mobilizon/lib/eventos/actors/service/reset_password.ex
Thomas Citharel b60e8b7647 Fix credo
Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2018-07-04 17:16:02 +02:00

60 lines
1.8 KiB
Elixir

defmodule Eventos.Actors.Service.ResetPassword do
@moduledoc false
require Logger
alias Eventos.{Mailer, Repo, Actors.User}
alias Eventos.Email.User, as: UserEmail
@doc """
Check that the provided token is correct and update provided password
"""
@spec check_reset_password_token(String.t, String.t) :: tuple
def check_reset_password_token(password, token) do
with %User{} = user <- Repo.get_by(User, reset_password_token: token) do
Repo.update(User.password_reset_changeset(user, %{"password" => password, "reset_password_sent_at" => nil, "reset_password_token" => nil}))
else
_err ->
{:error, :invalid_token}
end
end
@doc """
Send the email reset password, if it's not too soon since the last send
"""
@spec send_password_reset_email(User.t, String.t) :: tuple
def send_password_reset_email(%User{} = user, locale \\ "en") do
with :ok <- we_can_send_email(user),
{:ok, %User{} = user_updated} <- Repo.update(User.send_password_reset_changeset(user, %{"reset_password_token" => random_string(30), "reset_password_sent_at" => DateTime.utc_now()})) do
mail = user_updated
|> UserEmail.reset_password_email(locale)
|> Mailer.deliver_later()
{:ok, mail}
else
{:error, reason} -> {:error, reason}
end
end
@spec random_string(integer) :: String.t
defp random_string(length) do
length
|> :crypto.strong_rand_bytes()
|> Base.url_encode64
end
@spec we_can_send_email(User.t) :: boolean
defp we_can_send_email(%User{} = user) do
case user.reset_password_sent_at do
nil ->
:ok
_ ->
case Timex.before?(Timex.shift(user.reset_password_sent_at, hours: 1), DateTime.utc_now()) do
true ->
:ok
false ->
{:error, :email_too_soon}
end
end
end
end