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menu.cpp
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menu.cpp
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#include <iostream>
#include "menu.h"
#include "plotter.h"
#include "user.h"
#include "game.h"
#include "score.h"
#include <string>
#include <vector>
#include <iomanip>
using namespace std;
void loadscreen()//opening screen
{
Plotter screen;
screen.clear();
screen.setColor(red);
cout << "SNAKES IN THE CONSOLE" << endl;
// we will want to beautify this page using
// ascii art + plotter.cpp eventually
cout << " __" << endl;
cout << " _______ /*_>-<" << endl;
cout << " ___/ _____ \\__/ /" << endl;
cout << "<____/ \\____/" << endl;
cout << "Press any key to continue." << endl;
cout << "Press ESC to exit." << endl;
if(getch()==ESC)
exit(0);
mainmenu(screen);
// clear screen using plotter
return;
}
void mainmenu(Plotter& screen)//main menu
{
screen.clear();
int ans;
string name="=== MAIN MENU ===";
string choices[]= {"Login","Create Account", "High Scores", "Anonymous Play"};
int size=4;
ans = menu(screen,name,choices,size);
switch(ans)
{
case 0:
userLogin(screen);
break;
case 1:
createAccount(screen);
break;
case 2:
highScoreList(screen);
break;
case 3:
(Game()).playGame();
break;
default:
loadscreen();
break;
}
return;
}
void usermenu(Plotter& screen,User& username)//menu after user is logged in
{
screen.clear();
Game g;
int ans;
string name=username.getName();
string score=username.getScore()+"";
string title = "Welcome, "+name+"!\n";
title = title+"Your high score: "+score+"\n";
title = title+"=== USER MENU ===";
string choices[]= {"Play Game","Change Password","Settings"};
ans=menu(screen, title,choices,3);
switch(ans)
{
case 0:
g=Game(username);
g.playGame();
break;
case 1:
changePassword(screen,username);
break;
case 2:
userSettings(screen,username);
break;
default:mainmenu(screen);
};
}
int menu(Plotter&screen, string title, string ary[],int size)//template for menu selections
{
int ind=0;
char c='0';
do
{
screen.clear();
cout << title<<endl;
for(int i=0; i<size; ++i)
{
if(ind==i)
{
screen.setColor(white);
}
cout << ary[i] << endl;
if(ind==i)
{
screen.setColor(red);
}
}
cout << "Press ESC to go back."<< endl;
c=getch();
if(c==DOWN)
{
ind++;
}
else if(c==UP)
{
ind--;
}
if(ind<0||ind>=size)
{
ind+=size;
ind%=size;
}
if(c==ESC)//if we hit ESC, exit the menu.
{
c=ENTER;
ind=-1;
}
}
while(c!=ENTER);
return ind;
}
void userLogin(Plotter&screen)//menu for login
{
string username;
string pw;
string pwhint;
bool done=false;
int x=0, y=0;
User u;
screen.clear();
do
{
cout << "=== Login ===" << endl;
y++;//move down a line
cout << "Username: ";
cin >> username;
y++;//move down a line
cout << "Password: ";
x=10;//move over to enter characters
pw=enterPassword(screen,x,y);
int result=login(username,pw);
screen.clear();
switch(result)
{
case 0:
cout<<"User does not exist." <<endl;
y=1;
break;
case 1:
u=User(username);
usermenu(screen,u);
break;
case 2:
cout<<"Incorrect Password. Hint:"<<endl;
cout<<hintLookup(username)<<endl;
y=2;
break;
}
if(result==1)
done=true;
}
while(!done);
}
int login(string username, string pw)//checks login validity
{
int status;
string filename;
string actualPass;
// attempt to open user file
filename = "users\\" + username + ".usr";
ifstream userFile;
userFile.open(filename.c_str());
if(!userFile)
{
status = 0; // user doesn't exist
}
else
{
userFile >> actualPass;
if(actualPass == pw)
{
status = 1; // login successful
}
else
{
status = 2; // password mismatch
}
}
userFile.clear();
userFile.close();
return status;
}
string hintLookup(string username)//looks up the hint for this user
{
string pwhint;
string filename;
// attempt to open user file
filename = "users\\" + username + ".usr";
ifstream userFile;
userFile.open(filename.c_str());
getline(userFile, pwhint); // skips first line of user file
getline(userFile, pwhint);
userFile.close();
return pwhint;
}
int highScore(string username)//looks up the high score for this user
{
string filename;
int score;
// attempt to open user file
filename = "users\\" + username + ".usr";
ifstream userFile;
userFile.open(filename.c_str());
getline(userFile,filename);//skip first 2 lines of file
getline(userFile,filename);
userFile>>score;
userFile.close();
return score;
}
void changePassword(Plotter&screen, User& username)//change password menu
{
string oldPW,newPW,confirmPW,hint;
screen.clear();
int x=0;
int y=0;
cout << "Change Password for "<<username.getName()<<endl;y++;
cout << "(Press ESC at any time to go back)" << endl;
cout << "Password: ";x=10;
oldPW=enterPassword(screen,x,y);
if(oldPW=="")
return;
cout << "New Password: ";x=14;
newPW=enterPassword(screen,x,y);
if(newPW=="")
return;
cout << "Confirm New Password: ";x=22;
confirmPW=enterPassword(screen,x,y);
if(confirmPW=="")
return;
cout << "Enter new Password Hint: ";
getline(cin,hint);
if(newPW!=confirmPW)
{
cout << "New Passwords do not match!" << endl;
cout << "Press any key to try again, or ESC to go back." << endl;
}
else if(username.changePass(oldPW,newPW))
{
cout << "Password successfully changed!" << endl;
cout << "Press any key to continue..." <<endl;
}
else
{
cout << "Original Password incorrect!" << endl;
}
if(getch()==ESC)
{
changePassword(screen,username);
}
else
{
usermenu(screen,username);
}
}
void userSettings(Plotter&screen,User&username)//user settings menu
{
screen.clear();
cout << "No user settings to be changed at this time."
