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#include <iostream>
#include <string>
#include<fstream>
using namespace std;
//constant array size
const int ARRAY_SIZE = 1000;
//function prototypes
int loadData(string);
int searchByAuthor(int, string);
int searchByTitle(int, string);
string bookTitle[ARRAY_SIZE];
string bookAuthor[ARRAY_SIZE];
void showAll(int);
int main ()
{
//declar & initialize variables
string path;
string search;
char choice = 0;
//prompt user to enter input& store in path
cout << "Welcome to Chase's Library Database." <<endl;
cout << "Please enter the name of the backup file: ";
cin >> path;
//call loadData to count number of files
int n = loadData(path);
//for the case that the filename was invalid
if(n == -1)
{
cout << "Cannot recognize the filename entered";
//pause
getchar();
getchar();
return 0;
}
//displays # of files returned by loadData
cout << endl << n << " items were found in the library." << endl << endl;
cout << "Enter Q to (Q)uit, Search (A)uthor, Search (T)itle, (S)how All: ";
//get user's choice
cin >> choice;
//pause
getchar();
//switch on user's choice
switch(choice) {
case 'A':
case 'a':
cout << "Please enter the author's name you wish to search: ";
getline(cin, search);
cout << searchByAuthor(n, search);
cout << " titles found" << endl;
break;
case 'Q':
case 'q':
break;
return 0;
case 'S':
case 's':
showAll(n);
break;
case 'T':
case 't':
cout << "Please enter the title of the book you wish to search: ";
getline(cin, search);
cout << searchByTitle(n, search);
cout << " titles found" << endl;
break;
}
//stops program from exiting before user prompts
getchar();
getchar();
return 0;
}
//function to search for the title
int searchByAuthor(int count, string search) {
//declare variable
int found = 0;
//counting loop
for (int c = 0; c < count; c++) {
//look for a title that matches string search while the search is less than the end of the file
if(bookAuthor[c].find(search, 0) < bookAuthor[c].npos){
//when found print out the title with the author
cout << bookTitle[c] << " (" << bookAuthor[c] << ")" << endl;
//keep counting up
found++;
}
}
//return the number found to int main()
return found;
}
//function to search for the title
int searchByTitle(int count, string search) {
//delcare variable
int found = 0;
//counting loop
for (int c = 0; c < count; c++)
{
//look for a title that matches string search while the search is less than the end of the file
if(bookTitle[c].find(search, 0) < bookTitle[c].npos){
//when found print out the title with the author
cout << bookTitle[c] << " (" << bookAuthor[c] << ")" << endl;
//keep counting up
found++;
}
}
//return the number found to int main()
return found;
}
//function to show the titles and authors on the same line
void showAll(int count) {
//count up through the array
for(int c = 0; c < count; c++)
{
//print out the titles and then the authors
cout << bookTitle[c] << " (" << bookAuthor[c] << ")" << endl;
}
}
//function to load the file
int loadData(string path) {
ifstream file;
file.open(path.c_str());
//if there is no file
if(!file) {
//return back to ask for the file
return -1;
}
//declare local variable
int c;
//use variable to count through the arrays
for(c = 0; c < ARRAY_SIZE && !file.eof(); c++) {
//get the title
getline(file, bookTitle[c]);
//get the author
getline(file, bookAuthor[c]);
}
//return the number c to int main()
return c;
}
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