From 2577b10640d8484efb08a7981f0f2906a285c92e Mon Sep 17 00:00:00 2001
From: Abiha Naqvi <88877269+Abiha511@users.noreply.github.com>
Date: Wed, 19 Oct 2022 10:42:26 +0530
Subject: [PATCH] Added hangman game code

---
 Cpp/hangman_game.cpp | 432 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 432 insertions(+)
 create mode 100644 Cpp/hangman_game.cpp

diff --git a/Cpp/hangman_game.cpp b/Cpp/hangman_game.cpp
new file mode 100644
index 0000000..278cd0d
--- /dev/null
+++ b/Cpp/hangman_game.cpp
@@ -0,0 +1,432 @@
+#include<iostream>
+#include<bits/stdc++.h>
+using namespace std;
+
+
+//A simple attractive multiplayer hangman game using object oriented programming
+//This is the structure of the game
+/*
++---------------------------------+
+|             HANG MAN            |
++---------------------------------+
+|               |                 |
+|               |                 |
+|               O                 |
+|              /|\                |
+|               |                 |
+|              / \                |
+|         +----------+            |
+|         |          |            |
++---------------------------------+
+|        Available letters        |
++---------------------------------+
+|     A B C D E F G H I J K L M   |
+|     N O P Q R S T U V W X Y Z   |
++---------------------------------+
+|         Guess the word          |
++---------------------------------+
+| _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ |
++---------------------------------+
+>
+*/
+
+
+class hangman
+{
+public:
+
+void PrintMessage(string message, bool printTop = true, bool printBottom = true)//Function to print the lines and the message in a box
+{
+    if (printTop)
+    {
+        cout << "+---------------------------------+" << endl;
+        cout << "|";
+    }
+    else
+    {
+        cout << "|";
+    }
+    bool front = true;
+    for (int i = message.length(); i < 33; i++)
+    {
+        if (front)
+        {
+            message = " " + message;
+        }
+        else
+        {
+            message = message + " ";
+        }
+        if(front==true)
+        {
+            front=false;
+        }
+        else
+        {
+            front=true;
+        }
+    }
+    cout << message.c_str();
+
+    if (printBottom)
+    {
+        cout << "|" << endl;
+        cout << "+---------------------------------+" << endl;
+    }
+    else
+    {
+        cout << "|" << endl;
+    }
+}
+
+  
+  
+void DrawHangman(int guessCount = 0)// Function to draw the hangman as the game proceeds
+{
+    if (guessCount >= 1)
+        PrintMessage("|", false, false);
+    else
+        PrintMessage("", false, false);
+
+    if (guessCount >= 2)
+        PrintMessage("|", false, false);
+    else
+        PrintMessage("", false, false);
+
+    if (guessCount >= 3)
+        PrintMessage("O", false, false);
+    else
+        PrintMessage("", false, false);
+
+    if (guessCount == 4)
+        PrintMessage("/  ", false, false);
+
+    if (guessCount == 5)
+        PrintMessage("/| ", false, false);
+
+    if (guessCount >= 6)
+        PrintMessage("/|\\", false, false);
+    else
+        PrintMessage("", false, false);
+
+    if (guessCount >= 7)
+        PrintMessage("|", false, false);
+    else
+        PrintMessage("", false, false);
+
+    if (guessCount == 8)
+        PrintMessage("/", false, false);
+
+    if (guessCount >= 9)
+        PrintMessage("/ \\", false, false);
+    else
+        PrintMessage("", false, false);
+}
+
+  
+  
+void PrintLetters(string input, char from, char to)//Function to print the available letters after guessing
+{
+    string s;
+    for (char i = from; i <= to; i++)
+    {
+        if (input.find(i) == string::npos)
+        {
+            s += i;
+            s += " ";
+        }
+        else
+            s += "  ";
+    }
+    PrintMessage(s, false, false);
+}
+
+  
+  
+void PrintAvailableLetters(string taken)
+{
+    PrintMessage("Available letters");
+    PrintLetters(taken, 'A', 'M');
+    PrintLetters(taken, 'N', 'Z');
+}
+
+bool PrintWordAndCheckWin(string word, string guessed)//To print the updated word as it is being guessed
+{
+    bool won = true;
+    string s;
+    for (int i = 0; i < word.length(); i++)
+    {
+        if (guessed.find(word[i]) == string::npos)
+        {
+            won = false;
+            s += "_ ";
+        }
+        else
+        {
+            s += word[i];
+            s += " ";
+        }
+    }
+    PrintMessage(s, false);
+    return won;
+}
+
+  
+  
+string LoadRandomWord(string path)//to load a random word from the text file
+{
+    int lineCount = 0;
+    string word;
+    vector<string> v;
+    ifstream reader(path);
+    if (reader.is_open())
+    {
+        while (getline(reader, word))
+            v.push_back(word);
+
+        int randomLine = rand() % v.size();
+
+        word = v.at(randomLine);
+        reader.close();
+    }
+    return word;
+}
+
+  
+
+bool has_only_alpha(string word) // To check if the word entered by the user is valid and only contain alphabets
+{
+    char c;
+    for (int i = 0; i < word.length(); i++) {
+        c = word.at(i);
+
+        if (! ( ( c >= 'a' && c <= 'z' ) ||
+                    ( c >= 'A' && c <= 'Z') ) ) {
+            return false;
+        }
+    }
+    return true;
+}
