chatroomfetchmessagestask.h

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/********************************************************************************************
 * Twitch Broadcasting SDK
 *
 * This software is supplied under the terms of a license agreement with Twitch Interactive, Inc. and
 * may not be copied or used except in accordance with the terms of that agreement
 * Copyright (c) 2012-2016 Twitch Interactive, Inc.
 *********************************************************************************************/

#pragma once

#include "twitchsdk/core/task/task.h"
#include "twitchsdk/chat/chattypes.h"
#include "twitchsdk/core/task/httptask.h"

namespace ttv
{
    namespace chat
    {
        class ChatRoomFetchMessagesTask;
    }
}

class ttv::chat::ChatRoomFetchMessagesTask : public ttv::HttpTask
{
public:
    using Callback = std::function<void(ChatRoomFetchMessagesTask* source, TTV_ErrorCode ec, std::vector<ChatRoomMessage>&& messages, std::string&& nextCursor, bool moreMessages)>;
    
    ChatRoomFetchMessagesTask(const std::string& roomId, ChannelId channelId, bool fetchNewer, uint32_t limit, const std::string& authToken, Callback&& callback);
    
    virtual void OnComplete() override;
    
    virtual void SetCursor(const std::string& cursor);
    virtual void SetTime(Timestamp timestamp);
    
protected:
    virtual const char* GetTaskName() const override { return "ChatRoomFetchMessagesTask"; }
    
    virtual void FillHttpRequestInfo(HttpRequestInfo& requestInfo) override;
    virtual void ProcessResponse(uint statusCode, const std::vector<char>& response) override;
    
private:
    std::vector<ChatRoomMessage> mResultMessages;
    Callback mCallback;
    std::string mRoomId;
    std::string mVariableValue;
    std::string mResultCursor;
    ChannelId mChannelId;
    uint32_t mLimit;
    bool mResultMoreMessages;
    bool mFetchAfter;
    bool mUseTimestamp;
};