2018-11-06 10:30:27 +01:00
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defmodule MobilizonWeb.Resolvers.Event do
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2019-01-03 14:59:59 +01:00
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@moduledoc """
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Handles the event-related GraphQL calls
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"""
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2018-12-14 17:41:55 +01:00
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alias Mobilizon.Activity
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2019-07-30 10:35:29 +02:00
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alias Mobilizon.Addresses
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alias Mobilizon.Addresses.Address
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2019-04-11 18:25:32 +02:00
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alias Mobilizon.Events
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2019-02-01 15:38:35 +01:00
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alias Mobilizon.Events.{Event, Participant}
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2019-05-22 14:12:11 +02:00
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alias Mobilizon.Media.Picture
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2019-03-05 17:23:05 +01:00
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alias Mobilizon.Users.User
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2019-05-28 10:51:02 +02:00
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alias MobilizonWeb.Resolvers.Person
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2018-11-07 16:09:28 +01:00
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2018-12-21 11:45:55 +01:00
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# We limit the max number of events that can be retrieved
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@event_max_limit 100
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2019-04-11 18:25:32 +02:00
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@number_of_related_events 3
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2018-12-21 11:45:55 +01:00
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def list_events(_parent, %{page: page, limit: limit}, _resolution)
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when limit < @event_max_limit do
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2018-12-14 11:23:36 +01:00
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{:ok, Mobilizon.Events.list_events(page, limit)}
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2018-11-06 10:30:27 +01:00
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end
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2018-12-21 12:21:56 +01:00
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def list_events(_parent, %{page: _page, limit: _limit}, _resolution) do
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2018-12-21 11:45:55 +01:00
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{:error, :events_max_limit_reached}
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end
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2018-11-06 10:30:27 +01:00
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def find_event(_parent, %{uuid: uuid}, _resolution) do
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case Mobilizon.Events.get_event_full_by_uuid(uuid) do
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nil ->
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{:error, "Event with UUID #{uuid} not found"}
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event ->
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2019-05-28 10:51:02 +02:00
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{:ok, Map.put(event, :organizer_actor, Person.proxify_pictures(event.organizer_actor))}
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2018-11-06 10:30:27 +01:00
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end
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end
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2018-11-12 23:30:47 +01:00
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@doc """
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List participant for event (separate request)
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"""
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2019-03-01 17:11:28 +01:00
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def list_participants_for_event(_parent, %{uuid: uuid, page: page, limit: limit}, _resolution) do
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{:ok, Mobilizon.Events.list_participants_for_event(uuid, page, limit)}
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2018-11-06 10:30:27 +01:00
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end
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2018-11-12 23:30:47 +01:00
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@doc """
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List participants for event (through an event request)
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"""
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2019-01-21 15:08:22 +01:00
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def list_participants_for_event(%Event{uuid: uuid}, _args, _resolution) do
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{:ok, Mobilizon.Events.list_participants_for_event(uuid, 1, 10)}
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2018-11-12 23:30:47 +01:00
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end
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2019-04-11 18:25:32 +02:00
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@doc """
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List related events
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"""
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def list_related_events(
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2019-04-12 17:00:55 +02:00
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%Event{tags: tags, organizer_actor: organizer_actor, uuid: uuid},
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2019-04-11 18:25:32 +02:00
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_args,
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_resolution
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) do
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# We get the organizer's next public event
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events =
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[Events.get_actor_upcoming_public_event(organizer_actor, uuid)] |> Enum.filter(&is_map/1)
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2019-04-12 17:00:55 +02:00
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# We find similar events with the same tags
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2019-04-11 18:25:32 +02:00
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# uniq_by : It's possible event_from_same_actor is inside events_from_tags
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events =
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(events ++
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Events.find_similar_events_by_common_tags(
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tags,
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2019-04-12 17:00:55 +02:00
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@number_of_related_events
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2019-04-11 18:25:32 +02:00
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))
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|> uniq_events()
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# TODO: We should use tag_relations to find more appropriate events
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# We've considered all recommended events, so we fetch the latest events
