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