/**
 * Author: Josiah Yoder et al.
 * Class: SE1011-011
 * Date: 10/30/13 8:44 AM
 * Lesson: Week 7, Day 1
 *
 * This program relies on the Die class, which you wrote for Lab7.
 * See http://msoe.us/taylor/se1011/Lab7 for the UML diagram and specification.
 */
import javax.swing.JOptionPane;

public class Lab7State051_8_3 {
    int enemy=15;
    int health=15;
    int enemyRoll;
    int playerRoll;
    String input;
    Die enemyHit=new Die(100);
    Die hitChance=new Die(100);
    Die enemyAI=new Die(2);
    
    public void playGame() {

        JOptionPane.showMessageDialog(null, "RULES:\n" +
                "Attacking allows for a greater chance to damage the enemy\n" +
                "(successful hit with attack does 3 additional damage, unsuccessful hit takes 2 additional damage)\n" +
                "Defending allows for a chance to defend yourself\n" +
                "(successful hit with defend while opponent is in attack mode does 0 additional damage)\n" +
                "(unsuccessful defend negates 2 damage from attacker)\n" +
                "At the end of the turn the entity with the higher roll wins and damage values are added\n" +
                "Ex: Player defends and gets higher roll, Comp attacks and has lower roll\n" +
                "-Result---> Player gives 0 damage to Comp for defending + 2 damage for the Comp attacking\n" +
                "If both are defending the one with the higher roll will do one damage to the other\n" +
                "If both are attacking and the number is equal, both take 1 damage\n" +
                "If both are defending and the number is equal, neither take damage\n" +
                "If one is defending and the number is equal, the attacker takes 1 damage");
        JOptionPane.showMessageDialog(null, "Welcome to Shootout, press OK to begin.");

        while(this.enemy>=1&&this.health>=1){

            /*
             * Attacking allows for a greater chance to damage the enemy
             * (successful hit with attack does 3 additional damage, unsuccessful hit takes 2 additional damage)
             * Defending allows for a chance to defend yourself
             * (successful hit with defend while the opponent is in attack mode does 0 additional damage)
             * (unsuccessful defend negates 2 damage from attacker)
             * At the end of the turn the entity with the higher roll wins and damage values are added
             * Ex: Player defends and gets higher roll, Comp attacks and has lower roll
             * -Result---> Player gives 0 damage to Comp for defending + 2 damage for the Comp attacking
             * If both are defending the one with the higher roll will do one damage to the other
             * If both are attacking and the number is equal, both take 1 damage
             * If both are defending and the number is equal, neither take damage
             * If one is defending and the number is equal, the attacker takes 1 damage
             */
            this.input=JOptionPane.showInputDialog(null, "Enter 1 for attack, 2 for defense.");

            if(Integer.parseInt(this.input)==1){ //player attacks
                if(this.enemyAI.roll()==1){ //enemy attacks
                    this.playerAttacksEnemyAttacks();
                }

                else{ //enemy defends
                    this.playerAttacksEnemyDefends();
                }

                if(this.enemy<0) this.enemy=0;
                if(this.health<0) this.health=0;

                JOptionPane.showMessageDialog(null, "You have " + this.health + " health left and\n" +
                        "the enemy has " + this.enemy + " health left.");
            }

            else if(Integer.parseInt(this.input)==2){ //player defends
                if(this.enemyAI.roll()==1){ //enemy attacks
                    this.playerDefendsEnemyAttacks();
                }

                else{ //enemy defends
                    this.playerDefendsEnemyDefends();
                }

                if(this.enemy<0) this.enemy=0;
                if(this.health<0) this.health=0;

                JOptionPane.showMessageDialog(null, "You have " + this.health + " health left and\n" +
                        "the enemy has " + this.enemy + " health left.");
            }

            else{ //invalid entry
                JOptionPane.showMessageDialog(null, "Please input a valid entry!");
            }
        }

        if(this.enemy<=0&&this.health>0){ //player wins
            JOptionPane.showMessageDialog(null, "You win!");
        }

        else if(this.enemy>0&&this.health<=0){ //enemy wins
            JOptionPane.showMessageDialog(null, "You lose!");
        }

        else{ //draw (enemy<=0&&health<=0)
            JOptionPane.showMessageDialog(null, "It's a draw!");
        }
    }

    public void playerAttacksEnemyAttacks() {

        JOptionPane.showMessageDialog(null, "The enemy attacks!");

        rollDiceForConflict();

        JOptionPane.showMessageDialog(null, "The enemy rolls " + enemyRoll + " and you roll a " + playerRoll + ".");

        updateHitPoints(5,5,1,1);
    }

    private void rollDiceForConflict() {
        enemyRoll=enemyHit.roll();
        playerRoll=hitChance.roll();
    }

    public void playerAttacksEnemyDefends() {
        JOptionPane.showMessageDialog(null, "The enemy defends!");

        rollDiceForConflict();

        JOptionPane.showMessageDialog(null, "The enemy rolls " + enemyRoll + " and you roll a " + playerRoll + ".");

        updateHitPoints(2,1,1,0);
    }

    public void playerDefendsEnemyAttacks() {
        JOptionPane.showMessageDialog(null, "The enemy attacks!");

        rollDiceForConflict();

        JOptionPane.showMessageDialog(null, "The enemy rolls " + enemyRoll + " and you roll a " + playerRoll + ".");

        updateHitPoints(1,2,0,1);
    }

    public void playerDefendsEnemyDefends() {

        JOptionPane.showMessageDialog(null, "The enemy defends!");

        rollDiceForConflict();

        JOptionPane.showMessageDialog(null, "The enemy rolls " + enemyRoll + " and you roll a " + playerRoll + ".");

        updateHitPoints(1,1,0,0);
    }

    private void updateHitPoints(int healthLoss, int enemyLoss, int tieHealthLoss, int tieEnemyLoss) {
        if(enemyRoll>playerRoll){ //enemy wins roll
            health-=healthLoss;
            JOptionPane.showMessageDialog(null, "The enemy hits you for "+healthLoss+" damage!");
        }

        else if (enemyRoll<playerRoll){ //player wins roll
            enemy-=enemyLoss;
            JOptionPane.showMessageDialog(null, "You hit the enemy for "+enemyLoss+" damage!");
        }

        else{ //rolls tie
            health-=tieHealthLoss;
            enemy-=tieEnemyLoss;
            JOptionPane.showMessageDialog(null, "You hit the enemy for "+tieEnemyLoss+" damage and the enemy hits you for "+tieHealthLoss+" damage!");
        }
    }
}