Manager: Add config file parsing

src/config.h

@@ -7,11 +7,31 @@
 #ifndef CONFIG_H
 #define CONFIG_H
 
-#include <cstddef> // size_t
-#include <filesystem>
+#include <cstddef>    // size_t
+#include <filesystem> // path
+#include <map>
+#include <string>
+#include <vector>
+
+#include "nlohmann/json.hpp"
 
 #include "util/singleton.h"
 
+struct Settings {
+	std::map<std::string, std::string> excludePaths {
+		{ ".git", "directory" },
+		{ ".md", "endsWith" },
+		{ "packages", "file" },
+		{ "README.org", "endsWith" },
+		{ "screenshot.png", "file" },
+	};
+	std::vector<std::filesystem::path> systemDirectories {
+		"/boot",
+		"/etc",
+		"/usr/share"
+	};
+};
+
 class Config : public Util::Singleton<Config> {
 public:
 	Config(s);
@@ -19,12 +39,17 @@ public:
 
 	void setVerbose(bool verbose) { m_verbose = verbose; }
 
+	const std::map<std::string, std::string>& excludePaths() const { return m_settings.excludePaths; }
+	const std::vector<std::filesystem::path>& systemDirectories() const { return m_settings.systemDirectories; }
+
 	const std::filesystem::path& workingDirectory() const { return m_workingDirectory; }
 	size_t workingDirectorySize() const { return m_workingDirectorySize; }
+
 	bool verbose() const { return m_verbose; }
 
 private:
 	void findConfigFile();
+	void parseConfigFile();
 
 	bool m_verbose { false };
 
@@ -32,6 +57,14 @@ private:
 	size_t m_workingDirectorySize { 0 };
 
 	std::filesystem::path m_config;
+	Settings m_settings;
 };
 
+// -----------------------------------------
+
+// nlohmann::json arbitrary type conversion functions
+
+void to_json(nlohmann::json& object, const Settings& settings);
+void from_json(const nlohmann::json& object, Settings& settings);
+
 #endif // CONFIG_H