IM SDK 回调

typedef void (*TIMRecvNewMsgCallback)(const char* json_msg_array, const void* user_data);

Json::Value json_value_msgs; // 解析消息
Json::Reader reader;
if (!reader.parse(json_msg_array, json_value_msgs)) {
    printf("reader parse failure!%s", reader.getFormattedErrorMessages().c_str());
    return;
}
for (Json::ArrayIndex i = 0; i < json_value_msgs.size(); i++) {  // 遍历 Message
    Json::Value& json_value_msg = json_value_msgs[i];
    Json::Value& elems = json_value_msg[kTIMMsgElemArray];
    for (Json::ArrayIndex m = 0; m < elems.size(); m++) {   // 遍历 Elem
        Json::Value& elem = elems[i];

        uint32_t elem_type = elem[kTIMElemType].asUInt();
        if (elem_type == TIMElemType::kTIMElem_Text) {  // 文本

        } else if (elem_type == TIMElemType::kTIMElem_Sound) {  // 声音

        } else if (elem_type == TIMElemType::kTIMElem_File) {  // 文件

        } else if (elem_type == TIMElemType::kTIMElem_Image) { // 图片

        } else if (elem_type == TIMElemType::kTIMElem_Custom) { // 自定义元素

        } else if (elem_type == TIMElemType::kTIMElem_GroupTips) { // 群组系统消息

        } else if (elem_type == TIMElemType::kTIMElem_Face) { // 表情

        } else if (elem_type == TIMElemType::kTIMElem_Location) { // 位置

        } else if (elem_type == TIMElemType::kTIMElem_GroupReport) { // 群组系统通知

        } else if (elem_type == TIMElemType::kTIMElem_Video) { // 视频

        }
    }
}

[
   {
      "message_client_time" : 1551080111,
      "message_conv_id" : "user2",
      "message_conv_type" : 1,
      "message_elem_array" : [
         {
            "elem_type" : 0,
            "text_elem_content" : "123213213"
         }
      ],
      "message_is_from_self" : true,
      "message_is_read" : true,
      "message_rand" : 2130485001,
      "message_sender" : "user1",
      "message_seq" : 1,
      "message_server_time" : 1551080111,
      "message_status" : 2
   }
]

[
   {
      "message_client_time" : 1551344977,
      "message_conv_id" : "",
      "message_conv_type" : 3,
      "message_elem_array" : [
         {
            "elem_type" : 9,
            "group_report_elem_group_id" : "first group id",
            "group_report_elem_group_name" : "first group name",
            "group_report_elem_msg" : "",
            "group_report_elem_op_group_memberinfo" : {
               "group_member_info_custom_info" : {},
               "group_member_info_identifier" : "user1",
               "group_member_info_join_time" : 0,
               "group_member_info_member_role" : 0,
               "group_member_info_msg_flag" : 0,
               "group_member_info_msg_seq" : 0,
               "group_member_info_name_card" : "",
               "group_member_info_shutup_time" : 0
            },
            "group_report_elem_op_user" : "",
            "group_report_elem_platform" : "Windows",
            "group_report_elem_report_type" : 6,
            "group_report_elem_user_data" : ""
         }
      ],
      "message_is_from_self" : false,
      "message_is_read" : true,
      "message_rand" : 2207687390,
      "message_sender" : "@TIM#SYSTEM",
      "message_seq" : 1,
      "message_server_time" : 1551344977,
      "message_status" : 2
   }
]

