defmodule Ffaker.En.Name do
  @moduledoc """
  Functions for name data in English
  """

  import Ffaker, only: [list_file: 2]

  @path "en/name"
  @suffixes ~w(Jr. Sr. I II III IV V MD DDS PhD DVM)
  @female_prefixes ~w(Mrs. Miss.)
  @other_prefixes ~w(Ms. Dr.)

  @doc """
  Returns name

  ## Examples

      iex> Ffaker.En.Name.name
      "Joe Bogan"
  """
  @spec name() :: String.t
  def name do
    "#{first_name()} #{last_name()}"
  end

  @doc """
  Returns html safe name

  ## Examples

      iex> Ffaker.En.Name.html_safe_name
      "Joe Bogan"
  """
  @spec html_safe_name() :: String.t
  def html_safe_name do
    "#{first_name()} #{html_safe_last_name()}"
  end

  @doc """
  Returns first name

  ## Examples

      iex> Ffaker.En.Name.first_name
      "Joe"
  """
  @spec first_name() :: String.t
  def first_name do
    [female_first_name(), male_first_name()] |> Enum.random
  end

  @doc """
  Returns male first name

  ## Examples

      iex> Ffaker.En.Name.male_first_name
      "Joe"
  """
  @spec male_first_name() :: String.t
  def male_first_name do
    "male_first_names" |> list_file(@path) |> Enum.random
  end

  @doc """
  Returns female first name

  ## Examples

      iex> Ffaker.En.Name.female_first_name
      "Alice"
  """
  @spec female_first_name() :: String.t
  def female_first_name do
    "female_first_names" |> list_file(@path) |> Enum.random
  end

  @doc """
  Returns last name

  ## Examples

      iex> Ffaker.En.Name.last_name
      "Bogan"
  """
  @spec last_name() :: String.t
  def last_name do
    "last_names" |> list_file(@path) |> Enum.random
  end

  @doc """
  Returns html safe last name

  ## Examples

      iex> Ffaker.En.Name.html_safe_last_name
      "Bogan"
  """
  @spec html_safe_last_name() :: String.t
  def html_safe_last_name do
    "last_names"
    |> list_file(@path)
    |> Enum.filter(&(not String.contains?(&1, "'")))
    |> Enum.random
  end

  @doc """
  Returns prefix

  ## Examples

      iex> Ffaker.En.Name.prefix
      "Miss."
  """
  @spec prefix() :: String.t
  def prefix do
    [female_prefix(), male_prefix(), other_prefix()] |> Enum.random
  end

  @doc """
  Returns male prefix

  ## Examples

      iex> Ffaker.En.Name.male_prefix
      "Mr."
  """
  @spec male_prefix() :: String.t
  def male_prefix do
    "Mr."
  end

  @doc """
  Returns female prefix

  ## Examples

      iex> Ffaker.En.Name.female_prefix
      "Miss."
  """
  @spec female_prefix() :: String.t
  def female_prefix do
    Enum.random(@female_prefixes)
  end

  @doc """
  Returns gender neutral prefix

  ## Examples

      iex> Ffaker.En.Name.other_prefix
      "Dr."
  """
  @spec other_prefix() :: String.t
  def other_prefix do
    Enum.random(@other_prefixes)
  end

  @doc """
  Returns suffix

  ## Examples

      iex> Ffaker.En.Name.suffix
      "Jr."
  """
  @spec suffix() :: String.t
  def suffix do
    Enum.random(@suffixes)
  end
end