#include <iostream>
#include <fstream>
#include <string>

using namespace std;

void OpenFile(ifstream & file);
void GetBlank(string & result, ifstream & file);
void ProcessLine(void);
void Introduction(string lineA, string lineB, string lineC, string lineD);

int main() {
    ifstream inFile;
    string blank1, blank2, blank3, blank4;
    string line;

    // open the file
    OpenFile(inFile);

    // read the four blank values from the file
    GetBlank(blank1, inFile);
    GetBlank(blank2, inFile);
    GetBlank(blank3, inFile);
    GetBlank(blank4, inFile);

    if (inFile) {
        Introduction(blank1, blank2, blank3, blank4);
    }


    // tell the story
    getline(inFile, line);
    while (inFile) {
        cout << line << endl;
        ProcessLine();
        getline(inFile, line);
    }

    return 0;
}

void OpenFile(ifstream & file){
   string fileName;
   bool fileOpen = false;

   while (not fileOpen) {
       cout << "Enter the name of a madlib file => ";
       cin >> fileName;
       cin.ignore(100,'\n');

       cout << endl;
       cout << "Attempting to open " << fileName << endl;

       file.open(fileName.c_str());

       if (file) {
           cout << "Success " << endl;
           fileOpen = true;
       } else {
           cout << "Unable to open " << fileName << endl;
       }
       cout << endl << endl;
   }

   return;
}

void GetBlank(string & result, ifstream & file){
   string description;
   char answer;
   bool goodAnswer = false;

   getline(file, description);
   if (file) {
       while (not goodAnswer) {
           cout << "Enter " << description << " => ";
           getline(cin, result);
           cout << "You said that " << result << " was " << description << endl;
           cout << "Is this ok? (Y,N) => ";
           cin >> answer;
           cin.ignore(100,'\n');
           answer = toupper(answer);
           if (answer == 'Y') {
              goodAnswer = true;
           }
       }
       cout << endl;
   }

   return;
}

void ProcessLine(void){
   cout << "In Process Line" << endl;
   return;
}

void Introduction(string lineA, string lineB, string lineC, string lineD) {
    cout << endl;
    cout << "We will now tell a story about " << lineA << ", " << lineB
         << ", " <<  lineC << " and " << lineD << endl;
    cout << endl;

    return;
}