duoshoubang/FirstLink/Compoments/消息模块/ChatDemo-UI2.0/Class/Chat/ChatView/ChatSendHelp...

/************************************************************
 *  * EaseMob CONFIDENTIAL
 * __________________
 * Copyright (C) 2013-2014 EaseMob Technologies. All rights reserved.
 *
 * NOTICE: All information contained herein is, and remains
 * the property of EaseMob Technologies.
 * Dissemination of this information or reproduction of this material
 * is strictly forbidden unless prior written permission is obtained
 * from EaseMob Technologies.
 */

#import "ChatSendHelper.h"
#import "ConvertToCommonEmoticonsHelper.h"

@implementation ChatSendHelper

+(EMMessage *)sendTextMessageWithString:(NSString *)str
                             toUsername:(NSString *)username
                            isChatGroup:(BOOL)isChatGroup
                      requireEncryption:(BOOL)requireEncryption
{
    NSString *willSendText = [ConvertToCommonEmoticonsHelper convertToCommonEmoticons:str];
    EMTextMessageBody *body = [[EMTextMessageBody alloc] initWithText:willSendText];
    return [self sendMessage:username messageBody:body isChatGroup:isChatGroup requireEncryption:requireEncryption];
}

+(EMMessage *)sendTextMessageWithString:(NSString *)str
                             toUsername:(NSString *)username
                            messageType:(BOOL)isGroup
                      requireEncryption:(BOOL)requireEncryption
                                    ext:(NSDictionary *)ext
{
    NSString *willSendText = [ConvertToCommonEmoticonsHelper convertToCommonEmoticons:str];
    EMTextMessageBody *body = [[EMTextMessageBody alloc] initWithText:willSendText];
    return [self sendMessage:username messageBody:body messageType:isGroup requireEncryption:requireEncryption ext:ext];
}

+(EMMessage *)sendImageMessageWithImage:(UIImage *)image
                             toUsername:(NSString *)username
                            isChatGroup:(BOOL)isChatGroup
                      requireEncryption:(BOOL)requireEncryption
{
    NSData *data = UIImagePNGRepresentation(image);
    if (!data) {
        data = UIImageJPEGRepresentation(image, 0.6f);
    }
    EMImageMessageBody *body = [[EMImageMessageBody alloc] initWithData:data displayName:@"image.jpg"];
    return [self sendMessage:username messageBody:body isChatGroup:isChatGroup requireEncryption:requireEncryption];
}

+(EMMessage *)sendLocationLatitude:(double)latitude
                         longitude:(double)longitude
                           address:(NSString *)address
                        toUsername:(NSString *)username
                       isChatGroup:(BOOL)isChatGroup
                 requireEncryption:(BOOL)requireEncryption
{
    return nil;
}

// 发送消息
+(EMMessage *)sendMessage:(NSString *)username
              messageBody:(EMMessageBody *)body
              isChatGroup:(BOOL)isChatGroup
        requireEncryption:(BOOL)requireEncryption
{
    EMMessage *retureMsg = [[EMMessage alloc] initWithConversationID:username
                                                                from:[[EMClient sharedClient] currentUsername]
                                                                  to:username
                                                                body:body
                                                                 ext:nil];
    retureMsg.chatType = (isChatGroup ? EMChatTypeGroupChat : EMChatTypeChat);
    
    NSMutableDictionary *mutableDict = [NSMutableDictionary dictionary];
    [mutableDict setValue:[ChatSendHelper commonSenderExt]
                   forKey:@"sender_info"];
    retureMsg.ext = mutableDict;
    
    [[EMClient sharedClient].chatManager sendMessage:retureMsg
                                            progress:^(int progress) {
                                                retureMsg.status = EMMessageStatusDelivering;
                                            } completion:^(EMMessage *message, EMError *error) {
                                                retureMsg.status = EMMessageStatusSuccessed;
                                            }];
    
    return retureMsg;
}

// 发送消息
+(EMMessage *)sendMessage:(NSString *)username
              messageBody:(EMMessageBody *)body
              messageType:(BOOL)isGroup
        requireEncryption:(BOOL)requireEncryption
                      ext:(NSDictionary *)ext
{
    EMMessage *retureMsg = [[EMMessage alloc] initWithConversationID:username
                                                                from:[[EMClient sharedClient] currentUsername]
                                                                  to:username
                                                                body:body
                                                                 ext:ext];
    retureMsg.chatType = (isGroup ? EMChatTypeGroupChat : EMChatTypeChat);
    
    NSMutableDictionary *mutableDict = (ext ? [NSMutableDictionary dictionaryWithDictionary:ext] : [NSMutableDictionary dictionary]);
    [mutableDict setValue:[ChatSendHelper commonSenderExt] forKey:@"sender_info"];
    
    NSString *goodID = ext[EXT_MSG_GOODS_ID_V2];
    if (goodID.length > 0) {
        [mutableDict setValue:goodID forKey:EXT_MSG_GOODS_ID_V2];
    }
    
    NSMutableDictionary *weichatDict = [NSMutableDictionary dictionary];
    NSDictionary *oldKeys = ext[@"weichat"];
    for (NSString *key in oldKeys) {
        [weichatDict setValue:ext[@"weichat"][key] forKey:key];
    }
    
    User *user = [FKUserManager sharedManager].user;
    if (user.nickName.length > 0) {
        NSMutableDictionary *visitorDict = [NSMutableDictionary dictionary];
        NSString *nick = [NSString stringWithFormat:@"%@(%@)", [FLStringHelper replaceNilWithEmpty:user.nickName], user.userID];
        [visitorDict setValue:nick forKey:@"userNickname"];
        
        if ([user isVIP]) {
            [visitorDict setValue:@[@"vip1"] forKey:@"tags"];
        }
        
        [weichatDict setValue:visitorDict forKey:@"visitor"];
    }
    NSString *queueName = ext[EXT_QUEUE_NAME];
    if (queueName) {
        [weichatDict setValue:queueName forKey:@"queueName"];
    }
    [mutableDict setValue:weichatDict forKey:@"weichat"];
    
    retureMsg.ext = mutableDict;
    
    [[EMClient sharedClient].chatManager sendMessage:retureMsg
                                            progress:^(int progress) {
                                                retureMsg.status = EMMessageStatusDelivering;
                                            } completion:^(EMMessage *message, EMError *error) {
                                                retureMsg.status = EMMessageStatusSuccessed;
                                            }];
    
    return retureMsg;
}

+ (NSDictionary *)commonSenderExt {
    User *user = [FKUserManager sharedManager].user;
    NSDictionary *dict = @{@"user_id": [FLStringHelper replaceNilWithEmpty:user.userID],
                           @"nickname": [FLStringHelper replaceNilWithEmpty:user.nickName],
                           @"head_url": [FLStringHelper replaceNilWithEmpty:user.headurl]};
    
    return dict;
}

@end