Bumped version

* Added error if provided regex is invalid

* improved test

.formatter.exs

@@ -1,3 +1,5 @@
+# TODO: figure out why my vscode extension doesn't respect the formatter.exs file
+# if it's in a subdirectory
 [
   import_deps: [:ecto, :ecto_sql, :phoenix],
   subdirectories: ["priv/*/migrations"],

.github/workflows/docker_release.yml

@@ -11,6 +11,12 @@ on:
         options:
           - 'linux/amd64'
           - 'linux/amd64,linux/arm64'
+      docker_tags:
+        type: string
+        description: 'Docker Tags'
+        required: true
+        default: 'dev'
+
   push:
     branches:
       - master
@@ -41,7 +47,8 @@ jobs:
           # All non-release actions will be tagged as `dev` (ie: push, workflow_dispatch)
           tags: |
             type=ref,event=tag
-            type=raw,value=dev,enable=${{ github.event_name != 'release' }}
+            type=raw,value=dev,enable=${{ github.event_name != 'release' && github.event_name != 'workflow_dispatch' }}
+            type=raw,value=${{ inputs.docker_tags }},enable=${{ github.event_name == 'workflow_dispatch' }}
           flavor: |
             latest=auto
 
@@ -68,7 +75,7 @@ jobs:
         uses: docker/build-push-action@v5
         with:
           context: .
-          file: ./selfhosted.Dockerfile
+          file: ./docker/selfhosted.Dockerfile
           # If the event is a release, use the release_arch, otherwise use the
           # platforms input if present, falling back to dev_arch
           platforms: ${{ github.event_name == 'release' && env.release_arch || (github.event.inputs.platforms || env.dev_arch) }}

.prettierignore

@@ -1,3 +0,0 @@
-assets/vendor/
-deps/
-_build/

README.md

@@ -71,8 +71,8 @@ If it doesn't work for your use case, please make a feature request! You can als
 
 ## Screenshots
 
-<img src="priv/static/images/app-form-screenshot.png" alt="Pinchflat screenshot" width="700" />
+<img src="priv/static/images/app-form-screenshot.jpg" alt="Pinchflat screenshot" width="700" />
-<img src="priv/static/images/app-screenshot.png" alt="Pinchflat screenshot" width="700" />
+<img src="priv/static/images/app-screenshot.jpg" alt="Pinchflat screenshot" width="700" />
 
