#ifndef GITPROCESS_H
#define GITPROCESS_H

#include <QProcess>
#include <QString>
#include <QStringList>
#include <QStandardPaths>

/**
 * Helper to create a QProcess configured for running git in a given working directory.
 * Sets up SSH_ASKPASS for password prompts (ksshaskpass if available).
 */
namespace GitProcess
{

/**
 * Create a QProcess ready to run git with the given arguments in workingDir.
 * The caller owns the returned QProcess.
 */
inline QProcess *create(const QString &workingDir, const QStringList &args, QObject *parent = nullptr)
{
    auto *proc = new QProcess(parent);
    proc->setWorkingDirectory(workingDir);
    proc->setProgram(QStringLiteral("git"));
    proc->setArguments(args);

    // Set up environment for SSH password prompts
    QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
    // ksshaskpass for KDE integration
    const QString ksshaskpass = QStandardPaths::findExecutable(QStringLiteral("ksshaskpass"));
    if (!ksshaskpass.isEmpty()) {
        env.insert(QStringLiteral("SSH_ASKPASS"), ksshaskpass);
        env.insert(QStringLiteral("GIT_ASKPASS"), ksshaskpass);
    }
    // Avoid git pager
    env.insert(QStringLiteral("GIT_TERMINAL_PROMPT"), QStringLiteral("0"));
    proc->setProcessEnvironment(env);

    return proc;
}

/**
 * Run git synchronously and return stdout. Returns empty QByteArray on failure.
 */
inline QByteArray run(const QString &workingDir, const QStringList &args)
{
    QProcess proc;
    proc.setWorkingDirectory(workingDir);
    proc.setProgram(QStringLiteral("git"));
    proc.setArguments(args);

    QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
    env.insert(QStringLiteral("GIT_TERMINAL_PROMPT"), QStringLiteral("0"));
    proc.setProcessEnvironment(env);

    proc.start();
    if (!proc.waitForFinished(10000)) {
        return {};
    }
    if (proc.exitCode() != 0) {
        return {};
    }
    return proc.readAllStandardOutput();
}

} // namespace GitProcess

#endif // GITPROCESS_H