#pragma once

#include "../pch/pch.h"

#include <curl/curl.h>

class CUpdateWnd : public CWindowWnd, public INotifyUI, public IMessageFilterUI
{
public:

    LPCTSTR GetWindowClassName() const
    {
        return _T("UIUpdateFrame");
    };

    UINT GetClassStyle() const
    {
        return UI_CLASSSTYLE_DIALOG;
    };

    void OnFinalMessage(HWND /*hWnd*/)
    {
        //m_pm.RemovePreMessageFilter(this);
        delete this;
    };

    void InitData(std::string url, std::string dir)
    {
        m_url = url;
        m_dir = dir;
    }

    void Init();

    void Notify(TNotifyUI& msg);

    LRESULT OnCreate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnClose(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnDestroy(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnNcActivate(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnNcCalcSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnNcPaint(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnNcHitTest(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT HandleMessage(UINT uMsg, WPARAM wParam, LPARAM lParam);

    LRESULT MessageHandler(UINT uMsg, WPARAM wParam, LPARAM lParam, bool& bHandled);

    LRESULT OnRefresh(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    LRESULT OnDownloadFinish(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);

    std::string GetFileNameFormUrl(std::string url);

    static size_t nousecb(char* buffer, size_t x, size_t y, void* userdata);

    double getDownloadFileLength(std::string url);

    void Run();

    static size_t my_write_func(void* ptr, size_t size, size_t nmemb, FILE* stream);

    static int my_progress_func(void* progress_data,
                                double t, /* dltotal */
                                double d, /* dlnow */
                                double ultotal,
                                double ulnow);
public:
    CPaintManagerUI m_pm;

    string m_dir;//目录名
    std::string m_filepath; //完成文件在本地的路径名

    CURL* m_curl;//libcurl句柄

    double m_downloadFileLength;//服务器文件长度

    int m_resumeByte;//本地已下载的文件长度

    FILE* m_outfile;//文件指针

    std::string m_url;//下载地址

    static double m_Percent;
};