using UnityEngine;
using UnityEngine.UI;
using System.Text;

namespace Kryz.CharacterStats.Examples
{
    public class ItemTooltip : MonoBehaviour
    {
        public static ItemTooltip Instance;

        [SerializeField] Text nameText;
        [SerializeField] Text slotTypeText;
        [SerializeField] Text sellPriceText;
        [SerializeField] Text statsText;

        private StringBuilder sb = new StringBuilder();

        private string sellText = "Sell: ";

        private void Awake()
        {
            if (Instance == null)
            {
                Instance = this;
            }
            else
            {
                Destroy(this);
            }
            gameObject.SetActive(false);
        }
        private void ShowNonEquippableItemTooltip(Item itemToShow, bool fromVendor = false)
        {
            if (itemToShow == null) return;

            gameObject.SetActive(true);

            nameText.text = itemToShow.ItemName;
            slotTypeText.text = "";
            if (fromVendor)
                sellPriceText.text = sellText + itemToShow.sellPriceVendor.ToString();
            else
                sellPriceText.text = sellText + itemToShow.sellPricePlayer.ToString();

            statsText.text = itemToShow.description;
        }
        public void ShowTooltip(Item itemToShow)
        {
            if (!(itemToShow is EquippableItem))
            {
                ShowNonEquippableItemTooltip(itemToShow);
                return;
            }

            EquippableItem item = (EquippableItem)itemToShow;

            gameObject.SetActive(true);

            nameText.text = item.ItemName;
            slotTypeText.text = item.EquipmentType.ToString();
            sellPriceText.text = sellText + item.sellPricePlayer.ToString();

            sb.Length = 0;

            AddStatText(item.StrengthBonus, " Strength");
            AddStatText(item.AgilityBonus, " Agility");
            AddStatText(item.IntelligenceBonus, " Intelligence");
            AddStatText(item.SpiritBonus, " Spirit");
            AddStatText(item.VitalityBonus, " Vitality");

            sb.AppendLine();

            AddStatText(item.StrengthPercentBonus * 100, "% Strength");
            AddStatText(item.AgilityPercentBonus * 100, "% Agility");
            AddStatText(item.IntelligencePercentBonus * 100, "% Intelligence");
            AddStatText(item.SpiritPercentBonus * 100, "% Spirit");
            AddStatText(item.VitalityPercentBonus * 100, "% Vitality");

            sb.AppendLine();


            AddStatText(item.AttackDamageBonus, " Attack Damage");
            AddStatText(item.SpellDamageBonus, " Spell Damage");
            AddStatText(item.CritChanceBonus, "% Base Crit Chance");
            AddStatText(item.CritDamageBonus, "% Base Crit Damage");
            AddStatText(item.MaxHealthBonus, " Max Health");
            AddStatText(item.ArmorBonus, " Armor");
            AddStatText(item.MagicResistanceBonus, " Magic Resistance");

            sb.AppendLine();

            AddStatText(item.AttackDamagePercentBonus * 100, " % Attack Damage");
            AddStatText(item.SpellDamagePercentBonus * 100, " % Spell Damage");
            AddStatText(item.CritChancePercentBonus * 100, "%  Increased Crit Chance");
            AddStatText(item.CritDamagePercentBonus * 100, "% Increased Crit Damage");
            AddStatText(item.MaxHealthPercentBonus * 100, " % Max Health");
            AddStatText(item.ArmorPercentBonus * 100, " % Armor");
            AddStatText(item.MagicResistancePercentBonus * 100, " % Magic Resistance");

            if (!string.IsNullOrEmpty(itemToShow.description))
            {
                sb.AppendLine();
                sb.AppendLine();
                sb.Append(itemToShow.description);
            }

            statsText.text = sb.ToString();
        }
        public void ShowTooltipVendor(Item itemFromVendor)
        {
            if (!(itemFromVendor is EquippableItem))
            {
                ShowNonEquippableItemTooltip(itemFromVendor, true);
                return;
            }

            EquippableItem item = (EquippableItem)itemFromVendor;

            gameObject.SetActive(true);

            nameText.text = item.ItemName;
            slotTypeText.text = item.EquipmentType.ToString();
            sellPriceText.text = sellText + item.sellPriceVendor.ToString();

            sb.Length = 0;

            AddStatText(item.StrengthBonus, " Strength");
            AddStatText(item.AgilityBonus, " Agility");
            AddStatText(item.IntelligenceBonus, " Intelligence");
            AddStatText(item.SpiritBonus, " Spirit");
            AddStatText(item.VitalityBonus, " Vitality");

            sb.AppendLine();

            AddStatText(item.StrengthPercentBonus * 100, "% Strength");
            AddStatText(item.AgilityPercentBonus * 100, "% Agility");
            AddStatText(item.IntelligencePercentBonus * 100, "% Intelligence");
            AddStatText(item.SpiritPercentBonus * 100, "% Spirit");
            AddStatText(item.VitalityPercentBonus * 100, "% Vitality");

            sb.AppendLine();

            AddStatText(item.AttackDamageBonus, " Attack Damage");
            AddStatText(item.SpellDamageBonus, " Spell Damage");
            AddStatText(item.CritChanceBonus, "% Base Crit Chance");
            AddStatText(item.CritDamageBonus, "% Base Crit Damage");
            AddStatText(item.MaxHealthBonus, " Max Health");
            AddStatText(item.ArmorBonus, " Armor");
            AddStatText(item.MagicResistanceBonus, " Magic Resistance");

            sb.AppendLine();

            AddStatText(item.AttackDamagePercentBonus * 100, " % Attack Damage");
            AddStatText(item.SpellDamagePercentBonus * 100, " % Spell Damage");
            AddStatText(item.CritChancePercentBonus * 100, "%  Increased Crit Chance");
            AddStatText(item.CritDamagePercentBonus * 100, "% Increased Crit Damage");
            AddStatText(item.MaxHealthPercentBonus * 100, " % Max Health");
            AddStatText(item.ArmorPercentBonus * 100, " % Armor");
            AddStatText(item.MagicResistancePercentBonus * 100, " % Magic Resistance");

            if (!string.IsNullOrEmpty(itemFromVendor.description))
            {
                sb.AppendLine();
                sb.AppendLine();
                sb.Append(itemFromVendor.description);
            }

            statsText.text = sb.ToString();
        }

        public void HideTooltip()
        {
            gameObject.SetActive(false);
        }

        private void AddStatText(float statBonus, string statName)
        {
            if (statBonus != 0)
            {
                if (sb.Length > 0)
                    sb.AppendLine();

                if (statBonus > 0)
                    sb.Append("+");

                sb.Append(statBonus);
                sb.Append(statName);
            }
        }
    }
}