//Any necessary imports
import java.util.*;

public class StockTrader
{
	public static void main(String[] args)
	{

		// declare and initialize a Scanner
		Scanner in = new Scanner(System.in);
		// get seed value from user and use it to make the random number
		// generator
		System.out.println("Please enter a seed value [integer]:");
		// you may assume the user inputs an int for the seed
		int seed = in.nextInt();
		in.reset();
		Random rng = new Random(seed);

		// declare and initialize any other needed variables
		int pORNG = 100;
		int pMCRO = 100;
		int pGUUG = 100;
		int sORNG = 0;
		int sMCRO = 0;
		int sGUUG = 0;
		int money = 10000;
		int day = 1;
		int tvalue = sORNG * pORNG + sMCRO * pMCRO + sGUUG * pGUUG + money;


		// begin day loop
		while (day < 12)
		{
			// print daily report
			System.out.println("****************************");
			System.out.println("Day " + day + " - You Currently Have:");
			System.out.println("Money: " + money);
			System.out.println("ORNG Shares: " + sORNG);
			System.out.println("MCRO Shares: " + sMCRO);
			System.out.println("GUUG Shares: " + sGUUG);
			System.out.println("Total Value: " + tvalue);
			System.out.println();
			// begin menu loop

			boolean done = false;
			while(!done)
			{
				// prompt user for their decision (buy, sell, or end turn)
				System.out.println("Would you like to:");
				System.out.println("1. Buy");
				System.out.println("2. Sell");
				System.out.println("3. End your trading");
				String userChoice = in.next();

				while (!userChoice.equals("1") && !userChoice.equals("2") && !userChoice.equals("3"))
				{
					System.out.println("Invalid input; enter 1, 2, or 3.");
					System.out.println("Would you like to:");
					System.out.println("1. Buy");
					System.out.println("2. Sell");
					System.out.println("3. End your trading");
					userChoice = in.next();

				}
				// if user chose buy

				if (userChoice.equals("1"))
				{
					// Start buy loop
					// prompt for which stock to buy
					System.out.println("Which stock would you like to buy?");
					System.out.println("1. Orange Inc.");
					System.out.println("2. Macrosoft");
					System.out.println("3. Guugle");
					String iBuy = in.next();

					while (!iBuy.equals("1") && !iBuy.equals("2") && !iBuy.equals("3"))
					{
						System.out.println("Invalid input; enter 1, 2, or 3.");
						System.out.println("Which stock would you like to buy?");
						System.out.println("1. Orange Inc.");
						System.out.println("2. Macrosoft");
						System.out.println("3. Guugle");
						iBuy = in.next();

					}

					// prompt for how many shares to buy

					System.out.println("Enter how many shares you would like to buy:");

					if (in.hasNextInt())
					{
					int sBuy = in.nextInt();
					// update money and shares count
						if (iBuy.equals("1"))
						{
							int nMoney = pORNG * sBuy;

							while (nMoney > money)
							{
								System.out.println("You don't have that much money.");
								System.out.println("Enter how many shares you would like to buy:");
								sBuy = in.nextInt();
								nMoney = pORNG * sBuy;
							}

							money = money - nMoney;
							sORNG = sORNG + sBuy;

							System.out.println("You now have " + money + " money.");
						}
						else if (iBuy.equals("2"))
						{
							int nMoney = pMCRO * sBuy;

							if (nMoney > money)
							{
								System.out.println("You don't have that much money.");
								System.out.println("Enter how many shares you would like to buy:");
								sBuy = in.nextInt();
							}
							else
							{
								money = money - nMoney;
								sMCRO = sMCRO + sBuy;
							}
							System.out.println("You now have " + money + " money.");
						}
						else if (iBuy.equals("3"))
						{
							int nMoney = pGUUG * sBuy;

							if (nMoney > money)
							{
								System.out.println("You don't have that much money.");
								System.out.println("Enter how many shares you would like to buy:");
								sBuy = in.nextInt();
							}
							else
							{
								money = money - nMoney;
								sMCRO = sMCRO + sBuy;
							}
							System.out.println("You now have " + money + " money.");
						}
					}
					else
					{
						System.out.println("Please enter an integer.");
					}
				}

