defmodule Odinsea.Database.Schema.MtsCart do
  @moduledoc """
  Ecto schema for the mts_cart table.
  Represents MTS cart items for characters.
  """

  use Ecto.Schema
  import Ecto.Changeset

  @primary_key {:id, :id, autogenerate: true}

  schema "mts_cart" do
    field :characterid, :integer, default: 0
    field :itemid, :integer, default: 0

    belongs_to :character, Odinsea.Database.Schema.Character,
      foreign_key: :characterid,
      references: :id,
      define_field: false
  end

  @doc """
  Changeset for creating an MTS cart entry.
  """
  def changeset(mts_cart, attrs) do
    mts_cart
    |> cast(attrs, [:characterid, :itemid])
    |> validate_required([:characterid, :itemid])
  end
end