// TortoiseMerge - a Diff/Patch program

// Copyright (C) 2006-2015, 2017, 2020-2021 - 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 "DiffData.h"
#include "LocatorBar.h"
#include "LineDiffBar.h"
#include "FilePatchesDlg.h"
#include "XSplitter.h"
#include "SVNPatch.h"
#include "SimpleIni.h"
#include "CustomMFCRibbonStatusBar.h"
#include "NativeRibbonApp.h"

#include <tuple>

class CLeftView;
class CRightView;
class CBottomView;
#define MOVESTOIGNORE       3

#define TABMODE_NONE        0x00
#define TABMODE_USESPACES   0x01
#define TABMODE_SMARTINDENT 0x02

#define TABSIZEBUTTON1      3
#define TABSIZEBUTTON2      4
#define TABSIZEBUTTON4      5
#define TABSIZEBUTTON8      6
#define ENABLEEDITORCONFIG  8

/**
 * \ingroup TortoiseMerge
 * The main frame of TortoiseMerge. Handles all the menu and toolbar commands.
 */
class CMainFrame : public CFrameWndEx
    , public CPatchFilesDlgCallBack //CFrameWndEx
{
public:
    CMainFrame();
    ~CMainFrame() override;

    int  InitRibbon();

    void ShowDiffBar(bool bShow);
    void DiffLeftToBase() const;
    void DiffRightToBase() const;

    int  CheckResolved();

#ifdef _DEBUG
    void AssertValid() const override;
    void Dump(CDumpContext &dc) const override;
#endif
protected:
    DECLARE_DYNCREATE(CMainFrame)

    BOOL            PreCreateWindow(CREATESTRUCT &cs) override;
    BOOL            OnCreateClient(LPCREATESTRUCT lpcs, CCreateContext *pContext) override;
    void            ActivateFrame(int nCmdShow = -1) override;
    BOOL            OnShowPopupMenu(CMFCPopupMenu *pMenuPopup) override;
    /// line = -1 means keep the current position,
    /// line >= 0 means scroll to that line,
    /// and line == -2 means do nothing or scroll to first diff depending on registry setting
    bool            LoadViews(int line = -2);
    void            ClearViewNamesAndPaths() const;
    void            SetWindowTitle();
    void            RecalcLayout(BOOL bNotify = TRUE) override;

    // ReSharper disable CppMemberFunctionMayBeConst
    afx_msg LRESULT OnTaskbarButtonCreated(WPARAM wParam, LPARAM lParam);
    afx_msg LRESULT OnIdleUpdateCmdUI(WPARAM wParam, LPARAM);
    afx_msg LRESULT OnDPIChanged(WPARAM wParam, LPARAM);

    afx_msg void    OnFileSave();
    afx_msg void    OnFileSaveAs();
    afx_msg void    OnFileOpen();
    afx_msg void    OnFileOpen(bool fillyours);

