Sound + somewhat game loop

Assets/Scripts/Singletons/Abstract/MonoBehaviourSingletonPersistent.cs

@@ -10,7 +10,7 @@ public class MonoBehaviourSingletonPersistent<T> : MonoBehaviour
         if (Instance == null) {
             Instance = this as T;
             Instance.name = typeof(T).Name;
-            DontDestroyOnLoad (this);
+            DontDestroyOnLoad (gameObject);
         } else {
             Destroy (gameObject);
         }

Assets/Scripts/Singletons/GameManager.cs

@@ -7,12 +7,12 @@ using UnityEngine.SceneManagement;
 public class GameManager : MonoBehaviourSingletonPersistent<GameManager>
 {
     [SerializeField] private List<string> levelNames;
+    [SerializeField] private List<string> levelMusics;
     [SerializeField] private List<int> levelsMoney;
     int current_level = -1;
     // Start is called once before the first execution of Update after the MonoBehaviour is created
     void Start()
     {
-        GoNextLevel();
     }
 
     // Update is called once per frame
@@ -57,6 +57,7 @@ public class GameManager : MonoBehaviourSingletonPersistent<GameManager>
             current_level++;
             SetGlobals(current_level);
             SceneManager.LoadScene(levelNames[current_level]);
+            SoundManager.Instance.PlayMusic(levelMusics[current_level]);
         }
 
         throw new Exception("Bro there is no next level like stop pls");

Assets/Scripts/Singletons/SoundManager.cs

@@ -1,36 +1,61 @@
+using System;
 using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
+using Random = UnityEngine.Random;
+
+[Serializable]
+public class SoundEntry
+{
+    public string Key;
+    public AudioClip Value;
+}
 
 public class SoundManager : MonoBehaviourSingletonPersistent<SoundManager>
 {
     // Audio players components.
     public AudioSource EffectsSource;
     public AudioSource MusicSource;
-
-    public Dictionary<string, AudioClip> Sounds;
-
-    // Play a single clip through the sound effects source.
-    public void Play(AudioClip clip)
+    
+    public List<SoundEntry> SoundsList;
+    private Dictionary<string, AudioClip> soundsDictionary;
+    
+     
+    new void Awake()
     {
-        EffectsSource.clip = clip;
+        base.Awake();
+        // Convert the List to a Dictionary at runtime for easier access
+        soundsDictionary = new Dictionary<string, AudioClip>();
+        foreach (var entry in SoundsList)
+        {
+            if (!soundsDictionary.ContainsKey(entry.Key))
+            {
+                soundsDictionary.Add(entry.Key, entry.Value);
+            }
+        }
+    }
+    
+    private AudioClip GetSound(string key)
+    {
+        print(soundsDictionary.Count);
+        AudioClip clip = soundsDictionary.TryGetValue(key, out var value) ? value : null;
+        if (clip == null)
+        {
+            Debug.LogError($"Sound {key} not found");
+        }
+        return clip;
+    }
+
+    public void Play(string keyName)
+    {
+        EffectsSource.clip = GetSound(keyName);
         EffectsSource.Play();
     }
 
-    // Play a single clip through the music source.
-    public void PlayMusic(AudioClip clip)
+    public void PlayMusic(string keyName)
     {
-        MusicSource.clip = clip;
+        MusicSource.clip = GetSound(keyName);
         MusicSource.Play();
     }
-
-    // Play a random clip from an array, and randomize the pitch slightly.
-    public void RandomSoundEffect(params AudioClip[] clips)
-    {
-        int randomIndex = Random.Range(0, clips.Length);
-
-        EffectsSource.clip = clips[randomIndex];
-        EffectsSource.Play();
-    }
 	
 }