BattleSystem2.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.SceneManagement;

public enum BattleState2 { START, PLAYERTURN, ENEMYTURN, WON, LOST }
public class BattleSystem2 : MonoBehaviour
{

    public GameObject playerPrefab;
    public GameObject enemyPrefab;

    public Transform playerBattleStation;
    public Transform enemyBattleStation;

    Unit playerUnit;
    Unit enemyUnit;

    public float speed = 5f;

    public Animator animator;
    public Animator Eanimator;

    public Text dialogueText;

    public BattleHUD playerHUD;
    public BattleHUD enemyHUD;

    public BattleState state;

    void Start()
    {
        state = BattleState.START;
        StartCoroutine(SetupBattle());
    }

    IEnumerator SetupBattle()
    {
        playerPrefab.SetActive(false);
        GameObject playerGO = playerPrefab;
        playerPrefab.SetActive(true);
        playerUnit = playerGO.GetComponent<Unit>();

        enemyPrefab.SetActive(false);
        GameObject enemyGO = enemyPrefab;
        enemyPrefab.SetActive(true);
        enemyUnit = enemyGO.GetComponent<Unit>();

        dialogueText.text = "A hostile " + enemyUnit.unitName + " approaches...";

        playerHUD.SetHUD(playerUnit);
        enemyHUD.SetHUD(enemyUnit);

        yield return new WaitForSeconds(.5f);

        state = BattleState.PLAYERTURN;
        StartCoroutine(PlayerTurn());
    }



    IEnumerator EnemyTurn()
    {
        dialogueText.text = enemyUnit.unitName + "'s turn";
        yield return new WaitForSeconds(1.5f);
        float i = Random.Range(0f, 10f);
        if (i <= 8)
        {
            dialogueText.text = enemyUnit.unitName + " attacks!";
            //Animation wait time
            yield return new WaitForSeconds(.5f);
            enemyPrefab.transform.Translate(speed * 1, 0, 0);
            Eanimator.SetBool("E_Attack", true);
            bool isDead = playerUnit.TakeDamage(enemyUnit.damage);
            playerHUD.SetHP(playerUnit.currentHP);
            animator.SetBool("Hurt", true);
            yield return new WaitForSeconds(1.2f);
            animator.SetBool("Hurt", false);
            Eanimator.SetBool("E_Attack", false);
            enemyPrefab.transform.Translate(-speed, 0, 0);





            if (isDead)
            {
                animator.SetBool("Dead", true);
                yield return new WaitForSeconds(2.1f);
                state = BattleState.LOST;
                EndBattle();
            }
            else
            {
                state = BattleState.PLAYERTURN;
                StartCoroutine(PlayerTurn());
            }
        }

        //Healing
        else
        {
            animator.SetBool("E_Heals", true);
            yield return new WaitForSeconds(1.5f);
            animator.SetBool("E_Heals", false);
            dialogueText.text = enemyUnit.unitName + " heals!";
            enemyUnit.Heal(10);
            enemyHUD.SetHP(enemyUnit.currentHP);
            yield return new WaitForSeconds(1.5f);
            animator.SetBool("E_Heals", false);

            state = BattleState.PLAYERTURN;
            StartCoroutine(PlayerTurn());
        }
    }




    IEnumerator PlayerTurn()
    {

        dialogueText.text = "Choose an action:";
        yield return new WaitForSeconds(1f);
    }



    //Player Options 
    public void OnAttackButton()
    {
        if (state != BattleState.PLAYERTURN)
            return;
        StartCoroutine(PlayerAttack());
    }



    IEnumerator PlayerAttack() //QuickAttack
    {

        //Run to enemy
        playerPrefab.transform.Translate(speed * 1, 0, 0);
        dialogueText.text = "quick attack!";
        animator.SetBool("QuickAttack", true);
        yield return new WaitForSeconds(.50f);

        //Tackle Enemy
        bool isDead = enemyUnit.TakeDamage(playerUnit.damage);
        dialogueText.text = "The quick attack is successful!";
        enemyHUD.SetHP(enemyUnit.currentHP);
        Eanimator.SetBool("E_Hurt", true);
        yield return new WaitForSeconds(.51f);
        Eanimator.SetBool("E_Hurt", false);

        //return
        animator.SetBool("QuickAttack", false);
        playerPrefab.transform.Translate(-speed, 0, 0);
        yield return new WaitForSeconds(1f);

        //check if enemy dead
        if (isDead)
        {
            Eanimator.SetBool("E_Dead", true);
            yield return new WaitForSeconds(1.5f);

            state = BattleState.WON;
            EndBattle();
        }

        else
        {
            state = BattleState.ENEMYTURN;
            StartCoroutine(EnemyTurn());
        }

    }

    public void OnAttack2Button()
    {
        if (state != BattleState.PLAYERTURN)
            return;