 ## Installation
 
@@ -108,7 +108,7 @@ services:
 2. Prepare the docker image in one of the two ways below:
    - **From GHCR:** `docker pull ghcr.io/kieraneglin/pinchflat:latest`
      - NOTE: also available on Docker Hub at `keglin/pinchflat:latest`
-   - **Building locally:** `docker build . --file selfhosted.Dockerfile -t ghcr.io/kieraneglin/pinchflat:latest`
+   - **Building locally:** `docker build . --file docker/selfhosted.Dockerfile -t ghcr.io/kieraneglin/pinchflat:latest`
 3. Run the container:
 
 ```bash

docker-compose.ci.yml

@@ -1,9 +1,8 @@
-version: '3'
 services:
   phx:
     build:
       context: .
-      dockerfile: dev.Dockerfile
+      dockerfile: ./docker/dev.Dockerfile
     environment:
       - MIX_ENV=test
     volumes:

docker-compose.yml

@@ -1,14 +1,14 @@
-version: '3'
 services:
   phx:
     build:
       context: .
-      dockerfile: dev.Dockerfile
+      dockerfile: ./docker/dev.Dockerfile
     volumes:
       - '.:/app'
     ports:
       - '4008:4008'
-    command:
+    command: bash -c "chmod +x docker/docker-run.dev.sh && docker/docker-run.dev.sh"
-      - ./docker-run.dev.sh
     stdin_open: true
     tty: true
+    env_file:
+      - .env

docker/dev.Dockerfile

@@ -1,6 +1,6 @@
-ARG ELIXIR_VERSION=1.16.2
+ARG ELIXIR_VERSION=1.17.0
-ARG OTP_VERSION=26.2.2
+ARG OTP_VERSION=26.2.5
-ARG DEBIAN_VERSION=bookworm-20240130
+ARG DEBIAN_VERSION=bookworm-20240612-slim
 ARG DEV_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-debian-${DEBIAN_VERSION}"
 
 FROM ${DEV_IMAGE}
@@ -53,9 +53,6 @@ ENV LC_ALL en_US.UTF-8
 WORKDIR /app
 COPY . ./
 
-# Needs permissions to be updated AFTER the copy step
-RUN chmod +x ./docker-run.dev.sh
-
 # Install Elixir deps
 # RUN mix archive.install github hexpm/hex branch latest
 RUN mix deps.get

docker/selfhosted.Dockerfile

@@ -1,8 +1,8 @@
 # Find eligible builder and runner images on Docker Hub. We use Ubuntu/Debian
 # instead of Alpine to avoid DNS resolution issues in production.
-ARG ELIXIR_VERSION=1.16.2
+ARG ELIXIR_VERSION=1.17.0
-ARG OTP_VERSION=26.2.2
+ARG OTP_VERSION=26.2.5
-ARG DEBIAN_VERSION=bookworm-20240130-slim
+ARG DEBIAN_VERSION=bookworm-20240612-slim
 
 ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-debian-${DEBIAN_VERSION}"
 ARG RUNNER_IMAGE="debian:${DEBIAN_VERSION}"

lib/pinchflat/downloading/codec_parser.ex

@@ -1,82 +0,0 @@
-defmodule Pinchflat.Downloading.CodecParser do
-  @moduledoc """
-  Functions for generating yt-dlp codec strings
-  """
-
-  alias Pinchflat.Settings
-
-  @doc """
-  Generate a video codec string based on the value of the video_codec_preference setting.
-
-  Returns binary()
-  """
-  def generate_vcodec_string_from_settings do
-    generate_vcodec_string(Settings.get!(:video_codec_preference))
-  end
-
-  @doc """
-  Generate an audio codec string based on the value of the audio_codec_preference setting.
-
-  Returns binary()
-  """
-  def generate_acodec_string_from_settings do
-    generate_acodec_string(Settings.get!(:audio_codec_preference))
-  end
-
-  @doc """
-  Generate a video codec string from a list of video codecs.
-
-  If the list is nil or empty, the default video codec is AVC.
-
-  Returns binary()
-  """
-  def generate_vcodec_string(nil), do: "bestvideo[vcodec~='^avc']/bestvideo"
-  def generate_vcodec_string([]), do: generate_vcodec_string(nil)
-
-  def generate_vcodec_string(video_codecs) do
-    video_codecs
-    |> Enum.map(&video_codec_map()[&1])
-    |> Enum.reject(&is_nil/1)
-    |> Enum.map(&"bestvideo[vcodec~='^#{&1}']")
-    |> Enum.concat(["bestvideo"])
-    |> Enum.join("/")
-  end
-
-  @doc """
-  Generate an audio codec string from a list of audio codecs.
-
-  If the list is nil or empty, the default audio codec is MP4A.
-
-  Returns binary()
-  """
-  def generate_acodec_string(nil), do: "bestaudio[acodec~='^mp4a']/bestaudio"
-  def generate_acodec_string([]), do: generate_acodec_string(nil)
-
-  def generate_acodec_string(audio_codecs) do
-    audio_codecs
-    |> Enum.map(&audio_codec_map()[&1])
-    |> Enum.reject(&is_nil/1)
-    |> Enum.map(&"bestaudio[acodec~='^#{&1}']")
-    |> Enum.concat(["bestaudio"])
-    |> Enum.join("/")
-  end
-
-  @doc false
-  def video_codec_map do
-    %{
-      "av01" => "av01",
-      "avc" => "avc",
-      "vp9" => "vp0?9"
-    }
-  end
-
-  @doc false
-  def audio_codec_map do
-    %{
-      "aac" => "aac",
-      "mp4a" => "mp4a",
-      "mp3" => "mp3",
-      "opus" => "opus"
-    }
-  end
-end

lib/pinchflat/downloading/download_option_builder.ex

@@ -4,9 +4,9 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilder do
   """
 
   alias Pinchflat.Sources
+  alias Pinchflat.Settings
   alias Pinchflat.Sources.Source
   alias Pinchflat.Media.MediaItem
-  alias Pinchflat.Downloading.CodecParser
   alias Pinchflat.Downloading.OutputPathBuilder
 
   alias Pinchflat.Utils.FilesystemUtils, as: FSUtils
@@ -122,13 +122,13 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilder do
   end
 
   defp quality_options(media_profile) do
-    vcodec_string = CodecParser.generate_vcodec_string_from_settings()
+    vcodec = Settings.get!(:video_codec_preference)
-    acodec_string = CodecParser.generate_acodec_string_from_settings()
+    acodec = Settings.get!(:audio_codec_preference)
 
     case media_profile.preferred_resolution do
       # Also be aware that :audio disabled all embedding options for subtitles
       :audio ->
-        [:extract_audio, format: "#{acodec_string}/best"]
+        [:extract_audio, format_sort: "+acodec:#{acodec}"]
 
       resolution_atom ->
         {resolution_string, _} =
@@ -137,10 +137,9 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilder do
           |> Integer.parse()
 
         [
-          format_sort: "res:#{resolution_string}",
           # Since Plex doesn't support reading metadata from MKV
           remux_video: "mp4",
-          format: "((#{vcodec_string})+(#{acodec_string}))/best"
+          format_sort: "res:#{resolution_string},+codec:#{vcodec}:#{acodec}"
         ]
     end
   end

lib/pinchflat/downloading/media_downloader.ex

@@ -84,7 +84,7 @@ defmodule Pinchflat.Downloading.MediaDownloader do
           # IDEA: might be worth kicking off a job for this since thumbnail fetching
           # could fail and I want to handle that in isolation
           metadata_filepath: MetadataFileHelpers.compress_and_store_metadata_for(media_with_preloads, parsed_json),
-          thumbnail_filepath: MetadataFileHelpers.download_and_store_thumbnail_for(media_with_preloads, parsed_json)
+          thumbnail_filepath: MetadataFileHelpers.download_and_store_thumbnail_for(media_with_preloads)
         }
       })
 

lib/pinchflat/fast_indexing/fast_indexing_helpers.ex

@@ -13,12 +13,13 @@ defmodule Pinchflat.FastIndexing.FastIndexingHelpers do
   alias Pinchflat.Media
   alias Pinchflat.Sources.Source
   alias Pinchflat.FastIndexing.YoutubeRss
+  alias Pinchflat.FastIndexing.YoutubeApi
   alias Pinchflat.Downloading.DownloadingHelpers
 
   alias Pinchflat.YtDlp.Media, as: YtDlpMedia
 
   @doc """
-  Fetches new media IDs from a source's YouTube RSS feed, indexes them, and kicks off downloading
+  Fetches new media IDs for a source from YT's API or RSS, indexes them, and kicks off downloading
   tasks for any pending media items. See comments in `FastIndexingWorker` for more info on the
   order of operations and how this fits into the indexing process.
 
@@ -26,7 +27,7 @@ defmodule Pinchflat.FastIndexing.FastIndexingHelpers do
   downloaded_.
   """
   def kickoff_download_tasks_from_youtube_rss_feed(%Source{} = source) do
-    {:ok, media_ids} = YoutubeRss.get_recent_media_ids_from_rss(source)
+    {:ok, media_ids} = get_recent_media_ids(source)
     existing_media_items = list_media_items_by_media_id_for(source, media_ids)
     new_media_ids = media_ids -- Enum.map(existing_media_items, & &1.media_id)
 
@@ -47,6 +48,17 @@ defmodule Pinchflat.FastIndexing.FastIndexingHelpers do
     Enum.filter(maybe_new_media_items, & &1)
   end
 
+  # If possible, use the YouTube API to fetch media IDs. If that fails, fall back to the RSS feed.
+  # If the YouTube API isn't set up, just use the RSS feed.
+  defp get_recent_media_ids(source) do
+    with true <- YoutubeApi.enabled?(),
+         {:ok, media_ids} <- YoutubeApi.get_recent_media_ids(source) do
+      {:ok, media_ids}
+    else
+      _ -> YoutubeRss.get_recent_media_ids(source)
+    end
+  end
+
   defp list_media_items_by_media_id_for(source, media_ids) do
     MediaQuery.new()
     |> where(^dynamic([mi], ^MediaQuery.for_source(source) and mi.media_id in ^media_ids))

lib/pinchflat/fast_indexing/youtube_api.ex

@@ -0,0 +1,92 @@
+defmodule Pinchflat.FastIndexing.YoutubeApi do
+  @moduledoc """
+  Methods for interacting with the YouTube API for fast indexing
+  """
+
+  require Logger
+
+  alias Pinchflat.Settings
+  alias Pinchflat.Sources.Source
+  alias Pinchflat.Utils.FunctionUtils
+  alias Pinchflat.FastIndexing.YoutubeBehaviour
+
+  @behaviour YoutubeBehaviour
+
+  @doc """
+  Determines if the YouTube API is enabled for fast indexing by checking
+  if the user has an API key set
+
+  Returns boolean()
+  """
+  @impl YoutubeBehaviour
+  def enabled?(), do: is_binary(api_key())
+
+  @doc """
+  Fetches the recent media IDs from the YouTube API for a given source.
+
+  Returns {:ok, [binary()]} | {:error, binary()}
+  """
+  @impl YoutubeBehaviour
+  def get_recent_media_ids(%Source{} = source) do
+    api_response =
+      source
+      |> determine_playlist_id()
+      |> do_api_request()
+
+    case api_response do
+      {:ok, parsed_json} -> get_media_ids_from_response(parsed_json)
+      {:error, reason} -> {:error, reason}
+    end
+  end
+
+  # The UC prefix is for channels which won't work with this API endpoint. Swapping
+  # the prefix to UU will get us the playlist that represents the channel's uploads
+  defp determine_playlist_id(%{collection_id: c_id}) do
+    String.replace_prefix(c_id, "UC", "UU")
+  end
+
+  defp do_api_request(playlist_id) do
+    Logger.debug("Fetching recent media IDs from YouTube API for playlist: #{playlist_id}")
+
+    playlist_id
+    |> construct_api_endpoint()
+    |> http_client().get(accept: "application/json")