				// End buy loop
				// if user chose sell
				int iSell = 0;
				if (userChoice.equals("2"))
				{
					// Start sell loop

					// prompt for which stock to sell
					System.out.println("Which stock would you like to sell?");
					System.out.println("1. Orange Inc.");
					System.out.println("2. Macrosoft");
					System.out.println("3. Guugle");
					iSell = in.nextInt();

					// prompt for how many shares to sell
					System.out.println("Enter how many shares you would like to sell:");
					int sSell = in.nextInt();
					// update money and shares count
					if (iSell == 1)
					{
						int nMoney = pORNG * sSell;
						money = money + nMoney;
						sORNG = sORNG - sSell;
						System.out.println("You now have " + money + " money.");
					}
					if (iSell == 2)
					{
						int nMoney = pMCRO * sSell;
						money = money + nMoney;
						sMCRO = sMCRO - sSell;
					}
					if (iSell == 3)
					{
						int nMoney = pGUUG * sSell;
						money = money + nMoney;
						sGUUG = sGUUG - sSell;
					}
					else
					{
						System.err.println("Invalid input; enter 1, 2, or 3.");
						System.out.println("Which stock would you like to buy?");
						System.out.println("1. Orange Inc.");
						System.out.println("2. Macrosoft");
						System.out.println("3. Guugle");
						iSell = in.nextInt();

					}
				}
				// end of loop sell loop
				// if user chose to end turn
				if (userChoice.equals("3"))
				{
					done = true;
				}
			}


		// update data such that menu loop will end

		// end menu loop

		// calculate closing prices for Orange Inc., Macrosoft, and Guugle

		int change = rng.nextInt(2);
		int sChange = (int) (Math.random() * 10) +1;

		if (change == 0)
		{
			pORNG = pORNG + sChange;

			//System.out.println("Orange Inc. Increases by " + sChange);
			//System.out.println("New price is: " + pORNG);
		}
		else
		{
			pORNG = pORNG - sChange;
			//System.out.println("Orange Inc. Decreases " + sChange);
			//System.out.println("New price is: " + pORNG);
		}

		int change2 = rng.nextInt(2);
		int sChange2 = (int) (Math.random() * 10) +1;
		// You need to make all the stocks change mang :|
		if (change2 == 0) {
			pMCRO = pMCRO + sChange2;
			//System.out.println("Macrosoft Increases by " + sChange2);
			//System.out.println("New price is: " + pMCRO);
		}
		else
		{
			pMCRO = pMCRO - sChange2;
			//System.out.println("Macrosoft Decreases by " + sChange2);
			//System.out.println("New price is: " + pMCRO);
		}
		int change3 = rng.nextInt(2);
		int sChange3 = (int) (Math.random() * 10) +1;
		if (change3 == 0)
		{
			pGUUG = pGUUG + sChange3;
			//System.out.println("Guugle Increases by " + sChange3);
			//System.out.println("New price is: " + pGUUG);
		}
		else
		{
			pGUUG = pGUUG - sChange3;
			//System.out.println("Guugle Decreases by " + sChange3);
			//System.out.println("New price is: " + pGUUG);
		}

		// print end of day report
		System.out.println("Day " + day + " - Closing Prices:");
		System.out.println("Money: " + money);
		System.out.println("ORNG Price: " + pORNG);
		System.out.println("MCRO Price: " + pMCRO);
		System.out.println("GUUG Price: " + pGUUG);
		System.out.println("");
		// end of day loop
		day++;
		}
		// print end-of-game report

		if (day == 12)
		{
			System.out.println("*******************");
			System.out.println("*******************");
			System.out.println("End of Game Summary");
			System.out.println("Money: " + money);
			System.out.println("ORNG Shares: " + sORNG);
			System.out.println("MCRO Shares: " + sMCRO);
			System.out.println("GUUG Shares: " + sGUUG);
			System.out.println("Total Value: " + tvalue);
		}
	}
}