Parse command line with boost program_options

1 files changed, 25 insertions, 11 deletions

diff --git a/cli/main.cpp b/cli/main.cpp
index 8a8a377..da0d1b8 100644
--- a/cli/main.cpp
+++ b/cli/main.cpp
@@ -3,18 +3,17 @@
  * 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 <filesystem>
 #include <memory>
 #include <iostream>
 
-#include <toml.hpp>
+#include <boost/program_options.hpp>
 
 import katja.database;
 import katja.repository;
 import katja.sbo;
 import katja.configuration;
+import katja.command_line;
 
 static void get_updates(std::shared_ptr<katja::repository> repository, katja::package_database&& installed_database)
 {
@@ -39,14 +38,11 @@ static void search_names(std::shared_ptr<katja::repository> repository, const st
 
 int main(int argc, const char **argv)
 {
-    katja::configuration configuration = katja::read_configuration();
+    katja::configuration configuration = katja::read_configuration("katja.toml");
     katja::package_database installed_database = katja::read_installed_database();
 
-    if (argc == 1)
-    {
-        return EXIT_FAILURE;
-    }
-    if (strcmp("updates", argv[1]) == 0)
+    katja::command_line command_line = katja::parse_command_line(argc, argv);
+    if (command_line.type == katja::command::updates)
     {
         for (const auto& [repository_name, repository_configuration] : configuration)
         {
@@ -56,14 +52,32 @@ int main(int argc, const char **argv)
             get_updates(repository, std::move(installed_database));
         }
     }
-    else if (strcmp("search", argv[1]) == 0 && argc == 3)
+    else if (command_line.type == katja::command::search)
     {
+        boost::program_options::options_description search_description("Search packages");
+        search_description
+            .add_options()("name", "Find packages by name");
+
+        boost::program_options::positional_options_description positional_arguments;
+        positional_arguments.add("name", 1);
+
+        boost::program_options::variables_map option_map;
+        auto command_parser = boost::program_options::command_line_parser(command_line.arguments)
+            .options(search_description).positional(positional_arguments);
+        boost::program_options::store(command_parser.run(), option_map);
+        boost::program_options::notify(option_map);
+
+        if (!option_map.count("name"))
+        {
+            std::cerr << search_description;
+            return EXIT_FAILURE;
+        }
         for (const auto& [repository_name, repository_configuration] : configuration)
         {
             std::filesystem::path slackbuild_repository{ repository_configuration.path };
             auto repository = std::make_shared<katja::sbo_repository>(slackbuild_repository);
 
-            search_names(repository, std::string(argv[2]));
+            search_names(repository, option_map["name"].as<std::string>());
         }
     }