77 lines
2.4 KiB
C#
77 lines
2.4 KiB
C#
using System;
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using State;
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using State.Game;
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using UnityEngine;
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namespace Management
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{
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/// <summary>
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/// Bootstrap is the first user added object that should be run.
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/// It should be added to a game object in the Bootstrap scene, which should be the first
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/// scene loaded when the game starts.
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///
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/// Bootstrap initializes the game state machine, and starts it based on
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/// the value of "Start Type" selected in the Inspector.
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/// </summary>
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public class Bootstrap : MonoBehaviour
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{
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// Hold a static reference to this instance so we can enforce singleton
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private static Bootstrap _instance;
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// Determines what state the configure state machine will start in
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private enum StartType
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{
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Splash,
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MainMenu,
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Game
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}
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[SerializeField] private StartType startType = StartType.Splash;
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[SerializeField] private Machine gameStateMachine;
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private void Awake()
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{
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// enforce singleton
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if (_instance != null && _instance != this)
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{
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Destroy(gameObject);
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return;
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}
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// if we got this far, this object didn't exist, set the static instance to this and continue normally.
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_instance = this;
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// ensure object survives scene loads
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DontDestroyOnLoad(gameObject);
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}
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private void Start()
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{
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// exit game early if we're misconfigured.
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if (gameStateMachine == null)
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{
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Debug.LogError("no state machine for bootstrap");
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#if UNITY_EDITOR
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UnityEditor.EditorApplication.isPlaying = false;
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#else
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Application.Quit();
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#endif
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return;
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}
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// determine what state to start machine in. Useful for quick testing.
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// Should be "Splash" for release.
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switch (startType)
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{
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case StartType.Splash:
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case StartType.Game:
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throw new NotImplementedException();
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case StartType.MainMenu:
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default:
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gameStateMachine.ChangeState(new MainMenuState());
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break;
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}
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}
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}
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}
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