#include <iostream>
#include <cstdio>
#include <cstdlib>
using namespace std;

void andrew();
void kaitlin();
void maincmptr();
void mshome();
void other();


string msgx; //For message input
string msgquote = "\"";
string entermsgdirects = "Enter your message you wish to send, then press ENTER to send it:\n";

int main ()
{
    system("title Simple Messenger v2.0 BETA -- Press CTRL + C to exit at any time.");
    system("color 4f");
    int menuinput;
    cout << "Please select a number from the menu to send a message to that computer.\n";
    cout << endl << "1. Andrew\n2. Kaitlin\n3. Main\n4. MSHOME (all computers)\n5. Other (Specify IP or Name)\n6. Exit\n";
    cin >> menuinput;
    switch(menuinput)
    {
                     case 1:
                          {
                                   andrew();
                                   }
                                   break;
                     case 2:
                          {
                                   kaitlin();
                                   }
                                   break;
                     case 3:
                          {
                                   main();
                                   }
                                   break;
                     case 4:
                          {
                                   mshome();
                                   }
                                   break;
                     case 5:
                          {
                                   
                                   other();
                                   }
                                   break;
                     case 6:
                          {
                                   return 0;
                                   }
                                   break;
                     default:
                             {
                                   system("CLS");
                                   cout << "************Invalid Entry. Please Try Again.************\n";
                                   main();
                                   }
                                   break;
    }
    
}

void andrew()
{
     system("CLS");
    cout << entermsgdirects;
    cin.getline(msgx) (std::string&);                                    //get msg to send
    string command("net send /DOMAIN:andrew ");      //string for system()
    string msgquote("\"");
    system ((command + msgx).c_str());              //Puts the string 'command' and the message 'msgx' together
    cout << "Press enter to return to the menu.\n";
    system("pause>NUL");
    system("CLS");
    main();
}

void kaitlin()
{
     cout << entermsgdirects;
     cin >> msgx;
     string command("net send /DOMAIN:kaitlin \"");
     system ((command + msgx + msgquote).c_str());
     cout << "Press enter to return to the menu.\n";
    system("pause>NUL");
    system("CLS");
    main();
    return;
}

void maincmptr()
{
     cout << entermsgdirects;
     cin >> msgx;
     string command("net send /DOMAIN:main \"");
     system ((command + msgx + msgquote).c_str());
    cout << "Press enter to return to the menu.\n";
    system("pause>NUL");
    system("CLS");
    main();
    
}

void mshome()
{
     cout << entermsgdirects;
     cin >> msgx;
     string command("net send /DOMAIN:mshome \"");
     system ((command + msgx + msgquote).c_str());
     cout << "Press enter to return to the menu.\n";
     system("pause>NUL");
     system("CLS");
     main();
    
}

void other()
{
     std::string ip; //For IP address input
     std::string name; // For computer name input
     int iporname;
     cout << "I would like to specify:\n1. An IP address\n2. A computer name\n";
     cin >> iporname;
     switch(iporname)
     {
                     case 1:
                          {
                               cout << "Enter the IP of the computer you wish to send a message to:\n";
                               cin >> ip;
                               cout << entermsgdirects;
                               cin >> msgx;
                               string command("net send ");             //string for system()
                               string nbsp(" ");                                //just a space for the system()
                               system((command + ip + nbsp + msgquote + msgx + msgquote).c_str());         //puts that 'command' string, the 'addr' string, the space, and the message 'msgx' together for the system() call
                               cout << "Press enter to return to the menu.\n";
                               system("pause>NUL");
                               system("CLS");
                               main();    
                            }
                            break;
                     case 2:
                          {
                               cout << "Enter the NAME of the computer you wish to send a message to:\n";
                               cin >> name;
                               cout << entermsgdirects;
                               cin >> msgx;
                               string command("net send /DOMAIN:");             //string for system()
                               string nbsp(" ");                                //just a space for the system()
                               system((command + name + nbsp + msgquote + msgx + msgquote).c_str());         //puts that 'command' string, the 'addr' string, the space, and the message 'msgx' together for the system() call
                               cout << "Press enter to return to the menu.\n";
                               system("pause>NUL");
                               system("CLS");
                               main();    
                          }
                          break;
                     }
                     main();
    
}