+
+
+  
+int TriesLeft(string word, string guessed)//It returns the number of tries left
+{
+    int error = 0;
+    for (int i = 0; i < guessed.length(); i++)
+    {
+        if (word.find(guessed[i]) == string::npos)
+            error++;
+    }
+    return error;
+}
+
+  
+  
+void display()
+{
+    while(1)
+    {
+
+    int choice;
+    system("cls");
+    //MENU
+    cout<<"=======WELCOME TO HANGMAN======="<<endl;
+    cout<<"Ready to test your vocabulary!"<<endl<<endl;
+    cout<<"Choose mode:-"<<endl;
+    cout<<"(1)-1 player game"<<endl;
+    cout<<"(2)-2 player game"<<endl;
+    cout<<"(3)-Settings"<<endl;
+    cout<<"(4)-Exit"<<endl<<endl;
+    cout<<"Choice="<<endl;
+    cin>>choice;
+    //Class object
+    //angman word_g;
+
+    if(choice==2)
+    {
+        string guesses;
+    string wordToGuess;
+    int tries = 0;
+    bool win = false;
+    string n1;
+    string n2;
+    system("cls");
+    cout<<"Player 1 will give the word while player 2 will guess it"<<endl;
+    fflush(stdin);
+    cout<<"Enter name of player 1:-";
+    getline(cin,n1);
+    cout<<"Enter name of player 2:-";
+    getline(cin,n2);
+    system("cls");
+    cout<<"========="<<n1<<"'s turn========"<<endl;
+    bool isValidWord = false;
+    while (isValidWord == false) //Loop checking if the entered word is valid
+    {
+
+    cout << "Give me a word: ";
+    cin >> wordToGuess;
+    transform(wordToGuess.begin(), wordToGuess.end(), wordToGuess.begin(), ::toupper);
+    isValidWord = has_only_alpha(wordToGuess);
+    if (isValidWord)
+    {
+    for (int i = 0; i < 100; i++)
+        { // clears the terminal
+            cout << "\n" << endl;
+         }
+        break;
+    }
+    else
+    {
+    cout << "Only letters are allowed in words." << std::endl;
+    }
+    }
+
+    cout<<"========="<<n2<<"'s turn"<<endl;
+    do
+    {
+        system("cls"); //replace this line with system("clear"); if you run Linux or MacOS
+        PrintMessage("HANGMAN");
+        DrawHangman(tries);
+        PrintAvailableLetters(guesses);
+        PrintMessage("Guess the word");
+        win = PrintWordAndCheckWin(wordToGuess, guesses);
+
+        if (win)
+            break;
+
+        char x;
+        cout << ">"; cin >> x;
+        if(x>='a' && x<='z')
+        {
+            x=x-32;
+        }
+
+        if (guesses.find(x) == string::npos)
+            guesses += x;
+
+        tries = TriesLeft(wordToGuess, guesses);
+
+    } while (tries < 10);
+
+    if (win)
+        cout<<"Congratulations "<<n2<<" won"<<endl;
+    else
+    {
+        cout<<"The word was - "<<wordToGuess<<endl;
+        cout<<"Sorry "<<n2<<" but "<<n1<<" won"<<endl;
+    }
+    system("pause");
+    }
+
+
+    ////////////////////////////////////////////////////////////////////////////////////////////////
+    else if(choice==1)
+    {
+
+    srand(time(0));
+    string guesses;
+    string wordToGuess;
+    ifstream words_file;
+
+    try {
+        words_file.open("words.txt");
+    }
+    catch (...) {//words_file.fail()) {
+        cout <<"Sorry some Error occured " << endl;
+        cout<<"Please try again"<<endl;
+        break;
+    }
+    words_file.close();
+    wordToGuess = LoadRandomWord("words.txt");
+    int tries = 0;
+    bool win = false;
+    do
+    {
+        system("cls"); //replace this line with system("clear"); if you run Linux or MacOS
+        PrintMessage("HANGMAN");
+        DrawHangman(tries);
+        PrintAvailableLetters(guesses);
+        PrintMessage("Guess the word");
+        win =PrintWordAndCheckWin(wordToGuess, guesses);
+
+        if (win)
+            break;
+
+        char x;
+        cout << ">"; cin >> x;
+        if(x>='a' && x<='z')
+        {
+            x=x-32;
+        }
+
+        if (guesses.find(x) == string::npos)
+            guesses += x;
+
+        tries = TriesLeft(wordToGuess, guesses);
+
+    } while (tries < 10);
+
+    if (win)
+        PrintMessage("YOU WON!");
+    else
+        PrintMessage("GAME OVER");
+
+    system("pause");
+    }
+
+    /////////////////////////////////////////////////////////////////////////////////////////////////
+    else if(choice==3)
+    {
+        cout<<"Enter words in the randomniser"<<endl;
+        string s;
+        char ch;
+        ofstream file;
+        file.open("words.txt",ios::app);
+        while(1)
+        {
+            cout<<"Enter-";
+            cin>>s;
+            transform(s.begin(), s.end(), s.begin(), ::toupper);
+            file<<s<<"\n";
+            cout<<"Add new word Y or N"<<endl;
+            cin>>ch;
+            if(ch=='N'|| ch=='n')
+            {
+                break;
+            }
+            else if(ch=='Y'||ch=='y')
+            {
+                continue;
+            }
+            else
+            {
+                cout<<"Wrong choice"<<endl;
+                break;
+            }
+        }
+        file.close();
+    }
+
+    //////////////////////////////////////////////////////////////////////////////////////////////////
+    else if(choice==4)
+    {
+        break;
+    }
+
+    //////////////////////////////////////////////////////////////////////////////////////////////////
+    else
+    {
+        cout<<"Wrong choice"<<endl;
+    }
+    }
+
+}
+};
+
+int main()
+{
+    hangman obj;
+    obj.display();
+    return 0;
+}