+    |> case do
+      {:ok, response} ->
+        Phoenix.json_library().decode(response)
+
+      {:error, reason} ->
+        Logger.error("Failed to fetch YouTube API: #{inspect(reason)}")
+        {:error, reason}
+    end
+  end
+
+  defp get_media_ids_from_response(parsed_json) do
+    parsed_json
+    |> Map.get("items", [])
+    |> Enum.map(fn item ->
+      item
+      |> Map.get("contentDetails", %{})
+      |> Map.get("videoId", nil)
+    end)
+    |> Enum.reject(&is_nil/1)
+    |> Enum.uniq()
+    |> FunctionUtils.wrap_ok()
+  end
+
+  defp api_key do
+    Settings.get!(:youtube_api_key)
+  end
+
+  defp construct_api_endpoint(playlist_id) do
+    api_base = "https://youtube.googleapis.com/youtube/v3/playlistItems"
+    property_type = "contentDetails"
+    max_results = 50
+
+    "#{api_base}?part=#{property_type}&maxResults=#{max_results}&playlistId=#{playlist_id}&key=#{api_key()}"
+  end
+
+  defp http_client do
+    Application.get_env(:pinchflat, :http_client, Pinchflat.HTTP.HTTPClient)
+  end
+end

lib/pinchflat/fast_indexing/youtube_behaviour.ex

@@ -0,0 +1,11 @@
+defmodule Pinchflat.FastIndexing.YoutubeBehaviour do
+  @moduledoc """
+  This module defines the behaviour for clients that interface with YouTube
+  for the purpose of fast indexing.
+  """
+
+  alias Pinchflat.Sources.Source
+
+  @callback enabled?() :: boolean()
+  @callback get_recent_media_ids(%Source{}) :: {:ok, [String.t()]} | {:error, String.t()}
+end

lib/pinchflat/fast_indexing/youtube_rss.ex

@@ -1,18 +1,31 @@
 defmodule Pinchflat.FastIndexing.YoutubeRss do
   @moduledoc """
-  Methods for interacting with YouTube RSS feeds
+  Methods for interacting with YouTube RSS feeds for fast indexing
   """
 
   require Logger
 
   alias Pinchflat.Sources.Source
+  alias Pinchflat.FastIndexing.YoutubeBehaviour
+
+  @behaviour YoutubeBehaviour
+
+  @doc """
+  Determines if the YouTube RSS feed is enabled for fast indexing. Used to satisfy
+  the `YoutubeBehaviour` behaviour.
+
+  Returns true
+  """
+  @impl YoutubeBehaviour
+  def enabled?(), do: true
 
   @doc """
   Fetches the recent media IDs from a YouTube RSS feed for a given source.
 
   Returns {:ok, [binary()]} | {:error, binary()}
   """
-  def get_recent_media_ids_from_rss(%Source{} = source) do
+  @impl YoutubeBehaviour
+  def get_recent_media_ids(%Source{} = source) do
     Logger.debug("Fetching recent media IDs from YouTube RSS feed for source: #{source.collection_id}")
 
     case http_client().get(rss_url_for_source(source)) do

lib/pinchflat/http/http_client.ex

@@ -21,9 +21,11 @@ defmodule Pinchflat.HTTP.HTTPClient do
   """
   @impl HTTPBehaviour
   def get(url, headers \\ [], opts \\ []) do
+    headers = parse_headers(headers)
+
     case :httpc.request(:get, {url, headers}, [], opts) do
       {:ok, {{_version, 200, _reason_phrase}, _headers, body}} ->
-        {:ok, body}
+        {:ok, to_string(body)}
 
       {:ok, {{_version, status_code, reason_phrase}, _headers, _body}} ->
         {:error, "HTTP request failed with status code #{status_code}: #{reason_phrase}"}
@@ -32,4 +34,8 @@ defmodule Pinchflat.HTTP.HTTPClient do
         {:error, "HTTP request failed: #{reason}"}
     end
   end
+
+  defp parse_headers(headers) do
+    Enum.map(headers, fn {k, v} -> {to_charlist(k), to_charlist(v)} end)
+  end
 end

lib/pinchflat/media/media_item.ex

@@ -130,7 +130,31 @@ defmodule Pinchflat.Media.MediaItem do
     ~w(__meta__ __struct__ metadata tasks media_items_search_index)a
   end
 
+  # Run it on new records no matter what. The method we delegate to
+  # will handle the case where `uploaded_at` is `nil`
+  defp update_upload_date_index(%{data: %{id: nil}} = changeset) do
+    do_update_upload_date_index(changeset)
+  end
+
+  # For the update case, we only want to recalculate if the day itself has changed.
+  # For instance, this is useful in the migration from `upload_date` to `uploaded_at`
   defp update_upload_date_index(%{changes: changes} = changeset) when is_map_key(changes, :uploaded_at) do
+    old_uploaded_at = changeset.data.uploaded_at
+    new_uploaded_at = get_change(changeset, :uploaded_at)
+    upload_dates_match = DateTime.to_date(old_uploaded_at) == DateTime.to_date(new_uploaded_at)
+
+    if upload_dates_match do
+      changeset
+    else
+      do_update_upload_date_index(changeset)
+    end
+  end
+
+  # If the record is persisted and the `uploaded_at` field is not being changed,
+  # we don't need to recalculate the index.
+  defp update_upload_date_index(changeset), do: changeset
+
+  defp do_update_upload_date_index(%{changes: changes} = changeset) when is_map_key(changes, :uploaded_at) do
     source_id = get_field(changeset, :source_id)
     source = Sources.get_source!(source_id)
     # Channels should count down from 99, playlists should count up from 0
@@ -151,7 +175,7 @@ defmodule Pinchflat.Media.MediaItem do
     end
   end
 
-  defp update_upload_date_index(changeset), do: changeset
+  defp do_update_upload_date_index(changeset), do: changeset
 
   defimpl Jason.Encoder, for: MediaItem do
     def encode(value, opts) do

lib/pinchflat/metadata/metadata_file_helpers.ex

@@ -11,6 +11,8 @@ defmodule Pinchflat.Metadata.MetadataFileHelpers do
 
   alias Pinchflat.Utils.FilesystemUtils
 
+  alias Pinchflat.YtDlp.Media, as: YtDlpMedia
+
   @doc """
   Returns the directory where metadata for a database record should be stored.
 
@@ -47,42 +49,26 @@ defmodule Pinchflat.Metadata.MetadataFileHelpers do
   Returns {:ok, map()} | {:error, any}
   """
   def read_compressed_metadata(filepath) do
-    {:ok, json} = File.open(filepath, [:read, :compressed], &IO.read(&1, :all))
+    {:ok, json} = File.open(filepath, [:read, :compressed], &IO.read(&1, :eof))
 
     Phoenix.json_library().decode(json)
   end
 
   @doc """
   Downloads and stores a thumbnail for a media item, returning the filepath.
-  Chooses the highest quality thumbnail available (preferring jpg). Returns
+  Chooses the highest quality thumbnail available and converts it to a JPG
-  nil if no thumbnails are available.
+
+  Returns nil if no thumbnail is available or if yt-dlp encounters an error
 
   Returns binary() | nil
   """
-  def download_and_store_thumbnail_for(database_record, metadata_map) do
+  def download_and_store_thumbnail_for(database_record) do
-    thumbnails =
+    yt_dlp_filepath = generate_filepath_for(database_record, "thumbnail.%(ext)s")
-      (metadata_map["thumbnails"] || [])
+    real_filepath = generate_filepath_for(database_record, "thumbnail.jpg")
-      # Give it a low preference if the `preference` key doesn't exist
-      |> Enum.map(&Map.put_new(&1, "preference", -1000))
-      # Give it a low preference if image isn't a jpg
-      |> Enum.map(fn t ->
-        preference_weight = if String.ends_with?(t["url"], ".jpg"), do: t["preference"], else: t["preference"] - 1000
 
-        Map.put(t, "preference", preference_weight)
+    case YtDlpMedia.download_thumbnail(database_record.original_url, output: yt_dlp_filepath) do
-      end)
+      {:ok, _} -> real_filepath
-
+      _ -> nil
-    case Enum.sort_by(thumbnails, & &1["preference"], :desc) do
-      [thumbnail_map | _] ->
-        thumbnail_url = thumbnail_map["url"]
-        filepath = generate_filepath_for(database_record, Path.basename(thumbnail_url))
-        thumbnail_blob = fetch_thumbnail_from_url(thumbnail_url)
-
-        :ok = FilesystemUtils.write_p!(filepath, thumbnail_blob)
-
-        filepath
-
-      _ ->
-        nil
     end
   end
 
@@ -138,13 +124,6 @@ defmodule Pinchflat.Metadata.MetadataFileHelpers do
     end
   end
 
-  defp fetch_thumbnail_from_url(url) do
-    http_client = Application.get_env(:pinchflat, :http_client, Pinchflat.HTTP.HTTPClient)
-    {:ok, body} = http_client.get(url, [], body_format: :binary)
-
-    body
-  end
-
   defp generate_filepath_for(database_record, filename) do
     Path.join([
       metadata_directory_for(database_record),

lib/pinchflat/settings/setting.ex

@@ -13,17 +13,15 @@ defmodule Pinchflat.Settings.Setting do
     :apprise_version,
     :apprise_server,
     :video_codec_preference,
-    :audio_codec_preference
+    :audio_codec_preference,
-  ]
+    :youtube_api_key
-
-  @virtual_fields [
-    :video_codec_preference_string,
-    :audio_codec_preference_string
   ]
 
   @required_fields ~w(
     onboarding
     pro_enabled
+    video_codec_preference
+    audio_codec_preference
   )a
 
   schema "settings" do
@@ -32,43 +30,16 @@ defmodule Pinchflat.Settings.Setting do
     field :yt_dlp_version, :string
     field :apprise_version, :string
     field :apprise_server, :string
+    field :youtube_api_key, :string
 
-    field :video_codec_preference, {:array, :string}, default: []
+    field :video_codec_preference, :string
-    field :audio_codec_preference, {:array, :string}, default: []
+    field :audio_codec_preference, :string
-    field :video_codec_preference_string, :string, default: nil, virtual: true
-    field :audio_codec_preference_string, :string, default: nil, virtual: true
   end
 
   @doc false
   def changeset(setting, attrs) do
     setting
     |> cast(attrs, @allowed_fields)
-    |> cast(attrs, @virtual_fields, empty_values: [])
-    |> convert_codec_preference_strings()
     |> validate_required(@required_fields)
   end
-
-  defp convert_codec_preference_strings(changeset) do
-    fields = [
-      video_codec_preference_string: :video_codec_preference,
-      audio_codec_preference_string: :audio_codec_preference
-    ]
-
-    Enum.reduce(fields, changeset, fn {virtual_field, actual_field}, changeset ->
-      case get_change(changeset, virtual_field) do
-        nil ->
-          changeset
-
-        value ->
-          new_value =
-            value
-            |> String.split(">")
-            |> Enum.map(&String.trim/1)
-            |> Enum.reject(&(String.trim(&1) == ""))
-            |> Enum.map(&String.downcase/1)
-
-          put_change(changeset, actual_field, new_value)
-      end
-    end)
-  end
 end

lib/pinchflat/sources/source.ex

@@ -112,9 +112,11 @@ defmodule Pinchflat.Sources.Source do
     |> dynamic_default(:custom_name, fn cs -> get_field(cs, :collection_name) end)
