/***********************************************************************
    * enterPatients.c
    * Program to enter patients details
    * Sam Banks
    * December 2017
***********************************************************************/
#include <stdio.h>
#include <string.h>
#include <stdbool.h>
#include <stdlib.h>
#include <time.h>
#include <conio.h>

void separator(void);
void displayTitle(void);
void enterDetails(char lastN[], char dob[], char filename[]);
void displayFile(FILE *fp, char filename[]);
void emptyBuffer(void);

int main()
{
    FILE *fp;
    char lastN[8] = {'\0'};
    char dob[6] = {'\0'};
    char filename[14] = {'\0'};


    enterDetails(lastN, dob, filename);
    displayFile(fp, filename);
    displayFile(fp, filename);
}

void separator(void)
{
    printf("\n\t---------------------------------------------------\n");
}

void displayTitle(void)
{
    separator();
    printf("\t\tAction On Weight");
    separator();
}

void enterDetails(char lastN[], char dob[], char filename[])
{

    printf("Please enter the patients last name: ");
    scanf("%[^\n]", lastN);
    emptyBuffer();
    printf("Please enter the patients date of birth(DDMMYY): ");
    scanf("%[^\n]", dob);
    emptyBuffer();

    strcat(filename, lastN);
    strcat(filename, dob);
    strcat(filename, ".aow");
}

void displayFile(FILE *fp, char filename[])
{
    char ch = {'\0'};
    fp = fopen(filename, "r");
    if(fp == NULL)
    {
        printf("\nCould not find patient file.");
        exit(1);
    }
    ch = fgetc(fp);
    while (ch != EOF)
    {
        printf ("%c", ch);
        ch = fgetc(fp);
    }
    fclose(fp);
}

void emptyBuffer(void)
{
    while(getchar() != '\n')
    {
        ;
    }
}