50 lines
1.3 KiB
C#
50 lines
1.3 KiB
C#
/*
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* author: ryan lin
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* date: 15/8/2024
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* description: script to handle vending machine behaviour
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*/
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using UnityEngine;
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using Random = System.Random;
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public class VendingMachine : CommonInteractable
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{
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/// <summary>
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/// prefab to spawn when the player interacts with the vending machine
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/// </summary>
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public GameObject coffee;
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/// <summary>
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/// the instance of the coffee prefab
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/// </summary>
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private GameObject _instance;
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/// <summary>
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/// the amount of stock the vending machine has
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/// </summary>
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private int _stock;
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/// <summary>
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/// to get the number of stocks the vending machine has
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/// </summary>
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public void Start()
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{
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var rand = new Random();
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_stock = rand.Next(0, 4);
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interactionPrompt = _stock == 0 ? "Out of stock" : "Press [E] to buy coffee";
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}
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/// <summary>
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/// to spawn the coffee prefab if there is stock
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/// </summary>
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public override void Interact()
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{
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if (_stock <= 0) return;
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_instance = Instantiate(coffee, transform.position, transform.rotation);
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_stock--;
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//to change the interaction prompt if the vending machine is out of stock
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if (_stock == 0)
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interactionPrompt = "Out of stock";
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}
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} |