     |> dynamic_default(:uuid, fn _ -> Ecto.UUID.generate() end)
     |> validate_required(required_fields)
+    |> validate_title_regex()
     |> validate_number(:retention_period_days, greater_than_or_equal_to: 0)
     # Ensures it ends with `.{{ ext }}` or `.%(ext)s` or similar (with a little wiggle room)
     |> validate_format(:output_path_template_override, MediaProfile.ext_regex(), message: "must end with .{{ ext }}")
+    |> validate_format(:original_url, youtube_channel_or_playlist_regex(), message: "must be a channel or playlist URL")
     |> cast_assoc(:metadata, with: &SourceMetadata.changeset/2, required: false)
     |> unique_constraint([:collection_id, :media_profile_id, :title_filter_regex], error_key: :original_url)
   end
@@ -128,7 +130,7 @@ defmodule Pinchflat.Sources.Source do
   @doc false
   def fast_index_frequency do
     # minutes
-    15
+    10
   end
 
   @doc false
@@ -141,6 +143,22 @@ defmodule Pinchflat.Sources.Source do
     ~w(__meta__ __struct__ metadata tasks media_items)a
   end
 
+  def youtube_channel_or_playlist_regex do
+    # Validate that the original URL is not a video URL
+    # Also matches if the string does NOT contain youtube.com or youtu.be. This preserves my tenuous support
+    # for non-youtube sources.
+    ~r<^(?:(?!youtube\.com/(watch|shorts|embed)|youtu\.be).)*$>
+  end
+
+  defp validate_title_regex(%{changes: %{title_filter_regex: regex}} = changeset) when is_binary(regex) do
+    case Ecto.Adapters.SQL.query(Repo, "SELECT regexp_like('', ?)", [regex]) do
+      {:ok, _} -> changeset
+      _ -> add_error(changeset, :title_filter_regex, "is invalid")
+    end
+  end
+
+  defp validate_title_regex(changeset), do: changeset
+
   defimpl Jason.Encoder, for: Source do
     def encode(value, opts) do
       value

lib/pinchflat/yt_dlp/media.ex

@@ -46,6 +46,20 @@ defmodule Pinchflat.YtDlp.Media do
     end
   end
 
+  @doc """
+  Downloads a thumbnail for a single piece of media. Usually used for
+  downloading thumbnails for internal use
+
+  Returns {:ok, ""} | {:error, any, ...}.
+  """
+  def download_thumbnail(url, command_opts \\ []) do
+    opts = [:no_simulate, :skip_download, :write_thumbnail, convert_thumbnail: "jpg"] ++ command_opts
+
+    # NOTE: it doesn't seem like this command actually returns anything in `after_move` since
+    # we aren't downloading the main media file
+    backend_runner().run(url, opts, "after_move:%()j")
+  end
+
   @doc """
   Returns a map representing the media at the given URL.
 

lib/pinchflat_web/controllers/settings/setting_html.ex

@@ -1,8 +1,6 @@
 defmodule PinchflatWeb.Settings.SettingHTML do
   use PinchflatWeb, :html
 
-  alias Pinchflat.Downloading.CodecParser
-
   embed_templates "setting_html/*"
 
   @doc """
@@ -16,9 +14,14 @@ defmodule PinchflatWeb.Settings.SettingHTML do
 
   def apprise_server_help do
     url = "https://github.com/caronc/apprise/wiki/URLBasics"
-    classes = "underline decoration-bodydark decoration-1 hover:decoration-white"
 
-    ~s(Server endpoint for Apprise notifications when new media is found. See <a href="#{url}" class="#{classes}" target="_blank">Apprise docs</a> for more information)
+    ~s(Server endpoint for Apprise notifications when new media is found. See <a href="#{url}" class="#{help_link_classes()}" target="_blank">Apprise docs</a> for more information)
+  end
+
+  def youtube_api_help do
+    url = "https://github.com/kieraneglin/pinchflat/wiki/Generating-a-YouTube-API-key"
+
+    ~s(API key for YouTube Data API v3. Greatly improves the accuracy of Fast Indexing. See <a href="#{url}" class="#{help_link_classes()}" target="_blank">here</a> for details on generating an API key)
   end
 
   def diagnostic_info_string do
@@ -30,4 +33,8 @@ defmodule PinchflatWeb.Settings.SettingHTML do
     - Timezone: #{Application.get_env(:pinchflat, :timezone)}
     """
   end
+
+  defp help_link_classes do
+    "underline decoration-bodydark decoration-1 hover:decoration-white"
+  end
 end

lib/pinchflat_web/controllers/settings/setting_html/codec_settings_help.html.heex

@@ -1,17 +1,17 @@
 <aside>
-  <h2 class="text-xl font-bold mb-2">Codec Preferences</h2>
+  <h2 class="text-xl font-bold mb-2">Codec Preference</h2>
   <section class="ml-2 md:ml-4 mb-2 max-w-prose">
-    <section>
+    <p>
-      Available video codecs:
+      Some users may want to specify the audio codec that <code class="text-sm">yt-dlp</code>
-      <ul class="list-disc ml-8">
+      searches for when downloading content. For these users, you can specify one audio and video
-        <li :for={{codec, _} <- CodecParser.video_codec_map()}><%= codec %></li>
+      codec to prefer above all others.
-      </ul>
+    </p>
-    </section>
+    <p class="mt-4">
-    <section class="mt-4">
+      NOTE: this is a <em>soft</em>
-      Available audio codecs:
+      preference. If the codec you specify is not available, <code class="text-sm">yt-dlp</code>
-      <ul class="list-disc ml-8">
+      will download the next best available codec. This is expected and intended behavior.
-        <li :for={{codec, _} <- CodecParser.audio_codec_map()}><%= codec %></li>
+      <.inline_link href="https://github.com/yt-dlp/yt-dlp#sorting-formats">See here</.inline_link>
-      </ul>
+      for more information and a list of available codecs.
-    </section>
+    </p>
   </section>
 </aside>

lib/pinchflat_web/controllers/settings/setting_html/setting_form.html.heex

@@ -15,7 +15,7 @@
         Notification Settings
       </h3>
       <span class="cursor-pointer hover:underline" x-on:click="advancedMode = !advancedMode">
-        Editing Mode: <span x-text="advancedMode ? 'Advanced' : 'Basic'"></span>
+        Editing Mode: <span x-text="advancedMode ? 'Advanced' : 'Standard'"></span>
       </span>
     </section>
 
@@ -26,7 +26,25 @@
     ) %>
   </section>
 
-  <section class="mt-10" x-show="advancedMode">
+  <section class="mt-8">
+    <section>
+      <h3 class="text-2xl text-black dark:text-white">
+        Indexing Settings
+      </h3>
+
+      <.input
+        field={f[:youtube_api_key]}
+        placeholder="ABC123"
+        type="text"
+        label="YouTube API Key"
+        help={youtube_api_help()}
+        html_help={true}
+        inputclass="font-mono text-sm mr-4"
+      />
+    </section>
+  </section>
+
+  <section class="mt-8" x-show="advancedMode">
     <section>
       <h3 class="text-2xl text-black dark:text-white">
         Codec Options
@@ -37,24 +55,20 @@
       </p>
 
       <.input
-        id="video_codec_preference_string"
+        field={f[:video_codec_preference]}
-        name="setting[video_codec_preference_string]"
+        placeholder="avc"
-        value={Enum.join(f[:video_codec_preference].value, ">")}
-        placeholder="avc>vp9>av01"
         type="text"
         label="Video Codec Preference"
-        help="Order of preference for video codecs. Separate with >. Will be remuxed into an MP4 container. See below for available codecs"
+        help="Video codec preference. Will be remuxed into an MP4 container. See below for more details"
         inputclass="font-mono text-sm mr-4"
       />
 
       <.input
-        id="audio_codec_preference_string"
+        field={f[:audio_codec_preference]}
-        name="setting[audio_codec_preference_string]"
+        placeholder="m4a"
-        value={Enum.join(f[:audio_codec_preference].value, ">")}
-        placeholder="mp4a>opus>aac"
         type="text"
         label="Audio Codec Preference"
-        help="Order of preference for audio codecs. Separate with >. See below for available codecs"
+        help="Audio codec preference. See below for more details"
         inputclass="font-mono text-sm mr-4"
       />
     </section>

lib/pinchflat_web/controllers/sources/source_html.ex

@@ -15,6 +15,7 @@ defmodule PinchflatWeb.Sources.SourceHTML do
   def friendly_index_frequencies do
     [
       {"Only once when first created", -1},
+      {"30 minutes", 30},
       {"1 Hour", 60},
       {"3 Hours", 3 * 60},
       {"6 Hours", 6 * 60},

lib/pinchflat_web/controllers/sources/source_html/fast_indexing_help.html.heex

@@ -1,21 +1,63 @@
 <aside>
-  <h2 class="text-xl font-bold mb-2">What is fast indexing (experimental)?</h2>
+  <h2 class="text-2xl font-bold mb-2">What is fast indexing?</h2>
   <section class="ml-2 md:ml-4 mb-4 max-w-prose">
     <p>
       Indexing is the act of scanning a channel or playlist (aka: source) for new media.
     </p>
     <p class="mt-2">
       Normal indexing uses <code class="text-sm">yt-dlp</code>
-      to scan the entire source on your specified frequency, but it's very slow for large sources. This is the most accurate way to find uploaded media with the tradeoff being that pairing a large source with a low index frequency will result in you spending most of your time indexing. Only so many indexing operations can be running at the same time, so this can impact your other source's ability to index.
+      to scan the entire source on your specified frequency, but it's very slow for large sources. This is the most accurate way to find uploaded media with the tradeoff being that pairing a large source that's indexed frequently will result in you spending most of your time indexing. Only so many indexing operations can be running at the same time so this can impact your other source's ability to index.
     </p>
     <p class="mt-2">
-      Fast indexing takes a different approach. It still does an initial scan the slow way but after that it uses an RSS feed to frequently check for new videos. This has the potential to be hundreds of times faster, but it can miss videos if the uploader un-privates an old video or uploads dozens of videos in the space of a few minutes. It works well for most channels or playlists but it's not perfect.
+      Fast indexing takes a different approach. It still does an initial scan the slow way but after that it uses a secondary mechanism (either RSS or YouTube's API) to frequently check for new videos. This has the potential to be hundreds of times faster, but it can miss videos if the uploader un-privates an old video or uploads dozens of videos in the space of a few minutes.
