// TortoiseMerge - a Diff/Patch program

// Copyright (C) 2006, 2008, 2010-2011, 2013, 2015, 2021 - TortoiseSVN

// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
#pragma once
#include "StandAloneDlg.h"
#include "resource.h"

class SVNPatch;

/**
 * \ingroup TortoiseMerge
 * Virtual class providing the callback interface which
 * is used by CFilePatchesDlg.
 */
class CPatchFilesDlgCallBack
{
public:
    virtual ~CPatchFilesDlgCallBack() = default;
    /**
     * Callback function. Called when the user double clicks on a
     * specific file to patch. The framework then has to process
     * the patching/viewing.
     * \param sFilePath the full path to the file to patch
     * \param bContentMods
     * \param bPropMods
     * \param sVersion the revision number of the file to patch
     * \param bAutoPatch
     * \return TRUE if patching was successful
     */
    virtual BOOL PatchFile(CString sFilePath, bool bContentMods, bool bPropMods, CString sVersion, BOOL bAutoPatch = FALSE) = 0;

    /**
     * Callback function. Called when the user double clicks on a
     * specific file to diff. The framework then has to fetch the two
     * files from the URL's and revisions specified in the callback function and
     * show them in the diff viewer.
     * \param sURL1 the URL of the first file to diff
     * \param sURL2 the URL of the second file to diff
     * \param sRev1 the revision of the first file
     * \param sRev2 the revision of the second file
     */
    virtual BOOL DiffFiles(CString sURL1, CString sRev1, CString sURL2, CString sRev2) = 0;
};

#define FPDLG_FILESTATE_GOOD    0
#define FPDLG_FILESTATE_ERROR   (-1)
#define FPDLG_FILESTATE_PATCHED (-2)

#define ID_PATCHALL      1
#define ID_PATCHSELECTED 2
#define ID_PATCHPREVIEW  3
/**
 * \ingroup TortoiseMerge
 *
 * Dialog class, showing all files to patch from a unified diff file.
 */
class CFilePatchesDlg : public CResizableStandAloneDialog
{
    DECLARE_DYNAMIC(CFilePatchesDlg)

public:
    CFilePatchesDlg(CWnd* pParent = nullptr); // standard constructor
    ~CFilePatchesDlg() override;

    /**
     * Call this method to initialize the dialog.
     * \param pPatch The CPatch object used to get the filenames from the unified diff file
     * \param pCallBack The Object providing the callback interface (CPatchFilesDlgCallBack)
     * \param sPath The path to the "parent" folder where the patch gets applied to
     * \param pParent
     * \return TRUE if successful
     */
    BOOL Init(SVNPatch* pPatch, CPatchFilesDlgCallBack* pCallBack, CString sPath, CWnd* pParent);

    BOOL SetFileStatusAsPatched(CString sPath);
    bool HasFiles() const { return m_cFileList.GetItemCount() > 0; }
    enum
    {
        IDD = IDD_FILEPATCHES
    };

protected:
    SVNPatch*               m_pPatch;
    CPatchFilesDlgCallBack* m_pCallBack;
    CString                 m_sPath;
    CListCtrl               m_cFileList;
    CDWordArray             m_arFileStates;
    BOOL                    m_bMinimized;
    int                     m_nWindowHeight;
    CWnd*                   m_pMainFrame;
    int                     m_shownIndex;
    HFONT                   m_boldFont;

protected:
    void         DoDataExchange(CDataExchange* pDX) override; // DDX/DDV support
    void         OnOK() override;
    BOOL         OnInitDialog() override;
    afx_msg void OnSize(UINT nType, int cx, int cy);
    afx_msg void OnLvnGetInfoTipFilelist(NMHDR* pNMHDR, LRESULT* pResult);
    afx_msg void OnLvnItemchangedFilelist(NMHDR* pNMHDR, LRESULT* pResult);
    afx_msg void OnNMDblclkFilelist(NMHDR* pNMHDR, LRESULT* pResult);
    afx_msg void OnNMCustomdrawFilelist(NMHDR* pNMHDR, LRESULT* pResult);
    afx_msg void OnNMRclickFilelist(NMHDR* pNMHDR, LRESULT* pResult);
    afx_msg void OnNcLButtonDblClk(UINT nHitTest, CPoint point);
    afx_msg void OnMoving(UINT fwSide, LPRECT pRect);
    afx_msg void OnBnClickedPatchselectedbutton();
    afx_msg void OnBnClickedPatchallbutton();

    DECLARE_MESSAGE_MAP()

    CString GetFullPath(int nIndex) const;
    void    SetTitleWithPath(int width);
    void    PatchAll();
    void    PatchSelected();
    void    SetStateText(int i, int state);
};
