#include "../commands.h"

#include <fx/cmdline/cmd.h>
#include <fx/error.h>
#include <ropkg/repo-mgmt.h>

enum {
	OPT_NAME,
	OPT_NAME_VALUE,
	OPT_DESCRIPTION,
	OPT_DESCRIPTION_VALUE,
	OPT_REPO,
	OPT_REPO_PATH,
};

static int channel_add(
	const fx_command *self,
	const fx_arglist *opt,
	const fx_array *args)
{
	const char *root_path = NULL;
	const char *channel_name = NULL;

	fx_arglist_get_string(opt, OPT_REPO, OPT_REPO_PATH, 0, &root_path);
	fx_arglist_get_string(opt, OPT_NAME, OPT_NAME_VALUE, 0, &channel_name);

	if (!root_path) {
		fx_arglist_report_missing_args(opt, OPT_REPO, OPT_REPO_PATH, 0);
		return -1;
	}

	if (!channel_name) {
		fx_arglist_report_missing_args(
			opt,
			OPT_NAME,
			OPT_NAME_VALUE,
			0);
		return -1;
	}

	struct ropkg_repo_mgmt *repo = NULL;
	fx_result result = ropkg_repo_mgmt_open(root_path, &repo);
	if (fx_result_is_error(result)) {
		fx_throw(result);
		return -1;
	}

	struct ropkg_repo_mgmt_channel *channel = NULL;
	result = ropkg_repo_mgmt_create_channel(repo, channel_name, &channel);
	if (fx_result_is_error(result)) {
		ropkg_repo_mgmt_close(repo);
		fx_throw(result);
		return -1;
	}

	ropkg_repo_mgmt_channel_close(channel);
	ropkg_repo_mgmt_close(repo);
	return 0;
}

FX_COMMAND(CMD_CHANNEL_ADD, CMD_CHANNEL)
{
	FX_COMMAND_NAME("add");
	FX_COMMAND_SHORT_NAME('A');
	FX_COMMAND_DESC("add a channel to a repository.");
	FX_COMMAND_FLAGS(FX_COMMAND_SHOW_HELP_BY_DEFAULT);
	FX_COMMAND_FUNCTION(channel_add);

	FX_COMMAND_HELP_OPTION();

	FX_COMMAND_OPTION(OPT_REPO)
	{
		FX_OPTION_LONG_NAME("repo");
		FX_OPTION_SHORT_NAME('r');
		FX_OPTION_DESC(
			"the path to the repository to create the channel in.");

		FX_OPTION_ARG(OPT_REPO_PATH)
		{
			FX_ARG_NAME("path");
			FX_ARG_DESC(
				"the path to the repository to create the "
				"channel in.");
			FX_ARG_NR_VALUES(1);
		}
	}

	FX_COMMAND_OPTION(OPT_NAME)
	{
		FX_OPTION_LONG_NAME("name");
		FX_OPTION_SHORT_NAME('n');
		FX_OPTION_DESC("the name of the channel to create.");

		FX_OPTION_ARG(OPT_NAME_VALUE)
		{
			FX_ARG_NAME("name");
			FX_ARG_DESC("the name of the channel to create.");
			FX_ARG_NR_VALUES(1);
		}
	}

	FX_COMMAND_OPTION(OPT_DESCRIPTION)
	{
		FX_OPTION_LONG_NAME("description");
		FX_OPTION_SHORT_NAME('d');
		FX_OPTION_DESC(
			"a human-readable description of the new channel.");

		FX_OPTION_ARG(OPT_DESCRIPTION_VALUE)
		{
			FX_ARG_NAME("description");
			FX_ARG_DESC(
				"a human-readable description of the new "
				"channel.");
			FX_ARG_NR_VALUES(1);
		}
	}
}