45 lines
1.3 KiB
C#
45 lines
1.3 KiB
C#
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using UnityEngine;
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/// <summary>
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/// singleton for a single source of truth game state and flow management
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/// </summary>
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public class GameManager : MonoBehaviour
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{
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/// <summary>
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/// enum for available menus in the game, for use with <c>ShowMenu()</c>
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/// </summary>
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public enum DisplayState
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{
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ScreenStart,
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OverlayAccountManagement,
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OverlaySettings,
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OverlayLeaderboard,
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Game,
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UnassociatedState
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}
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/// <summary>
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/// singleton pattern: define instance field for accessing the singleton elsewhere
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/// </summary>
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public static GameManager Instance;
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/// <summary>
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/// enforces singleton behaviour; sets doesn't destroy on load and checks for multiple instances
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/// </summary>
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private void Awake()
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{
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// check if instance hasn't been set yet
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if (Instance == null)
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{
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Debug.Log("awake as singleton instance, setting self as the forever-alive instance");
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Instance = this;
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DontDestroyOnLoad(gameObject);
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}
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// check if instance is already set and it's not this instance
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else if (Instance != null && Instance != this)
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{
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Debug.Log("awake as non-singleton instance, destroying self");
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Destroy(gameObject);
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}
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}
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}
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