Code thing for tModLoader

using Terraria.ID;
using Terraria.ModLoader;
using Terraria;

namespace Runeblade.Items.Spells
{
    public class EnduranceSpell : ModItem
    {
        public override void SetStaticDefaults()
        {
            DisplayName.SetDefault("Endurance");
            Tooltip.SetDefault("Spell"
            +"\nDraws power from the heavens"
            +"\nGrants the Endurance, Wrath, Ironskin, Beetle Endurance 3 and Inferno buffs for 2 minutes");
        }
        public override void SetDefaults()
        {
            item.potion = true;
            item.value = 100000;
            item.rare = 12;
            item.maxStack = 1;
            item.buffType = BuffID.Endurance;
            item.buffTime = 7200;
            item.noMelee = true;
            item.useStyle = 4;
            item.mana = 20;
        }

        public virtual bool UseItem(Item item, Player player)
        {
            player.AddBuff(BuffID.Wrath, 7200, true);
            player.AddBuff(BuffID.BeetleEndurance3, 7200, true);
            player.AddBuff(BuffID.Inferno, 7200, true);
            player.AddBuff(BuffID.Ironskin, 7200, true);
            return true;
        }

        public override void AddRecipes()
        {
            ModRecipe recipe = new ModRecipe(mod);
            recipe.AddIngredient(null, "RunebladeEssence", 500);
            recipe.AddIngredient(ItemID.ManaCrystal, 5);
            recipe.AddIngredient(ItemID.SpellTome, 1);
            recipe.SetResult(this);
            recipe.AddRecipe();
        }
    }
}