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//  CITS2002 Project 1 2022
//  Student1:   23258746   CHANG   ESTHER YEE VUN
//  Student2:   23297983   MITRA   SREELAJOYOTI
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
 
#define MAX 100

struct Cron {
    char Minutes[3];
    char Hours[3];
    char Days[3];
    char Months[4];
    char DayOfWeek[4];

    char Command[40];
};

struct DayTime {
    int Day;
    int Minute;
};

struct CommandExecution {
    char Command[30];

    struct DayTime Start;

    struct DayTime End;
};

struct Estimate {
    char Command[40];

    int Minutes;
};

int check_date(int day, int month){

}

int main()
{
    FILE *ef;
    FILE *ctf;
    char ch;
    //int line_count =0;
    //char line[MAX];
    char dates[MAX];
    char *delim =" ";
    char array[MAX];
    int n1;
    int n2;
    

 
    // Opening file in reading mode
    //ef = fopen("estimates-file.txt", "r");
    ctf = fopen("crontab-file.txt","r");
 
    if (NULL == ctf) {
        printf("file can't be opened \n");
        exit(EXIT_FAILURE);}
 
    char buffer[300];
    char* line = buffer;
    size_t len;
    size_t size = 0;
    struct Cron crons[100];
    int i = 0;

    while((size = getline(&line, &len, ctf)) != -1) {
    
        if (line[0] == '#') {
            continue;
        }
        else if (size > 1) {
            sscanf(line, "%s %s %s %s %s %s", 
                crons[i].Minutes, 
                crons[i].Hours, 
                crons[i].Days, 
                crons[i].Months, 
                crons[i].DayOfWeek,
                crons[i].Command);

            if (atoi(crons[i].Minutes)<0 || atoi(crons[i].Minutes>59)){
                exit(EXIT_FAILURE);
            }

            printf("Found cron: %s %s %s %s %s %s \n", 
                crons[i].Minutes, 
                crons[i].Hours, 
                crons[i].Days, 
                crons[i].Months, 
                crons[i].DayOfWeek, 
                crons[i].Command);

            i ++;      
        }
    }

    //printf("Found %d cron jobs", i);

    int input = 7;
    for (int i =0;i<sizeof(crons)/sizeof(crons[0]);i++){
        if (atoi(crons[i].Months))==input{
            if (crons[i].Minutes[0] != '*' ){
                n1 = atoi(crons[i].Minutes);
            }
            if (crons[i].Hours[0] != '*' ){
                n2 = atoi(crons[i].Hours);
            }
            int mins = n2*60 + n1;
            printf("%d\n",mins);
        }
        

    }



    


    fclose(ctf);
    return 0;
    
}