defmodule Odinsea.Database.Schema.Skill do
  @moduledoc """
  Ecto schema for the skills table.
  Represents character skill levels.
  """

  use Ecto.Schema
  import Ecto.Changeset

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

  schema "skills" do
    field :skillid, :integer, default: 0
    field :characterid, :integer, default: 0
    field :skilllevel, :integer, default: 0
    field :masterlevel, :integer, default: 0
    field :expiration, :integer, default: -1

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

  @doc """
  Changeset for creating/updating a skill.
  """
  def changeset(skill, attrs) do
    skill
    |> cast(attrs, [:skillid, :characterid, :skilllevel, :masterlevel, :expiration])
    |> validate_required([:skillid, :characterid])
  end
end