game5

#include <stdio.h>
#include <pthread.h>
#include <stdlib.h>
#include <unistd.h>

#define NUM_WORKERS 5
#define MAX_MINERALS 4096
#define MAX_POPULATION 100
#define VICTORY 20
#define WARRIOR_PRICE 25
#define WORKER_PRICE 25

unsigned int minerals = 0;
unsigned short warriors = 0;
unsigned short workers = NUM_WORKERS;
unsigned short status = 1;
pthread_mutex_t base_mutex;
/*
void *searching(unsigned short N);
void transporting(unsigned short N);
void unloading(unsigned short N);
*/
//void *worker(void *N);
void *worker (void *N)
{
    int i;
    size_t n = (size_t) N;
    for (;;)
    {
        if (status == 0)
        {
            break;
        }
        if (warriors >= VICTORY)
        {
            break;
        }
        // Searching
        printf("Worker %zu is searching\n", n);
        sleep(2);
        // Transporting
        printf("Worker %zu is transporting\n", n);
        sleep(2);
        // Unloading
        if (minerals + (workers-NUM_WORKERS)*WORKER_PRICE + warriors*WARRIOR_PRICE >= MAX_MINERALS)
        {
            status = 0;
            if (N == 0)
                printf("There is no more minerals on the map!\n");
            break;
        }
        pthread_mutex_lock(&base_mutex);
        minerals +=4;
        printf("Worker %zu unloaded resources to Base station\n", n);
        pthread_mutex_unlock(&base_mutex);
    }
}
int main()
{
    size_t i;
    pthread_t threads[NUM_WORKERS];
    pthread_mutex_init(&base_mutex, NULL);
    for (i = 0; i < NUM_WORKERS; i++)
    {
        int error = pthread_create(&threads[i], NULL, worker, (void*)i);
        if (error != 0)
        {
            fprintf(stderr, "Error creating thread %zd: error: %d\n", i, error);
        }
    }
    for (;;)
    {
        if(warriors>=VICTORY)
        {
            break;
        }
        char c;
        scanf("%c", &c);
        if(workers+warriors<MAX_POPULATION)
        {
            if(c == 'w')
            {
                if (minerals >= WARRIOR_PRICE)
                {
                    pthread_mutex_lock(&base_mutex);
                    printf("Warrior is being trained\n");

                    minerals -= WARRIOR_PRICE;
                    pthread_mutex_unlock(&base_mutex);
                    sleep(2);
                    warriors++;
                    printf("Warrior is ready for duty\n");
                }
                else
                    printf("You do not have enough minerals!\n");
            }
            else if(c == 'c')
            {
                if (minerals>=WORKER_PRICE)
                {
                    pthread_mutex_lock(&base_mutex);
                    printf("Worker is being trained\n");

                    minerals -= WORKER_PRICE;
                    pthread_mutex_unlock(&base_mutex);
                    sleep(1);
                    workers++;
                    printf("Worker has been spowned\n");
                    int error = pthread_create(&threads[workers-1], NULL, worker, (void*)workers-1);
                    if (error != 0)
                    {
                        fprintf(stderr, "Error creating thread %d: error: %d\n", workers-1, error);
                    }
                }
                else
                    printf("You do not have enough minerals!\n");
            }
            else if (c != '\n')
            {
                printf("Wrong command!\n");
            }
        }
        else
        {
            break;
        }
    }
    for (i = 0; i < workers; i++)
    {
        int error = pthread_join(threads[i], NULL);
        if (error != 0)
        {
            fprintf(stderr, "Error joining thread %zd: error: %d\n", i, error);
        }
    }
    if (warriors>=VICTORY)
    {
        printf("\t===Win===\n");
        printf("All minerals on the map: %d\n", MAX_MINERALS);
        printf("Uncollected minerals:    %d\n", MAX_MINERALS-(minerals+warriors*WARRIOR_PRICE+(workers-NUM_WORKERS)*WORKER_PRICE));
        printf("Collected minerals:      %d\n", minerals+warriors*WARRIOR_PRICE+(workers-NUM_WORKERS)*WORKER_PRICE);
    }
    else if(workers+warriors>=MAX_POPULATION)
    {
        printf("\t===GAME OVER!===\n");
        printf("You reached population limit!\n");
        printf("All minerals on the map: %d\n", MAX_MINERALS);
        printf("Uncollected minerals:    %d\n", MAX_MINERALS-(minerals+warriors*WARRIOR_PRICE+(workers-NUM_WORKERS)*WORKER_PRICE));
        printf("Collected minerals:      %d\n", minerals+warriors*WARRIOR_PRICE+(workers-NUM_WORKERS)*WORKER_PRICE);
    }
    /*
    if (minerals >= MAX_MINERALS)
        {
            printf("\t===GAME OVER!===\n");
            printf("There is no more minerals on the map!\n");
        }
    */
    pthread_mutex_destroy(&base_mutex);
    pthread_exit(NULL);
    return 0;
}