changed version number because I'm a coward

* Consolidated dockerfile commands

* Added teardown step

* FIxed typo

* Got rid of old caching action

* Added buildx

* Added steps for compiling test ENV to dockerfile

* Changed the order of things

* Added env vars

* more env vars

* Removed step

* No compile flag

* fetch quest

* Removed other thing

* volumes

* Rolling back some other changes

* more consolidation

* updated checkout runner

.github/workflows/lint_and_test.yml

@@ -16,24 +16,28 @@ jobs:
     if: "! contains(toJSON(github.event.commits.*.message), '[skip ci]')"
     env:
       COMPOSE_FILE: ./docker-compose.ci.yml
+      MIX_ENV: test
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Pull prebuilt images
         run: docker compose pull
 
-      - name: Setup Docker layer caching
+      - name: Set up Docker Buildx
-        uses: jpribyl/action-docker-layer-caching@v0.1.1
+        uses: docker/setup-buildx-action@v3
-        continue-on-error: true
-        with:
-          key: ci-docker-cache-{hash}
-          restore-keys: |
-            ci-docker-cache-
-            layer-ci-docker-cache-
 
-      - name: Build and Run Docker image
+      - name: Build docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: ./docker/dev.Dockerfile
+          load: true
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: Run Docker image
         run: docker compose up --detach
 
       # NOTE: All exec commands use the -T flag to compensate for
@@ -43,8 +47,7 @@ jobs:
       # See https://github.com/actions/runner/issues/241 and https://github.com/docker/compose/issues/8537
       - name: Install Elixir and JS deps
         run: |
-          docker compose exec -T phx yarn install && cd assets && yarn install && cd ..
+          docker compose exec -T phx mix deps.get && yarn install && cd assets && yarn install && cd ..
-          docker compose exec -T phx mix deps.get
 
       - name: Create and Migrate database
         run: |

config/config.exs

@@ -102,7 +102,7 @@ config :tailwind,
 
 # Configures Elixir's Logger
 config :logger, :console,
-  format: "$time $metadata[$level] $message\n",
+  format: "$date $time $metadata[$level] | $message\n",
   metadata: [:request_id]
 
 # Use Jason for JSON parsing in Phoenix

docker-compose.ci.yml

@@ -7,6 +7,9 @@ services:
       - MIX_ENV=test
     volumes:
       - '.:/app'
+      # These lines ensure the deps can be saved as build artifacts for caching
+      - '/app/deps'
+      - '/app/_build'
     ports:
       - '4008:4008'
     command: tail -F /dev/null

docker/dev.Dockerfile

@@ -9,8 +9,8 @@ ARG TARGETPLATFORM
 RUN echo "Building for ${TARGETPLATFORM:?}"
 
 # Install debian packages
-RUN apt-get update -qq
+RUN apt-get update -qq && \
-RUN apt-get install -y inotify-tools curl git openssh-client jq \
+  apt-get install -y inotify-tools curl git openssh-client jq \
     python3 python3-setuptools python3-wheel python3-dev pipx \
     python3-mutagen locales procps build-essential graphviz
 
@@ -23,31 +23,28 @@ RUN export FFMPEG_DOWNLOAD=$(case ${TARGETPLATFORM:-linux/amd64} in \
     tar -xf /tmp/ffmpeg.tar.xz --strip-components=2 --no-anchored -C /usr/bin/ "ffmpeg" && \
     tar -xf /tmp/ffmpeg.tar.xz --strip-components=2 --no-anchored -C /usr/bin/ "ffprobe"
 
-# Install nodejs
+# Install nodejs and Yarn
-RUN curl -sL https://deb.nodesource.com/setup_20.x -o nodesource_setup.sh
+RUN curl -sL https://deb.nodesource.com/setup_20.x -o nodesource_setup.sh && \
-RUN bash nodesource_setup.sh
+  bash nodesource_setup.sh && \
-RUN apt-get install nodejs
+  apt-get install -y nodejs && \
-RUN npm install -g yarn
+  npm install -g yarn && \
-
+  # Install baseline Elixir packages
-# Install baseline Elixir packages
+  mix local.hex --force && \
-RUN mix local.hex --force
+  mix local.rebar --force && \
-RUN mix local.rebar --force
+  # Download and update YT-DLP
-
+  curl -L https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp -o /usr/local/bin/yt-dlp && \
-# Download and update YT-DLP
+  chmod a+rx /usr/local/bin/yt-dlp && \
-RUN curl -L https://github.com/yt-dlp/yt-dlp/releases/latest/download/yt-dlp -o /usr/local/bin/yt-dlp
+  yt-dlp -U && \
-RUN chmod a+rx /usr/local/bin/yt-dlp
+  # Install Apprise
-RUN yt-dlp -U
+  export PIPX_HOME=/opt/pipx && \
-
-# Install Apprise
-RUN export PIPX_HOME=/opt/pipx && \
   export PIPX_BIN_DIR=/usr/local/bin && \
   pipx install apprise
 
 # Set the locale
 RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
-ENV LANG en_US.UTF-8
+ENV LANG=en_US.UTF-8
-ENV LANGUAGE en_US:en
+ENV LANGUAGE=en_US:en
-ENV LC_ALL en_US.UTF-8
+ENV LC_ALL=en_US.UTF-8
 
 # Create app directory and copy the Elixir projects into it.
 WORKDIR /app
@@ -55,7 +52,8 @@ COPY . ./
 
 # Install Elixir deps
 # RUN mix archive.install github hexpm/hex branch latest
-RUN mix deps.get
+RUN MIX_ENV=dev mix deps.get && MIX_ENV=dev mix deps.compile
+RUN MIX_ENV=test mix deps.get && MIX_ENV=test mix deps.compile
 # Gives us iex shell history
 ENV ERL_AFLAGS="-kernel shell_history enabled"
 

docker/docker-run.dev.sh

@@ -2,12 +2,12 @@
 
 set -e
 
-# Ensure the app's deps are installed
+echo "\nInstalling Elixir deps..."
 mix deps.get
 
-# Install JS deps
+# Install both project-level and assets-level JS dependencies
-echo "\nInstalling JS..."
+echo "\nInstalling JS deps..."
-cd assets && yarn install
+yarn install && cd assets && yarn install
 cd ..
 
