#include <array>
#include <string_view>

#include <spdlog/spdlog.h>

#include "cvmmap_streamer/common.h"

namespace cvmmap_streamer {

namespace {

	constexpr std::array<std::string_view, 10> kHelpLines{
		"Usage:",
		"  --help, -h\tshow this message",
		"",
		"Options:",
		"  --version\tprint version information",
		"",
		"Examples:",
		"  cvmmap_streamer --help",
		"  cvmmap_sim --help",
		"  rtp_receiver_tester --help"};

}

void print_help(std::string_view executable) {
	spdlog::info("{}", executable);
	for (const auto &item : kHelpLines) {
		spdlog::info("{}", item);
	}
}

bool has_help_flag(int argc, char **argv) {
	for (int i = 1; i < argc; ++i) {
		std::string_view arg{argv[i]};
		if (arg == "--help" || arg == "-h") {
			return true;
		}
	}
	return false;
}

}