该如何获取和该好友的所有聊天信息？
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donghai
/*!
* \~chinese
* 从数据库获取指定数量的消息，取到的消息按时间排序，并且不包含参考的消息，如果参考消息的ID为空，则从最新消息取
*
* @param aMessageId 参考消息的ID
* @param count 获取的条数
* @param aDirection 消息搜索方向
* @param aCompletionBlock 完成的回调
*
* \~english
* Load messages from a specified message, returning messages are sorted by receiving timestamp. If the aMessageId is nil, return the latest received messages.
*
* @param aMessageId Reference message's ID
* @param aCount Count of messages to load
* @param aDirection Message search direction
* @param aCompletionBlock The callback block of completion
*
*/
- (void)loadMessagesStartFromId:(NSString *)aMessageId
count:(int)aCount
searchDirection:(EMMessageSearchDirection)aDirection
completion:(void (^)(NSArray *aMessages, EMError *aError))aCompletionBlock;