Add a simple CLI instead of TUI

cli/configuration.cpp

@@ -0,0 +1,79 @@
+/*
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+module;
+
+#include <string>
+#include <forward_list>
+
+#include <toml.hpp>
+
+import katja.database;
+import katja.repository;
+
+export module katja.configuration;
+
+import katja.component;
+
+export namespace katja
+{
+    struct repository_configuration
+    {
+        std::string path;
+    };
+
+    class configuration
+    {
+    public:
+        using repositories_t = std::forward_list<std::pair<std::string, repository_configuration>>;
+
+    private:
+        repositories_t repositories;
+
+    public:
+        void add(const std::string& name, repository_configuration&& repository)
+        {
+            this->repositories.emplace_front(name, std::move(repository));
+        }
+
+        repositories_t::iterator begin()
+        {
+            return this->repositories.begin();
+        }
+
+        repositories_t::iterator end()
+        {
+            return this->repositories.end();
+        }
+
+        repositories_t::const_iterator cbegin()
+        {
+            return this->repositories.cbegin();
+        }
+
+        repositories_t::const_iterator cend()
+        {
+            return this->repositories.cend();
+        }
+    };
+}
+
+TOML11_DEFINE_CONVERSION_NON_INTRUSIVE(katja::repository_configuration, path);
+
+export namespace katja
+{
+    configuration read_configuration()
+    {
+        auto raw_root = toml::parse("katja.toml");
+        configuration result;
+
+        for (const auto& [root_name, root_value] : raw_root.as_table())
+        {
+            auto repository_value = toml::get<repository_configuration>(root_value);
+            result.add(root_name, std::move(repository_value));
+        }
+        return result;
+    }
+}