+    </p>
+    <p class="mt-2">
+      RSS is used by default but you should enable the YouTube API if you want the best version of fast indexing. This isn't needed for most users but it provides the fastest and most reliable media updates.
+      <.inline_link href="https://github.com/kieraneglin/pinchflat/wiki/Generating-a-YouTube-API-key">
+        Here is some documentation
+      </.inline_link>
+      on how to get your API key which you can add in the
+      <.inline_link href={~p"/settings"}>
+        settings
+      </.inline_link>
+      page.
     </p>
     <p class="mt-2">
       To make up for this limitation, a normal index is still run monthly to catch any videos that were missed by fast indexing. Fast indexing overrides the normal index frequency.
     </p>
-    <p class="mt-2">
+    <p class="mt-4">
-      Fast indexing is experimental so please report any issues on GitHub. It's only recommended for sources with over 200-ish videos and that upload frequently. Not recommended for small or inactive sources.
+      <h4 class="font-bold text-xl">TL;DR</h4>
+
+      <strong class="mt-2 inline-block">In general:</strong>
+      <ul class="list-disc list-inside ml-2 md:ml-5">
+        <li>
+          Uses RSS by default which is fine for most users
+        </li>
+        <li>
+          <.inline_link href="https://github.com/kieraneglin/pinchflat/wiki/Generating-a-YouTube-API-key">
+            Create a YouTube API key
+          </.inline_link>
+          and add it in your
+          <.inline_link href={~p"/settings"}>
+            settings
+          </.inline_link>
+          for the fastest possible media updates
+        </li>
+      </ul>
+
+      <strong class="mt-2 inline-block">Fast indexing is great if any of these apply:</strong>
+      <ul class="list-disc list-inside ml-2 md:ml-5">
+        <li>The source is large channel and uploads frequently</li>
+        <li>You want to download a source's new content as soon as possible</li>
+      </ul>
+
+      <strong class="mt-2 inline-block">Consider <em>not</em> using fast indexing if any of these apply:</strong>
+      <ul class="list-disc list-inside ml-2 md:ml-5">
+        <li>The source is a playlist</li>
+        <li>The source has under 200 videos</li>
+        <li>The source rarely uploads</li>
+        <li>You don't mind if it takes longer for new content to be picked up</li>
+      </ul>
     </p>
   </section>
 </aside>

lib/pinchflat_web/controllers/sources/source_html/source_form.html.heex

@@ -15,7 +15,7 @@
         General Options
       </h3>
       <span class="cursor-pointer hover:underline" x-on:click="advancedMode = !advancedMode">
-        Editing Mode: <span x-text="advancedMode ? 'Advanced' : 'Basic'"></span>
+        Editing Mode: <span x-text="advancedMode ? 'Advanced' : 'Standard'"></span>
       </span>
     </section>
 
@@ -49,7 +49,7 @@
         label="Index Frequency"
         x-bind:disabled="fastIndexingEnabled == true"
         x-init="$watch('fastIndexingEnabled', v => v && ($el.value = 30 * 24 * 60))"
-        help="Indexing is the process of checking for media to download. Sets the time between one index of this source finishing and the next one starting"
+        help="Indexing is the process of checking for media to download. For best results, set this to the longest delay you can tolerate for this source"
       />
 
       <div phx-click={show_modal("upgrade-modal")}>
@@ -58,7 +58,7 @@
           type="toggle"
           label="Use Fast Indexing"
           label_suffix="(pro)"
-          help="Experimental. Overrides 'Index Frequency'. Recommended for large channels that upload frequently. Does not work with private playlists. See below for more info"
+          help="Not recommended for playlists. Overrides 'Index Frequency'. See below for more details (seriously, there's a TL;DR that's worth reading)"
           x-init="
           // `enabled` is the data attribute that the toggle uses internally
           fastIndexingEnabled = enabled

mix.exs

@@ -4,8 +4,8 @@ defmodule Pinchflat.MixProject do
   def project do
     [
       app: :pinchflat,
-      version: "2024.5.30",
+      version: "2024.6.25",
-      elixir: "~> 1.16",
+      elixir: "~> 1.17",
       elixirc_paths: elixirc_paths(Mix.env()),
       start_permanent: Mix.env() == :prod,
       aliases: aliases(),
@@ -71,7 +71,7 @@ defmodule Pinchflat.MixProject do
       {:nimble_parsec, "~> 1.4"},
       {:timex, "~> 3.0"},
       {:mox, "~> 1.0", only: :test},
-      {:credo, "~> 1.7", only: [:dev, :test], runtime: false},
+      {:credo, "~> 1.7.7", only: [:dev, :test], runtime: false},
       {:credo_naming, "~> 2.1", only: [:dev, :test], runtime: false},
       {:ex_check, "~> 0.14.0", only: [:dev, :test], runtime: false},
       {:faker, "~> 0.17", only: :test},
@@ -87,6 +87,8 @@ defmodule Pinchflat.MixProject do
   # See the documentation for `Mix` for more info on aliases.
   defp aliases do
     [
+      check: "check --config=tooling/.check.exs",
+      credo: "credo --config-file=tooling/.credo.exs",
       setup: ["deps.get", "ecto.setup", "assets.setup", "assets.build"],
       "ecto.setup": ["ecto.create", "ecto.migrate", "run priv/repo/seeds.exs"],
       "ecto.reset": ["ecto.drop", "ecto.setup"],

mix.lock

@@ -7,7 +7,7 @@
   "cowboy": {:hex, :cowboy, "2.10.0", "ff9ffeff91dae4ae270dd975642997afe2a1179d94b1887863e43f681a203e26", [:make, :rebar3], [{:cowlib, "2.12.1", [hex: :cowlib, repo: "hexpm", optional: false]}, {:ranch, "1.8.0", [hex: :ranch, repo: "hexpm", optional: false]}], "hexpm", "3afdccb7183cc6f143cb14d3cf51fa00e53db9ec80cdcd525482f5e99bc41d6b"},
   "cowboy_telemetry": {:hex, :cowboy_telemetry, "0.4.0", "f239f68b588efa7707abce16a84d0d2acf3a0f50571f8bb7f56a15865aae820c", [:rebar3], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:telemetry, "~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "7d98bac1ee4565d31b62d59f8823dfd8356a169e7fcbb83831b8a5397404c9de"},
   "cowlib": {:hex, :cowlib, "2.12.1", "a9fa9a625f1d2025fe6b462cb865881329b5caff8f1854d1cbc9f9533f00e1e1", [:make, :rebar3], [], "hexpm", "163b73f6367a7341b33c794c4e88e7dbfe6498ac42dcd69ef44c5bc5507c8db0"},
-  "credo": {:hex, :credo, "1.7.3", "05bb11eaf2f2b8db370ecaa6a6bda2ec49b2acd5e0418bc106b73b07128c0436", [:mix], [{:bunt, "~> 0.2.1 or ~> 1.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2 or ~> 1.0", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "35ea675a094c934c22fb1dca3696f3c31f2728ae6ef5a53b5d648c11180a4535"},
+  "credo": {:hex, :credo, "1.7.7", "771445037228f763f9b2afd612b6aa2fd8e28432a95dbbc60d8e03ce71ba4446", [:mix], [{:bunt, "~> 0.2.1 or ~> 1.0", [hex: :bunt, repo: "hexpm", optional: false]}, {:file_system, "~> 0.2 or ~> 1.0", [hex: :file_system, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm", "8bc87496c9aaacdc3f90f01b7b0582467b69b4bd2441fe8aae3109d843cc2f2e"},
   "credo_naming": {:hex, :credo_naming, "2.1.0", "d44ad58890d4db552e141ce64756a74ac1573665af766d1ac64931aa90d47744", [:make, :mix], [{:credo, "~> 1.6", [hex: :credo, repo: "hexpm", optional: false]}], "hexpm", "830e23b3fba972e2fccec49c0c089fe78c1e64bc16782a2682d78082351a2909"},
   "db_connection": {:hex, :db_connection, "2.6.0", "77d835c472b5b67fc4f29556dee74bf511bbafecdcaf98c27d27fa5918152086", [:mix], [{:telemetry, "~> 0.4 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "c2f992d15725e721ec7fbc1189d4ecdb8afef76648c746a8e1cad35e3b8a35f3"},
   "decimal": {:hex, :decimal, "2.1.1", "5611dca5d4b2c3dd497dec8f68751f1f1a54755e8ed2a966c2633cf885973ad6", [:mix], [], "hexpm", "53cfe5f497ed0e7771ae1a475575603d77425099ba5faef9394932b35020ffcc"},

package.json

@@ -5,7 +5,9 @@
     "sqleton": "^2.2.0"
   },
   "scripts": {
-    "create-erd": "sqleton -o priv/repo/erd.png priv/repo/pinchflat_dev.db"
+    "create-erd": "sqleton -o priv/repo/erd.png priv/repo/pinchflat_dev.db",
+    "lint:check": "prettier . --check --config=tooling/.prettierrc.js --ignore-path=tooling/.prettierignore --ignore-path=.gitignore",
+    "lint:fix": "prettier . --write --config=tooling/.prettierrc.js --ignore-path=tooling/.prettierignore --ignore-path=.gitignore"
   },
   "private": true
 }

priv/repo/migrations/20240603230512_refactor_codec_preferences.exs

@@ -0,0 +1,15 @@
+defmodule Pinchflat.Repo.Migrations.RefactorCodecPreferences do
+  use Ecto.Migration
+
+  def change do
+    alter table(:settings) do
+      remove :video_codec_preference, {:array, :string}, default: []
+      remove :audio_codec_preference, {:array, :string}, default: []
+    end
+
+    alter table(:settings) do
+      add :video_codec_preference, :string, default: "avc", null: false
+      add :audio_codec_preference, :string, default: "m4a", null: false
+    end
+  end
+end

priv/repo/migrations/20240604221531_add_youtube_api_key_setting.exs

@@ -0,0 +1,9 @@
+defmodule Pinchflat.Repo.Migrations.AddYoutubeApiKeySetting do
+  use Ecto.Migration
+
+  def change do
+    alter table(:settings) do
+      add :youtube_api_key, :string
+    end
+  end
+end

test/pinchflat/downloading/codec_parser_test.exs

@@ -1,70 +0,0 @@
-defmodule Pinchflat.Downloading.CodecParserTest do
-  use Pinchflat.DataCase
-
-  alias Pinchflat.Settings
-  alias Pinchflat.Downloading.CodecParser
-
-  describe "generate_vcodec_string_from_settings/1" do
-    test "returns a default vcodec string when setting isn't set" do
-      Settings.set(video_codec_preference: [])
-
-      assert "bestvideo[vcodec~='^avc']/bestvideo" == CodecParser.generate_vcodec_string_from_settings()
-    end
-
-    test "generates a vcodec string" do
-      Settings.set(video_codec_preference: ["av01"])
-
-      assert "bestvideo[vcodec~='^av01']/bestvideo" == CodecParser.generate_vcodec_string_from_settings()
-    end
-  end
-
-  describe "generate_acodec_string_from_settings/1" do
-    test "returns a default acodec string when setting isn't set" do
-      Settings.set(audio_codec_preference: [])
-
-      assert "bestaudio[acodec~='^mp4a']/bestaudio" == CodecParser.generate_acodec_string_from_settings()
-    end
-
-    test "generates an acodec string" do
-      Settings.set(audio_codec_preference: ["mp3"])
-
-      assert "bestaudio[acodec~='^mp3']/bestaudio" == CodecParser.generate_acodec_string_from_settings()
