just some more thoughts

src2/component.h

@@ -0,0 +1,61 @@
+#pragma once
+
+#include <string>
+#include <filesystem>
+#include <memory>
+#include <exception>
+#include <functional>
+
+#include "loggable.h"
+#include "loggger.h"
+#include "collection.h"
+#include "taskmanager.h"
+
+class Component : protected Loggable {
+public:
+    class WrongState;
+    enum State {
+        initial,
+        reading,
+        ready,
+        building,
+        error,
+        done
+    };
+
+    enum Type {
+        unknown,
+        file,
+        directory,
+        mason
+    };
+
+    Component(
+        const std::filesystem::path& path,
+        const std::shared_ptr<Collection>& collection,
+        const std::shared_ptr<TaskManager>& taskManager,
+        const std::shared_ptr<Logger>& logger
+    );
+
+    Type getType() const;
+    State getState() const;
+
+    void read();
+    void build(const std::filesystem::path& destination, const std::string& target);
+
+private:
+    void performRead();
+    void performBuild(std::filesystem::path destination, std::string target);
+
+private:
+    State state;
+    Type type;
+    std::shared_ptr<Collection> collection;
+    std::shared_ptr<TaskManager> taskManager;
+    std::filesystem::path location;
+};
+
+class Component::WrongState : public std::runtime_error {
+public:
+    explicit WrongState(State state, const std::string& action);
+};