    afx_msg void    OnFileReload();
    afx_msg void    OnClose();
    afx_msg void    OnActivate(UINT, CWnd *, BOOL);
    afx_msg void    OnViewWhitespaces();
    afx_msg int     OnCreate(LPCREATESTRUCT lpCreateStruct);
    afx_msg void    OnDestroy();
    afx_msg void    OnSize(UINT nType, int cx, int cy);
    afx_msg void    OnUpdateFileSave(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateFileSaveAs(CCmdUI *pCmdUI);
    afx_msg void    OnViewOnewaydiff();
    afx_msg void    OnUpdateViewOnewaydiff(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateViewWhitespaces(CCmdUI *pCmdUI);
    afx_msg void    OnViewOptions();
    afx_msg void    OnViewLinedown();
    afx_msg void    OnViewLineup();
    afx_msg void    OnViewLineleft();
    afx_msg void    OnViewLineright();
    afx_msg void    OnEditUseTheirs();
    afx_msg void    OnEditUseMine();
    afx_msg void    OnEditUseTheirsThenMine();
    afx_msg void    OnEditUseMineThenTheirs();
    afx_msg void    OnUpdateEditUseminethentheirblock(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEditUsemyblock(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEditUsetheirblock(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEditUsetheirthenmyblock(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateMergeMarkasresolved(CCmdUI *pCmdUI);
    afx_msg void    OnMergeMarkasresolved();
    afx_msg void    OnUpdateMergeNextconflict(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateMergePreviousconflict(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEditCopy(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEditPaste(CCmdUI *pCmdUI);
    afx_msg void    OnMoving(UINT fwSide, LPRECT pRect);
    afx_msg void    OnViewSwitchleft();
    afx_msg void    OnUpdateViewSwitchleft(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateViewShowfilelist(CCmdUI *pCmdUI);
    afx_msg void    OnViewShowfilelist();
    afx_msg void    OnEditUndo();
    afx_msg void    OnUpdateEditUndo(CCmdUI *pCmdUI);
    afx_msg void    OnEditRedo();
    afx_msg void    OnUpdateEditRedo(CCmdUI *pCmdUI);
    afx_msg void    OnEditEnable();
    afx_msg void    OnUpdateEditEnable(CCmdUI *pCmdUI);
    afx_msg void    OnViewInlinediffword();
    afx_msg void    OnUpdateViewInlinediffword(CCmdUI *pCmdUI);
    afx_msg void    OnViewInlinediff();
    afx_msg void    OnUpdateViewInlinediff(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEditCreateunifieddifffile(CCmdUI *pCmdUI);
    afx_msg void    OnEditCreateunifieddifffile();
    afx_msg void    OnUpdateViewLinediffbar(CCmdUI *pCmdUI);
    afx_msg void    OnViewLinediffbar();
    afx_msg void    OnUpdateViewLocatorbar(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateViewBars(CCmdUI *pCmdUI);
    afx_msg void    OnViewLocatorbar();
    afx_msg void    OnEditUseleftblock();
    afx_msg void    OnUpdateUseBlock(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEditUseleftblock(CCmdUI *pCmdUI);
    afx_msg void    OnEditUseleftfile();
    afx_msg void    OnUpdateEditUseleftfile(CCmdUI *pCmdUI);
    afx_msg void    OnEditUseblockfromleftbeforeright();
    afx_msg void    OnUpdateEditUseblockfromleftbeforeright(CCmdUI *pCmdUI);
    afx_msg void    OnEditUseblockfromrightbeforeleft();
    afx_msg void    OnUpdateEditUseblockfromrightbeforeleft(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateNavigateNextdifference(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateNavigatePreviousdifference(CCmdUI *pCmdUI);
    afx_msg void    OnViewCollapsed();
    afx_msg void    OnUpdateViewCollapsed(CCmdUI *pCmdUI);
    afx_msg void    OnViewComparewhitespaces();
    afx_msg void    OnUpdateViewComparewhitespaces(CCmdUI *pCmdUI);
    afx_msg void    OnViewIgnorewhitespacechanges();
    afx_msg void    OnUpdateViewIgnorewhitespacechanges(CCmdUI *pCmdUI);
    afx_msg void    OnViewIgnoreallwhitespacechanges();
    afx_msg void    OnUpdateViewIgnoreallwhitespacechanges(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateNavigateNextinlinediff(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateNavigatePrevinlinediff(CCmdUI *pCmdUI);
    afx_msg void    OnViewMovedBlocks();
    afx_msg void    OnUpdateViewMovedBlocks(CCmdUI *pCmdUI);
    afx_msg void    OnViewWraplonglines();
    afx_msg void    OnUpdateViewWraplonglines(CCmdUI *pCmdUI);
    afx_msg void    OnIndicatorLeftview();
    afx_msg void    OnIndicatorRightview();
    afx_msg void    OnIndicatorBottomview();
    afx_msg void    OnTimer(UINT_PTR nIDEvent);
    afx_msg void    OnViewIgnorecomments();
    afx_msg void    OnUpdateViewIgnorecomments(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateViewRegexFilter(CCmdUI *pCmdUI);
    afx_msg void    OnRegexfilter(UINT cmd);
    afx_msg void    OnDummyEnabled(){};
    afx_msg void    OnEncodingLeft(UINT cmd);
    afx_msg void    OnEncodingRight(UINT cmd);
    afx_msg void    OnEncodingBottom(UINT cmd);
    afx_msg void    OnEOLLeft(UINT cmd);
    afx_msg void    OnEOLRight(UINT cmd);
    afx_msg void    OnEOLBottom(UINT cmd);
    afx_msg void    OnTabModeLeft(UINT cmd);
    afx_msg void    OnTabModeRight(UINT cmd);
    afx_msg void    OnTabModeBottom(UINT cmd);
    afx_msg void    OnUpdateEncodingLeft(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEncodingRight(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEncodingBottom(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEOLLeft(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEOLRight(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEOLBottom(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateTabModeLeft(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateTabModeRight(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateTabModeBottom(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateThreeWayActions(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateColumnStatusBar(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateMarkedWords(CCmdUI *pCmdUI);
    afx_msg void    OnUpdateEnableIfSelection(CCmdUI *pCmdUI);
    afx_msg void    OnRegexNoFilter();
    afx_msg void    OnUpdateRegexNoFilter(CCmdUI *pCmdUI);
    afx_msg void    OnSettingChange(UINT uFlags, LPCWSTR lpszSection);
    afx_msg void    OnSysColorChange();
    afx_msg BOOL    OnHelpInfo(HELPINFO *pHelpInfo);

