debianize-mobilizon/lib/graphql/api/participations.ex

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Elixir
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defmodule Mobilizon.GraphQL.API.Participations do
@moduledoc """
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Common API to join events and groups.
"""
alias Mobilizon.Actors.Actor
alias Mobilizon.Events
alias Mobilizon.Events.{Event, Participant}
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alias Mobilizon.Federation.ActivityPub
alias Mobilizon.Federation.ActivityPub.Activity
alias Mobilizon.Service.Notifications.Scheduler
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alias Mobilizon.Web.Email.Participation
@spec join(Event.t(), Actor.t(), map()) :: {:ok, Activity.t(), Participant.t()}
def join(%Event{id: event_id} = event, %Actor{id: actor_id} = actor, args \\ %{}) do
with {:error, :participant_not_found} <-
Mobilizon.Events.get_participant(event_id, actor_id, args),
{:ok, activity, participant} <-
ActivityPub.join(event, actor, Map.get(args, :local, true), %{metadata: args}) do
{:ok, activity, participant}
end
end
@spec leave(Event.t(), Actor.t()) :: {:ok, Activity.t(), Participant.t()}
def leave(%Event{} = event, %Actor{} = actor, args \\ %{}) do
with {:ok, activity, participant} <-
ActivityPub.leave(event, actor, Map.get(args, :local, true), %{metadata: args}) do
{:ok, activity, participant}
end
end
@doc """
Update participation status
"""
@spec update(Participant.t(), Actor.t(), atom()) :: {:ok, Activity.t(), Participant.t()}
def update(%Participant{} = participation, %Actor{} = moderator, :participant),
do: accept(participation, moderator)
@spec update(Participant.t(), Actor.t(), atom()) :: {:ok, Activity.t(), Participant.t()}
def update(%Participant{} = participation, %Actor{} = _moderator, :not_approved) do
with {:ok, %Participant{} = participant} <-
Events.update_participant(participation, %{role: :not_approved}) do
Scheduler.pending_participation_notification(participation.event)
{:ok, nil, participant}
end
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end
@spec update(Participant.t(), Actor.t(), atom()) :: {:ok, Activity.t(), Participant.t()}
def update(%Participant{} = participation, %Actor{} = moderator, :rejected),
do: reject(participation, moderator)
@spec accept(Participant.t(), Actor.t()) :: {:ok, Activity.t(), Participant.t()}
defp accept(
%Participant{} = participation,
%Actor{} = moderator
) do
with {:ok, activity, %Participant{role: :participant} = participation} <-
ActivityPub.accept(
:join,
participation,
true,
%{"actor" => moderator.url}
),
:ok <- Participation.send_emails_to_local_user(participation) do
{:ok, activity, participation}
end
end
@spec reject(Participant.t(), Actor.t()) :: {:ok, Activity.t(), Participant.t()}
defp reject(
%Participant{} = participation,
%Actor{} = moderator
) do
with {:ok, activity, %Participant{role: :rejected} = participation} <-
ActivityPub.reject(
:join,
participation,
%{"actor" => moderator.url}
),
:ok <- Participation.send_emails_to_local_user(participation) do
{:ok, activity, participation}
end
end
end