#include <string>
#include <optional>
#include <unordered_map>

namespace katja
{
    class package
    {
        std::string m_name;
        std::string m_version;
        std::string m_architecture;
        std::string m_tag;

    public:
        explicit package(const std::string& name, const std::string& version,
            const std::string& architecture, const std::string& tag);

        const std::string& name() const noexcept;
        const std::string& version() const noexcept;
        const std::string& architecture() const noexcept;
        const std::string& tag() const noexcept;

        static std::optional<package> parse(const std::string& full_name) noexcept;
    };

    std::unordered_map<std::string, package> read_package_database();
}