        StartCoroutine(PlayerAttack2());
    }

    IEnumerator PlayerAttack2() //Tackle
    {
        //Run to Enemy
        playerPrefab.transform.Translate(speed * 1, 0, 0);
        dialogueText.text = "Tackle!";
        //swing


        animator.SetBool("Tackle", true);



        yield return new WaitForSeconds(1.5f);
        Eanimator.SetBool("E_Hurt", true);
        yield return new WaitForSeconds(.51f);

        Eanimator.SetBool("E_Hurt", false);
        animator.SetBool("Tackle", false);
        //Stop Swinging and reuturn
        playerPrefab.transform.Translate(-speed, 0, 0);




        //see if hit or miss
        float i = Random.Range(0, 10);
        if (i <= 8)

        {
            //Damage enemy
            bool isDead = enemyUnit.TakeDamage(playerUnit.damage2);
            enemyHUD.SetHP(enemyUnit.currentHP);
            dialogueText.text = "The Tackle is successful!";
            yield return new WaitForSeconds(1f);

            //check if enemy dead
            if (isDead)
            {
                Eanimator.SetBool("E_Dead", true);
                yield return new WaitForSeconds(1.5f);
                state = BattleState.WON;
                EndBattle();
            }

            else
            {
                state = BattleState.ENEMYTURN;
                StartCoroutine(EnemyTurn());
            }
        }

        else
        {
            bool isDead = enemyUnit.TakeDamage(playerUnit.damage0);
            yield return new WaitForSeconds(.10f);
            dialogueText.text = "The Tackle did no damage";
            yield return new WaitForSeconds(1f);

            //check if enemy dead
            if (isDead)
            {
                Eanimator.SetBool("E_Dead", true);
                yield return new WaitForSeconds(1.5f);
                state = BattleState.WON;
                EndBattle();
            }

            else
            {
                state = BattleState.ENEMYTURN;
                StartCoroutine(EnemyTurn());
            }
        }


    }

    public void OnAttack3Button()
    {
        if (state != BattleState.PLAYERTURN)
            return;

        StartCoroutine(PlayerAttack3());
    }

    IEnumerator PlayerAttack3() //Fury Swipe
    {
        //Damage enemy
        //Run to Enemy
        playerPrefab.transform.Translate(speed * 1, 0, 0);
        dialogueText.text = "Fury Swipes!";
        yield return new WaitForSeconds(.50f);
        animator.SetBool("FurySwipe", true);

        //animate here

        //1
        Eanimator.SetBool("E_Hurt", true);
        yield return new WaitForSeconds(.50f);
        Eanimator.SetBool("E_Hurt", false);

        yield return new WaitForSeconds(.50f);

        //2
        Eanimator.SetBool("E_Hurt", true);
        yield return new WaitForSeconds(.50f);
        Eanimator.SetBool("E_Hurt", false);

        yield return new WaitForSeconds(.50f);

        //3
        Eanimator.SetBool("E_Hurt", true);
        yield return new WaitForSeconds(.50f);
        Eanimator.SetBool("E_Hurt", false);

        yield return new WaitForSeconds(.50f);

        //4
        Eanimator.SetBool("E_Hurt", true);
        yield return new WaitForSeconds(.50f);
        Eanimator.SetBool("E_Hurt", false);





        yield return new WaitForSeconds(1f);


        dialogueText.text = "The  attack was successful!";
        bool isDead = enemyUnit.TakeDamage(Random.Range(5, 15));
        enemyHUD.SetHP(enemyUnit.currentHP);
        animator.SetBool("FurySwipe", false);
        playerPrefab.transform.Translate(-speed, 0, 0);


        yield return new WaitForSeconds(1f);

        //check if enemy dead
        if (isDead)
        {
            Eanimator.SetBool("E_Dead", true);
            yield return new WaitForSeconds(1.5f);
            state = BattleState.WON;
            EndBattle();
        }

        else
        {
            state = BattleState.ENEMYTURN;
            StartCoroutine(EnemyTurn());
        }

    }

    public void OnHealButton()
    {
        if (state != BattleState.PLAYERTURN)
            return;
        StartCoroutine(PlayerHeal());
    }

    IEnumerator PlayerHeal() //Heal
    {
        yield return new WaitForSeconds(.5f);
        playerUnit.Heal(10);
        playerHUD.SetHP(playerUnit.currentHP);
        animator.SetBool("Heal", true);
        yield return new WaitForSeconds(1.75f);
        dialogueText.text = "You feel renewed strength!";
        animator.SetBool("Heal", false);
        state = BattleState.ENEMYTURN;
        yield return new WaitForSeconds(1f);
        StartCoroutine(EnemyTurn());

    }


    void EndBattle()
    {
        //change state
        if (state == BattleState.WON)
        {
            dialogueText.text = "Victory!";
            SceneManager.LoadScene("2D_4Battle");
        }

        else if (state == BattleState.LOST)
        {
            dialogueText.text = "You lost!";
            SceneManager.LoadScene("GameOver");
        }

    }
}