Split event visibility and join options

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

Fix tests

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

Fix format

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

priv/repo/migrations/20190130151607_split_event_visibility_and_join_options.exs

@@ -0,0 +1,32 @@
+defmodule Mobilizon.Repo.Migrations.SplitEventVisibilityAndJoinOptions do
+  use Ecto.Migration
+  alias Mobilizon.Events.EventVisibilityEnum
+  alias Mobilizon.Events.JoinOptionsEnum
+
+  @doc """
+  EventVisibilityEnum has dropped some possible values, so we need to recreate it
+  """
+  def up do
+    execute "ALTER TABLE events ALTER COLUMN visibility TYPE VARCHAR USING visibility::text"
+    EventVisibilityEnum.drop_type
+    EventVisibilityEnum.create_type
+    execute "ALTER TABLE events ALTER COLUMN visibility TYPE event_visibility_type USING visibility::event_visibility_type"
+
+    JoinOptionsEnum.create_type
+    alter table(:events) do
+      add(:join_options, JoinOptionsEnum.type(), null: false, default: "free")
+    end
+  end
+
+  def down do
+    alter table(:events) do
+      remove(:join_options)
+    end
+    JoinOptionsEnum.drop_type
+
+    execute "ALTER TABLE events ALTER COLUMN visibility TYPE VARCHAR USING visibility::text"
+    EventVisibilityEnum.drop_type
+    EventVisibilityEnum.create_type
+    execute "ALTER TABLE events ALTER COLUMN visibility TYPE event_visibility_type USING visibility::event_visibility_type"
+  end
+end