-    end
-  end
-
-  describe "generate_vcodec_string/1" do
-    test "returns a default vcodec string when nil" do
-      assert "bestvideo[vcodec~='^avc']/bestvideo" == CodecParser.generate_vcodec_string(nil)
-    end
-
-    test "returns a default vcodec string when empty" do
-      assert "bestvideo[vcodec~='^avc']/bestvideo" == CodecParser.generate_vcodec_string([])
-    end
-
-    test "generates a vcodec string" do
-      assert "bestvideo[vcodec~='^av01']/bestvideo" == CodecParser.generate_vcodec_string(["av01"])
-    end
-
-    test "ignores options that don't exist" do
-      assert "bestvideo[vcodec~='^av01']/bestvideo" == CodecParser.generate_vcodec_string(["av01", "foo"])
-    end
-  end
-
-  describe "generate_acodec_string/1" do
-    test "returns a default acodec string when nil" do
-      assert "bestaudio[acodec~='^mp4a']/bestaudio" == CodecParser.generate_acodec_string(nil)
-    end
-
-    test "returns a default acodec string when empty" do
-      assert "bestaudio[acodec~='^mp4a']/bestaudio" == CodecParser.generate_acodec_string([])
-    end
-
-    test "generates an acodec string" do
-      assert "bestaudio[acodec~='^mp3']/bestaudio" == CodecParser.generate_acodec_string(["mp3"])
-    end
-
-    test "ignores options that don't exist" do
-      assert "bestaudio[acodec~='^mp3']/bestaudio" == CodecParser.generate_acodec_string(["mp3", "foo"])
-    end
-  end
-end

test/pinchflat/downloading/download_option_builder_test.exs

@@ -256,10 +256,8 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilderTest do
         media_item = Repo.preload(media_item_fixture(source_id: source.id), source: :media_profile)
 
         assert {:ok, res} = DownloadOptionBuilder.build(media_item)
-        assert {:format_sort, "res:#{resolution}"} in res
-
-        assert {:format, "((bestvideo[vcodec~='^avc']/bestvideo)+(bestaudio[acodec~='^mp4a']/bestaudio))/best"} in res
 
+        assert {:format_sort, "res:#{resolution},+codec:avc:m4a"} in res
         assert {:remux_video, "mp4"} in res
       end)
     end
@@ -270,20 +268,20 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilderTest do
       assert {:ok, res} = DownloadOptionBuilder.build(media_item)
 
       assert :extract_audio in res
-      assert {:format, "bestaudio[acodec~='^mp4a']/bestaudio/best"} in res
+      assert {:format_sort, "+acodec:m4a"} in res
 
       refute {:remux_video, "mp4"} in res
     end
 
     test "includes custom quality options if specified", %{media_item: media_item} do
-      Settings.set(video_codec_preference: ["av01"])
+      Settings.set(video_codec_preference: "av01")
-      Settings.set(audio_codec_preference: ["aac"])
+      Settings.set(audio_codec_preference: "aac")
 
       media_item = update_media_profile_attribute(media_item, %{preferred_resolution: :"1080p"})
 
       assert {:ok, res} = DownloadOptionBuilder.build(media_item)
 
-      assert {:format, "((bestvideo[vcodec~='^av01']/bestvideo)+(bestaudio[acodec~='^aac']/bestaudio))/best"} in res
+      assert {:format_sort, "res:1080,+codec:av01:aac"} in res
     end
   end
 

test/pinchflat/downloading/media_download_worker_test.exs

@@ -9,6 +9,7 @@ defmodule Pinchflat.Downloading.MediaDownloadWorkerTest do
   alias Pinchflat.Downloading.MediaDownloadWorker
 
   setup do
+    stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot -> {:ok, ""} end)
     stub(UserScriptRunnerMock, :run, fn _event_type, _data -> :ok end)
     stub(HTTPClientMock, :get, fn _url, _headers, _opts -> {:ok, ""} end)
 

test/pinchflat/downloading/media_downloader_test.exs

@@ -14,9 +14,8 @@ defmodule Pinchflat.Downloading.MediaDownloaderTest do
         [:metadata, source: :media_profile]
       )
 
-    stub(HTTPClientMock, :get, fn _url, _headers, _opts ->
+    stub(HTTPClientMock, :get, fn _url, _headers, _opts -> {:ok, ""} end)
-      {:ok, ""}
+    stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot -> {:ok, ""} end)
-    end)
 
     {:ok, %{media_item: media_item}}
   end
@@ -44,7 +43,7 @@ defmodule Pinchflat.Downloading.MediaDownloaderTest do
       assert {:ok, updated_media_item} = MediaDownloader.download_for_media_item(media_item)
 
       assert updated_media_item.metadata.metadata_filepath =~ "media_items/#{media_item.id}/metadata.json.gz"
-      assert updated_media_item.metadata.thumbnail_filepath =~ "media_items/#{media_item.id}/maxresdefault.jpg"
+      assert updated_media_item.metadata.thumbnail_filepath =~ "media_items/#{media_item.id}/thumbnail.jpg"
     end
 
     test "non-recoverable errors are passed through", %{media_item: media_item} do

test/pinchflat/fast_indexing/fast_indexing_helpers_test.exs

@@ -6,19 +6,20 @@ defmodule Pinchflat.FastIndexing.FastIndexingHelpersTest do
   import Pinchflat.ProfilesFixtures
 
   alias Pinchflat.Tasks
+  alias Pinchflat.Settings
   alias Pinchflat.Media.MediaItem
   alias Pinchflat.Downloading.MediaDownloadWorker
   alias Pinchflat.FastIndexing.FastIndexingHelpers
 
+  setup do
+    stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot ->
+      {:ok, media_attributes_return_fixture()}
+    end)
+
+    {:ok, [source: source_fixture()]}
+  end
+
   describe "kickoff_download_tasks_from_youtube_rss_feed/1" do
-    setup do
-      stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot ->
-        {:ok, media_attributes_return_fixture()}
-      end)
-
-      {:ok, [source: source_fixture()]}
-    end
-
     test "enqueues a new worker for each new media_id in the source's RSS feed", %{source: source} do
       expect(HTTPClientMock, :get, fn _url -> {:ok, "<yt:videoId>test_1</yt:videoId>"} end)
 
@@ -107,4 +108,49 @@ defmodule Pinchflat.FastIndexing.FastIndexingHelpersTest do
       assert [] = FastIndexingHelpers.kickoff_download_tasks_from_youtube_rss_feed(source)
     end
   end
+
+  describe "kickoff_download_tasks_from_youtube_rss_feed/1 when testing backends" do
+    test "uses the YouTube API if it is enabled", %{source: source} do
+      expect(HTTPClientMock, :get, fn url, _headers ->
+        assert url =~ "https://youtube.googleapis.com/youtube/v3/playlistItems"
+
+        {:ok, "{}"}
+      end)
+
+      Settings.set(youtube_api_key: "test_key")
+
+      assert [] = FastIndexingHelpers.kickoff_download_tasks_from_youtube_rss_feed(source)
+    end
+
+    test "the YouTube API creates records as expected", %{source: source} do
+      expect(HTTPClientMock, :get, fn _url, _headers ->
+        {:ok, ~s({ "items": [ {"contentDetails": {"videoId": "test_1"}} ] })}
+      end)
+
+      Settings.set(youtube_api_key: "test_key")
+
+      assert [%MediaItem{}] = FastIndexingHelpers.kickoff_download_tasks_from_youtube_rss_feed(source)
+    end
+
+    test "RSS is used as a backup if the API fails", %{source: source} do
+      expect(HTTPClientMock, :get, fn _url, _headers -> {:error, ""} end)
+      expect(HTTPClientMock, :get, fn _url -> {:ok, "<yt:videoId>test_1</yt:videoId>"} end)
+
+      Settings.set(youtube_api_key: "test_key")
+
+      assert [%MediaItem{}] = FastIndexingHelpers.kickoff_download_tasks_from_youtube_rss_feed(source)
+    end
+
+    test "RSS is used if the API is not enabled", %{source: source} do
+      expect(HTTPClientMock, :get, fn url ->
+        assert url =~ "https://www.youtube.com/feeds/videos.xml"
+
+        {:ok, "<yt:videoId>test_1</yt:videoId>"}
+      end)
+
+      Settings.set(youtube_api_key: nil)
+
+      assert [%MediaItem{}] = FastIndexingHelpers.kickoff_download_tasks_from_youtube_rss_feed(source)
+    end
+  end
 end

test/pinchflat/fast_indexing/youtube_api_test.exs

@@ -0,0 +1,85 @@
+defmodule Pinchflat.FastIndexing.YoutubeApiTest do
+  use Pinchflat.DataCase
+
+  import Pinchflat.SourcesFixtures
+
+  alias Pinchflat.Settings
+  alias Pinchflat.FastIndexing.YoutubeApi
+
+  describe "enabled?/0" do
+    test "returns true if the user has set a YouTube API key" do
+      Settings.set(youtube_api_key: "test_key")
+
+      assert YoutubeApi.enabled?()
+    end
+
+    test "returns false if the user has not set an API key" do
+      Settings.set(youtube_api_key: nil)
+
+      refute YoutubeApi.enabled?()
+    end
+  end
+
+  describe "get_recent_media_ids/1" do
+    setup do
+      source = source_fixture()
+      Settings.set(youtube_api_key: "test_key")
+
+      {:ok, source: source}
+    end
+
+    test "calls the expected URL", %{source: source} do
+      expect(HTTPClientMock, :get, fn url, headers ->
+        api_base = "https://youtube.googleapis.com/youtube/v3/playlistItems"
+        request_url = "#{api_base}?part=contentDetails&maxResults=50&playlistId=#{source.collection_id}&key=test_key"
+
+        assert url == request_url
+        assert headers == [accept: "application/json"]
+
+        {:ok, "{}"}
+      end)
+
+      assert {:ok, _} = YoutubeApi.get_recent_media_ids(source)
+    end
+
+    test "replaces channel IDs with playlist IDs if needed" do
+      source = source_fixture(collection_id: "UC_ABC123")
+
+      expect(HTTPClientMock, :get, fn url, _headers ->
+        assert url =~ "playlistId=UU_ABC123&"
+
+        {:ok, "{}"}
+      end)
+
+      assert {:ok, _} = YoutubeApi.get_recent_media_ids(source)
+    end
+
+    test "returns an empty list if no media is returned", %{source: source} do
+      expect(HTTPClientMock, :get, fn _url, _headers -> {:ok, "{}"} end)
+
+      assert {:ok, []} = YoutubeApi.get_recent_media_ids(source)
+    end
+
+    test "returns media IDs if present", %{source: source} do
+      expect(HTTPClientMock, :get, fn _url, _headers ->
+        {:ok,
+         """
+           {
+             "items": [
+               {"contentDetails": {"videoId": "test_1"}},
+               {"contentDetails": {"videoId": "test_2"}}
+             ]
+           }
+         """}
+      end)
+
+      assert {:ok, ["test_1", "test_2"]} = YoutubeApi.get_recent_media_ids(source)
+    end
+
+    test "returns an error if the HTTP request fails", %{source: source} do
+      expect(HTTPClientMock, :get, fn _url, _headers -> {:error, "error"} end)
+
+      assert {:error, "error"} = YoutubeApi.get_recent_media_ids(source)
+    end
+  end
+end

test/pinchflat/fast_indexing/youtube_rss_test.exs

