Search v1 (#19)

* Adds description to media items; hooks it up to indexing/media downloading

* Added a search method using postgres fulltext search

* Hooked up search functionality to the search form

* Added persistence to the search form when on search page

lib/pinchflat/media/media_item.ex

@@ -13,6 +13,7 @@ defmodule Pinchflat.Media.MediaItem do
   @allowed_fields ~w(
     title
     media_id
+    description
     original_url
     livestream
     media_downloaded_at
@@ -27,6 +28,7 @@ defmodule Pinchflat.Media.MediaItem do
   schema "media_items" do
     field :title, :string
     field :media_id, :string
+    field :description, :string
     field :original_url, :string
     field :livestream, :boolean, default: false
     field :media_downloaded_at, :utc_datetime
@@ -39,6 +41,8 @@ defmodule Pinchflat.Media.MediaItem do
     # Will very likely revisit because I can't leave well-enough alone.
     field :subtitle_filepaths, {:array, {:array, :string}}, default: []
 
+    field :matching_search_term, :string, virtual: true
+
     belongs_to :source, Source
 
     has_one :metadata, MediaMetadata, on_replace: :update