Nuke Game

object NuclearProgram extends App {
  //Add different pop deaths for more densely pact countries.
  //Add dicerolls for how much the enemy responds to your attack.
  //Add army possibly.
  //Add more countries.
  //Add scripted events occurring on certain days.
  //Possibly list nuclear armed nations at start so people have an easier time picking.
    var nukes = 0
    var army = 0
    var e_army = 0
    var enemy = ""
    var ply = ""
    var plyrus = false
    var plyusa = false
    var plyfra = false
    var plyuk = false
    var plychi = false
    var n = 0
    var nuke_state = Array("Russia","Soviet Union","United States","US","USA","France","United Kingdom","UK","Britain","China")
    var e_nukes = 0
    var rus_nukes = 39197
    var us_nukes = 23368
    var uk_nukes = 422
    var fra_nukes = 360
    var chi_nukes = 243
    var ruspop = BigInt("277700000")
    var uspop = BigInt("237000000")
    var frapop = BigInt("56830000")
    var ukpop = BigInt("56550000")
    var chipop = BigInt("1051000000")
    var plypop = BigInt("0")
    var nukepop = ruspop + uspop + frapop + ukpop + chipop + plypop
    var vaguepop = BigInt("4840000000")
    var vaguepopend = BigInt("4840000000") - ruspop - uspop - frapop - ukpop - chipop - plypop  //3160920000
    var total_deaths = BigInt("0")
    var ply_deaths = BigInt("0")
    var tooMany = false
    var badName = false
    var cont = false
    var self_nuke = false
    var month = 1
    var year = 1985
    var noNuke = false
    var nukesFired = 0
    var game = true

    def reset = {
        nukes = 0
        army = 0
        e_army = 0
        enemy = ""
        ply = ""
        plyrus = false
        plyusa = false
        plyfra = false
        plyuk = false
        plychi = false
        n = 0
        nuke_state = Array("Russia","Soviet Union","United States","US","USA","France","United Kingdom","UK","Britain","China")
        e_nukes = 0
        rus_nukes = 39197
        us_nukes = 23368
        uk_nukes = 422
        fra_nukes = 360
        chi_nukes = 243
        ruspop = 277700000
        uspop = 237000000
        frapop = 56830000
        ukpop = 56550000
        chipop = 1051000000
        plypop = 0
        nukepop = ruspop + uspop + frapop + ukpop + chipop + plypop
        vaguepop = BigInt("4840000000")
        vaguepopend = BigInt("4840000000") - ruspop - uspop - frapop - ukpop - chipop - plypop  //3160920000
        total_deaths = BigInt("0")
        ply_deaths = BigInt("0")
        tooMany = false
        badName = false
        cont = false
        self_nuke = false
        month = 1
        year = 1985
        noNuke = false
        nukesFired = 0
        game = true
    }
    def nations =   {
        do  {
            ply = readLine();
            if (ply.equalsIgnoreCase("Russia") || ply.equalsIgnoreCase("Soviet Union")) {
                badName = false
                nukes = 39197
                plypop = 277700000
                ruspop = 0
                plyrus = true
                ply = "The Soviet Union"
            }
            else if (ply.equalsIgnoreCase("United States" ) || ply.equalsIgnoreCase("US") || ply.equalsIgnoreCase("USA"))   {
                badName = false
                nukes = 23368
                plypop = 237000000
                uspop = 0
                plyusa = true
                ply = "The United States of America"
            }
            else if (ply.equalsIgnoreCase("France"))    {
                badName = false
                nukes = 360
                plypop = 56830000
                frapop = 0
                plyfra = true
                ply = "France"
            }
            else if (ply.equalsIgnoreCase("UK") || ply.equalsIgnoreCase("United Kingdom") || ply.equalsIgnoreCase("Britain"))   {
                badName = false
                nukes = 422
                plypop = 56550000
                ukpop = 0
                plyuk = true
                ply = "The United Kingdom"
            }
            else if (ply.equalsIgnoreCase("China")) {
                badName = false
                nukes = 243
                plypop = 1051000000
                chipop = 0
                plychi = true
                ply = "China"
            }
            else    {
                badName = true
                println(ply + " is not a nuclear state. Try again.")
            }
    } while (badName == true)
    }
    //This is where the army section would go if I decided to implement it.
    def who_to_nuke =   {
      do    {
          println("Who do you want to nuke?")
          enemy = readLine();
          if (enemy.equalsIgnoreCase(ply))  {
              println("You cannot nuke yourself. Try again.")
              self_nuke = true
          }
          else  {self_nuke = false}
      } while (self_nuke == true)
    if (enemy.equalsIgnoreCase("nobody") || enemy.equalsIgnoreCase("wait")) {
        noNuke = true
        tooMany = false
    }
    else    {
        tooMany = true
    }
      while (tooMany == true)   {
          println("You have " +nukes+ " nuclear weapons.")
          println("How many nukes do you wish to launch?")
          n = readInt();
          enough_nukes;
      }
      if (noNuke == false)  {
          nukes = nukes - n
          nukesFired += n
          println(ply + " attacked " + enemy+ " with " + n + " nuclear weapons.")
     }
    }

