Refactor media upload

Use Upload Media logic from Pleroma

Backend changes for picture upload

Move AS <-> Model conversion to separate module

Front changes

Downgrade apollo-client: https://github.com/Akryum/vue-apollo/issues/577

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/service/activity_pub/converters/actor.ex

@@ -0,0 +1,47 @@
+defmodule Mobilizon.Service.ActivityPub.Converters.Actor do
+  @moduledoc """
+  Actor converter
+
+  This module allows to convert events from ActivityStream format to our own internal one, and back
+  """
+  alias Mobilizon.Actors.Actor, as: ActorModel
+  alias Mobilizon.Service.ActivityPub.Converter
+
+  @behaviour Converter
+
+  @doc """
+  Converts an AP object data to our internal data structure
+  """
+  @impl Converter
+  @spec as_to_model_data(map()) :: map()
+  def as_to_model_data(object) do
+    %{
+      "type" => String.to_existing_atom(object["type"]),
+      "preferred_username" => object["preferred_username"],
+      "summary" => object["summary"],
+      "url" => object["url"],
+      "name" => object["name"]
+    }
+  end
+
+  @doc """
+  Convert an actor struct to an ActivityStream representation
+  """
+  @impl Converter
+  @spec model_to_as(ActorModel.t()) :: map()
+  def model_to_as(%ActorModel{} = actor) do
+    %{
+      "type" => Atom.to_string(actor.type),
+      "to" => ["https://www.w3.org/ns/activitystreams#Public"],
+      "preferred_username" => actor.preferred_username,
+      "name" => actor.name,
+      "summary" => actor.summary,
+      "following" => ActorModel.build_url(actor.preferred_username, :following),
+      "followers" => ActorModel.build_url(actor.preferred_username, :followers),
+      "inbox" => ActorModel.build_url(actor.preferred_username, :inbox),
+      "outbox" => ActorModel.build_url(actor.preferred_username, :outbox),
+      "id" => ActorModel.build_url(actor.preferred_username, :page),
+      "url" => actor.url
+    }
+  end
+end