    // ReSharper restore CppMemberFunctionMayBeConst
    DECLARE_MESSAGE_MAP()

    void HtmlHelp(DWORD_PTR dwData, UINT nCmd = 0x000F) override;

protected:
    void         UpdateLayout();
    virtual BOOL PatchFile(CString sFilePath, bool bContentMods, bool bPropMods, CString sVersion, BOOL bAutoPatch) override;
    virtual BOOL DiffFiles(CString sURL1, CString sRev1, CString sURL2, CString sRev2) override;
    BOOL         MarkAsResolved();
    int          SaveFile(const CString &sFilePath);
    void         WriteWindowPlacement(WINDOWPLACEMENT *pwp) const;
    static BOOL  ReadWindowPlacement(WINDOWPLACEMENT *pwp);
    bool         FileSave(bool bCheckResolved = true);
    void         PatchSave();
    bool         FileSaveAs(bool bCheckResolved = true);
    void         LoadIgnoreCommentData();
    /// checks if there are modifications and asks the user to save them first
    /// IDCANCEL is returned if the user wants to cancel.
    /// If the user wanted to save the modifications, this method does the saving
    /// itself.
    int          CheckForReload();
    enum ECheckForSaveReason
    {
        CHFSR_CLOSE,   ///< closing apps
        CHFSR_SWITCH,  ///< switching views
        CHFSR_RELOAD,  ///< reload views also switching between 1 and 2 way diff
        CHFSR_OPTIONS, ///< white space change, options
        CHFSR_OPEN,    ///< open open dialog
    };
    /// checks if there are modifications and asks the user to save them first
    /// IDCANCEL is returned if the user wants to cancel.
    /// If the user wanted to save the modifications, this method does the saving
    /// itself.
    int                 CheckForSave(ECheckForSaveReason eReason /* = CHFSR_SWITCH*/);
    void                OnViewLineUpDown(int direction);
    void                OnViewLineLeftRight(int direction) const;
    static void         OnTabMode(CBaseView *view, int cmd);
    static void         OnUpdateTabMode(CBaseView *view, CCmdUI *pCmdUI, int startid);
    bool                HasConflictsWontKeep();
    bool                TryGetFileName(CString &result) const;
    CBaseView *         GetActiveBaseView() const;
    void                OnViewTextFoldUnfold();
    void                OnViewTextFoldUnfold(CBaseView *view);
    bool                HasUnsavedEdits() const;
    static bool         HasUnsavedEdits(const CBaseView *view);
    bool                HasMarkedBlocks() const;
    static bool         IsViewGood(const CBaseView *view);
    static bool         HasPrevConflict(CBaseView *view);
    static bool         HasNextConflict(CBaseView *view);
    static bool         HasPrevInlineDiff(CBaseView *view);
    static bool         HasNextInlineDiff(CBaseView *view);
    void                BuildRegexSubitems(CMFCPopupMenu *pMenuPopup = nullptr);
    static bool         AdjustUnicodeTypeForLoad(CFileTextLines::UnicodeType &type);
    static void         DiffTwo(const CWorkingFile &file1, const CWorkingFile &file2);
    void                SetTheme(bool bDark) const;
    void                SetAccentColor() const;

