#ifndef KDENOTE_FRONTMATTER_H
#define KDENOTE_FRONTMATTER_H

#include <QString>
#include <QStringList>

namespace Denote {

/// Supported file types for frontmatter.
enum class FileType {
    MdYaml, ///< Markdown with YAML frontmatter (---)
    Org,    ///< Org-mode (#+key: value)
    Txt,    ///< Plain text (title: value style)
    Unknown
};

/// Parsed frontmatter from a denote note.
struct FrontMatter {
    QString title;
    QStringList tags;
    QString identifier;
    QString signature;
};

/// Detect the file type from extension.
FileType fileTypeFromExtension(const QString &ext);

/// Returns true if the extension supports frontmatter.
bool supportsFrontMatter(const QString &ext);

/// Parse frontmatter from file content.
/// Returns a default-constructed FrontMatter if none found.
FrontMatter parseFrontMatter(const QByteArray &content, FileType type);

/// Generate frontmatter content for a new file.
QByteArray marshalFrontMatter(const FrontMatter &fm, FileType type);

/// Extract the body (content after frontmatter) from file content.
QString extractBody(const QByteArray &content, FileType type);

} // namespace Denote

#endif // KDENOTE_FRONTMATTER_H