options.h

#pragma once
#include <string>
#include <vector>
#include <argp.h>
#include "model.h"
#include "log.h"
#include "tokenize.h"

const char *argp_program_version = "eisgenerator-1.0";
const char *argp_program_bug_address = "<carl@uvos.xyz>";
static char doc[] = "Application that generates EIS spectra from model strings";
static char args_doc[] = "";

static struct argp_option options[] =
{
  {"verbose",   'v', 0,      0,  "Show debug messages" },
  {"quiet",     'q', 0,      0,  "only output data" },
  {"param",     'p', 0,      0,  "select parameter sweep mode" },
  {"model",      'm', "[STRING]",    0,  "set model string" },
  {"omega",      'o', "[START-END]", 0,  "set omega range" },
  {"omegasteps", 'c', "[COUNT]",     0,  "set omega range steps" },
  {"log",       'l', 0,      0,  "use logarithmic steps" },
  {"normalize", 'n', 0,      0,  "normalize values" },
  {"reduce",    'r', 0,      0,  "reduce values to \"interesting\" range" },
  {"hz",        'h', 0,      0,  "freqency values as temporal frequency instead of angular frequency"},
  {"invert",        'i', 0,      0,  "inverts the imaginary axis"},
  { 0 }
};

enum
{
	MODE_SWEEP = 0,
	MODE_PARAM_SWEEP
};

struct Config
{
	std::string modelStr = "c{1e-6}r{1e3}-r{1e3}";
	unsigned int mode = MODE_SWEEP;
	eis::Range omegaRange;
	bool normalize = false;
	bool reduce = false;
	bool hertz = false;
	bool invert = false;

	Config(): omegaRange(1, 1001, 1)
	{}
};

static error_t
parse_opt (int key, char *arg, struct argp_state *state)
{
	Config *config = reinterpret_cast<Config*>(state->input);

	switch (key)
	{
	case 'q':
		eis::Log::level = eis::Log::ERROR;
		break;
	case 'v':
		eis::Log::level = eis::Log::DEBUG;
		break;
	case 's':
		config->mode = MODE_SWEEP;
		break;
	case 'p':
		config->mode = MODE_PARAM_SWEEP;
		break;
	case 'm':
		config->modelStr.assign(arg);