 # Potentially Set up the database

lib/pinchflat/downloading/download_option_builder.ex

@@ -74,6 +74,9 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilder do
         {{:download_auto_subs, true}, %{download_subs: true}} ->
           acc ++ [:write_auto_subs]
 
+        {{:download_auto_subs, true}, %{embed_subs: true}} ->
+          acc ++ [:write_auto_subs]
+
         {{:embed_subs, true}, %{preferred_resolution: pr}} when pr != :audio ->
           acc ++ [:embed_subs]
 
@@ -203,10 +206,8 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilder do
       "source_collection_id" => source.collection_id,
       "source_collection_name" => source.collection_name,
       "source_collection_type" => to_string(source.collection_type),
-      "media_upload_date_index" =>
+      "media_playlist_index" => pad_int(media_item_with_preloads.playlist_index),
-        media_item_with_preloads.upload_date_index
+      "media_upload_date_index" => pad_int(media_item_with_preloads.upload_date_index)
-        |> to_string()
-        |> String.pad_leading(2, "0")
     }
   end
 
@@ -223,6 +224,12 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilder do
     |> build_output_path(media_item_with_preloads)
   end
 
+  defp pad_int(integer, count \\ 2, padding \\ "0") do
+    integer
+    |> to_string()
+    |> String.pad_leading(count, padding)
+  end
+
   defp base_directory do
     Application.get_env(:pinchflat, :media_directory)
   end

lib/pinchflat/downloading/output_path_builder.ex

@@ -54,7 +54,12 @@ defmodule Pinchflat.Downloading.OutputPathBuilder do
       "season_from_date" => "%(upload_date>%Y)S",
       "season_episode_from_date" => "s%(upload_date>%Y)Se%(upload_date>%m%d)S",
       "season_episode_index_from_date" => "s%(upload_date>%Y)Se%(upload_date>%m%d)S{{ media_upload_date_index }}",
-      "artist_name" => "%(artist,creator,uploader,uploader_id)S"
+      "artist_name" => "%(artist,creator,uploader,uploader_id)S",
+      "static_season__episode_by_index" => "Season 1/s01e{{ media_playlist_index }}",
+      "static_season__episode_by_date" => "Season 1/s01e%(upload_date>%y%m%d)S",
+      "season_by_year__episode_by_date" => "Season %(upload_date>%Y)S/s%(upload_date>%Y)Se%(upload_date>%m%d)S",
+      "season_by_year__episode_by_date_and_index" =>
+        "Season %(upload_date>%Y)S/s%(upload_date>%Y)Se%(upload_date>%m%d)S{{ media_upload_date_index }}"
     }
   end
 end

lib/pinchflat/media/media.ex

@@ -142,12 +142,17 @@ defmodule Pinchflat.Media do
   """
   def create_media_item_from_backend_attrs(source, media_attrs_struct) do
     attrs = Map.merge(%{source_id: source.id}, Map.from_struct(media_attrs_struct))
+    # Some fields should only be set on insert and not on update.
+    fields_to_drop_on_update = [:playlist_index]
 
     %MediaItem{}
     |> MediaItem.changeset(attrs)
     |> Repo.insert(
       on_conflict: [
-        set: Map.to_list(attrs)
+        set:
+          attrs
+          |> Map.drop(fields_to_drop_on_update)
+          |> Map.to_list()
       ],
       conflict_target: [:source_id, :media_id]
     )

lib/pinchflat/media/media_item.ex

@@ -18,6 +18,8 @@ defmodule Pinchflat.Media.MediaItem do
   alias Pinchflat.Media.MediaItemsSearchIndex
 
   @allowed_fields [
+    # these fields are only captured on index
+    :playlist_index,
     # these fields are captured on indexing (and again on download)
     :title,
     :media_id,
@@ -72,6 +74,7 @@ defmodule Pinchflat.Media.MediaItem do
     field :uploaded_at, :utc_datetime
     field :upload_date_index, :integer, default: 0
     field :duration_seconds, :integer
+    field :playlist_index, :integer, default: 0
 
     field :media_filepath, :string
     field :media_size_bytes, :integer

lib/pinchflat/metadata/metadata_file_helpers.ex

@@ -124,6 +124,21 @@ defmodule Pinchflat.Metadata.MetadataFileHelpers do
     end
   end
 
+  @doc """
+  Attempts to determine the season and episode number from a media filepath.
+
+  Returns {:ok, {binary(), binary()}} | {:error, :indeterminable}
+  """
+  def season_and_episode_from_media_filepath(media_filepath) do
+    # matches s + 1 or more digits + e + 1 or more digits (case-insensitive)
+    season_episode_regex = ~r/s(\d+)e(\d+)/i
+
+    case Regex.scan(season_episode_regex, media_filepath) do
+      [[_, season, episode] | _] -> {:ok, {season, episode}}
+      _ -> {:error, :indeterminable}
+    end
+  end
+
   defp generate_filepath_for(database_record, filename) do
     Path.join([
       metadata_directory_for(database_record),

lib/pinchflat/metadata/nfo_builder.ex

@@ -6,8 +6,8 @@ defmodule Pinchflat.Metadata.NfoBuilder do
 
   import Pinchflat.Utils.XmlUtils, only: [safe: 1]
 
-  alias Pinchflat.Metadata.MetadataFileHelpers
   alias Pinchflat.Utils.FilesystemUtils
+  alias Pinchflat.Metadata.MetadataFileHelpers
 
   @doc """
   Builds an NFO file for a media item (read: single "episode") and
@@ -15,12 +15,12 @@ defmodule Pinchflat.Metadata.NfoBuilder do
 
   Returns the filepath of the NFO file.
   """
-  def build_and_store_for_media_item(filepath, metadata) do
+  def build_and_store_for_media_item(nfo_filepath, metadata) do
-    nfo = build_for_media_item(metadata)
+    nfo = build_for_media_item(nfo_filepath, metadata)
 
-    FilesystemUtils.write_p!(filepath, nfo)
+    FilesystemUtils.write_p!(nfo_filepath, nfo)
 
-    filepath
+    nfo_filepath
   end
 
   @doc """
@@ -37,10 +37,15 @@ defmodule Pinchflat.Metadata.NfoBuilder do
     filepath
   end
 
