Add an utility to list all installed packages

1 files changed, 27 insertions, 0 deletions

diff --git a/src/package.h b/src/package.h
new file mode 100644
index 0000000..5ffd060
--- /dev/null
+++ b/src/package.h
@@ -0,0 +1,27 @@
+#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();
+}