more enemy stuff

Assets/Scripts/Entities/Enemy/BossRange.cs

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+using System;
+using UnityEngine;
+
+public class BossRange : MonoBehaviour
+{
+    private void OnTriggerEnter2D(Collider2D other)
+    {
+        if (other.CompareTag(tag))
+        {
+            EnemySpawner.instance.StartBoss();
+            gameObject.SetActive(false);   
+        }
+    }
+}

Assets/Scripts/Entities/Enemy/BossRange.cs.meta

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+fileFormatVersion: 2
+guid: 4b504e72f3e510d93bbb892b7ce53bbe

Assets/Scripts/Entities/Enemy/Enemy.cs

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+using System;
+using Core.Extensions;
+using UnityEngine;
+using System.Collections.Generic;
+using Random = UnityEngine.Random;
+
+public class Enemy : Entity
+{
+    [System.Serializable]
+    public class Ability
+    {
+        public EnemyAbility ability;
+        public float currentCooldown;
+    }
+    [Header("Targetting")]
+    public Entity closestTarget;
+    public float engagementRange;
+    public bool detectedPlayer = false;
+    [Header("Direction")]
+    public float acceleration;
+    public Transform[] possibleDirections;
+    public float forwardPercent;
+    public float strafePercent;
+    private float xSign = -1f;
+    private float ySign = 1f;
+    
+    [System.Serializable]
+    public class UpgradeDrop
+    {
+        public AbilityUpgrade droppedUpgrade;
+        public float chance;
+    }
+    [Header("Drops")]
+    public List<UpgradeDrop> possibleDrops = new();
+    [SerializeField] private UpgradePickup pickupObject;
+    
+    [Header("Abilities")]
+    [SerializeField] private Ability[] allAbilities;
+    private void Start()
+    {   
+        if (Random.Range(0f, 2f) > 1f)
+        {
+            xSign = -xSign;
+            ySign = -ySign;
+        }
+    }
+
+    private void Update()
+    {
+        if (detectedPlayer)
+        {
+            Ability foundAbility = null;
+            foreach (Ability availableAbility in allAbilities)
+            {
+                if (foundAbility == null && availableAbility.currentCooldown <= 0)
+                {
+                    foundAbility = availableAbility;
+                }
+                else if (availableAbility.currentCooldown > 0)
+                {
+                    availableAbility.currentCooldown -= Time.deltaTime;
+                }
+            }
+            if (foundAbility != null)
+            {
+                foundAbility.ability.UseAbility(closestTarget, this);
+                foundAbility.currentCooldown = foundAbility.ability.cooldown;
+            }
+        }
+    }
+
+    protected override void FixedUpdate()
+    {
+        if (!detectedPlayer && Vector3.Distance(transform.position, closestTarget.transform.position) < engagementRange)
+        {
+            detectedPlayer = true;
+        }
+        if (stalled || !closestTarget || !detectedPlayer)
+        {
+            rb.VelocityTowards(Vector2.zero.ScaleToMagnitude(speed), acceleration);
+        }
+        else
+        {
+            Vector2 directionToTarget = (closestTarget.transform.position - transform.position).normalized;
+            Vector2 directionToMove = directionToTarget;
+            float currentHighestScore = float.NegativeInfinity;
+            Vector2 strafeDirection = new Vector3(directionToTarget.y * ySign, directionToTarget.x * xSign);
+            foreach (Transform direction in possibleDirections)
+            {
+                Vector3 directionToPoint = (direction.position - transform.position).normalized;
+                float forwardScore = Vector3.Dot(directionToPoint, directionToTarget);
+                float strafeScore = Vector3.Dot(directionToPoint, strafeDirection);
+                float finalScore = (forwardScore * forwardPercent) + (strafeScore * strafePercent);
+                //Debug.Log($"Forward: {forwardScore} Strafe: {strafeScore} Final: {finalScore}");
+                if (finalScore > currentHighestScore)
+                {
+                    //Debug.Log($"{finalScore} is higher than current score: {currentHighestScore}");
+                    currentHighestScore = finalScore;
+                    directionToMove = directionToPoint;
+                }
+            }
+            rb.VelocityTowards(directionToMove.ScaleToMagnitude(speed), acceleration);
+            FlipSprite(directionToMove);
+        }
+    }
+    protected override void OnKillEffects()
+    {
+        Destroy(gameObject);
+        foreach (UpgradeDrop drop in possibleDrops)
+        {
+            DropUpgrade(drop);
+        }
+    }
+
+    protected virtual void DropUpgrade(UpgradeDrop drop)
+    {
+        float random = Random.Range(0, 100);
+        {
+            if (random < drop.chance) //just so it matches up with the number. 80 chance means 80 percent? idk but less than 80 lol
+            {
+                UpgradePickup newPickup = Instantiate(pickupObject, transform.position, Quaternion.identity);
+                newPickup.upgradeDropped = drop.droppedUpgrade;
+            }
+        }
+    }
+}

