#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include "../include/TYPES.h"
#include <sys/ipc.h>
#include <sys/msg.h>

struct Message message;

long int msg_to_receive;

int main()
{
    (void) fprintf(stderr,"Server is Running\n");
    START: ;

    int msgQid = msgget((key_t)1234, 0666 | IPC_CREAT);
    msg_to_receive = 0;


    if(msgQid == -1) {
        exit(EXIT_FAILURE);
    }

   //(void) fprintf(stderr,"msgget: msgget succeeded: msgQid = %d\n",msgQid);

   bool running = true;
   bool waiting = true;



    while(running)
    {
        if(msgrcv(msgQid, (void *)&message, sizeof(message),PIN,0) == -1)
        {
            perror("msgrcv failed receive pinMessage");
            exit(1);
        }
        if(message.messageType == PIN)
        {
        (void) fprintf(stderr,"Server received PIN message\n");
        //  GET VALID/INVALID MESSAGE FROM DB
        message.messageType = VALIDATE;

            // Send validate message to DB
            if(msgsnd(msgQid, &message, sizeof(message), 0) < 0)
            {
                perror("msgsnd: failed VALIDATE message");
                exit(1);
            }

        (void) fprintf(stderr,"Server sent VALIDATE message\n");

        while(waiting)
        {
             if(msgrcv(msgQid, (void *)&message, sizeof(message),-4,0) == -1)
                 {
                     perror("msgrcv failed receive pinMessage");
                     exit(1);
                 }

         if(message.messageType == NOTOK)
         {
            (void) fprintf(stderr,"You Fucked up\n");
         }
         else
         {
            (void) fprintf(stderr,"Access Granted\n");
         }
        waiting = false;

        }



        }


    }

}