-  defp build_for_media_item(metadata) do
+  defp build_for_media_item(nfo_filepath, metadata) do
     upload_date = MetadataFileHelpers.parse_upload_date(metadata["upload_date"])
+    # NOTE: the filepath here isn't the path of the media item, it's the path that
+    # the NFO should be saved to. This works because the NFO's path is the same as
+    # the media's path, just with a different extension. If this ever changes I'll
+    # need to pass in the media item's path as well.
+    {season, episode} = determine_season_and_episode_number(nfo_filepath, upload_date)
+
     # Cribbed from a combination of the Kodi wiki, ytdl-nfo, and ytdl-sub.
-    # WHO NEEDS A FANCY XML PARSER ANYWAY?!
     """
     <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
     <episodedetails>
@@ -49,8 +54,8 @@ defmodule Pinchflat.Metadata.NfoBuilder do
       <uniqueid type="youtube" default="true">#{safe(metadata["id"])}</uniqueid>
       <plot>#{safe(metadata["description"])}</plot>
       <aired>#{safe(upload_date)}</aired>
-      <season>#{safe(upload_date.year)}</season>
+      <season>#{safe(season)}</season>
-      <episode>#{Calendar.strftime(upload_date, "%m%d")}</episode>
+      <episode>#{episode}</episode>
       <genre>YouTube</genre>
     </episodedetails>
     """
@@ -67,4 +72,11 @@ defmodule Pinchflat.Metadata.NfoBuilder do
     </tvshow>
     """
   end
+
+  defp determine_season_and_episode_number(filepath, upload_date) do
+    case MetadataFileHelpers.season_and_episode_from_media_filepath(filepath) do
+      {:ok, {season, episode}} -> {season, episode}
+      {:error, _} -> {upload_date.year, Calendar.strftime(upload_date, "%m%d")}
+    end
+  end
 end

lib/pinchflat/metadata/source_image_parser.ex

@@ -20,29 +20,49 @@ defmodule Pinchflat.Metadata.SourceImageParser do
   def store_source_images(base_directory, source_metadata) do
     (source_metadata["thumbnails"] || [])
     |> Enum.filter(&(&1["filepath"] != nil))
-    |> select_useful_images()
+    |> select_useful_images(source_metadata)
     |> Enum.map(&move_image(&1, base_directory))
     |> Enum.into(%{})
   end
 
-  defp select_useful_images(images) do
+  defp select_useful_images(images, source_metadata) do
     labelled_images =
-      Enum.reduce(images, [], fn image_map, acc ->
+      Enum.reduce(images, %{}, fn image_map, acc ->
         case image_map do
-          %{"id" => "avatar_uncropped"} ->
+          %{"id" => "avatar_uncropped"} -> put_image_key(acc, :poster, image_map["filepath"])
-            acc ++ [{:poster, :poster_filepath, image_map["filepath"]}]
+          %{"id" => "banner_uncropped"} -> put_image_key(acc, :fanart, image_map["filepath"])
-
+          _ -> acc
-          %{"id" => "banner_uncropped"} ->
-            acc ++ [{:fanart, :fanart_filepath, image_map["filepath"]}]
-
-          _ ->
-            acc
         end
       end)
 
     labelled_images
-    |> Enum.concat([{:banner, :banner_filepath, determine_best_banner(images)}])
+    |> add_fallback_poster(source_metadata)
-    |> Enum.filter(fn {_, _, tmp_filepath} -> tmp_filepath end)
+    |> put_image_key(:banner, determine_best_banner(images))
+    |> Enum.filter(fn {_key, attrs} -> attrs.current_filepath end)
+  end
+
+  # If a poster is set, short-circuit and return the images as-is
+  defp add_fallback_poster(%{poster: _} = images, _), do: images
+
+  # If a poster is NOT set, see if we can find a suitable image to use as a fallback
+  defp add_fallback_poster(images, source_metadata) do
+    case source_metadata["entries"] do
+      nil -> images
+      [] -> images
+      [first_entry | _] -> add_poster_from_entry_thumbnail(images, first_entry)
+    end
+  end
+
+  defp add_poster_from_entry_thumbnail(images, entry) do
+    thumbnail =
+      (entry["thumbnails"] || [])
+      |> Enum.reverse()
+      |> Enum.find(& &1["filepath"])
+
+    case thumbnail do
+      nil -> images
+      _ -> put_image_key(images, :poster, thumbnail["filepath"])
+    end
   end
 
   defp determine_best_banner(images) do
@@ -58,12 +78,22 @@ defmodule Pinchflat.Metadata.SourceImageParser do
     Map.get(best_candidate || %{}, "filepath")
   end
 
-  defp move_image({filename, source_attr_name, tmp_filepath}, base_directory) do
+  defp move_image({_key, attrs}, base_directory) do
-    extension = Path.extname(tmp_filepath)
+    extension = Path.extname(attrs.current_filepath)
-    final_filepath = Path.join([base_directory, "#{filename}#{extension}"])
+    final_filepath = Path.join([base_directory, "#{attrs.final_filename}#{extension}"])
 
-    FilesystemUtils.cp_p!(tmp_filepath, final_filepath)
+    FilesystemUtils.cp_p!(attrs.current_filepath, final_filepath)
 
-    {source_attr_name, final_filepath}
+    {attrs.attribute_name, final_filepath}
+  end
+
+  defp put_image_key(map, key, image) do
+    attribute_atom = String.to_existing_atom("#{key}_filepath")
+
+    Map.put(map, key, %{
+      attribute_name: attribute_atom,
+      final_filename: to_string(key),
+      current_filepath: image
+    })
   end
 end

lib/pinchflat/metadata/source_metadata_storage_worker.ex

@@ -77,10 +77,8 @@ defmodule Pinchflat.Metadata.SourceMetadataStorageWorker do
 
   defp fetch_source_metadata_and_images(series_directory, source) do
     metadata_directory = MetadataFileHelpers.metadata_directory_for(source)
-    tmp_output_path = "#{tmp_directory()}/#{StringUtils.random_string(16)}/source_image.%(ext)S"
-    opts = [:write_all_thumbnails, convert_thumbnails: "jpg", output: tmp_output_path]
 
-    {:ok, metadata} = MediaCollection.get_source_metadata(source.original_url, opts)
+    {:ok, metadata} = fetch_metadata_for_source(source)
     metadata_image_attrs = SourceImageParser.store_source_images(metadata_directory, metadata)
 
     if source.media_profile.download_source_images && series_directory do
@@ -110,6 +108,20 @@ defmodule Pinchflat.Metadata.SourceMetadataStorageWorker do
     end
   end
 
+  defp fetch_metadata_for_source(source) do
+    tmp_output_path = "#{tmp_directory()}/#{StringUtils.random_string(16)}/source_image.%(ext)S"
+    base_opts = [convert_thumbnails: "jpg", output: tmp_output_path]
+
+    opts =
+      if source.collection_type == :channel do
+        base_opts ++ [:write_all_thumbnails, playlist_items: 0]
+      else
+        base_opts ++ [:write_thumbnail, playlist_items: 1]
+      end
+
+    MediaCollection.get_source_metadata(source.original_url, opts)
+  end
+
   defp tmp_directory do
     Application.get_env(:pinchflat, :tmpfile_directory)
   end

lib/pinchflat/yt_dlp/media.ex

@@ -22,7 +22,8 @@ defmodule Pinchflat.YtDlp.Media do
     :livestream,
     :short_form_content,
     :uploaded_at,
-    :duration_seconds
+    :duration_seconds,
+    :playlist_index
   ]
 
   alias __MODULE__
@@ -63,7 +64,7 @@ defmodule Pinchflat.YtDlp.Media do
   @doc """
   Returns a map representing the media at the given URL.
 
