#include <cstdlib>
#include <ctime>
#include <iostream>
#include "common.hh"
#include "methods.hh"
#include "parseargs.hh"

int main(int ac, char** av)
{
	std::srand(std::time(nullptr));
	auto const [input_file, output_file, iterations, method, verbose]
	    = parse_args(ac, av);
	spdlog::set_level(verbose ? spdlog::level::debug : spdlog::level::info);
	spdlog::debug("Input file:\t{}", input_file.native());
	spdlog::debug("Output file:\t{}", output_file.native());
	spdlog::debug("Iterations:\t{}", iterations);
	auto [input_image, process_image] = init_image(input_file.native());

	switch (method) {
		case 1: {
			method1(input_image, process_image, iterations);
			break;
		}
		case 2: {
			method2(input_image, process_image, iterations);
			break;
		}
		case 3: {
			method3(input_image, process_image, iterations);
			break;
		}
		default:
			spdlog::error("Requested method {} is not implemented.");
			std::exit(-1);
	}

	cv::imwrite(output_file.native(), process_image);
	return 0;
}