Initializer.cs

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#pragma warning disable 0649
using UnityEngine;
using HKI.Core.Debuging;

namespace HKI.Core.Init
{
    [CreateAssetMenu(fileName = "Initializer", menuName = "HKI/General/Initializer", order = 0)]
    public class Initializer : ScriptableObject, IInit
    {
        // Public variables
        [Header("Debug system")]
        [SerializeField] bool UseDebugSystem = true;
        
        [SerializeField] GameObject DebugSystemPrefab = null;

        [Header("ScriptableObjects that are required at start")]
        [SerializeField] ScriptableObject[] ScriptableObjects;

        [Header("Prefabs that are required to be instantiated")]
        [SerializeField] GameObject[] Prefabs;

        [Header("Objects that are global")]
        [SerializeField] Object[] Objects;
        
        // Init function
        public void Init()
        {
            // This ScriptableObject should be destroy/unloaded by a scene change
            hideFlags = HideFlags.DontUnloadUnusedAsset;

            if(DebugSystemPrefab != null && UseDebugSystem)
            {
                GameObject debugSystemGO = GameObject.Instantiate<GameObject>(DebugSystemPrefab);
                DontDestroyOnLoad(debugSystemGO);
                DebugSystem debugSystem = debugSystemGO.GetComponent<DebugSystem>();
                if (debugSystem == null)
                    Debug.LogError("Initalizer: the DebugSystemPrefab doesn't have a DebugSystem component on it!");
            }
            else
                Debug.LogError("Initalizer: DebugSystemPrefab is null!");

            if (ScriptableObjects != null)
            {
                for (int i = 0; i < ScriptableObjects.Length; i++)
                {
                    if(ScriptableObjects[i] != null)
                    {
                        IInit initSO = ScriptableObjects[i] as IInit;
                        if (initSO != null)
                            initSO.Init();
                        else
                            Debug.LogError("Initalizer: Element " + ScriptableObjects[i].name + " doesn't has a IInit implementation!");
                    }
                    else
                        Debug.LogWarning("Initalizer: Element " + i.ToString() + " is null!");
                }
            }

            // Instantiate all required prefabs
            if(Prefabs != null)
            {
                for (int i = 0; i < Prefabs.Length; i++)
                    Instantiate(Prefabs[i]);
            }
        }
    }
}