1 files changed, 78 insertions, 0 deletions
diff --git a/src/libcmd/cmd-profiles.hh b/src/libcmd/cmd-profiles.hh
new file mode 100644
index 000000000..2185daa34
--- /dev/null
+++ b/src/libcmd/cmd-profiles.hh
@@ -0,0 +1,78 @@
+#pragma once
+///@file
+
+#include "built-path.hh"
+#include "eval.hh"
+#include "flake/flakeref.hh"
+#include "get-drvs.hh"
+#include "types.hh"
+#include "url.hh"
+#include "url-name.hh"
+
+#include <string>
+#include <set>
+
+#include <nlohmann/json.hpp>
+
+namespace nix
+{
+
+struct ProfileElementSource
+{
+    FlakeRef originalRef;
+    // FIXME: record original attrpath.
+    FlakeRef lockedRef;
+    std::string attrPath;
+    ExtendedOutputsSpec outputs;
+
+    bool operator<(const ProfileElementSource & other) const;
+
+    std::string to_string() const;
+};
+
+constexpr int DEFAULT_PRIORITY = 5;
+
+struct ProfileElement
+{
+    StorePathSet storePaths;
+    std::optional<ProfileElementSource> source;
+    bool active = true;
+    int priority = DEFAULT_PRIORITY;
+
+    std::string identifier() const;
+
+    /**
+     * Return a string representing an installable corresponding to the current
+     * element, either a flakeref or a plain store path
+     */
+    std::set<std::string> toInstallables(Store & store);
+
+    std::string versions() const;
+
+    bool operator<(const ProfileElement & other) const;
+
+    void updateStorePaths(ref<Store> evalStore, ref<Store> store, const BuiltPaths & builtPaths);
+};
+
+struct ProfileManifest
+{
+    std::map<std::string, ProfileElement> elements;
+
+    ProfileManifest() { }
+
+    ProfileManifest(EvalState & state, const Path & profile);
+
+    nlohmann::json toJSON(Store & store) const;
+
+    StorePath build(ref<Store> store);
+
+    void addElement(std::string_view nameCandidate, ProfileElement element);
+    void addElement(ProfileElement element);
+
+    static void printDiff(const ProfileManifest & prev, const ProfileManifest & cur, std::string_view indent);
+};
+
+DrvInfos queryInstalled(EvalState & state, const Path & userEnv);
+std::string showVersions(const std::set<std::string> & versions);
+
+}