pinchflat/lib/pinchflat/profiles/options/yt_dlp/option_builder.ex

91 lines
2.6 KiB
Elixir

defmodule Pinchflat.Profiles.Options.YtDlp.OptionBuilder do
@moduledoc """
Builds the options for yt-dlp based on the given media profile.
IDEA: consider making this a behaviour so I can add other backends later
"""
alias Pinchflat.Profiles.MediaProfile
alias Pinchflat.Profiles.Options.YtDlp.OutputPathBuilder
@doc """
Builds the options for yt-dlp based on the given media profile.
IDEA: consider adding the ability to pass in a second argument to override
these options
"""
def build(%MediaProfile{} = media_profile) do
# NOTE: I'll be hardcoding most things for now (esp. options to help me test) -
# add more configuration later as I build out the models. Walk before you can run!
# NOTE: Looks like you can put different media types in different directories.
# see: https://github.com/yt-dlp/yt-dlp#output-template
built_options =
default_options() ++
subtitle_options(media_profile) ++
thumbnail_options(media_profile) ++
output_options(media_profile)
{:ok, built_options}
end
# This will be updated a lot as I add new options to profiles
defp default_options do
[
:embed_metadata,
:no_progress
]
end
defp subtitle_options(media_profile) do
mapped_struct = Map.from_struct(media_profile)
Enum.reduce(mapped_struct, [], fn attr, acc ->
case {attr, media_profile} do
{{:download_subs, true}, _} ->
# Force SRT for now - MAY provide as an option in the future
acc ++ [:write_subs, convert_subs: "srt"]
{{:download_auto_subs, true}, %{download_subs: true}} ->
acc ++ [:write_auto_subs]
{{:embed_subs, true}, _} ->
acc ++ [:embed_subs]
{{:sub_langs, sub_langs}, %{download_subs: true}} ->
acc ++ [sub_langs: sub_langs]
{{:sub_langs, sub_langs}, %{embed_subs: true}} ->
acc ++ [sub_langs: sub_langs]
_ ->
acc
end
end)
end
defp thumbnail_options(media_profile) do
mapped_struct = Map.from_struct(media_profile)
Enum.reduce(mapped_struct, [], fn attr, acc ->
case attr do
{:download_thumbnail, true} -> acc ++ [:write_thumbnail]
{:embed_thumbnail, true} -> acc ++ [:embed_thumbnail]
_ -> acc
end
end)
end
defp output_options(media_profile) do
{:ok, output_path} = OutputPathBuilder.build(media_profile.output_path_template)
[
output: Path.join(base_directory(), output_path)
]
end
defp base_directory do
Application.get_env(:pinchflat, :media_directory)
end
end