@@ -11,7 +11,13 @@ defmodule Pinchflat.FastIndexing.YoutubeRssTest do
     {:ok, source: source}
   end
 
-  describe "get_recent_media_ids_from_rss/1" do
+  describe "enabled?/0" do
+    test "returns true" do
+      assert YoutubeRss.enabled?()
+    end
+  end
+
+  describe "get_recent_media_ids/1" do
     test "calls the expected URL for channel sources" do
       source = source_fixture(collection_type: :channel, collection_id: "channel_id")
 
@@ -21,7 +27,7 @@ defmodule Pinchflat.FastIndexing.YoutubeRssTest do
         {:ok, ""}
       end)
 
-      assert {:ok, _} = YoutubeRss.get_recent_media_ids_from_rss(source)
+      assert {:ok, _} = YoutubeRss.get_recent_media_ids(source)
     end
 
     test "calls the expected URL for playlist sources" do
@@ -33,13 +39,13 @@ defmodule Pinchflat.FastIndexing.YoutubeRssTest do
         {:ok, ""}
       end)
 
-      assert {:ok, _} = YoutubeRss.get_recent_media_ids_from_rss(source)
+      assert {:ok, _} = YoutubeRss.get_recent_media_ids(source)
     end
 
     test "returns an error if the HTTP request fails", %{source: source} do
       expect(HTTPClientMock, :get, fn _url -> {:error, ""} end)
 
-      assert {:error, "Failed to fetch RSS feed"} = YoutubeRss.get_recent_media_ids_from_rss(source)
+      assert {:error, "Failed to fetch RSS feed"} = YoutubeRss.get_recent_media_ids(source)
     end
 
     test "returns the media IDs from the RSS feed", %{source: source} do
@@ -47,7 +53,7 @@ defmodule Pinchflat.FastIndexing.YoutubeRssTest do
         {:ok, "<yt:videoId>test_1</yt:videoId><yt:videoId>test_2</yt:videoId>"}
       end)
 
-      assert {:ok, ["test_1", "test_2"]} = YoutubeRss.get_recent_media_ids_from_rss(source)
+      assert {:ok, ["test_1", "test_2"]} = YoutubeRss.get_recent_media_ids(source)
     end
 
     test "strips whitespace from media IDs", %{source: source} do
@@ -55,7 +61,7 @@ defmodule Pinchflat.FastIndexing.YoutubeRssTest do
         {:ok, "<yt:videoId> test_1 </yt:videoId><yt:videoId> test_2 </yt:videoId>"}
       end)
 
-      assert {:ok, ["test_1", "test_2"]} = YoutubeRss.get_recent_media_ids_from_rss(source)
+      assert {:ok, ["test_1", "test_2"]} = YoutubeRss.get_recent_media_ids(source)
     end
 
     test "removes empty media IDs", %{source: source} do
@@ -63,7 +69,7 @@ defmodule Pinchflat.FastIndexing.YoutubeRssTest do
         {:ok, "<yt:videoId>test_1</yt:videoId><yt:videoId></yt:videoId>"}
       end)
 
-      assert {:ok, ["test_1"]} = YoutubeRss.get_recent_media_ids_from_rss(source)
+      assert {:ok, ["test_1"]} = YoutubeRss.get_recent_media_ids(source)
     end
 
     test "removes duplicate media IDs", %{source: source} do
@@ -71,7 +77,7 @@ defmodule Pinchflat.FastIndexing.YoutubeRssTest do
         {:ok, "<yt:videoId>test_1</yt:videoId><yt:videoId>test_1</yt:videoId>"}
       end)
 
-      assert {:ok, ["test_1"]} = YoutubeRss.get_recent_media_ids_from_rss(source)
+      assert {:ok, ["test_1"]} = YoutubeRss.get_recent_media_ids(source)
     end
   end
 end

test/pinchflat/media_test.exs

@@ -740,14 +740,13 @@ defmodule Pinchflat.MediaTest do
     end
 
     test "does delete the media item's metadata files" do
-      stub(HTTPClientMock, :get, fn _url, _headers, _opts -> {:ok, ""} end)
+      stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot -> {:ok, ""} end)
       media_item = Repo.preload(media_item_with_attachments(), :metadata)
 
       update_attrs = %{
         metadata: %{
           metadata_filepath: MetadataFileHelpers.compress_and_store_metadata_for(media_item, %{}),
-          thumbnail_filepath:
+          thumbnail_filepath: MetadataFileHelpers.download_and_store_thumbnail_for(media_item)
-            MetadataFileHelpers.download_and_store_thumbnail_for(media_item, render_parsed_metadata(:media_metadata))
         }
       }
 
@@ -773,14 +772,13 @@ defmodule Pinchflat.MediaTest do
     end
 
     test "deletes the media item's metadata files" do
-      stub(HTTPClientMock, :get, fn _url, _headers, _opts -> {:ok, ""} end)
+      stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot -> {:ok, ""} end)
       media_item = Repo.preload(media_item_with_attachments(), :metadata)
 
       update_attrs = %{
         metadata: %{
           metadata_filepath: MetadataFileHelpers.compress_and_store_metadata_for(media_item, %{}),
-          thumbnail_filepath:
+          thumbnail_filepath: MetadataFileHelpers.download_and_store_thumbnail_for(media_item)
-            MetadataFileHelpers.download_and_store_thumbnail_for(media_item, render_parsed_metadata(:media_metadata))
         }
       }
 
@@ -860,14 +858,13 @@ defmodule Pinchflat.MediaTest do
     end
 
     test "does not delete the media item's metadata files" do
-      stub(HTTPClientMock, :get, fn _url, _headers, _opts -> {:ok, ""} end)
+      stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot -> {:ok, ""} end)
       media_item = Repo.preload(media_item_with_attachments(), :metadata)
 
       update_attrs = %{
         metadata: %{
           metadata_filepath: MetadataFileHelpers.compress_and_store_metadata_for(media_item, %{}),
-          thumbnail_filepath:
+          thumbnail_filepath: MetadataFileHelpers.download_and_store_thumbnail_for(media_item)
-            MetadataFileHelpers.download_and_store_thumbnail_for(media_item, render_parsed_metadata(:media_metadata))
         }
       }
 
@@ -970,6 +967,18 @@ defmodule Pinchflat.MediaTest do
 
       assert updated_media_item.upload_date_index == 99
     end
+
+    test "upload_date_index doesn't increment if the a video's upload_date is changed to the same day" do
+      source = source_fixture(%{collection_type: :channel})
+
+      media_item_one = media_item_fixture(%{source_id: source.id, uploaded_at: now()})
+      _media_item_two = media_item_fixture(%{source_id: source.id, uploaded_at: now()})
+
+      {:ok, updated_media_item} =
+        Media.update_media_item(media_item_one, %{uploaded_at: now_plus(1, :minute), title: "New title"})
+
+      assert updated_media_item.upload_date_index == 99
+    end
   end
 
   describe "change_media_item/1 when testing upload_date_index and source is a playlist" do
@@ -1033,5 +1042,17 @@ defmodule Pinchflat.MediaTest do
 
       assert updated_media_item.upload_date_index == 0
     end
+
+    test "upload_date_index doesn't increment if the a video's upload_date is changed to the same day" do
+      source = source_fixture(%{collection_type: :playlist})
+
+      media_item_one = media_item_fixture(%{source_id: source.id, uploaded_at: now()})
+      _media_item_two = media_item_fixture(%{source_id: source.id, uploaded_at: now()})
+
+      {:ok, updated_media_item} =
+        Media.update_media_item(media_item_one, %{uploaded_at: now_plus(1, :minute), title: "New title"})
+
+      assert updated_media_item.upload_date_index == 0
+    end
   end
 end

test/pinchflat/metadata/metadata_file_helpers_test.exs

@@ -32,7 +32,7 @@ defmodule Pinchflat.Metadata.MetadataFileHelpersTest do
       metadata_map = %{"foo" => "bar"}
 
       filepath = Helpers.compress_and_store_metadata_for(media_item, metadata_map)
-      {:ok, json} = File.open(filepath, [:read, :compressed], &IO.read(&1, :all))
+      {:ok, json} = File.open(filepath, [:read, :compressed], &IO.read(&1, :eof))
 
       assert json == Phoenix.json_library().encode!(metadata_map)
     end
@@ -50,82 +50,37 @@ defmodule Pinchflat.Metadata.MetadataFileHelpersTest do
   end
 
   describe "download_and_store_thumbnail_for/2" do
-    setup do
+    test "returns the filepath", %{media_item: media_item} do
-      # This tests that the HTTP endpoint is being called with every test
+      stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot -> {:ok, ""} end)
-      expect(HTTPClientMock, :get, fn _url, _headers, _opts ->
+
-        {:ok, "thumbnail data"}
+      filepath = Helpers.download_and_store_thumbnail_for(media_item)
+
+      assert filepath =~ ~r{/media_items/#{media_item.id}/thumbnail.jpg}
+    end
+
+    test "calls yt-dlp with the expected options", %{media_item: media_item} do
+      expect(YtDlpRunnerMock, :run, fn url, opts, ot ->
+        assert url == media_item.original_url
+        assert ot == "after_move:%()j"
+
+        assert opts == [
+                 :no_simulate,
+                 :skip_download,
+                 :write_thumbnail,
+                 convert_thumbnail: "jpg",
+                 output: "/tmp/test/metadata/media_items/1/thumbnail.%(ext)s"
+               ]
+
+        {:ok, ""}
       end)
 
-      metadata = render_parsed_metadata(:media_metadata)
+      Helpers.download_and_store_thumbnail_for(media_item)
-
-      {:ok, %{metadata: metadata}}
     end
 
-    test "returns the filepath", %{media_item: media_item, metadata: metadata} do
+    test "returns nil if yt-dlp fails", %{media_item: media_item} do
-      filepath = Helpers.download_and_store_thumbnail_for(media_item, metadata)
+      stub(YtDlpRunnerMock, :run, fn _url, _opts, _ot -> {:error, "error"} end)
 
-      assert filepath =~ ~r{/media_items/#{media_item.id}/maxresdefault.jpg}
+      filepath = Helpers.download_and_store_thumbnail_for(media_item)
-    end
-
-    test "creates folder structure based on passed record", %{media_item: media_item, metadata: metadata} do
-      filepath = Helpers.download_and_store_thumbnail_for(media_item, metadata)
-
-      assert File.exists?(Path.dirname(filepath))
-    end
-
-    test "chooses the highest preference jpg thumbnail available", %{media_item: media_item} do
-      metadata = %{
-        "thumbnails" => [
-          %{"url" => "https://i.ytimg.com/vi/ABC123/img_1.jpg", "preference" => -1},
-          %{"url" => "https://i.ytimg.com/vi/ABC123/img_2.jpg", "preference" => 1},
-          %{"url" => "https://i.ytimg.com/vi/ABC123/img_3.jpg", "preference" => -10},
-          %{"url" => "https://i.ytimg.com/vi/ABC123/img_4.webp", "preference" => 10}
-        ]
-      }
-
-      filepath = Helpers.download_and_store_thumbnail_for(media_item, metadata)
-
-      assert filepath =~ ~r{/media_items/#{media_item.id}/img_2.jpg}
-    end
-
-    test "will fall back to a non-jpg if it has to", %{media_item: media_item} do
-      metadata = %{
