add thumbnail_url to video

lib/algora/library/video.ex

@@ -13,6 +13,7 @@ defmodule Algora.Library.Video do
     field :type, Ecto.Enum, values: [vod: 1, livestream: 2]
     field :is_live, :boolean, default: false
     field :thumbnails_ready, :boolean, default: false
+    field :thumbnail_url, :string
     field :url, :string
     field :url_root, :string
     field :uuid, :string

priv/repo/migrations/20240306163651_add_thumbnail_url_to_video.exs

@@ -0,0 +1,19 @@
+defmodule Algora.Repo.Migrations.AddThumbnailUrlToVideo do
+  use Ecto.Migration
+
+  def up do
+    alter table("videos") do
+      add :thumbnail_url, :string
+    end
+
+    execute "update videos set thumbnail_url = format('%s/index.jpeg', url_root) where url_root is not null and thumbnails_ready = 't'"
+
+    execute "update videos set thumbnail_url = format('https://i.ytimg.com/vi/%s/hqdefault.jpg', substr(url,29)) where url like 'https://youtube.com/watch?v=%'"
+  end
+
+  def down do
+    alter table("videos") do
+      remove :thumbnail_url, :string
+    end
+  end
+end