Assets/Scripts/Entities/Enemy/Enemy.cs.meta

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+fileFormatVersion: 2
+guid: d2f63beb11592bee5a56b820466a852d

Assets/Scripts/Entities/Enemy/EnemyFireBullet.cs

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+using UnityEngine;
+
+[CreateAssetMenu(fileName = "New Enemy Projectile Ability", menuName = "EnemyAbilities/FireBullet")]
+public class EnemyFireBullet : EnemyAbility
+{
+    public enum FireMode {Angled, Offset};
+    [Header("Projectile")]
+    public FireMode fireMode = FireMode.Offset;
+    public Vector2 offset;
+    public float angle;
+    public int projectileCount;
+    public int pierceAmount;
+    public float projectileSpeed;
+    public float bulletLifetime;
+    public float accuracy;
+    public Projectile projectile;
+
+    public override void UseAbility(Entity target, Enemy owner)
+    {
+        for (int i = 0; i < projectileCount; i++)
+        {
+            Projectile newProjectile = Instantiate(projectile, owner.transform.position, Quaternion.identity);
+            newProjectile.RotateToTarget(target.transform.position);
+            if (fireMode == FireMode.Offset && projectileCount > 1)
+            {
+                newProjectile.transform.position += new Vector3(Random.Range(-offset.x, offset.x), Random.Range(-offset.y, offset.y));
+            }
+            newProjectile.pierceAmount = pierceAmount;
+            newProjectile.damage = power;
+            newProjectile.speed = projectileSpeed;
+            newProjectile.lifetime = bulletLifetime;
+            newProjectile.transform.Rotate(0, 0, Random.Range(-accuracy, accuracy));
+            newProjectile.tag = owner.tag;
+        }
+    }
+}

Assets/Scripts/Entities/Enemy/EnemyFireBullet.cs.meta

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+fileFormatVersion: 2
+guid: 0c76701d260732d13a1beca8945ac458

Assets/Scripts/Entities/Enemy/EnemySpawner.cs

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+using System;
+using System.Collections.Generic;
+using UnityEngine;
+using Random = UnityEngine.Random;
+
+public class EnemySpawner : MonoBehaviour
+{
+    #region Statication
+
+    public static EnemySpawner instance;
+
+    private void Awake()
+    {
+        if (instance != null && instance != this)
+        {
+            Destroy(gameObject);
+            return;
+        }
+        instance = this;
+    }
+
+    #endregion
+    
+    [Header("Enemies")]
+    public bool canSpawn = true;
+    public Enemy[] enemiesToSpawn;
+    public List<Transform> spawnPoints;
+    public float spawnRate;
+    [SerializeField] private float currentSpawnTime;
+    [Header("Boss")]
+    public Enemy bossEnemy;
+    public Transform bossSpawnPoint;
+    [Header("Cache")]
+    [SerializeField] private Transform enemyFolder;
+    [SerializeField] private Marisa player;
+    private void Update()
+    {
+        if (canSpawn)
+        {
+            currentSpawnTime -= Time.deltaTime;
+            if (currentSpawnTime < 0)
+            {
+                currentSpawnTime = spawnRate;
+                SpawnEnemy(enemiesToSpawn[Random.Range(0, enemiesToSpawn.Length)], spawnPoints[Random.Range(0, spawnPoints.Count)].position);
+            }
+        }
+    }
+
+    public void SpawnEnemy(Enemy enemy, Vector3 location)
+    {
+        Enemy newEnemy = Instantiate(enemy, location, Quaternion.identity);
+        newEnemy.transform.SetParent(enemyFolder);
+        newEnemy.closestTarget = player; //idk if there's actually gonna be any other target lol
+    }
+
+    public void StartBoss()
+    {
+        SpawnEnemy(bossEnemy, bossSpawnPoint.position);
+        canSpawn = false;
+    }
+}

Assets/Scripts/Entities/Enemy/EnemySpawner.cs.meta

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+fileFormatVersion: 2
+guid: 1feaa0eb8751bf4a1b4acb1457d0c538