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events =
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if @number_of_related_events - length(events) > 0 do
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(events ++
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Events.list_events(1, @number_of_related_events, :begins_on, :asc, true, true))
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|> uniq_events()
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else
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events
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end
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events =
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events
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# We remove the same event from the results
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|> Enum.filter(fn event -> event.uuid != uuid end)
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# We return only @number_of_related_events right now
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|> Enum.take(@number_of_related_events)
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{:ok, events}
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end
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2019-04-12 17:00:55 +02:00
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defp uniq_events(events), do: Enum.uniq_by(events, fn event -> event.uuid end)
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2019-02-01 15:38:35 +01:00
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@doc """
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Join an event for an actor
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"""
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def actor_join_event(
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_parent,
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%{actor_id: actor_id, event_id: event_id},
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%{
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context: %{
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current_user: user
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}
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}
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) do
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with {:is_owned, true, actor} <- User.owns_actor(user, actor_id),
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2019-08-14 17:45:11 +02:00
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{:has_event, {:ok, %Event{} = event}} <-
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{:has_event, Mobilizon.Events.get_event_full(event_id)},
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2019-02-01 15:38:35 +01:00
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{:error, :participant_not_found} <- Mobilizon.Events.get_participant(event_id, actor_id),
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2019-08-14 17:45:11 +02:00
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{:ok, _activity, participant} <- MobilizonWeb.API.Participations.join(event, actor),
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2019-02-01 15:38:35 +01:00
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participant <-
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Map.put(participant, :event, event)
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2019-05-28 10:51:02 +02:00
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|> Map.put(:actor, Person.proxify_pictures(actor)) do
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2019-02-01 15:38:35 +01:00
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{:ok, participant}
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else
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2019-08-14 17:45:11 +02:00
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{:has_event, _} ->
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{:error, "Event with this ID #{inspect(event_id)} doesn't exist"}
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2019-02-01 15:38:35 +01:00
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{:is_owned, false} ->
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{:error, "Actor id is not owned by authenticated user"}
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{:error, :event_not_found} ->
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{:error, "Event id not found"}
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{:ok, %Participant{}} ->
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{:error, "You are already a participant of this event"}
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end
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end
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def actor_join_event(_parent, _args, _resolution) do
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{:error, "You need to be logged-in to join an event"}
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end
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@doc """
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Leave an event for an actor
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"""
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def actor_leave_event(
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_parent,
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%{actor_id: actor_id, event_id: event_id},
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%{
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context: %{
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current_user: user
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}
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}
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) do
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2019-08-14 17:45:11 +02:00
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with {:is_owned, true, actor} <- User.owns_actor(user, actor_id),
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{:has_event, {:ok, %Event{} = event}} <-
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{:has_event, Mobilizon.Events.get_event_full(event_id)},
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{:ok, _activity, _participant} <- MobilizonWeb.API.Participations.leave(event, actor) do
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2019-02-01 15:38:35 +01:00
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{:ok, %{event: %{id: event_id}, actor: %{id: actor_id}}}
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else
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2019-08-14 17:45:11 +02:00
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{:has_event, _} ->
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{:error, "Event with this ID #{inspect(event_id)} doesn't exist"}
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2019-02-01 15:38:35 +01:00
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{:is_owned, false} ->
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{:error, "Actor id is not owned by authenticated user"}
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2019-02-07 17:57:49 +01:00
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{:only_organizer, true} ->
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{:error, "You can't leave event because you're the only event creator participant"}
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2019-02-01 15:38:35 +01:00
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{:error, :participant_not_found} ->
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{:error, "Participant not found"}
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end
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end
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def actor_leave_event(_parent, _args, _resolution) do
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{:error, "You need to be logged-in to leave an event"}
