using Godot;

public class CraftNode : ProgramNode
{
    Item selectedItem;
    int amount;
    public CraftNode()
    {
        DisplayText = "Craft";
    }
    public override NodeResult Execute(Robot robot, double delta)
    {
        if (selectedItem == null)
        {
            lastExecutionMessage = "No Item selected";
            return NodeResult.FAILURE;
        }
        if (amount <= 0)
        {
            lastExecutionMessage = "Amount has to be atleast 1";
            return NodeResult.FAILURE;
        }
        if (!GameData.inventory.CanCraft(selectedItem.data.Inputs, amount))
        {
            lastExecutionMessage = "Not enough items to craft this";
            return NodeResult.FAILURE;
        }

        switch (selectedItem.Craft(amount, delta))
        {
            case CraftingResult.FAILED:
                lastExecutionMessage = "Not enough space to add item to inventory";
                return NodeResult.FAILURE;
            case CraftingResult.FINISHED:
                return NodeResult.SUCCESS;
        }
        
        return NodeResult.RUNNING;
    }

    public override void ReadParameters(NodeDisplay display)
    {
        HBoxContainer valueContainer = display.GetNode<HBoxContainer>("./EditorDisplay/HBoxContainer/");
        OptionButton items = valueContainer.GetNode<OptionButton>("./Item");
        string readableItem = items.GetItemText(items.GetSelectedId());
        if (GameData.availableItems.ContainsKey(ItemData.GetIndex(readableItem)))
        {
            selectedItem = new Item { data = GameData.availableItems[ItemData.GetIndex(readableItem)]};
        }
        amount = (int)valueContainer.GetNode<SpinBox>("./Amount").Value;
    }

    public override ProgramNode Duplicate()
    {
        CraftNode duplicate = new CraftNode()
        {
            selectedItem = selectedItem,
            amount = amount
        };
        return duplicate;
    }

    public override void Setup(NodeDisplay display)
    {
        OptionButton options = display.GetNode<OptionButton>("./EditorDisplay/HBoxContainer/Item");
        options.AddItem("Select item...");
        foreach (ItemData item in GameData.availableItems.Values)
        {
            if (item.Inputs.Count > 0)
            {
                options.AddItem(item.GetReadableName());
            }
        }
    }
}