/*
 ============================================================================
 Name        : takeHomeFinal.c
 Author      :
 Version     :
 Copyright   : Your copyright notice
 Description : Hello World in C, Ansi-style
 ============================================================================
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define MAX_WORD_LENGTH 32

int countWord(FILE *in_file, char *word) {
  int count, ind = 0;
  char line[999];

  while (fgets(line, 999, in_file) != NULL) { // read a line
    char *occur = line;
    while((occur = (strstr(occur, word)))!= NULL){
        count++;
        ++occur;
    }
  }

  //Close File
  fclose(in_file);
  //return count if non-zero
  if (count != 0) {
		printf("The word \"%s\" was found %d times in the US Constitution\n",
				word, count);
    // return the count
    return count;
  }
  else {
		printf("The word \"%s\" was not found in the US Constitution", word);
    return 0;
  }
  return 0;
}

int main() {
	printf("Joseph Bensen, UID: 114670540\n");
	FILE *in_file = fopen("The_US_Constitution.txt", "r"); //Open the input file here
	char word[32];
	printf("Enter the word you would like to find in the US Constitution: ");
	scanf("%s", word);
	while (strlen(word) < 5 || strlen(word) > 32) {
		printf(
				"\nIncorrect word length entered, please enter a different word: ");
		scanf("%s", word);
	}

	/* Try to open file */
	in_file = fopen("The_US_Constitution.txt", "r"); //OPEN THE input file here

	/* Exit if file not opened successfully */
	if (in_file == NULL) {
		printf("\nUnable to open file.\n");
		exit(EXIT_FAILURE);
	}
	return countWord(in_file, word);

}