-  Returns {:ok, [map()]} | {:error, any, ...}.
+  Returns {:ok, %Media{}} | {:error, any, ...}.
   """
   def get_media_attributes(url) do
     runner = Application.get_env(:pinchflat, :yt_dlp_runner)
@@ -84,9 +85,11 @@ defmodule Pinchflat.YtDlp.Media do
 
   @doc """
   Returns the output template for yt-dlp's indexing command.
+
+  NOTE: playlist_index is really only useful for playlists that will never change their order.
   """
   def indexing_output_template do
-    "%(.{id,title,was_live,webpage_url,description,aspect_ratio,duration,upload_date,timestamp})j"
+    "%(.{id,title,was_live,webpage_url,description,aspect_ratio,duration,upload_date,timestamp,playlist_index})j"
   end
 
   @doc """
@@ -104,7 +107,8 @@ defmodule Pinchflat.YtDlp.Media do
       livestream: !!response["was_live"],
       duration_seconds: response["duration"] && round(response["duration"]),
       short_form_content: response["webpage_url"] && short_form_content?(response),
-      uploaded_at: response["upload_date"] && parse_uploaded_at(response)
+      uploaded_at: response["upload_date"] && parse_uploaded_at(response),
+      playlist_index: response["playlist_index"] || 0
     }
   end
 

lib/pinchflat/yt_dlp/media_collection.ex

@@ -99,10 +99,21 @@ defmodule Pinchflat.YtDlp.MediaCollection do
   as a compressed blob for possible future use. That's why it's not getting formatted like
   `get_source_details/1`
 
+  ! IMPORTANT ! - you'll always want to set `playlist_items: int` in `addl_opts.
+  This is great if you want to also return details about the videos in the playlists,
+  but it should be set in all cases to not over-fetch data.
+  For channels you should usually set this to 0 since channels return all the
+  metadata we need without needing to fetch the videos. On the other hand, playlists
+  don't return very useful images so you can set this to 1 to get the first video's
+  images, for instance.
+
   Returns {:ok, map()} | {:error, any, ...}.
   """
-  def get_source_metadata(source_url, addl_opts \\ []) do
+  def get_source_metadata(source_url, addl_opts \\ [playlist_items: 0]) do
-    opts = [playlist_items: 0] ++ addl_opts
+    # This only validates that the `playlist_items` key is present. It's otherwise unused
+    _playlist_items = Keyword.fetch!(addl_opts, :playlist_items)
+
+    opts = [:skip_download] ++ addl_opts
     output_template = "playlist:%()j"
 
     with {:ok, output} <- backend_runner().run(source_url, opts, output_template),

lib/pinchflat_web/components/core_components.ex

@@ -19,6 +19,7 @@ defmodule PinchflatWeb.CoreComponents do
   import PinchflatWeb.Gettext
 
   alias Phoenix.LiveView.JS
+  alias PinchflatWeb.CustomComponents.TextComponents
 
   @doc """
   Renders a modal.
@@ -644,7 +645,11 @@ defmodule PinchflatWeb.CoreComponents do
       <li :for={{k, v} <- @iterable_attributes} class="mb-2 w-2/3">
         <strong><%= k %>:</strong>
         <code class="inline-block text-sm font-mono text-gray p-0.5 mx-0.5">
+          <%= if is_binary(v) && URI.parse(v).scheme && URI.parse(v).scheme =~ "http" do %>
+            <TextComponents.inline_link href={v}><%= v %></TextComponents.inline_link>
+          <% else %>
             <%= v %>
+          <% end %>
         </code>
       </li>
     </ul>

lib/pinchflat_web/controllers/media_profiles/media_profile_html.ex

@@ -53,12 +53,24 @@ defmodule PinchflatWeb.MediaProfiles.MediaProfileHTML do
     ]
   end
 
-  def custom_output_template_options do
+  def media_center_custom_output_template_options do
+    %{
+      season_by_year__episode_by_date: "<code>Season YYYY/sYYYYeMMDD</code>",
+      season_by_year__episode_by_date_and_index:
+        "same as the above but it handles dates better. <strong>This is the recommended option</strong>",
+      static_season__episode_by_index:
+        "<code>Season 1/s01eXX</code> where <code>XX</code> is the video's position in the playlist. Only recommended for playlists (not channels) that don't change",
+      static_season__episode_by_date:
+        "<code>Season 1/s01eYYMMDD</code>. Recommended for playlists that might change or where order isn't important"
+    }
+  end
+
+  def other_custom_output_template_options do
     %{
       upload_day: nil,
       upload_month: nil,
       upload_year: nil,
-      upload_yyyy_mm_dd: "the upload date in the format YYYY-MM-DD",
+      upload_yyyy_mm_dd: "the upload date in the format <code>YYYY-MM-DD</code>",
       source_custom_name: "the name of the sources that use this profile",
       source_collection_id: "the YouTube ID of the sources that use this profile",
       source_collection_name:
@@ -66,9 +78,11 @@ defmodule PinchflatWeb.MediaProfiles.MediaProfileHTML do
       source_collection_type: "the collection type of the sources using this profile. Either 'channel' or 'playlist'",
       artist_name: "the name of the artist with fallbacks to other uploader fields",
       season_from_date: "alias for upload_year",
-      season_episode_from_date: "the upload date formatted as sYYYYeMMDD",
+      season_episode_from_date: "the upload date formatted as <code>sYYYYeMMDD</code>",
       season_episode_index_from_date:
-        "the upload date formatted as sYYYYeMMDDII where II is an index to prevent date collisions"
+        "the upload date formatted as <code>sYYYYeMMDDII</code> where <code>II</code> is an index to prevent date collisions",
+      media_playlist_index:
+        "the place of the media item in the playlist. Do not use with channels. May not work if the playlist is updated"
     }
   end
 