    def enough_nukes =  {
      if (n > nukes)    {
          println("You don't have that many nukes! Try again.")
          tooMany = true
      }
      else  {
          tooMany = false
      }
    }

    var r_e = false
    var u_e = false
    var f_e = false
    var b_e = false
    var c_e = false
    def nuked = {
        if (enemy.equalsIgnoreCase(nuke_state(0)) || enemy.equalsIgnoreCase(nuke_state(1))) { //rus
            e_nukes = rus_nukes
            r_e = true;u_e = false;f_e = false;b_e = false;c_e = false;noNuke = false

        }
        else if (enemy.equalsIgnoreCase(nuke_state(2)) || enemy.equalsIgnoreCase(nuke_state(3)) || enemy.equalsIgnoreCase(nuke_state(4)))   { //usa
            e_nukes = us_nukes
            r_e = false;u_e = true;f_e = false;b_e = false;c_e = false;noNuke = false
        }
        else if (enemy.equalsIgnoreCase(nuke_state(5))) { //fra
            e_nukes = fra_nukes
            r_e = false;u_e = false;f_e = true;b_e = false;c_e = false;noNuke = false
        }
        else if (enemy.equalsIgnoreCase(nuke_state(6)) || enemy.equalsIgnoreCase(nuke_state(7)) || enemy.equalsIgnoreCase(nuke_state(8)))   {   //uk
            e_nukes = uk_nukes
            r_e = false;u_e = false;f_e = false;b_e = true;c_e = false;noNuke = false
        }
        else if (enemy.equalsIgnoreCase(nuke_state(9))) {   //chi
            e_nukes = chi_nukes
            r_e = false;u_e = false;f_e = false;b_e = false;c_e = true;noNuke = false
        }
        else    {
          r_e = false;u_e = false;f_e = false;b_e = false;c_e = false;noNuke = false
        }
    }

    def response =  {
      if (r_e == true || u_e == true || f_e == true || b_e == true || c_e == true)  {
          if (e_nukes == 0) {
              println(enemy.capitalize + " has depleted their nuclear stockpile and cannot retaliate.")
              ply_deaths = 0
          }
          else if (n >= e_nukes)    {
              println(enemy.capitalize + " has responded with " + e_nukes + " nuclear attacks.")
              nukesFired += e_nukes
              println()
              ply_deaths = Math.abs(e_nukes * 150000)
              plypop -= ply_deaths
              total_deaths = Math.abs(nukes * 150000)
              if (r_e == true)  {rus_nukes = 0}
              else if (u_e == true) {us_nukes = 0}
              else if (f_e == true) {fra_nukes = 0}
              else if (b_e == true) {uk_nukes = 0}
              else if (c_e == true) {chi_nukes = 0}

          }
          else  {
              println(enemy.capitalize + " has responded with " + n + " nuclear attacks.")
              nukesFired += n
              println()
              e_nukes -= n
              total_deaths = Math.abs(n * 150000) //15880
              ply_deaths = total_deaths
              plypop -= ply_deaths
              if (r_e == true)  {rus_nukes = e_nukes}
              else if (u_e == true) {us_nukes = e_nukes}
              else if (f_e == true) {fra_nukes = e_nukes}
              else if (b_e == true) {uk_nukes = e_nukes}
              else if (c_e == true) {chi_nukes = e_nukes}
          }
      }
      else  {
          println(enemy.capitalize + " has no nuclear weapons and thus cannot retaliate!")
          println()
          ply_deaths = 0
          total_deaths = n * 150000
          vaguepopend -= total_deaths
      }
    }

