Bim Bum Bam

bim_bum_bam.c

// cc -o bim_bum_bam bim_bum_bam.c 

#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>

#define ERR_EVEN_ODD_CHOICE "errore: solo pari o dispari"

void
clear_screen()
{
    const char *CLEAR_SCREEN_ANSI = "\e[1;1H\e[2J";
    write(STDOUT_FILENO, CLEAR_SCREEN_ANSI, 11);
}

int
main(int argc, char **argv)
{
    if (argc > 2) {
        fprintf(stderr, "%s\n", ERR_EVEN_ODD_CHOICE);
        return 1;
    }

    if (strcmp(argv[1], "pari") != 0 && strcmp(argv[1], "dispari") != 0) {
        fprintf(stderr, "%s\n", ERR_EVEN_ODD_CHOICE);
        return 1;
    }

    char player_choice[5];
    strncpy(player_choice, argv[1], 5);

    srand(time(NULL));

    static unsigned int player_score = 0;
    static unsigned int computer_score = 0;

    static unsigned int player_number = 0;
    static unsigned int computer_choice = 0;

    while (true) {
        clear_screen();

        printf("[+]    Bim Bum Bam    [+]\n\n");
        printf("Giocatore : %d\n", player_score);
        printf("Computer  : %d\n\n", computer_score);
  
        printf("Scegli un numero 1-5: \n");
        scanf("%d", &player_number);

        if (player_number > 5) {
            printf("\nerrore: numero piu di 5\n");
            sleep(1);
            continue;
        }

        computer_choice = rand() % (5 - 0 + 1) + 0;

        if (player_number == 0 && computer_choice == 0) {
            printf("Pareggio!\n");
            sleep(1);
            continue;
        }

        printf("Computer sceglia: %d\n", computer_choice);

        if ((strcmp(player_choice, "pari") == 0 && (player_number + computer_choice) % 2 == 0) ||
            (strcmp(player_choice, "dispari") == 0 && (player_number + computer_choice) % 2 != 0)) {
            printf("Hai vinto!\n");
            player_score++;
            sleep(1);
            continue;
        } else {
            printf("Computer ha vinto!\n");
            computer_score++;
            sleep(1);
            continue;
        }
    }

    return 0;
}