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#ifndef JSONWIZARDGENERATORFACTORY_H
#define JSONWIZARDGENERATORFACTORY_H

#include "../projectexplorer_export.h"

#include "jsonwizard.h"

#include <coreplugin/id.h>

#include <QList>
#include <QObject>

namespace Utils { class MacroExpander; }

namespace ProjectExplorer {

class JsonWizardGenerator
{
public:
    virtual ~JsonWizardGenerator() { }

    virtual Core::GeneratedFiles fileList(Utils::MacroExpander *expander,
                                          const QString &baseDir, const QString &projectDir,
                                          QString *errorMessage) = 0;
    virtual bool formatFile(const JsonWizard *wizard, Core::GeneratedFile *file, QString *errorMessage);
    virtual bool writeFile(const JsonWizard *wizard, Core::GeneratedFile *file, QString *errorMessage) = 0;
    virtual bool postWrite(const JsonWizard *wizard, Core::GeneratedFile *file, QString *errorMessage) = 0;
    virtual bool allDone(const JsonWizard *wizard, Core::GeneratedFile *file, QString *errorMessage) = 0;

    virtual bool canKeepExistingFiles() const { return true; }

    enum OverwriteResult { OverwriteOk,  OverwriteError,  OverwriteCanceled };
    static OverwriteResult promptForOverwrite(JsonWizard::GeneratorFiles *files, QString *errorMessage);

    static bool formatFiles(const JsonWizard *wizard, QList<JsonWizard::GeneratorFile> *files, QString *errorMessage);
    static bool writeFiles(const JsonWizard *wizard, JsonWizard::GeneratorFiles *files, QString *errorMessage);
    static bool postWrite(const JsonWizard *wizard, JsonWizard::GeneratorFiles *files, QString *errorMessage);
    static bool allDone(const JsonWizard *wizard, JsonWizard::GeneratorFiles *files, QString *errorMessage);
};

class JsonWizardGeneratorFactory : public QObject
{
    Q_OBJECT

public:
    bool canCreate(Core::Id typeId) const { return m_typeIds.contains(typeId); }
    QList<Core::Id> supportedIds() const { return m_typeIds; }

    virtual JsonWizardGenerator *create(Core::Id typeId, const QVariant &data,
                                        const QString &path, const QString &platform,
                                        const QVariantMap &variables) = 0;

    // Basic syntax check for the data taken from the wizard.json file:
    virtual bool validateData(Core::Id typeId, const QVariant &data, QString *errorMessage) = 0;

protected:
    // This will add "PE.Wizard.Generator." in front of the suffixes and set those as supported typeIds
    void setTypeIdsSuffixes(const QStringList &suffixes);
    void setTypeIdsSuffix(const QString &suffix);

private:
    QList<Core::Id> m_typeIds;
};

class FileGeneratorFactory : public JsonWizardGeneratorFactory
{
    Q_OBJECT

public:
    FileGeneratorFactory();

    JsonWizardGenerator *create(Core::Id typeId, const QVariant &data,
                                const QString &path, const QString &platform,
                                const QVariantMap &variables);
    bool validateData(Core::Id typeId, const QVariant &data, QString *errorMessage);
};

} // namespace ProjectExplorer

#endif // JSONWIZARDGENERATORFACTORY_H