@@ -77,7 +91,6 @@ defmodule PinchflatWeb.MediaProfiles.MediaProfileHTML do
       id
       ext
       title
-      fulltitle
       uploader
       channel
       upload_date
@@ -99,7 +112,7 @@ defmodule PinchflatWeb.MediaProfiles.MediaProfileHTML do
   end
 
   defp media_center_output_template do
-    "/shows/{{ source_custom_name }}/Season {{ season_from_date }}/{{ season_episode_index_from_date }} - {{ title }}.{{ ext }}"
+    "/shows/{{ source_custom_name }}/{{ season_by_year__episode_by_date_and_index }} - {{ title }}.{{ ext }}"
   end
 
   defp audio_output_template do

lib/pinchflat_web/controllers/media_profiles/media_profile_html/media_profile_form.html.heex

@@ -84,22 +84,22 @@
       />
     </section>
 
-    <section x-data="{ presets: { default: false, media_center: false, audio: false, archiving: false } }">
-      <.input
-        field={f[:download_auto_subs]}
-        type="toggle"
-        label="Download Autogenerated Subtitles"
-        help="Prefers normal subs but will download autogenerated if needed. Requires 'Download Subtitles' to be enabled"
-        x-init="$watch('selectedPreset', p => p && (enabled = presets[p]))"
-      />
-    </section>
-
     <section x-data="{ presets: { default: true, media_center: true, audio: false, archiving: true } }">
       <.input
         field={f[:embed_subs]}
         type="toggle"
         label="Embed Subtitles"
-        help="Downloads and embeds subtitles in the media file itself, if supported. Uneffected by 'Download Subtitles' (recommended)"
+        help="Downloads and embeds subtitles in the media file itself, if supported. Uneffected by 'Download Subtitles'"
+        x-init="$watch('selectedPreset', p => p && (enabled = presets[p]))"
+      />
+    </section>
+
+    <section x-data="{ presets: { default: false, media_center: false, audio: false, archiving: false } }">
+      <.input
+        field={f[:download_auto_subs]}
+        type="toggle"
+        label="Use Autogenerated Subtitles"
+        help="Prefers normal subs with 'Download Subtitles' or 'Embed Subtitles' but will use autogenerated subs if needed."
         x-init="$watch('selectedPreset', p => p && (enabled = presets[p]))"
       />
     </section>

lib/pinchflat_web/controllers/media_profiles/media_profile_html/output_template_help.html.heex

@@ -1,7 +1,7 @@
 <%!-- The heex HTML formatter is really struggling with this file - I apologize in advance --%>
 <aside>
   <h2 class="text-xl font-bold mb-2">Output Template Syntax</h2>
-  <section class="ml-2 md:ml-4 mb-4 max-w-prose">
+  <section class="ml-2 md:ml-4 mb-4 max-w-prose overflow-auto">
     <p>When generating an output template, you have 3 options for syntax:</p>
     <ul class="list-disc list-inside ml-2 md:ml-5">
       <li>
@@ -46,7 +46,7 @@
   </section>
 
   <h2 class="text-xl font-bold mb-2">Template Options</h2>
-  <section class="ml-2 md:ml-4 mb-4">
+  <section class="ml-2 md:ml-4 mb-4 overflow-auto">
     <p class="max-w-prose">
       Any single-word <code class="text-sm">yt-dlp</code>
       option
@@ -56,16 +56,23 @@
       can be used with the curly braced liquid-style syntax.
       This is just a list of the most common options as well as some custom aliases
     </p>
-    <h3 class="text-lg font-bold mb-2">Custom Aliases</h3>
+    <h3 class="text-lg font-bold my-2">Media Center Custom Aliases</h3>
-    <ul class="list-disc list-inside ml-2 md:ml-5">
+    <ul class="list-disc list-inside mb-4 ml-2 md:ml-5 max-w-prose">
-      <li :for={{k, v} <- custom_output_template_options()}>
+      <li :for={{k, v} <- media_center_custom_output_template_options()} class="mt-1">
         <.inline_code>{{ <%= k %> }}</.inline_code>
-        <span :if={v}>- <%= v %></span>
+        <span :if={v}>- <%= html_escape({:safe, v}) %></span>
+      </li>
+    </ul>
+    <h3 class="text-lg font-bold mb-2">Other Custom Aliases</h3>
+    <ul class="list-disc list-inside mb-4 ml-2 md:ml-5 max-w-prose">
+      <li :for={{k, v} <- other_custom_output_template_options()} class="mt-1">
+        <.inline_code>{{ <%= k %> }}</.inline_code>
+        <span :if={v}>- <%= html_escape({:safe, v}) %></span>
       </li>
     </ul>
     <h3 class="text-lg font-bold mb-2">Common Options</h3>
     <ul class="list-disc list-inside ml-2 md:ml-5">
-      <li :for={opt <- common_output_template_options()}>
+      <li :for={opt <- common_output_template_options()} class="mt-1">
         <.inline_code>{{ <%= opt %> }}</.inline_code>
       </li>
     </ul>

lib/pinchflat_web/controllers/sources/source_controller.ex

@@ -41,13 +41,30 @@ defmodule PinchflatWeb.Sources.SourceController do
     render(conn, :index, sources: Repo.all(source_query))
   end
 
-  def new(conn, _params) do
+  def new(conn, params) do
-    changeset = Sources.change_source(%Source{})
+    # This lets me preload the settings from another source for more efficient creation
+    cs_struct =
+      case to_string(params["template_id"]) do
+        "" -> %Source{}
+        template_id -> Repo.get(Source, template_id) || %Source{}
+      end
 
     render(conn, :new,
-      changeset: changeset,
       media_profiles: media_profiles(),
-      layout: get_onboarding_layout()
+      layout: get_onboarding_layout(),
+      # Most of these don't actually _need_ to be nullified at this point,
+      # but if I don't do it now I know it'll bite me
+      changeset:
+        Sources.change_source(%Source{
+          cs_struct
+          | id: nil,
+            uuid: nil,
+            custom_name: nil,
+            collection_name: nil,
+            collection_id: nil,
+            collection_type: nil,
+            original_url: nil
+        })
     )
   end
 

lib/pinchflat_web/controllers/sources/source_html.ex

@@ -9,6 +9,7 @@ defmodule PinchflatWeb.Sources.SourceHTML do
   attr :changeset, Ecto.Changeset, required: true
   attr :action, :string, required: true
   attr :media_profiles, :list, required: true
+  attr :method, :string, required: true
 
   def source_form(assigns)
 