[
   {
      "message_client_time" : 1551412814,
      "message_conv_id" : "first group id",
      "message_conv_type" : 2,
      "message_elem_array" : [
         {
            "elem_type" : 6,
            "group_tips_elem_changed_group_memberinfo_array" : [],
            "group_tips_elem_group_change_info_array" : [
               {
                  "group_tips_group_change_info_flag" : 10,
                  "group_tips_group_change_info_value" : "first group name to other name"
               }
            ],
            "group_tips_elem_group_id" : "first group id",
            "group_tips_elem_group_name" : "first group name to other name",
            "group_tips_elem_member_change_info_array" : [],
            "group_tips_elem_member_num" : 0,
            "group_tips_elem_op_group_memberinfo" : {
               "group_member_info_custom_info" : {},
               "group_member_info_identifier" : "user1",
               "group_member_info_join_time" : 0,
               "group_member_info_member_role" : 0,
               "group_member_info_msg_flag" : 0,
               "group_member_info_msg_seq" : 0,
               "group_member_info_name_card" : "",
               "group_member_info_shutup_time" : 0
            },
            "group_tips_elem_op_user" : "user1",
            "group_tips_elem_platform" : "Windows",
            "group_tips_elem_time" : 0,
            "group_tips_elem_tip_type" : 6,
            "group_tips_elem_user_array" : []
         }
      ],
      "message_is_from_self" : false,
      "message_is_read" : true,
      "message_rand" : 1,
      "message_sender" : "@TIM#SYSTEM",
      "message_seq" : 1,
      "message_server_time" : 1551412814,
      "message_status" : 2
   },
]

typedef void (*TIMMsgReadedReceiptCallback)(const char* json_msg_readed_receipt_array, const void* user_data);

void MsgReadedReceiptCallback(const char* json_msg_readed_receipt_array, const void* user_data) {
    Json::Value json_value_receipts;
    Json::Reader reader;
    if (!reader.parse(json_msg_readed_receipt_array, json_value_receipts)) {
        // JSON 解析失败
        return;
    }

    for (Json::ArrayIndex i = 0; i < json_value_receipts.size(); i++) {
        Json::Value& json_value_receipt = json_value_receipts[i];

        std::string convid = json_value_receipt[kTIMMsgReceiptConvId].asString();
        uint32_t conv_type = json_value_receipt[kTIMMsgReceiptConvType].asUInt();
        uint64_t timestamp = json_value_receipt[kTIMMsgReceiptTimeStamp].asUInt64();

        // 消息已读逻辑
    }
}

typedef void (*TIMMsgRevokeCallback)(const char* json_msg_locator_array, const void* user_data);

void MsgRevokeCallback(const char* json_msg_locator_array, const void* user_data) {
    Json::Value json_value_locators;
    Json::Reader reader;
    if (!reader.parse(json_msg_locator_array, json_value_locators)) {
        // JSON 解析失败
        return;
    }
    for (Json::ArrayIndex i = 0; i < json_value_locators.size(); i++) {
        Json::Value& json_value_locator = json_value_locators[i];

        std::string convid = json_value_locator[kTIMMsgLocatorConvId].asString();
        uint32_t conv_type = json_value_locator[kTIMMsgLocatorConvType].asUInt();
        bool isrevoke      = json_value_locator[kTIMMsgLocatorIsRevoked].asBool();
        uint64_t time      = json_value_locator[kTIMMsgLocatorTime].asUInt64();
        uint64_t seq       = json_value_locator[kTIMMsgLocatorSeq].asUInt64();
        uint64_t rand      = json_value_locator[kTIMMsgLocatorRand].asUInt64();
        bool isself        = json_value_locator[kTIMMsgLocatorIsSelf].asBool();

        // 消息撤回逻辑
    }
}

typedef void (*TIMMsgExtensionsChangedCallback)(const char* message_id, const char* json_message_extension_array, const void* user_data);

[
   {
       "message_extension_key":"extension_key_1",
       "message_extension_value":"extension_value_1"
   },
   {
       "message_extension_key":"extension_key_2",
       "message_extension_value":"extension_value_2"
   }
]

typedef void (*TIMMsgExtensionsDeletedCallback)(const char* message_id, const char* json_message_extension_key_array, const void* user_data);

[
   {
       "message_extension_key":"extension_key_1",
   }
]

typedef void (*TIMMsgReactionsChangedCallback)(const char* message_reaction_change_info_array, const void* user_data);

