using UnityEngine;
using UnityEditor;

public class Class10 : MonoBehaviour {
    [MenuItem("MyMenu/Class10")]
    static void Main()
    {
        Debug.Log("Class10 Main()");
    }
}

using UnityEngine;
using UnityEditor;
using System.Collections.Generic;

public class Class10 : MonoBehaviour
{
    [MenuItem("MyMenu/Class10")]
    static void Main()
    {
        Debug.Log("Class10 Main()");

		Debug.Log("Number of enemies: " + Enemy.EnemyCount());
		Enemy e1 = new Enemy();
		e1.hp = 100;
		e1.TakeDamage(10);
		Debug.Log("e1 hp: " + e1.hp);
        Debug.Log("Number of enemies: " + Enemy.EnemyCount());

        ToughEnemy e2 = new ToughEnemy();
		ToughEnemy e3 = e2;
        e2.hp = 100;
        e2.TakeDamage(10);
        Debug.Log("e2 hp: " + e2.hp);
        Debug.Log("Number of enemies: " + Enemy.EnemyCount());

		e3.TakeDamage(100);
        Debug.Log("e2 hp: " + e2.hp);

		Enemy.PrintAllHealth();


		// Shapes
		Debug.Log("Shapes");

        Shape fig1 = new Square(4.3f);
        fig1.Draw();
        Debug.Log("Area of fig1: " + fig1.Area());
        Debug.Log("Corners of fig1: " + fig1.NumberOfCorners());
		Debug.Log(fig1 is Square);

        Shape fig2 = new Circle(4.3f);
        fig2.Draw();
        Debug.Log("Area of fig2: " + fig2.Area());
        Debug.Log("Corners of fig2: " + fig2.NumberOfCorners());

        // Rock paper scissors

        Sign a1 = new Rock();
        Sign a2 = new Paper();
        Sign a3 = new Rock();

        Sign b1 = new Paper();
        Sign b2 = new Scissors();
        Sign b3 = new Rock();

		int pointsA = 0;
		int pointsB = 0;

		if (a1.Beats(b1))
			pointsA++;
		else if (b1.Beats(a1))
			pointsB++;

        if (a2.Beats(b2))
            pointsA++;
        else if (b2.Beats(a2))
            pointsB++;

        if (a3.Beats(b3))
            pointsA++;
        else if (b3.Beats(a3))
            pointsB++;

		Debug.Log("Player A points: "+ pointsA);
		Debug.Log("Player B points: "+ pointsB);


		// Hero time

		Hero hero = new Hero();

		Item key = new Item("key", 0.02f);
		Item mace = new Weapon("mace", 12, 20);
		Item cheesburger = new Item("cheesburger", 30);
		Item sword = new Weapon("sword", 20, 100);

		hero.DoDamage();
		hero.PickUp(key);
        hero.DoDamage();
        hero.PickUp(mace);
        hero.DoDamage();
        hero.PickUp(cheesburger);
        hero.DoDamage();
        hero.PickUp(sword);
        hero.DoDamage();
    }
}

class Enemy {
	public int hp;
	private static int numberOfEnemies = 0;
	private static List<Enemy> enemies = new List<Enemy>();

	public Enemy()
	{
		numberOfEnemies += 1;
		enemies.Add(this);
	}

	public void TakeDamage(int damage)
	{
		hp -= damage;
	}

	public static int EnemyCount()
	{
		return numberOfEnemies;
	}

	public static void PrintAllHealth()
	{
		int n = 0;
		foreach (Enemy e in enemies)
		{
			Debug.Log("Enemy number " + n + " health is: " + e.hp);
			n += 1;
		}
	}
}

class ToughEnemy : Enemy {
	new public void TakeDamage(int damage)
	{
		damage = damage / 2;
		base.TakeDamage(damage);
	}
}

abstract class Shape {
	public abstract void Draw();
	public abstract float Area();
	public abstract int NumberOfCorners();
}

class Square : Shape {
	public float a; // Kraštinės ilgis

	public Square(float a)
	{
		this.a = a;
	}

	public override void Draw()
	{
		Debug.Log("▢");
	}

	public override float Area()
	{
		return a * a;
	}

	public override int NumberOfCorners()
	{
		return 4;
	}
}

class Circle : Shape {
	public float radius;

	public Circle(float radius)
	{
		this.radius = radius;
    }

    public override void Draw()
    {
        Debug.Log("○");
    }

    public override float Area()
    {
        return radius * radius * Mathf.PI;
    }

    public override int NumberOfCorners()
    {
        return 0;
    }
}

abstract class Sign {
	public abstract string Name();
	public abstract bool Beats(Sign other);
}

class Rock : Sign {
	public override string Name()
	{
		return "rock";
	}

	public override bool Beats(Sign other)
	{
		return other.Name() == "scissors";
	}
}

class Paper : Sign {
    public override string Name()
    {
        return "paper";
    }

	public override bool Beats(Sign other)
	{
		return other is Rock;
	}
}

class Scissors : Sign {
    public override string Name()
    {
        return "scissors";
    }

	public override bool Beats(Sign other)
	{
		return other is Paper;
	}
}

class Hero
{
	float maxInventoryWeight = 50;
	float currentInventoryWeight = 0;
	float baseDamage = 4;
	Weapon currentWeapon = null;
	// List<Item> inventory = new List<Item>();

	public void PickUp(Item item)
	{
		if (currentInventoryWeight + item.weight > maxInventoryWeight)
		{
			Debug.Log("Can't pick up " + item.name);
			return;
		}

		currentInventoryWeight += item.weight;
		Debug.Log("Picked up " + item.name);

		if (item is Weapon)
			currentWeapon = (Weapon)item;
	}

	public void DoDamage()
	{
		float damage = baseDamage;
		if (currentWeapon != null)
			damage += currentWeapon.damage;

		Debug.Log("Hero deals " + damage + " damage");
	}
}

class Item
{
	public string name;
	public float weight;

	public Item(string name, float weight)
	{
		this.name = name;
		this.weight = weight;
	}
}

class Weapon : Item
{
	public float damage;

	public Weapon(string name, float weight, float damage) : base(name, weight)
	{
		this.damage = damage;
	}
}