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#include <iostream>
#include <string>
#include <vector>
using namespace std;
const int STRING_CATCHER = 6;
const int STRING_CATCHER_OUT = 10;
const int IGNORE_VALUE = 1000;
const int MENU_MAX = 6;
const int MENU_MIN = 0;
const int NOT_FOUND = -1;
int FindRestaurant(string newRestaurant, vector<string> restaurantChoices);
void PrintMenu(){
cout << "Please select one of the following options: " << endl;
cout << endl;
cout << "0 - Quit the program" << endl;
cout << "1 - Display all restaurants" << endl;
cout << "2 - Add a restaurant" << endl;
cout << "3 - Remove a restaurant" << endl;
cout << "4 - \"Cut\" the list of restaurants" << endl;
cout << "5 - \"Shuffle\" the list of restaurants" << endl;
cout << "6 - Begin the tournament" << endl;
cout << endl;
cout << "Enter your selection now: " << endl;
return;
}
bool stringCatcher() {
if (cin.fail()) {
cin.clear();
cin.ignore(IGNORE_VALUE, '\n');
return true;
}
else {
return false;
}
}
bool menuError(int menuChoice) {
if (menuChoice > MENU_MAX || menuChoice < MENU_MIN)
{
cout << "Invalid selection. Please try again." << endl;
PrintMenu();
return true;
}
else {
return false;
}
}
void PrintVector(vector<string> restaurantChoices) {
for (unsigned int i = 0; i < restaurantChoices.size(); ++i) {
cout << "\t\"" << restaurantChoices.at(i) << "\"" << endl;
}
}
void AddRestaurant(string& newRestaurant, vector<string>& restaurantChoices) {
int found = 0;
found = FindRestaurant(newRestaurant, restaurantChoices);
if (found == NOT_FOUND) {
restaurantChoices.push_back(newRestaurant);
cout << newRestaurant << " has been added." << endl;
}
else {
cout << "That restaurant is already on the list, you can not add it again." << endl;
}
return;
}
int FindRestaurant(string newRestaurant, vector<string> restaurantChoices)
{
for (unsigned int i = 0; i < restaurantChoices.size(); i++)
{
if (newRestaurant == restaurantChoices[i])
{
return i;
}
}
return NOT_FOUND;
}
void RemoveRestaurant(string newRestaurant, vector<string>& restaurantChoices){
int found = 0;
found = FindRestaurant(newRestaurant, restaurantChoices);
if (found != NOT_FOUND) {
restaurantChoices.erase(restaurantChoices.begin() + found);
cout << newRestaurant << " has been removed." << endl;
}
else {
cout << "That restaurant is not on the list, you can not remove it." << endl;
}
return;
}
void CutRestaurant(vector<string>& restaurantChoices, int& cutPoint) {
for(unsigned int i = cutPoint; i < restaurantChoices.size(); i++){
unsigned int temp = restaurantChoices.at(i);
for(unsigned int j = cutPoint-1; j > i - cutPoint; j--){
restaurantChoices.at(j+1) = restaurantChoices.at(j);
}
restaurantChoices.at(i - cutPoint) = temp;
}
return;
}
int main() {
int menuChoice = 0;
vector<string> restaurantChoices;
string restaurantName;
int userCutPoint;
cout << "Welcome to the restaurant battle!" << endl;
cout << endl;
cout << endl;
PrintMenu();
do {
do {
cin >> menuChoice;
if (stringCatcher() == true) {
menuChoice = STRING_CATCHER;
}
} while (menuError(menuChoice));
switch (menuChoice) {
case 1:
cout << "Here are the current restaurants: " << endl;
cout << endl;
PrintVector(restaurantChoices);
PrintMenu();
break;
case 2:
cout << "What is the name of the restaurant you want to add? " << endl;
cin.ignore();
getline (cin, restaurantName);
AddRestaurant(restaurantName, restaurantChoices);
cout << endl;
PrintMenu();
break;
case 3:
cout << "What is the name of the restaurant you want to remove?" << endl;
cin.ignore();
getline(cin, restaurantName);
RemoveRestaurant(restaurantName, restaurantChoices);
cout << endl;
PrintMenu();
break;
case 4:
cout << "How many restaurants should be taken from the top and put on the bottom?" << endl;
cin.ignore();
getline(cin, userCutPoint);
CutRestaurant(restaurantChoices, userCutPoint);
cout << endl;
PrintMenu();
break;
case 0:
cout << "Goodbye!";
return 0;
break;
}
} while (true);
return 0;
}
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