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

@@ -26,6 +26,11 @@
       <span x-show="copied" x-transition.duration.150ms><.icon name="hero-check" class="ml-2 h-4 w-4" /></span>
     </span>
   </:option>
+  <:option>
+    <.link href={~p"/sources/new?template_id=#{@source}"} method="get">
+      Use as Template
+    </.link>
+  </:option>
   <:option>
     <div class="h-px w-full bg-bodydark2"></div>
   </:option>

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

@@ -10,7 +10,12 @@
 <div class="rounded-sm border border-stroke bg-white px-5 pb-2.5 pt-6 shadow-default dark:border-strokedark dark:bg-boxdark sm:px-7.5 xl:pb-1">
   <div class="max-w-full">
     <div class="flex flex-col gap-10">
-      <.source_form changeset={@changeset} media_profiles={@media_profiles} action={~p"/sources/#{@source}"} />
+      <.source_form
+        changeset={@changeset}
+        media_profiles={@media_profiles}
+        action={~p"/sources/#{@source}"}
+        method="patch"
+      />
     </div>
   </div>
 </div>

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

@@ -8,7 +8,7 @@
 <div class="rounded-sm border border-stroke bg-white px-5 pb-2.5 pt-6 shadow-default dark:border-strokedark dark:bg-boxdark sm:px-7.5 xl:pb-1">
   <div class="max-w-full">
     <div class="flex flex-col gap-10">
-      <.source_form changeset={@changeset} media_profiles={@media_profiles} action={~p"/sources"} />
+      <.source_form changeset={@changeset} media_profiles={@media_profiles} action={~p"/sources"} method="post" />
     </div>
   </div>
 </div>

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

@@ -2,6 +2,7 @@
   :let={f}
   for={@changeset}
   action={@action}
+  method={@method}
   x-data="{ advancedMode: !!JSON.parse(localStorage.getItem('advancedMode')) }"
   x-init="$watch('advancedMode', value => localStorage.setItem('advancedMode', JSON.stringify(value)))"
 >
@@ -10,7 +11,7 @@
   </.error>
 
   <section x-data="{ mediaProfileId: null }">
-    <section class="flex justify-between items-center mt-8">
+    <section class="flex justify-between items-center mt-4">
       <h3 class=" text-2xl text-black dark:text-white">
         General Options
       </h3>
@@ -19,6 +20,14 @@
       </span>
     </section>
 
+    <.input
+      field={f[:original_url]}
+      type="text"
+      label="Source URL"
+      help="URL of a channel or playlist (required)"
+      x-init="$el.focus()"
+    />
+
     <.input
       field={f[:custom_name]}
       type="text"
@@ -26,8 +35,6 @@
       help="Does not impact indexing or downloading. Will be inferred from the source if left blank"
     />
 
-    <.input field={f[:original_url]} type="text" label="Source URL" help="URL of a channel or playlist (required)" />
-
     <.input
       field={f[:media_profile_id]}
       options={Enum.map(@media_profiles, &{&1.name, &1.id})}

mix.exs

@@ -4,7 +4,7 @@ defmodule Pinchflat.MixProject do
   def project do
     [
       app: :pinchflat,
-      version: "2024.6.25",
+      version: "2024.7.18",
       elixir: "~> 1.17",
       elixirc_paths: elixirc_paths(Mix.env()),
       start_permanent: Mix.env() == :prod,

priv/repo/migrations/20240715212133_add_playlist_index_to_media_items.exs

@@ -0,0 +1,9 @@
+defmodule Pinchflat.Repo.Migrations.AddPlaylistIndexToMediaItems do
+  use Ecto.Migration
+
+  def change do
+    alter table(:media_items) do
+      add :playlist_index, :integer, null: false, default: 0
+    end
+  end
+end

test/pinchflat/downloading/download_option_builder_test.exs

@@ -93,15 +93,23 @@ defmodule Pinchflat.Downloading.DownloadOptionBuilderTest do
     end
 
     test "includes :write_auto_subs option when specified", %{media_item: media_item} do
-      media_item = update_media_profile_attribute(media_item, %{download_subs: true, download_auto_subs: true})
+      media_item_1 = update_media_profile_attribute(media_item, %{download_subs: true, download_auto_subs: true})
+      media_item_2 = update_media_profile_attribute(media_item, %{embed_subs: true, download_auto_subs: true})
 
-      assert {:ok, res} = DownloadOptionBuilder.build(media_item)
+      assert {:ok, res_1} = DownloadOptionBuilder.build(media_item_1)
+      assert {:ok, res_2} = DownloadOptionBuilder.build(media_item_2)
 
-      assert :write_auto_subs in res
+      assert :write_auto_subs in res_1
+      assert :write_auto_subs in res_2
     end
 
-    test "doesn't include :write_auto_subs option when download_subs is false", %{media_item: media_item} do
+    test "doesn't include :write_auto_subs option when download_subs and embed_subs is false", %{media_item: media_item} do
-      media_item = update_media_profile_attribute(media_item, %{download_subs: false, download_auto_subs: true})
+      media_item =
+        update_media_profile_attribute(media_item, %{
+          download_subs: false,
+          embed_subs: false,
+          download_auto_subs: true
+        })
 
       assert {:ok, res} = DownloadOptionBuilder.build(media_item)
 

test/pinchflat/media_test.exs

@@ -689,7 +689,24 @@ defmodule Pinchflat.MediaTest do
       assert {:ok, %MediaItem{} = media_item_2} = Media.create_media_item_from_backend_attrs(source, different_attrs)
 
       assert media_item_1.id == media_item_2.id
-      assert media_item_2.title == different_attrs.title
+      assert Repo.reload(media_item_2).title == different_attrs.title
+    end
+
+    test "doesn't update fields like playlist_index" do
+      source = source_fixture()
+
+      media_attrs =
+        media_attributes_return_fixture()
+        |> Phoenix.json_library().decode!()
+        |> Map.put("playlist_index", 1)
+        |> YtDlpMedia.response_to_struct()
+
+      different_attrs = %YtDlpMedia{media_attrs | playlist_index: 9999}
+
+      assert {:ok, %MediaItem{} = _media_item_1} = Media.create_media_item_from_backend_attrs(source, media_attrs)
+      assert {:ok, %MediaItem{} = media_item_2} = Media.create_media_item_from_backend_attrs(source, different_attrs)
+
+      assert Repo.reload(media_item_2).playlist_index == media_attrs.playlist_index
     end
   end
 

test/pinchflat/metadata/metadata_file_helpers_test.exs

@@ -11,6 +11,16 @@ defmodule Pinchflat.Metadata.MetadataFileHelpersTest do
     {:ok, %{media_item: media_item}}
   end
 
