[RTC-333] Limit HLS components to 1 per room

[sgfn]

No description provided.

[codecov]

Codecov Report

Merging #72 (11a2cf4) into main (a16b081) will increase coverage by 0.19%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main      #72      +/-   ##
==========================================
+ Coverage   83.59%   83.78%   +0.19%     
==========================================
  Files          36       36              
  Lines         512      518       +6     
==========================================
+ Hits          428      434       +6     
  Misses         84       84              

Files Changed	Coverage Δ
lib/jellyfish/room.ex	83.76% <100.00%> (+0.72%)	⬆️
.../jellyfish_web/controllers/component_controller.ex	100.00% <100.00%> (ø)

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[Karolk99]

What about:

Suggested change

	defp check_component_allowed(Component.HLS, %{
	config: %{video_codec: video_codec},
	components: components
	}) do
	cond do
	video_codec != :h264 ->
	{:error, :incompatible_codec}
	Map.values(components) |> Enum.any?(&(&1.type == Component.HLS)) ->
	{:error, :reached_components_limit}
	true ->
	:ok
	end
	end
	defp check_component_allowed(Component.HLS, %{config: %{video_codec: video_codec}, components: components}) do
	hls_components_present = components_includes_HLS?(components)
	case {video_codec, hls_components_present} do
	{:h264, false} -> :ok
	{:h264, true} -> {:error, :reached_components_limit}
	_ -> {:error, :incompatible_codec}
	end
	end
	defp components_includes_HLS?(components) do
	components
	|> Map.values()
	|> Enum.any?(&(&1.type == Component.HLS))
	end