mobilizon/lib/graphql/api/groups.ex

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defmodule Mobilizon.GraphQL.API.Groups do
@moduledoc """
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API for Groups.
"""
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alias Mobilizon.Actors
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alias Mobilizon.Actors.Actor
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alias Mobilizon.Federation.ActivityPub
alias Mobilizon.Federation.ActivityPub.Activity
alias Mobilizon.Service.Formatter.HTML
@doc """
Create a group
"""
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@spec create_group(map) :: {:ok, Activity.t(), Actor.t()} | any
def create_group(args) do
with preferred_username <-
args |> Map.get(:preferred_username) |> HTML.strip_tags() |> String.trim(),
{:existing_group, nil} <-
{:existing_group, Actors.get_local_actor_by_name(preferred_username)},
args <- args |> Map.put(:type, :Group),
{:ok, %Activity{} = activity, %Actor{} = group} <-
ActivityPub.create(:actor, args, true, %{"actor" => args.creator_actor.url}) do
{:ok, activity, group}
else
{:existing_group, _} ->
{:error, "A group with this name already exists"}
end
end
@spec create_group(map) :: {:ok, Activity.t(), Actor.t()} | any
def update_group(%{id: id} = args) do
with {:existing_group, {:ok, %Actor{type: :Group} = group}} <-
{:existing_group, Actors.get_group_by_actor_id(id)},
{:ok, %Activity{} = activity, %Actor{} = group} <-
ActivityPub.update(group, args, true, %{"actor" => args.updater_actor.url}) do
{:ok, activity, group}
else
{:existing_group, _} ->
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{:error, "A group with this name already exists"}
end
end
end