ModernUO/Scripts/Items/Skill Items/Misc/RecipeScroll.cs

using Server.Engines.Craft;
using Server.Mobiles;
using Server.Network;

namespace Server.Items
{
  public class RecipeScroll : Item
  {
    private int m_RecipeID;

    public RecipeScroll(Recipe r)
      : this(r.ID)
    {
    }

    [Constructible]
    public RecipeScroll(int recipeID)
      : base(0x2831)
    {
      m_RecipeID = recipeID;
    }

    public RecipeScroll(Serial serial)
      : base(serial)
    {
    }

    public override int LabelNumber => 1074560; // recipe scroll

    [CommandProperty(AccessLevel.GameMaster)]
    public int RecipeID
    {
      get => m_RecipeID;
      set
      {
        m_RecipeID = value;
        InvalidateProperties();
      }
    }

    public Recipe Recipe
    {
      get
      {
        if (Recipe.Recipes.ContainsKey(m_RecipeID))
          return Recipe.Recipes[m_RecipeID];

        return null;
      }
    }

    public override void GetProperties(ObjectPropertyList list)
    {
      base.GetProperties(list);

      Recipe r = Recipe;

      if (r != null)
        list.Add(1049644, r.TextDefinition.ToString()); // [~1_stuff~]
    }

    public override void OnDoubleClick(Mobile from)
    {
      if (!from.InRange(GetWorldLocation(), 2))
      {
        from.LocalOverheadMessage(MessageType.Regular, 0x3B2, 1019045); // I can't reach that.
        return;
      }

      Recipe r = Recipe;

      if (r != null && from is PlayerMobile pm)
      {
        if (!pm.HasRecipe(r))
        {
          bool allRequiredSkills = true;
          double chance = r.CraftItem.GetSuccessChance(pm, null, r.CraftSystem, false, ref allRequiredSkills);

          if (allRequiredSkills && chance >= 0.0)
          {
            pm.SendLocalizedMessage(1073451,
              r.TextDefinition.ToString()); // You have learned a new recipe: ~1_RECIPE~
            pm.AcquireRecipe(r);
            Delete();
          }
          else
          {
            pm.SendLocalizedMessage(1044153); // You don't have the required skills to attempt this item.
          }
        }
        else
        {
          pm.SendLocalizedMessage(1073427); // You already know this recipe.
        }
      }
    }

    public override void Serialize(GenericWriter writer)
    {
      base.Serialize(writer);

      writer.Write(0); // version

      writer.Write(m_RecipeID);
    }

    public override void Deserialize(GenericReader reader)
    {
      base.Deserialize(reader);

      int version = reader.ReadInt();

      switch (version)
      {
        case 0:
        {
          m_RecipeID = reader.ReadInt();

          break;
        }
      }
    }
  }
}