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end
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2018-12-14 17:41:55 +01:00
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@doc """
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Create an event
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"""
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2019-05-22 14:12:11 +02:00
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def create_event(_parent, args, %{context: %{current_user: _user}} = _resolution) do
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with {:ok, args} <- save_attached_picture(args),
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2019-07-30 10:35:29 +02:00
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{:ok, args} <- save_physical_address(args),
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{:ok, %Activity{data: %{"object" => %{"type" => "Event"} = _object}}, %Event{} = event} <-
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2019-01-21 15:08:22 +01:00
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MobilizonWeb.API.Events.create_event(args) do
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2019-07-30 10:35:29 +02:00
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{:ok, event}
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2018-12-14 17:41:55 +01:00
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end
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2018-11-06 10:30:27 +01:00
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end
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def create_event(_parent, _args, _resolution) do
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{:error, "You need to be logged-in to create events"}
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end
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2019-01-25 17:06:57 +01:00
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2019-05-22 14:12:11 +02:00
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# If we have an attached picture, just transmit it. It will be handled by
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# Mobilizon.Service.ActivityPub.Utils.make_picture_data/1
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2019-07-04 17:41:06 +02:00
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# However, we need to pass it's actor ID
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2019-05-22 14:12:11 +02:00
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@spec save_attached_picture(map()) :: {:ok, map()}
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2019-07-04 17:41:06 +02:00
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defp save_attached_picture(
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%{picture: %{picture: %{file: %Plug.Upload{} = _picture} = all_pic}} = args
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) do
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{:ok, Map.put(args, :picture, Map.put(all_pic, :actor_id, args.organizer_actor_id))}
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end
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2019-05-22 14:12:11 +02:00
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# Otherwise if we use a previously uploaded picture we need to fetch it from database
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@spec save_attached_picture(map()) :: {:ok, map()}
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defp save_attached_picture(%{picture: %{picture_id: picture_id}} = args) do
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with %Picture{} = picture <- Mobilizon.Media.get_picture(picture_id) do
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{:ok, Map.put(args, :picture, picture)}
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end
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end
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@spec save_attached_picture(map()) :: {:ok, map()}
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defp save_attached_picture(args), do: {:ok, args}
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2019-07-30 10:35:29 +02:00
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@spec save_physical_address(map()) :: {:ok, map()}
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defp save_physical_address(%{physical_address: %{url: physical_address_url}} = args) do
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with %Address{} = address <- Addresses.get_address_by_url(physical_address_url),
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args <- Map.put(args, :physical_address, address) do
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{:ok, args}
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end
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end
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# @spec save_physical_address(map()) :: {:ok, map()}
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# defp save_physical_address(%{physical_address: address} = args) do
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# with {:ok, %Address{} = address} <- Addresses.create_address(address),
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# args <- Map.put(args, :physical_address, address) do
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# {:ok, args}
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# end
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# end
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@spec save_physical_address(map()) :: {:ok, map()}
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defp save_physical_address(args), do: {:ok, args}
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2019-01-25 17:06:57 +01:00
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@doc """
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Delete an event
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"""
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def delete_event(_parent, %{event_id: event_id, actor_id: actor_id}, %{
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context: %{current_user: user}
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}) do
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with {:ok, %Event{} = event} <- Mobilizon.Events.get_event(event_id),
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2019-02-01 15:38:35 +01:00
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{:is_owned, true, _} <- User.owns_actor(user, actor_id),
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2019-01-25 17:06:57 +01:00
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{:event_can_be_managed, true} <- Event.can_event_be_managed_by(event, actor_id),
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event <- Mobilizon.Events.delete_event!(event) do
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{:ok, %{id: event.id}}
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else
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{:error, :event_not_found} ->
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{:error, "Event not found"}
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{:is_owned, false} ->
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{:error, "Actor id is not owned by authenticated user"}
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{:event_can_be_managed, false} ->
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{:error, "You cannot delete this event"}
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end
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end
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def delete_event(_parent, _args, _resolution) do
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{:error, "You need to be logged-in to delete an event"}
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end
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2018-11-06 10:30:27 +01:00
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end
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