56 lines
1.6 KiB
Elixir
56 lines
1.6 KiB
Elixir
defmodule Mobilizon.Federation.ActivityStream.Converter.TodoList do
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@moduledoc """
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TodoList converter.
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This module allows to convert todo lists from ActivityStream format to our own
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internal one, and back.
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"""
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alias Mobilizon.Actors.Actor
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alias Mobilizon.Federation.ActivityPub.Actor, as: ActivityPubActor
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alias Mobilizon.Federation.ActivityStream.{Converter, Convertible}
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alias Mobilizon.Todos.TodoList
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@behaviour Converter
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defimpl Convertible, for: TodoList do
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alias Mobilizon.Federation.ActivityStream.Converter.TodoList, as: TodoListConverter
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defdelegate model_to_as(report), to: TodoListConverter
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end
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@doc """
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Convert an todo list struct to an ActivityStream representation
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"""
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@impl Converter
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@spec model_to_as(TodoList.t()) :: map
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def model_to_as(%TodoList{actor: %Actor{url: group_url} = _group} = todo_list) do
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%{
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"type" => "TodoList",
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"actor" => group_url,
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"id" => todo_list.url,
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"name" => todo_list.title,
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"published" => todo_list.published_at |> DateTime.to_iso8601()
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}
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end
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@doc """
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Converts an AP object data to our internal data structure.
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"""
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@impl Converter
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@spec as_to_model_data(map) :: map() | {:error, :group_not_found}
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def as_to_model_data(%{"type" => "TodoList", "actor" => actor_url} = object) do
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case ActivityPubActor.get_or_fetch_actor_by_url(actor_url) do
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{:ok, %Actor{type: :Group, id: group_id} = _group} ->
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%{
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title: object["name"],
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url: object["id"],
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actor_id: group_id,
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published_at: object["published"]
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}
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_ ->
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{:error, :group_not_found}
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end
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end
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end
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