<<" Press any key to go back."<<endl;
getch();
usermenu(screen,username);
}
void highScoreList(Plotter&screen)//menu to display global high scores
{
ifstream file("scores.dat");
string name;
int score,time;
vector<Score>list;
int size=0;
Score s;
screen.clear();
while(file>>name>>score>>time)
{
list.push_back(Score(name,score,time));
size++;
}
sort(list);
file.close();
cout << "=== HIGH SCORES ===" << endl << endl;
cout << left << setw(20) << "Username" << setw(10) << "Score" << endl;
cout << setw(20) << "========" << setw(10) << "=====" << endl;
for(int i=0;i<10&&i<size;++i)
{
s=list.at(i);
cout << (i+1) << ".";
cout << setw(20) << s.name << setw(10) << s.score << endl;
}
cout << endl << "Press any key to go back!" << endl;
getch();
mainmenu(screen);
}
void createAccount(Plotter&screen)//create account screen
{
screen.clear();
string username,pw,confirm,hint;
ifstream file;
int x=0,y=0;
do
{
file.close();
file.clear();
cout <<"Please enter desired username: ";
cin >> username;y++;
if(username == (""+ESC))
return;
file.open(("users\\"+username+".usr").c_str());
if(file)
{
screen.clear();y=0;
cout << "Username already taken. ";
}
}while(file);
do
{
cout << "Please enter your password: ";x=28;
pw = enterPassword(screen,x,y);
cout << "Please re-enter your password: ";x=31;
confirm = enterPassword(screen,x,y);
if(pw!=confirm)
{
screen.clear();y=0;
cout << "Passwords do not match." << endl;y++;
}
}while(pw!=confirm);
getline(cin,hint);
cout << "Please enter a Password Hint: ";
getline(cin,hint);
ofstream out;
do
{
out.close();
out.clear();
out.open(("users\\"+username+".usr").c_str());
}
while(!out);
out << pw << endl;
out << hint << endl;
out << 0 << endl;
out.close();
cout << "The user \"" << username << "\" has been created!"<< endl;
User u(username);
usermenu(screen,u);
}
string enterPassword(Plotter&screen,int &x,int &y)//method to enter a concealed password
{
string pw="";
char c;
do
{
c = getch();
if(c==ESC)
{
pw="";
c=ENTER;
}
else if(c == BACK && pw.size() > 0)
{
pw = pw.substr(0,pw.size()-1);
x -= 1;//move back since it was a backspace
screen.move(x,y);
cout << " ";
screen.move(x,y);
}
else if (c != ENTER && c != BACK)
{
cout << "*";
pw += c;
x += 1;//move forward since it was a character
}
}
while (c != ENTER);
y++;//move down since we pressed enter
cout << endl;
return pw;
}
void resizeConsole(int x, int y)//resizes the console window
{
SMALL_RECT tinyarea = {0,0,1,1};//the buffer size must be bigger than
//the screen, so we make the screen really small
SMALL_RECT DisplayArea = {0, 0, x, y};//size of screen we want
COORD coord={x+1,y+1};//size of buffer we want
HANDLE out = GetStdHandle(STD_OUTPUT_HANDLE);//the screen
SetConsoleWindowInfo(out, TRUE, &tinyarea);//make the screen really small
SetConsoleScreenBufferSize(out,coord);//set the buffer size
SetConsoleWindowInfo(out, TRUE, &DisplayArea);//make the screen the size
//we actually want
}