context_api

  def tag_changeset(%Tag{} = tag, attrs \\ %{}) do
    Tag.changeset(tag, attrs)
  end

  def tag_get(id) do
    Repo.get(Tag, id)
  end

  def tag_create(tag_params, user) do
    Ecto.build_assoc(user, :tags)
    |> Tag.changeset(tag_params)
    |> Repo.insert()
  end

  def tag_list(user) do
    user
    |> Repo.preload(:tags)
    |> Map.get(:tags)
  end

  def tag_delete(id) do
    tag_get(id)
    |> Repo.delete()
  end

  def expense_changeset(%Expense{} = expense, attrs \\ %{}) do
    Expense.changeset(expense, attrs)
  end

  def expense_create(params, user) do
    # NO_IDEA
  end