mobilizon/lib/mobilizon_web/api/participations.ex
Thomas Citharel 5b4f1c271a
Send email notifications when a participation is approved/rejected
Also handles participant status :rejected instead of deleting the
participation

Closes #164

Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2019-09-30 18:45:29 +02:00

75 lines
2.4 KiB
Elixir

defmodule MobilizonWeb.API.Participations do
@moduledoc """
Common API to join events and groups.
"""
alias Mobilizon.Actors.Actor
alias Mobilizon.Events
alias Mobilizon.Events.{Event, Participant}
alias Mobilizon.Service.ActivityPub
alias MobilizonWeb.Email.Participation
@spec join(Event.t(), Actor.t()) :: {:ok, Participant.t()}
def join(%Event{id: event_id} = event, %Actor{id: actor_id} = actor) do
with {:error, :participant_not_found} <- Mobilizon.Events.get_participant(event_id, actor_id),
{:ok, activity, participant} <- ActivityPub.join(event, actor, true) do
{:ok, activity, participant}
end
end
def leave(%Event{} = event, %Actor{} = actor) do
with {:ok, activity, participant} <- ActivityPub.leave(event, actor, true) do
{:ok, activity, participant}
end
end
@doc """
Update participation status
"""
def update(%Participant{} = participation, %Actor{} = moderator, :participant),
do: accept(participation, moderator)
def update(%Participant{} = participation, %Actor{} = moderator, :rejected),
do: reject(participation, moderator)
defp accept(
%Participant{} = participation,
%Actor{} = moderator
) do
with {:ok, activity, _} <-
ActivityPub.accept(
%{
to: [participation.actor.url],
actor: moderator.url,
object: participation.url
},
"#{MobilizonWeb.Endpoint.url()}/accept/join/#{participation.id}"
),
{:ok, %Participant{role: :participant} = participation} <-
Events.update_participant(participation, %{"role" => :participant}),
:ok <- Participation.send_emails_to_local_user(participation) do
{:ok, activity, participation}
end
end
defp reject(
%Participant{} = participation,
%Actor{} = moderator
) do
with {:ok, activity, _} <-
ActivityPub.reject(
%{
to: [participation.actor.url],
actor: moderator.url,
object: participation.url
},
"#{MobilizonWeb.Endpoint.url()}/reject/join/#{participation.id}"
),
{:ok, %Participant{role: :rejected} = participation} <-
Events.update_participant(participation, %{"role" => :rejected}),
:ok <- Participation.send_emails_to_local_user(participation) do
{:ok, activity, participation}
end
end
end