[
     {
         "message_reaction_change_info_msg_id":"12345678910-1689942227-1328217716",
         "message_reaction_change_info_reaction_list":[
             {
                 "message_reaction_id":"emoji1",
                 "message_reaction_total_user_count":1,
                 "message_reaction_user_info_array":[
                     {
                         "user_profile_face_url":"www.google.com",
                         "user_profile_identifier":"kkkm",
                         "user_profile_nick_name":"mizore",
                     }
                 ]
             }
         ]
     }
 ]

typedef void (*TIMMsgElemUploadProgressCallback)(const char* json_msg, uint32_t index, uint32_t cur_size, uint32_t total_size, const void* user_data);

void MsgElemUploadProgressCallback(const char* json_msg, uint32_t index, uint32_t cur_size, uint32_t total_size, const void* user_data) {
    Json::Value json_value_msg;
    Json::Reader reader;
    if (!reader.parse(json_msg, json_value_msg)) {
        // JSON 解析失败
        return;
    }
    Json::Value& elems = json_value_msg[kTIMMsgElemArray];
    if (index >= elems.size()) {
        // index 超过消息元素个数范围
        return;
    }
    uint32_t elem_type = elems[index][kTIMElemType].asUInt();
    if (kTIMElem_File ==  elem_type) {

    }
    else if (kTIMElem_Sound == elem_type) {

    }
    else if (kTIMElem_Video == elem_type) {

    }
    else if (kTIMElem_Image == elem_type) {

    }
    else {
        // 其他类型元素不符合上传要求
    }
}

typedef void (*TIMGroupAttributeChangedCallback)(const char *group_id, const char* json_group_attribute_array, const void* user_data);

[
    {
        "group_attribute_key":"attribute_key1",
        "group_attribute_value":"attribute_value1"
    }
]

typedef void (*TIMGroupCounterChangedCallback)(const char *group_id, const char *group_counter_key, int64_t group_counter_new_value, const void *user_data);

typedef void (*TIMGroupTipsEventCallback)(const char* json_group_tip_array, const void* user_data);

typedef void (*TIMConvEventCallback)(enum TIMConvEvent conv_event, const char* json_conv_array, const void* user_data);

void ConvEventCallback(TIMConvEvent conv_event, const char* json_conv_array, const void* user_data) {
    Json::Reader reader;
    Json::Value json_value;
    if (!reader.parse(json_conv_array, json_value)) {
        // JSON 解析失败
        return;
    }
    for (Json::ArrayIndex i = 0; i < json_value.size(); i++) { // 遍历会话类别
        Json::Value& convinfo = json_value[i];
        // 区分会话事件类型
        if (conv_event == kTIMConvEvent_Add) {

        }
        else if (conv_event == kTIMConvEvent_Del) {

        }
        else if (conv_event == kTIMConvEvent_Update) {

        }
    }
}

typedef void (*TIMConvTotalUnreadMessageCountChangedCallback)(int total_unread_count, const void* user_data);

typedef void (*TIMConvTotalUnreadMessageCountChangedByFilterCallback)(const char* filter, int total_unread_count, const void* user_data);

typedef void (*TIMNetworkStatusListenerCallback)(enum TIMNetworkStatus status, int32_t code, const char* desc, const void* user_data);

void NetworkStatusListenerCallback(TIMNetworkStatus status, int32_t code, const char* desc, const void* user_data) {
    switch(status) {
    case kTIMConnected: {
        printf("OnConnected ! user_data:0x%08x", user_data);
        break;
    }
    case kTIMDisconnected:{
        printf("OnDisconnected ! user_data:0x%08x", user_data);
        break;
    }
    case kTIMConnecting:{
        printf("OnConnecting ! user_data:0x%08x", user_data);
        break;
    }
    case kTIMConnectFailed:{
        printf("ConnectFailed code:%u desc:%s ! user_data:0x%08x", code, desc, user_data);
        break;
    }
    }
}