#include <stdlib.h>
#include <stdio.h>
#include <stdbool.h>

bool check_str_is_int(char *s) {
 	while (*s != '\0') {
 		char a = *s - '0';
		if (a < 0 || a > 9) return false;
		s++;
	}
	return true;
}

void usage(char *arg0, int ret) {
	printf("USAGE:\n%s [starting life total]\nruns through games of ragavan vs bolt\n", arg0);
	exit(ret);
}

typedef enum {
	Ragavan,
	Bolt
} SpellType;

typedef struct {
	int life_total;
	int deck_mountains;
	int deck_spells;
	int hand_mountains;
	int hand_spells;
	SpellType spell_type;
} Player;

Player *new_player(int life_total, SpellType spell_type) {
	Player *p = malloc(sizeof(Player));
	*p = (Player) {
		.life_total = life_total,
		.deck_mountains = 20,
		.deck_spells = 40,
		.hand_mountains = 0,
		.hand_spells = 0,
		.spell_type = spell_type
	};
	return p;
}

int main(int argc, char **argv) {
	int max_life;
	if (argc < 2) {
		max_life = 20;
	} else {
		if(!check_str_is_int(argv[1])) usage(*argv, 1);
		max_life = atoi(*argv);
	}
	printf("%d\n", max_life);
	Player *stupid_fucking_monkey = new_player(max_life, Ragavan);
	Player *sparky = new_player(max_life, Bolt);
	free(stupid_fucking_monkey);
	free(sparky);
	return 0;
}