import java.util.Scanner;
import java.util.Random;

class game{

	static Scanner jscan = new Scanner(System.in);
	static Random rand = new Random();
	static String choices;
	static boolean home = false;
	static boolean shop = false;
	static boolean outside = false;
	static boolean forest = false;
	static boolean combat = false;
	static boolean buy = false;
	static int dmg;
	static int health = 20;
	static String name;
	static int exp = 0;
	static int totalExp = 0;
	static int coinsDrop;
	static int coins = 0;
	static int lvl = 1;
	static int totalHealth = 20;
	static boolean bossFight = false;
	static boolean forest2 = false;
	static boolean fight = false;
	static boolean bossDead = false;

	public static void main(String[] args){

		System.out.println("\nGOBLIN FOREST\n");
		System.out.print("Name: ");
		name = jscan.nextLine();
		home();
	}

	public static void outside(){
		System.out.println("Location: Town");
		System.out.println("Options: Home, Shop, Forest, Talk");
		choices = jscan.nextLine().toLowerCase();

		while(outside == false){
			if(choices.equals("home")){
				home();
			}else if(choices.equals("shop")){
				shop();
			}else if(choices.equals("forest")){
				forest();
			}else if(choices.equals("talk")){
				System.out.println("\nWoman: Please help us! The goblins won't stop robbing us!");
				System.out.println("Woman: Kill the goblin king and end this!\n");
				outside();
			}else{
				choices = jscan.nextLine().toLowerCase();
			}
		}
	}

	public static void sleep(){

		if(health <= 10){
			health = totalHealth;
			System.out.println("\nYou slept well!");
		}else{
			System.out.println("\nYou don't feel like sleeping right now.");
		}
		home();
	}

	public static void home(){
		System.out.println("\nLocation: Home");
		System.out.println("Options: Leave, Sleep, Character");
		choices = jscan.nextLine().toLowerCase();

		while(home == false){
			if(choices.equals("leave")){
				outside();
			}else if(choices.equals("sleep")){
				sleep();
			}else if(choices.equals("character")){
				System.out.println("Name: " + name + ", Health: " + health + "/" + totalHealth + ", Coins: " + coins + ", Exp points: " + totalExp + ", Level: " + lvl);
				choices = jscan.nextLine().toLowerCase();
			}else{
				choices = jscan.nextLine().toLowerCase();
			}
		}
	}

	public static void shop(){
		System.out.println("\nLocation: Shop");
		System.out.println("Options: Buy, Leave, Talk");
		choices = jscan.nextLine().toLowerCase();

		while(shop == false){
			if(choices.equals("leave")){
				outside();
			}else if(choices.equals("buy")){
				buy();
			}else if(choices.equals("talk")){
				System.out.println("\nShop keeper: I wouldn't go near the goblin king!");
				System.out.println("Shop keeper: That thing can do 150 damage!");
				shop();
			}else{
				choices = jscan.nextLine().toLowerCase();
			}
		}
	}

	public static void forest(){
		System.out.println("\nLocation: Forest");
		System.out.println("Options: Back, Kill, Deeper");
		choices = jscan.nextLine().toLowerCase();

		while(forest == false){
			if(choices.equals("back")){
				outside();
			}else if(choices.equals("kill")){
				goblin();
			}else if(choices.equals("deeper")){
				forest2();
			}else{
				choices = jscan.nextLine().toLowerCase();
			}
		}
	}

	public static void goblin(){
		System.out.println("\nYou spot a goblin! (Level 1)");
		System.out.println("Options: Fight, Run");
		choices = jscan.nextLine().toLowerCase();

		while(combat == false){
			if(choices.equals("fight")){
				combatSystem();
			}else if(choices.equals("run")){
				System.out.println("\nYou ran away!");
				forest();
			}else{
				choices = jscan.nextLine().toLowerCase();
			}
		}
	}

	public static void combatSystem(){
		dmg = rand.nextInt(6);
		health = health - dmg;
		coinsDrop = 2+rand.nextInt(11);

		if(health <= 0){
			System.out.println("\nYou died!");
			System.out.println("You lost the coins.");
			health = totalHealth;
			coins = coins - coins;
			home();
		}else if(health > 0){
			System.out.println("\nYou killed the goblin!");
			System.out.println("It drops " + coinsDrop + " coins!");
			System.out.println("You have " + health + " health left.");
			totalExp += 10;
			exp += 10;
			coins = coins + coinsDrop;
			level();
			forest();
		}
	}

	public static void buy(){
		System.out.println("\nShop keeper: Hello!");
		System.out.println("Options: Health Potion (50 coins), Leave");
		System.out.println("You have " + coins + " coins.");
		choices = jscan.nextLine().toLowerCase();

		while(buy == false){

			if(choices.equals("leave")){
				outside();
			}else if(choices.equals("health potion")){

				if(coins < 50){
					System.out.println("\nNot enough coins!");
					shop();
				}else if(coins >= 50){
					System.out.println("\nYou bought the item.");
					coins = coins - 50;
					System.out.println("\nYou drink the potion... Health increased by 5!");
					totalHealth = totalHealth + 5;
					health = health + 5;
					shop();
				}
			}else{
				choices = jscan.nextLine().toLowerCase();
			}
		}
	}

	public static void level(){
		if(exp == 50){
			lvl = lvl + 1;
			System.out.println("\nYou are now level " + lvl + "!");
			totalHealth = totalHealth + 10;
			exp = -50;
		}
	}

	public static void forest2(){
		System.out.println("\nLocation: Deeper Forest");
		System.out.println("Options: Back, Forward");
		choices = jscan.nextLine().toLowerCase();

		while(forest2 == false){
		if(choices.equals("back")){
			goblin();
		}else if(choices.equals("forward")){
			bossFight();
		}else{
			choices = jscan.nextLine().toLowerCase();
			}
		}
	}

	public static void goblinKing(){
		dmg = 50+rand.nextInt(100);
		health = health - dmg;
		System.out.println("The Goblin King hits you for "+ dmg + " damage!");
		System.out.println("You have " + health + " health left!");

		while(bossDead == false){

			if(health <= 0){
				System.out.println("\nYou died!");
				System.out.println("You lost the coins.");
				health = totalHealth;
				coins = coins - coins;
				home();
			}else if(health > 0){
				System.out.println("\nYou defeated the Goblin King!");
				bossDead = true;
				fight = true;
				theEnd();
			}
		}
	}

	public static void theEnd(){
		System.out.println("\nYou go back to the town with the goblin king's head...");
		System.out.println("Later you're known as King " + name + ".");
		System.out.println("\nThe End");
		System.out.println("Thank you for playing!\n");
		home = true;
		shop = true;
		outside = true;
		forest = true;
		combat = true;
		forest2 = true;
		buy = true;
		bossFight = true;

	}

	public static void bossFight(){
		System.out.println("\nYou see the goblin king! (Level 20)");
		System.out.println("Options: Fight, Run");
		choices = jscan.nextLine().toLowerCase();

		while(fight == false){

			if(choices.equals("run")){
				System.out.println("\nYou ran away!");
				System.out.println("\nGoblin King: Come back, stupid human!");
				forest2();
			}else if(choices.equals("fight")){
				System.out.println("\nGoblin King: Stupid human wants to fight me?!");
				goblinKing();
			}else{
				choices = jscan.nextLine().toLowerCase();
			}
		}
	}
}