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/mobilizon/media/file.ex

@@ -0,0 +1,22 @@
+defmodule Mobilizon.Media.File do
+  @moduledoc """
+  Represents a file entity
+  """
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  embedded_schema do
+    field(:name, :string)
+    field(:url, :string)
+    field(:content_type, :string)
+
+    timestamps()
+  end
+
+  @doc false
+  def changeset(picture, attrs) do
+    picture
+    |> cast(attrs, [:name, :url, :content_type])
+    |> validate_required([:name, :url])
+  end
+end

lib/mobilizon/media/picture.ex

@@ -0,0 +1,21 @@
+defmodule Mobilizon.Media.Picture do
+  @moduledoc """
+  Represents a picture entity
+  """
+  use Ecto.Schema
+  import Ecto.Changeset
+  alias Mobilizon.Media.File
+
+  schema "pictures" do
+    embeds_one(:file, File, on_replace: :update)
+
+    timestamps()
+  end
+
+  @doc false
+  def changeset(picture, attrs) do
+    picture
+    |> cast(attrs, [])
+    |> cast_embed(:file)
+  end
+end