git_pull_handler.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright The KiCad Developers, see AUTHORS.TXT for contributors.
 *
 * 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 3
 * 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, you may find one here:
 * http://www.gnu.org/licenses/gpl-3.0.html
 * or you may search the http://www.gnu.org website for the version 3 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
 */
 
#ifndef _GIT_PULL_HANDLER_H_
#define _GIT_PULL_HANDLER_H_
 
#include <git/git_repo_mixin.h>
 
#include <vector>
#include <string>
#include <wx/string.h>
#include <git2.h>
 
// Structure to store commit details
struct CommitDetails
{
    std::string m_sha;
    std::string m_firstLine;
    std::string m_author;
    std::string m_date;
};
 
// Enum for result codes, error codes are negative, success codes are positive
enum class PullResult : int
{
    MergeFailed = -2,
    Error = -1,
    Success = 0,
    UpToDate,
    FastForward
};
 
struct ConflictData
{
    std::string filename;
    std::string our_status;
    std::string their_status;
    git_oid our_oid;
    git_oid their_oid;
    git_time_t our_commit_time;
    git_time_t their_commit_time;
    bool use_ours; // Flag indicating user's choice (true = ours, false = theirs)
};
 
 
class GIT_PULL_HANDLER : public KIGIT_REPO_MIXIN
{
public:
    GIT_PULL_HANDLER( KIGIT_COMMON* aCommon );
    ~GIT_PULL_HANDLER();
 
    bool       PerformFetch( bool aSkipLock = false );
    PullResult PerformPull();
 
    const std::vector<std::pair<std::string, std::vector<CommitDetails>>>& GetFetchResults() const;
 
    // Implementation for progress updates
    void UpdateProgress( int aCurrent, int aTotal, const wxString& aMessage ) override;
 
 
private:
    std::vector<std::pair<std::string, std::vector<CommitDetails>>> m_fetchResults;
 
    std::string getFirstLineFromCommitMessage( const std::string& aMessage );
    std::string getFormattedCommitDate( const git_time& aTime );
    PullResult  handleFastForward();
    PullResult  handleMerge( const git_annotated_commit** aMergeHeads, size_t aMergeHeadsCount );
    PullResult  handleRebase( const git_annotated_commit** aMergeHeads, size_t aMergeHeadsCount );
};
 
#endif // _GIT_PULL_HANDLER_H_