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mobilizon/lib/service/notifications/scheduler.ex
Thomas Citharel 4144e9ffd0
Introduce group basic federation, event new page and notifications
Signed-off-by: Thomas Citharel <tcit@tcit.fr>
2020-06-03 16:01:26 +02:00

82 lines
2.5 KiB
Elixir

defmodule Mobilizon.Service.Notifications.Scheduler do
@moduledoc """
Allows to insert jobs
"""
alias Mobilizon.Actors.Actor
alias Mobilizon.Events.{Event, Participant}
alias Mobilizon.Service.Workers.Notification
alias Mobilizon.Users
alias Mobilizon.Users.Setting
require Logger
def before_event_notification(%Participant{
id: participant_id,
event: %Event{begins_on: begins_on},
actor: %Actor{user_id: user_id}
})
when not is_nil(user_id) do
case Users.get_setting(user_id) do
%Setting{notification_before_event: true} ->
Notification.enqueue(:before_event_notification, %{participant_id: participant_id},
scheduled_at: DateTime.add(begins_on, -3600, :second)
)
_ ->
{:ok, nil}
end
end
def before_event_notification(_), do: {:ok, nil}
def on_day_notification(%Participant{
event: %Event{begins_on: begins_on},
actor: %Actor{user_id: user_id}
})
when not is_nil(user_id) do
case Users.get_setting(user_id) do
%Setting{notification_on_day: true, timezone: timezone} ->
%DateTime{hour: hour} = begins_on_shifted = shift_zone(begins_on, timezone)
Logger.debug("Participation event start at #{inspect(begins_on_shifted)} (user timezone)")
send_date =
cond do
begins_on < DateTime.utc_now() ->
nil
hour > 8 ->
# If the event is after 8 o'clock
%{begins_on_shifted | hour: 8, minute: 0, second: 0, microsecond: {0, 0}}
true ->
# If the event is before 8 o'clock, we send the notification the day before,
# unless this is already passed
begins_on_shifted
|> DateTime.add(-24 * 3_600)
|> (&%{&1 | hour: 8, minute: 0, second: 0, microsecond: {0, 0}}).()
end
Logger.debug(
"Participation notification should be sent at #{inspect(send_date)} (user timezone)"
)
if DateTime.utc_now() > send_date do
{:ok, "Too late to send same day notifications"}
else
Notification.enqueue(:on_day_notification, %{user_id: user_id}, scheduled_at: send_date)
end
_ ->
{:ok, "User has disable on day notifications"}
end
end
def on_day_notification(_), do: {:ok, nil}
defp shift_zone(datetime, timezone) do
case DateTime.shift_zone(datetime, timezone) do
{:ok, shift_datetime} -> shift_datetime
{:error, _} -> datetime
end
end
end