-        "thumbnails" => [
-          %{"url" => "https://i.ytimg.com/vi/ABC123/img_1.webp", "preference" => -1}
-        ]
-      }
-
-      filepath = Helpers.download_and_store_thumbnail_for(media_item, metadata)
-
-      assert filepath =~ ~r{/media_items/#{media_item.id}/img_1.webp}
-    end
-
-    test "does not require a preference field", %{media_item: media_item} do
-      metadata = %{
-        "thumbnails" => [
-          %{"url" => "https://i.ytimg.com/vi/ABC123/img_1.webp"}
-        ]
-      }
-
-      filepath = Helpers.download_and_store_thumbnail_for(media_item, metadata)
-
-      assert filepath =~ ~r{/media_items/#{media_item.id}/img_1.webp}
-    end
-  end
-
-  describe "download_and_store_thumbnail_for/2 when not downloading thumbnails" do
-    test "returns nil if there are no thumbnails", %{media_item: media_item} do
-      metadata = %{"thumbnails" => []}
-
-      filepath = Helpers.download_and_store_thumbnail_for(media_item, metadata)
-
-      assert filepath == nil
-    end
-
-    test "returns nil if there is no thumbnail field", %{media_item: media_item} do
-      metadata = %{}
-
-      filepath = Helpers.download_and_store_thumbnail_for(media_item, metadata)
 
       assert filepath == nil
     end

test/pinchflat/settings_test.exs

@@ -78,64 +78,4 @@ defmodule Pinchflat.SettingsTest do
       assert %Ecto.Changeset{} = Settings.change_setting(setting, %{onboarding: true})
     end
   end
-
-  describe "change_setting/2 when testing codec preferences" do
-    test "converts (video|audio)_codec_preference_string to an array" do
-      setting = Settings.record()
-
-      new_setting = %{
-        video_codec_preference_string: "avc>vp9",
-        audio_codec_preference_string: "aac>opus"
-      }
-
-      changeset = Settings.change_setting(setting, new_setting)
-
-      assert ["avc", "vp9"] = changeset.changes.video_codec_preference
-      assert ["aac", "opus"] = changeset.changes.audio_codec_preference
-    end
-
-    test "removes whitespace from (video|audio)_codec_preference" do
-      setting = Settings.record()
-
-      new_setting = %{
-        video_codec_preference_string: "  avc  > >  vp9  ",
-        audio_codec_preference_string: "aac> opus "
-      }
-
-      changeset = Settings.change_setting(setting, new_setting)
-
-      assert ["avc", "vp9"] = changeset.changes.video_codec_preference
-      assert ["aac", "opus"] = changeset.changes.audio_codec_preference
-    end
-
-    test "downcases (video|audio)_codec_preference" do
-      setting = Settings.record()
-
-      new_setting = %{
-        video_codec_preference_string: "AVC>VP9",
-        audio_codec_preference_string: "AAC>OPUS"
-      }
-
-      changeset = Settings.change_setting(setting, new_setting)
-
-      assert ["avc", "vp9"] = changeset.changes.video_codec_preference
-      assert ["aac", "opus"] = changeset.changes.audio_codec_preference
-    end
-
-    test "an empty value will remove the codec settings" do
-      Settings.set(video_codec_preference: ["avc", "vp9"])
-      Settings.set(audio_codec_preference: ["aac", "opus"])
-      setting = Settings.record()
-
-      new_setting = %{
-        video_codec_preference_string: "",
-        audio_codec_preference_string: ""
-      }
-
-      changeset = Settings.change_setting(setting, new_setting)
-
-      assert [] = changeset.changes.video_codec_preference
-      assert [] = changeset.changes.audio_codec_preference
-    end
-  end
 end

test/pinchflat/sources_test.exs

@@ -659,6 +659,83 @@ defmodule Pinchflat.SourcesTest do
     end
   end
 
+  describe "change_source/3 when testing regex validation" do
+    test "succeeds when a valid regex is provided" do
+      source = source_fixture()
+
+      assert %{errors: []} = Sources.change_source(source, %{title_filter_regex: "(?i)^How to Bike$"})
+    end
+
+    test "succeeds when a regex is set back to nil" do
+      source = source_fixture(%{title_filter_regex: "(?i)^How to Bike$"})
+
+      assert %{errors: []} = Sources.change_source(source, %{title_filter_regex: nil})
+    end
+
+    test "fails when an invalid regex is provided" do
+      source = source_fixture()
+
+      changeset = Sources.change_source(source, %{title_filter_regex: "*FOO"})
+
+      assert "is invalid" in errors_on(changeset).title_filter_regex
+    end
+  end
+
+  describe "change_source/3 when testing original_url validation" do
+    test "succeeds when an original URL is valid" do
+      source = source_fixture()
+
+      valid_urls = [
+        "https://www.youtube.com/channel/UCkRfArvrzheW2E7b6SVT7vQ",
+        "https://www.youtube.com/channel/UCkRfArvrzheW2E7b6SVT7vQ/videos",
+        "https://www.youtube.com/@youtubecreators/featured",
+        "https://www.youtube.com/@youtubecreators",
+        "https://www.youtube.com/c/YouTubeCreators",
+        "https://www.youtube.com/user/YouTubeCreators",
+        "https://www.youtube.com/YouTubeCreators",
+        "https://www.youtube.com/playlist?list=PLpjK416fmKwRtq-9-O_NbZlkW0k6zu2Wn",
+        "https://www.youtube.com/playlist?list=UUkRfArvrzheW2E7b6SVT7vQ"
+      ]
+
+      Enum.each(valid_urls, fn url ->
+        assert %{errors: []} = Sources.change_source(source, %{original_url: url})
+      end)
+    end
+
+    test "fails when an original URL points to a video" do
+      source = source_fixture()
+
+      invalid_urls = [
+        "https://www.youtube.com/watch?v=72maj9FLQZI",
+        "https://youtu.be/72maj9FLQZI",
+        "https://www.youtube.com/watch?v=1FwGFhMAmBo&list=PLpjK416fmKwRtq-9-O_NbZlkW0k6zu2Wn",
+        "https://www.youtube.com/shorts/Dq0eH-ZhQTU",
+        "https://www.youtube.com/embed/X64LHlfx4qg"
+      ]
+
+      Enum.each(invalid_urls, fn url ->
+        assert %{errors: [_]} = Sources.change_source(source, %{original_url: url})
+      end)
+    end
+
+    test "passes when a non-youtube link is provided" do
+      source = source_fixture()
+
+      valid_urls = [
+        "https://www.example.com",
+        "https://www.example.com/playlist",
+        "https://www.example.com/channel",
+        "https://www.example.com/user",
+        "https://www.example.com/watch?v=72maj9FLQZI",
+        "https://www.example.com/embed/X64LHlfx4qg"
+      ]
+
+      Enum.each(valid_urls, fn url ->
+        assert %{errors: []} = Sources.change_source(source, %{original_url: url})
+      end)
+    end
+  end
+
   defp playlist_mock(_url, _opts, _ot) do
     {
       :ok,

test/pinchflat/yt_dlp/media_test.exs

@@ -7,8 +7,8 @@ defmodule Pinchflat.YtDlp.MediaTest do
 
   @media_url "https://www.youtube.com/watch?v=TiZPUDkDYbk"
 
-  describe "download/2" do
+  describe "download/3" do
-    test "it calls the backend runner with the expected arguments" do
+    test "calls the backend runner with the expected arguments" do
       expect(YtDlpRunnerMock, :run, fn @media_url, opts, ot, addl ->
         assert [:no_simulate] = opts
         assert "after_move:%()j" = ot
@@ -20,7 +20,7 @@ defmodule Pinchflat.YtDlp.MediaTest do
       assert {:ok, _} = Media.download(@media_url)
     end
 
-    test "it passes along additional options" do
+    test "passes along additional options" do
       expect(YtDlpRunnerMock, :run, fn _url, opts, _ot, addl ->
         assert [:no_simulate, :custom_arg] = opts
         assert [addl_arg: true] = addl
@@ -31,7 +31,7 @@ defmodule Pinchflat.YtDlp.MediaTest do
       assert {:ok, _} = Media.download(@media_url, [:custom_arg], addl_arg: true)
     end
 
-    test "it parses and returns the generated file as JSON" do
+    test "parses and returns the generated file as JSON" do
       expect(YtDlpRunnerMock, :run, fn _url, _opts, _ot, _addl ->
         {:ok, render_metadata(:media_metadata)}
       end)
@@ -40,7 +40,7 @@ defmodule Pinchflat.YtDlp.MediaTest do
                Media.download(@media_url)
     end
 
-    test "it returns errors" do
+    test "returns errors" do
       expect(YtDlpRunnerMock, :run, fn _url, _opt, _ot, _addl ->
         {:error, "something"}
       end)
@@ -49,6 +49,37 @@ defmodule Pinchflat.YtDlp.MediaTest do
     end
   end
 
+  describe "download_thumbnail/2" do
+    test "calls the backend runner with the expected arguments" do
+      expect(YtDlpRunnerMock, :run, fn @media_url, opts, ot ->
+        assert opts == [:no_simulate, :skip_download, :write_thumbnail, {:convert_thumbnail, "jpg"}]
+        assert ot == "after_move:%()j"
+
+        {:ok, ""}
+      end)
+
+      assert {:ok, _} = Media.download_thumbnail(@media_url)
+    end
+
+    test "passes along additional options" do
+      expect(YtDlpRunnerMock, :run, fn _url, opts, _ot ->
+        assert :custom_arg in opts
+
+        {:ok, "{}"}
+      end)
+
+      assert {:ok, _} = Media.download_thumbnail(@media_url, [:custom_arg])
+    end
+
+    test "returns errors" do
+      expect(YtDlpRunnerMock, :run, fn _url, _opt, _ot ->
+        {:error, "something"}
+      end)
+
+      assert {:error, "something"} = Media.download_thumbnail(@media_url)
+    end
+  end
+
   describe "get_media_attributes/1" do
     test "returns a list of video attributes" do
       expect(YtDlpRunnerMock, :run, fn _url, _opts, _ot ->

test/support/fixtures/sources_fixtures.ex

@@ -25,7 +25,7 @@ defmodule Pinchflat.SourcesFixtures do
             collection_type: "channel",
             custom_name: "Cool and good internal name!",
             description: "This is a description",
-            original_url: "https://www.youtube.com/channel/#{Faker.String.base64(12)}",
+            original_url: "https://www.youtube.com/@#{Faker.String.base64(12)}",
             media_profile_id: ProfilesFixtures.media_profile_fixture().id,
             index_frequency_minutes: 60
           }

tooling/.check.exs

@@ -16,7 +16,7 @@
     {:compiler, env: %{"MIX_ENV" => "test"}},
     {:formatter, env: %{"MIX_ENV" => "test"}},
     {:sobelow, "mix sobelow --config"},
-    {:prettier_formatting, "yarn run prettier . --check", fix: "yarn run prettier . --write"},
+    {:prettier_formatting, "yarn run lint:check", fix: "yarn run lint:fix"},
     {:npm_test, false}
 
     ## curated tools may be disabled (e.g. the check for compilation warnings)

tooling/.prettierignore

@@ -0,0 +1 @@
+../assets/vendor/