+  describe "metadata_directory_for/1" do
+    test "returns the metadata directory for the given record", %{media_item: media_item} do
+      base_metadata_directory = Application.get_env(:pinchflat, :metadata_directory)
+
+      metadata_directory = Helpers.metadata_directory_for(media_item)
+
+      assert metadata_directory == Path.join([base_metadata_directory, "media_items", "#{media_item.id}"])
+    end
+  end
+
   describe "compress_and_store_metadata_for/2" do
     test "returns the filepath", %{media_item: media_item} do
       metadata_map = %{"foo" => "bar"}
@@ -142,13 +152,20 @@ defmodule Pinchflat.Metadata.MetadataFileHelpersTest do
     end
   end
 
-  describe "metadata_directory_for/1" do
+  describe "season_and_episode_from_media_filepath/1" do
-    test "returns the metadata directory for the given record", %{media_item: media_item} do
+    test "returns a season and episode if one can be determined" do
-      base_metadata_directory = Application.get_env(:pinchflat, :metadata_directory)
+      assert {:ok, {"1", "2"}} = Helpers.season_and_episode_from_media_filepath("/foo/s1e2 - test.mp4")
+      assert {:ok, {"1", "2"}} = Helpers.season_and_episode_from_media_filepath("/foo/S1E2 - test.mp4")
+      assert {:ok, {"001", "002"}} = Helpers.season_and_episode_from_media_filepath("/foo/s001e002 - test.mp4")
+      assert {:ok, {"1", "2"}} = Helpers.season_and_episode_from_media_filepath("/foo/s1e2bar - test.mp4")
+      assert {:ok, {"1", "2"}} = Helpers.season_and_episode_from_media_filepath("/foo/bar s1e2 - test.mp4")
+    end
 
-      metadata_directory = Helpers.metadata_directory_for(media_item)
+    test "returns an error if a season and episode can't be determined" do
-
+      assert {:error, :indeterminable} = Helpers.season_and_episode_from_media_filepath("/foo/test.mp4")
-      assert metadata_directory == Path.join([base_metadata_directory, "media_items", "#{media_item.id}"])
+      assert {:error, :indeterminable} = Helpers.season_and_episode_from_media_filepath("/foo/s1 - test.mp4")
+      assert {:error, :indeterminable} = Helpers.season_and_episode_from_media_filepath("/foo/s1e - test.mp4")
+      assert {:error, :indeterminable} = Helpers.season_and_episode_from_media_filepath("/foo/s1etest.mp4")
     end
   end
 end

test/pinchflat/metadata/nfo_builder_test.exs

@@ -5,7 +5,7 @@ defmodule Pinchflat.Metadata.NfoBuilderTest do
   alias Pinchflat.Utils.FilesystemUtils
 
   setup do
-    filepath = FilesystemUtils.generate_metadata_tmpfile(:json)
+    filepath = FilesystemUtils.generate_metadata_tmpfile(:nfo)
 
     on_exit(fn -> File.rm!(filepath) end)
 
@@ -45,6 +45,43 @@ defmodule Pinchflat.Metadata.NfoBuilderTest do
 
       assert String.contains?(nfo, "hello' & <world>")
     end
+
+    test "uses the season and episode number from the filepath if it can be determined" do
+      metadata = %{
+        "title" => "title",
+        "uploader" => "uploader",
+        "id" => "id",
+        "description" => "description",
+        "upload_date" => "20210101"
+      }
+
+      tmpfile_directory = Application.get_env(:pinchflat, :tmpfile_directory)
+      filepath = Path.join([tmpfile_directory, "foo/s0123e456.nfo"])
+
+      result = NfoBuilder.build_and_store_for_media_item(filepath, metadata)
+      nfo = File.read!(result)
+
+      assert String.contains?(nfo, "<season>0123</season>")
+      assert String.contains?(nfo, "<episode>456</episode>")
+
+      File.rm!(filepath)
+    end
+
+    test "uses the upload date if the season and episode number can't be determined", %{filepath: filepath} do
+      metadata = %{
+        "title" => "title",
+        "uploader" => "uploader",
+        "id" => "id",
+        "description" => "description",
+        "upload_date" => "20210101"
+      }
+
+      result = NfoBuilder.build_and_store_for_media_item(filepath, metadata)
+      nfo = File.read!(result)
+
+      assert String.contains?(nfo, "<season>2021</season>")
+      assert String.contains?(nfo, "<episode>0101</episode>")
+    end
   end
 
   describe "build_and_store_for_source/2" do

test/pinchflat/metadata/source_image_parser_test.exs

@@ -75,4 +75,51 @@ defmodule Pinchflat.Metadata.SourceImageParserTest do
       assert SourceImageParser.store_source_images(@base_dir, metadata) == %{}
     end
   end
+
+  describe "store_source_images/2 when testing fallbacks" do
+    test "uses the entries list for a fallback poster if needed" do
+      metadata = %{
+        "thumbnails" => [],
+        "entries" => [
+          %{
+            "thumbnails" => [%{"filepath" => "/app/test/support/files/channel_photos/a.0.jpg"}]
+          }
+        ]
+      }
+
+      expected = %{
+        poster_filepath: "#{@base_dir}/poster.jpg"
+      }
+
+      assert SourceImageParser.store_source_images(@base_dir, metadata) == expected
+    end
+
+    test "doesn't blow up if the entries list doesn't have any suitable thumbnails" do
+      metadata = %{
+        "thumbnails" => [],
+        "entries" => [
+          %{"thumbnails" => [%{"id" => "1"}]}
+        ]
+      }
+
+      assert SourceImageParser.store_source_images(@base_dir, metadata) == %{}
+    end
+
+    test "doesn't use the entries list if it's empty" do
+      metadata = %{
+        "thumbnails" => [],
+        "entries" => []
+      }
+
+      assert SourceImageParser.store_source_images(@base_dir, metadata) == %{}
+    end
+
+    test "doesn't use the entries list if it's not present" do
+      metadata = %{
+        "thumbnails" => []
+      }
+
+      assert SourceImageParser.store_source_images(@base_dir, metadata) == %{}
+    end
+  end
 end

test/pinchflat/metadata/source_metadata_storage_worker_test.exs

@@ -143,7 +143,9 @@ defmodule Pinchflat.Metadata.SourceMetadataStorageWorkerTest do
 