    def deaths =    {
        if (r_e == true)    { //rus
            ruspop -= total_deaths
            if (ruspop < 0) {total_deaths = 277700000; ruspop = 0}
            else if (n > 28633) {total_deaths = 277700000; ruspop = 0}
            println("Soviet population: " + ruspop + " Enemy casualties: " + total_deaths)
        }
        else if (u_e == true)   { //usa
            uspop -= total_deaths
            if (uspop < 0)  {total_deaths = 237000000; uspop = 0}
            else if (n > 28633) {total_deaths = 237000000; uspop = 0}
            println("American population: " + uspop + " Enemy casualties: " + total_deaths)
        }
        else if (f_e == true)   { //fra
            frapop -= total_deaths
            if (frapop < 0) {total_deaths = 56830000; frapop = 0}
            else if (n > 28633) {total_deaths = 56830000; frapop = 0}
            println("French population: " + frapop + " Enemy casualties: " + total_deaths)
        }
        else if (b_e == true)   {   //uk
            ukpop -= total_deaths
            if (ukpop < 0)  {total_deaths = 56550000; ukpop = 0}
            else if (n > 28633) {total_deaths = 56550000; ukpop = 0}
            println("United Kingdom population: " + ukpop + " Enemy casualties: " + total_deaths)
        }
        else if (c_e == true)   {   //chi
            chipop -= total_deaths
            if (chipop < 0) {total_deaths = 1051000000; chipop = 0}
            else if (n > 28633) {total_deaths = 1051000000; chipop = 0}
            println("Chinese population: " + chipop + " Enemy casualties: " + total_deaths)
        }
        else    {
            println("Enemy population and casualties could not be determined.")
            println("Theoretical casualties are up to " + total_deaths)
        }
        if  (plypop < 0 && plyrus == true)  {ply_deaths = 277700000; plypop = 0}
        else if (plypop < 0 && plyusa == true)  {ply_deaths = 237000000; plypop = 0}
        else if (plypop < 0 && plyfra == true)  {ply_deaths = 56830000; plypop = 0}
        else if (plypop < 0 && plyuk == true)   {ply_deaths = 56550000; plypop = 0}
        else if (plypop < 0 && plychi == true)  {ply_deaths = 1051000000; plypop = 0}
        println("Your population: " + plypop + " Your casualties: " + ply_deaths)
    }

    def cont_nuke = {
        if (nukes == 0) {
            println("No more nuclear weapons in stockpile. Operations discontinued. Press enter to continue.")
            cont = false
            game = false
            readLine();
        }
        else if (plypop == 0)   {
            println("Everybody in your country is dead! There is no way to launch any more nuclear weapons.")
            cont = false
            game = false
        }
        else    {
            println("Continue nuclear operations? Y/N.")
            var response = readLine();
            if (response.equalsIgnoreCase("Y")) {cont = true;month += 1;monthcheck;}
            else    {cont = false;game = false}
        }
    }
    def monthcheck =    {
        if (month > 12) {
          month = 1
          year += 1
        }
        else    {}
    }
    //start
    def play    {
        var i = 0
        println("The date is 1/"+month+"/"+year+ ". The world is in the middle of a nuclear war.")
        println("Enter a nuclear armed nation's name to play as.")
        nations;
        do  {
            if (i > 0)  {
                println("The date is 1/"+month+"/"+year+".")
            }
            i += 1
                    who_to_nuke;
            if (noNuke == false)    {
                nuked;
                response;
                deaths;
            }
            else    {
                println("No nuclear weapons exchanged.")
            }
            cont_nuke;
        } while (cont == true)
    }
    play;
    var nukepopend = ruspop + uspop + frapop + ukpop + chipop + plypop
    vaguepopend = vaguepopend + (ruspop + uspop + frapop + ukpop + chipop + plypop)
    var world_deaths = vaguepop - vaguepopend
    println("Type in a command to view statistics and other information. (Type 'help' to see a list of commands)")
    var repeat = true
    do  {
        var stats = readLine();
        if (stats.equalsIgnoreCase("help")) {
            println("'help': Displays this menu.")
            println("'population': Displays statistics on the world populations.")
            println("'nukes': Displays statistics on nukes fired and casualties.")
            println("'replay': Re-sets all game statistics, restarts the game, and allows you to pick a new country.")
            println("'terminate': Terminates the program.")
        }
        else if (stats.equalsIgnoreCase("population"))  {
            println("           Population Statistics               ")
            println("Original population of all nuclear powers: " +nukepop)
            println("Current population of all nuclear powers: " +nukepopend)
            println("Original population of the world: " +vaguepop)
            println("Current population of the world: " +vaguepopend)
        }
        else if (stats.equalsIgnoreCase("nukes"))   {
            println(("         Nuclear Statistics         "))
            println("There have been "+nukesFired+" nuclear weapons fired.")
            println("They have resulted in "+world_deaths+" deaths.")
        }
        else if (stats.equalsIgnoreCase("replay"))  {
          repeat = true
          reset;
          game = true
          do    {play;} while (game == true)
          println("Type in a command to view statistics and other information. (Type 'help' to see a list of commands)")
        }
        else if (stats.equalsIgnoreCase("terminate"))   {
            repeat = false;
            println("Program termianted.")
        }
        else    {
            println("Invalid command.")
        }
    } while (repeat == true)
    //4.84 Billion = TOTAL WORLD POP EVERY COUNTRY
}