using System.Collections;
using System.Collections.Generic;
using UnityEngine;

/*
--------------------------------------
    Project: Programing assessment
    Standard: 91906 (AS3.7) v.1
    School: Tauranga Boys' College
    Author: Rauputu Noah Phizacklea
    Date: August 2024
    Unity: 2021.3.18f
---------------------------------------
*/

public class Pickup : MonoBehaviour
{
    private Inventory inventory;
    public GameObject itemButton; // UI button to represent the item in inventory
    AudioManager audioManager; // Reference to the audio manager
    public bool isHeart; // Flag to check if the item is a heart

    void Awake() 
    {
        // Initialize audio manager
        audioManager = GameObject.FindGameObjectWithTag("Audio").GetComponent<AudioManager>();
    }

    void Start()
    {
        // Initialize the inventory reference
        inventory = GameObject.FindGameObjectWithTag("Player").GetComponent<Inventory>();
    }

    // Check for collisions with the player
    void OnTriggerEnter2D(Collider2D other)
    {
        if (other.CompareTag("Player"))
        {
            if (isHeart) // Check if the pickup is a heart
            {
                PlayerHealth playerHealth = other.GetComponent<PlayerHealth>();
                if (playerHealth != null)
                {
                    audioManager.PlaySFX(audioManager.healPickupSFX);
                    playerHealth.ResetHealth(); // Restore the player's health to full
                }
                Destroy(gameObject); // Remove the heart pickup object
            }
            else
            {
                for (int i = 0; i < inventory.slots.Length; i++)
                {
                    if (!inventory.isFull[i])
                    {
                        // Add item to inventory and update UI
                        inventory.isFull[i] = true;
                        Instantiate(itemButton, inventory.slots[i].transform, false);
                        Destroy(gameObject); // Remove the pickup object
                        break;
                    }
                }
            }
        }
    }
}