#ifndef JOB_H
#define JOB_H
#include <stddef.h>
#include <stdlib.h>

/* A job */
struct Job {
    int jobId;
    int pid;
    int writeFd[2];
    int readFd[2];
    char *command;
    char *status;
};

/* List of jobs including the length */
struct Jobs {
    struct Job **jobs;
    int length;
};

// TODO: remove this as global
struct Jobs programJobs;

/* get_job_from_pid()
 * ------------------
 * Gets a job given by the pid of the job
 *
 * pid: the process id of the job
 *
 * Returns: the job if the pid exists, otherwise NULL
 */
struct Job *get_job_from_pid(int pid);

/* get_job_from_id()
 * ------------------
 * Gets a job given by the job id
 *
 * id: the id of the job
 *
 * Returns: the job if the job id exists, otherwise NULL
 */
struct Job *get_job_from_id(int id);

/* add_job()
 * Adds the given job to the list of current jobs
 *
 * job: the pointer to the job to add
 *
 * Returns: the job id of the given job
 */
int add_job(struct Job *job);

/* deinit_jobs()
 * -------------
 * Deinitialises all jobs and frees memory
 */
void deinit_jobs(void);
#endif