    static svn_error_t *getallstatus(void *baton, const char *path, const svn_client_status_t *status, apr_pool_t *pool);

protected:
    CMFCStatusBar                                            m_wndStatusBar;
    CCustomMFCRibbonStatusBar                                m_wndRibbonStatusBar;
    CLocatorBar                                              m_wndLocatorBar;
    CLineDiffBar                                             m_wndLineDiffBar;
    CXSplitter                                               m_wndSplitter;
    CXSplitter                                               m_wndSplitter2;
    CFilePatchesDlg                                          m_dlgFilePatches;

    SVNPatch                                                 m_patch;
    BOOL                                                     m_bInitSplitter;
    bool                                                     m_bCheckReload;

    bool                                                     m_bHasConflicts;

    bool                                                     m_bInlineWordDiff;
    bool                                                     m_bInlineDiff;
    bool                                                     m_bLineDiff;
    bool                                                     m_bLocatorBar;
    bool                                                     m_bUseRibbons;

    CRegDWORD                                                m_regWrapLines;
    CRegDWORD                                                m_regViewModedBlocks;
    CRegDWORD                                                m_regOneWay;
    CRegDWORD                                                m_regCollapsed;
    CRegDWORD                                                m_regInlineDiff;
    CRegDWORD                                                m_regUseRibbons;
    CRegDWORD                                                m_regUseTaskDialog;
    CRegDWORD                                                m_regIgnoreComments;

    std::map<CString, std::tuple<CString, CString, CString>> m_ignoreCommentsMap;
    CSimpleIni                                               m_regexIni;
    int                                                      m_regexIndex;

public:
    CLeftView *                       m_pwndLeftView;
    CRightView *                      m_pwndRightView;
    CBottomView *                     m_pwndBottomView;
    BOOL                              m_bOneWay;
    BOOL                              m_bReversedPatch;
    CDiffData                         m_data;
    bool                              m_bReadOnly;
    bool                              m_bMarkedAsResolvedWasDone;
    bool                              m_bBlame;
    int                               m_nMoveMovesToIgnore;
    bool                              m_bCollapsed;
    bool                              m_bViewMovedBlocks;
    bool                              m_bWrapLines;
    bool                              m_bSaveRequired;
    bool                              m_bSaveRequiredOnConflicts;
    bool                              m_bAskToMarkAsResolved;
    HWND                              resolveMsgWnd;
    WPARAM                            resolveMsgWParam;
    LPARAM                            resolveMsgLParam;

    const CMFCToolBar *               GetToolbar() const { return &m_wndToolBar; }
    static void                       FillEncodingButton(CMFCRibbonButton *pButton, int start);
    static void                       FillEOLButton(CMFCRibbonButton *pButton, int start);
    static void                       FillTabModeButton(CMFCRibbonButton *pButton, int start);
    CMFCMenuBar                       m_wndMenuBar;
    CMFCToolBar                       m_wndToolBar;

    int                               m_themeCallbackId;

    std::unique_ptr<CNativeRibbonApp> m_pRibbonApp;
    CComPtr<IUIFramework>             m_pRibbonFramework;
};