Enemy spawner

Assets/Player/Scripts/Spawner.cs

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+using System;
+using UnityEngine;
+using Random = UnityEngine.Random;
+
+public class Spawner : MonoBehaviour
+{
+    public GameObject Mayor;
+    public GameObject Minautor;
+    public GameObject BringerOfDeath;
+
+    private float _radius = 5f;
+
+    private int spawnedMayors = 0;
+    private int spawnedMinautor = 0;
+    private int spawnedBringerOfDeath = 0;
+
+    private readonly int mayorsLimit = 300;
+    private readonly int minautorsLimit = 15;
+    private readonly int bringerOfDeathLimit = 5;
+
+    private void Awake()
+    {
+        _radius = Camera.main.orthographicSize * Camera.main.aspect + 2f;
+    }
+
+    private void Start()
+    {
+        InvokeRepeating(nameof(SpawnWave), 5f, 5f);
+    }
+
+    private void OnDrawGizmos()
+    {
+
+        Gizmos.DrawWireSphere(transform.position, Camera.main.orthographicSize * Camera.main.aspect + 2f);
+    }
+
+    private void Update()
+    {
+        spawnedMayors = Array.FindAll(GameObject.FindGameObjectsWithTag("Ennemy"), (value) => value.name.Contains("Mayor")).Length;
+        spawnedMinautor = Array.FindAll(GameObject.FindGameObjectsWithTag("Ennemy"), (value) => value.name.Contains("Minautor")).Length;
+        spawnedBringerOfDeath = Array.FindAll(GameObject.FindGameObjectsWithTag("Ennemy"), (value) => value.name.Contains("Bringer of Death")).Length;
+    }
+
+    private void SpawnWave()
+    {
+        // Determine how much enemies will spawn on this wave
+        int enemiesAmount = Random.Range(20, 30);
+
+        for (int i = 0; i < enemiesAmount; i++)
+        {
+            GameObject enemyToSpawn = ChooseEnemy();
+            string enemyName = enemyToSpawn.name.Split(' ')[0];
+
+            int retries = 0;
+
+            while (
+                (enemyName == "Mayor" && spawnedMayors >= mayorsLimit) ||
+                (enemyName == "Minautor" && spawnedMinautor >= minautorsLimit) ||
+                (enemyName == "Bringer of Death" && spawnedBringerOfDeath >= bringerOfDeathLimit)
+            )
+            {
+                enemyToSpawn = ChooseEnemy();
+                enemyName = enemyToSpawn.name.Split(' ')[0];
+
+                retries++;
+                if (retries >= 20)
+                {
+                    return;
+                }
+            }
+
+            switch (enemyName)
+            {
+                case "Mayor":
+                    spawnedMayors++;
+                    break;
+                case "Minautor":
+                    spawnedMinautor++;
+                    break;
+                case "Bringer of Death":
+                    spawnedBringerOfDeath++;
+                    break;
+            }
+
+            // Determine the spawn position on a circle around the player
+            float angle = Mathf.PI * 2f / Random.Range(0f, 40f);
+            Instantiate(
+                enemyToSpawn,
+                transform.position + new Vector3(Mathf.Cos(Random.Range(0f, 10f) * angle) * _radius, Mathf.Sin(Random.Range(0f, 10f) * angle) * _radius, 0),
+                Quaternion.identity,
+                transform
+            );
+
+        }
+    }
+
+    // Determine which enemy to spawn based on chance percentage
+    private GameObject ChooseEnemy()
+    {
+        int enemyChance = Random.Range(0, 101);
+        if (enemyChance > 80 && enemyChance <= 98)
+        {
+            return Minautor;
+        }
+        else if (enemyChance > 98 && enemyChance <= 100)
+        {
+            return BringerOfDeath;
+        }
+        else
+        {
+            return Mayor;
+        }
+    }
+}

Assets/Player/Scripts/Spawner.cs.meta

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