crafting system

using TMPro;

using UnityEngine;

using UnityEngine.UI;

public class Craft_blender : MonoBehaviour

{

public Inventory inventory;

public GameObject craftPanel;

public GameObject craftingRecipePanel;

public GameObject craftingRecipeSlot;

public RecipeSO[] juiceRecipe;

public GameObject ingredientslot;

RecipeSO recipeSelected = null;

public Button craftButton;

int craftavailableNumber = 0;

int selectedJuice=0;

bool craftStatus = false;

// Start is called once before the first execution of Update after the MonoBehaviour is created

private void Start()

{

     //inventory = GetComponent<Inventory>();

        craftPanel.SetActive(false);

        craftingRecipePanel.SetActive(false);

        craftButton.interactable = true;

}

public void Craft()

{

        if(craftStatus)

     {

            inventory.AddItem(recipeSelected.outputItem, 1);

         for (int i = 0; i < recipeSelected.inputs.Length; i++)

         {

                inventory.RemoveItem(recipeSelected.inputs[i].item, recipeSelected.inputs[i].amount);

         }

            inventory.refreshUI();

            blenderjuice(selectedJuice);

            //craftStatus = false;

     }

}

public void blenderjuice(int juiceType)

{

     craftStatus = false;

        craftavailableNumber = 0;  // IMPORTANT FIX

     selectedJuice = juiceType;

     foreach (Transform child in craftingRecipeSlot.transform)

            Destroy(child.gameObject);

     recipeSelected = juiceRecipe[juiceType];

        craftingRecipePanel.SetActive(true);

     if (inventory == null)

         inventory = GameObject.Find("inventory").GetComponent<Inventory>();

     for (int i = 0; i < recipeSelected.inputs.Length; i++)

     {

         GameObject slot = Instantiate(ingredientslot, craftingRecipeSlot.transform);

         Transform iconTransform = slot.transform.Find("ingredientIcon");

         Transform numberTransform = slot.transform.Find("ingredientNumber");

         Image ingredientIcon = iconTransform.GetComponent<Image>();

            TextMeshProUGUI numberText = numberTransform.GetComponent<TextMeshProUGUI>();

            ingredientIcon.sprite = recipeSelected.inputs[i].item.icon;

         int amountPlayerHas = inventory.GetItemAmount(recipeSelected.inputs[i].item);

            numberText.text = amountPlayerHas + " / " + recipeSelected.inputs[i].amount;

         if (inventory.HasItem(recipeSelected.inputs[i].item, recipeSelected.inputs[i].amount))

                craftavailableNumber++;

     }

     if (craftavailableNumber >= recipeSelected.inputs.Length)

     {

            craftButton.interactable = true;

            craftStatus = true;

     }

     else

     {

            craftButton.interactable = false;

     }

}

public void OnTriggerEnter(Collider other)

{

        if(other.CompareTag("Player"))

     {

            craftPanel.SetActive(true);

     }

}

public void OnTriggerExit(Collider other)

{

     if (other.CompareTag("Player"))

     {

            craftPanel.SetActive(false);

            craftingRecipePanel.SetActive(false);

     }

}

}

using NUnit.Framework.Interfaces;

using System.Collections.Generic;

using TMPro;

using UnityEngine;

using UnityEngine.UI;

public class Inventory : MonoBehaviour

{

    // Start is called once before the first execution of Update after the MonoBehaviour is created

    public Dictionary<itemSO, int> items = new Dictionary<itemSO, int>();

    public Transform inventoryPanel;

    public GameObject inventorySlotPrefab;

    public void AddItem(itemSO item, int amount)

    {

        if (!items.ContainsKey(item))

            items[item] = 0;

        items[item] += amount;

        //Debug.Log($"Picked up {item.itemName}. Now have {items[item]}");

            refreshUI();

        //foreach(var no in items)

        //{

        //    //Debug.Log(items);

        //}

    }

    public bool HasItem(itemSO item, int amount)

        { return items.ContainsKey(item) && items[item]>=amount; }

    public int GetItemAmount(itemSO item)

    {

        if (items.ContainsKey(item))

            return items[item];

        return 0;

    }

    public void RemoveItem(itemSO item, int amount)

    {

        if(items.ContainsKey(item))

        {

            items[item] -= amount;

            if (items[item]<= 0)

                items.Remove(item);

            refreshUI();

        }

    }

    public void refreshUI()

    {

        foreach (Transform child in inventoryPanel)

        {

            Destroy(child.gameObject);

        }

        foreach (var entry in items)

        {

            itemSO item = entry.Key;

            int count = entry.Value;

            GameObject slot = Instantiate(inventorySlotPrefab, inventoryPanel);

            Transform iconTransform = slot.transform.Find("icon");

            Transform countTransform = slot.transform.Find("count");

            if (iconTransform == null || countTransform == null)

            {

                Debug.LogError("icon or count child not found in slot prefab!");

                continue;

            }

            Image icon = iconTransform.GetComponent<Image>();

            TextMeshProUGUI countText = countTransform.GetComponent<TextMeshProUGUI>();

            if (icon != null)

            {

                icon.enabled = true;

                icon.sprite = item.icon;

            }

            if (countText != null)

            {

                countText.enabled = true;

                countText.text = count.ToString();

            }

        }

    }

}