mobilizon/lib/federation/activity_stream/converter/participant.ex

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defmodule Mobilizon.Federation.ActivityStream.Converter.Participant do
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@moduledoc """
Participant converter.
This module allows to convert reports from ActivityStream format to our own
internal one, and back.
"""
alias Mobilizon.Events.Participant, as: ParticipantModel
alias Mobilizon.Federation.ActivityStream.Convertible
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defimpl Convertible, for: ParticipantModel do
alias Mobilizon.Federation.ActivityStream.Converter.Participant, as: ParticipantConverter
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defdelegate model_to_as(participant), to: ParticipantConverter
end
@doc """
Convert an event struct to an ActivityStream representation.
"""
@spec model_to_as(ParticipantModel.t()) :: map
def model_to_as(%ParticipantModel{} = participant) do
%{
"type" => "Join",
"id" => participant.url,
"actor" => participant.actor.url,
"object" => participant.event.url,
"participationMessage" => Map.get(participant.metadata, :message)
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}
end
end