           {:ok, source_details_return_fixture(%{filename: filename})}
 
-        _url, _opts, ot when ot == @metadata_ot ->
+        _url, opts, ot when ot == @metadata_ot ->
+          assert {:convert_thumbnails, "jpg"} in opts
+
           {:ok, render_metadata(:channel_source_metadata)}
       end)
 
@@ -164,6 +166,42 @@ defmodule Pinchflat.Metadata.SourceMetadataStorageWorkerTest do
       Sources.delete_source(source, delete_files: true)
     end
 
+    test "calls one set of yt-dlp metadata opts for channels" do
+      stub(YtDlpRunnerMock, :run, fn
+        _url, _opts, ot when ot == @source_details_ot ->
+          {:ok, source_details_return_fixture()}
+
+        _url, opts, ot when ot == @metadata_ot ->
+          assert {:playlist_items, 0} in opts
+          assert :write_all_thumbnails in opts
+
+          {:ok, render_metadata(:channel_source_metadata)}
+      end)
+
+      profile = media_profile_fixture(%{download_source_images: true})
+      source = source_fixture(media_profile_id: profile.id, collection_type: :channel)
+
+      perform_job(SourceMetadataStorageWorker, %{id: source.id})
+    end
+
+    test "calls another set of yt-dlp metadata opts for playlists" do
+      stub(YtDlpRunnerMock, :run, fn
+        _url, _opts, ot when ot == @source_details_ot ->
+          {:ok, source_details_return_fixture()}
+
+        _url, opts, ot when ot == @metadata_ot ->
+          assert {:playlist_items, 1} in opts
+          assert :write_thumbnail in opts
+
+          {:ok, render_metadata(:channel_source_metadata)}
+      end)
+
+      profile = media_profile_fixture(%{download_source_images: true})
+      source = source_fixture(media_profile_id: profile.id, collection_type: :playlist)
+
+      perform_job(SourceMetadataStorageWorker, %{id: source.id})
+    end
+
     test "does not store source images if the profile is not set to" do
       stub(YtDlpRunnerMock, :run, fn
         _url, _opts, ot when ot == @source_details_ot ->

test/pinchflat/yt_dlp/media_collection_test.exs

@@ -129,7 +129,7 @@ defmodule Pinchflat.YtDlp.MediaCollectionTest do
 
     test "it passes the expected args to the backend runner" do
       expect(YtDlpRunnerMock, :run, fn @channel_url, opts, ot ->
-        assert opts == [playlist_items: 0]
+        assert opts == [:skip_download, playlist_items: 0]
         assert ot == "playlist:%()j"
 
         {:ok, "{}"}
@@ -152,12 +152,18 @@ defmodule Pinchflat.YtDlp.MediaCollectionTest do
 
     test "allows you to pass additional opts" do
       expect(YtDlpRunnerMock, :run, fn _url, opts, _ot ->
-        assert opts == [playlist_items: 0, real_opt: :yup]
+        assert opts == [:skip_download, playlist_items: 1, real_opt: :yup]
 
         {:ok, "{}"}
       end)
 
-      assert {:ok, _} = MediaCollection.get_source_metadata(@channel_url, real_opt: :yup)
+      assert {:ok, _} = MediaCollection.get_source_metadata(@channel_url, playlist_items: 1, real_opt: :yup)
+    end
+
+    test "blows up if you pass addl opts but don't pass playlist items" do
+      assert_raise KeyError, fn ->
+        MediaCollection.get_source_metadata(@channel_url, real_opt: :yup)
+      end
     end
   end
 end

test/pinchflat/yt_dlp/media_test.exs

@@ -110,8 +110,10 @@ defmodule Pinchflat.YtDlp.MediaTest do
 
   describe "indexing_output_template/0" do
     test "contains all the greatest hits" do
-      assert "%(.{id,title,was_live,webpage_url,description,aspect_ratio,duration,upload_date,timestamp})j" ==
+      attrs = ~w(id title was_live webpage_url description aspect_ratio duration upload_date timestamp playlist_index)a
-               Media.indexing_output_template()
+      formatted_attrs = "%(.{#{Enum.join(attrs, ",")}})j"
+
+      assert formatted_attrs == Media.indexing_output_template()
     end
   end
 
@@ -126,7 +128,8 @@ defmodule Pinchflat.YtDlp.MediaTest do
         "aspect_ratio" => 1.0,
         "duration" => 60,
         "upload_date" => "20210101",
-        "timestamp" => 1_600_000_000
+        "timestamp" => 1_600_000_000,
+        "playlist_index" => 1
       }
 
       assert %Media{
@@ -137,7 +140,8 @@ defmodule Pinchflat.YtDlp.MediaTest do
                livestream: false,
                short_form_content: false,
                uploaded_at: ~U[2020-09-13 12:26:40Z],
-               duration_seconds: 60
+               duration_seconds: 60,
+               playlist_index: 1
              } == Media.response_to_struct(response)
     end
 
@@ -217,6 +221,17 @@ defmodule Pinchflat.YtDlp.MediaTest do
 
       assert %Media{livestream: false} = Media.response_to_struct(response)
     end
+
+    test "doesn't blow up if playlist_index is missing" do
+      response = %{
+        "webpage_url" => "https://www.youtube.com/watch?v=TiZPUDkDYbk",
+        "aspect_ratio" => 1.0,
+        "duration" => nil,
+        "upload_date" => "20210101"
+      }
+
+      assert %Media{playlist_index: 0} = Media.response_to_struct(response)
+    end
   end
 
   describe "response_to_struct/1 when testing uploaded_at" do

test/pinchflat_web/controllers/source_controller_test.exs

@@ -50,6 +50,15 @@ defmodule PinchflatWeb.SourceControllerTest do
 
       refute html_response(conn, 200) =~ "MENU"
     end
+
+    test "preloads some attributes when using a template", %{conn: conn} do
+      source = source_fixture(custom_name: "My first source", download_cutoff_date: "2021-01-01")
+
+      conn = get(conn, ~p"/sources/new", %{"template_id" => source.id})
+      assert html_response(conn, 200) =~ "New Source"
+      assert html_response(conn, 200) =~ "2021-01-01"
+      refute html_response(conn, 200) =~ source.custom_name
+    end
   end
 
   describe "create source" do