streamyfin_mirror/components/video-player/controls/dropdown/DropdownViewDirect.tsx

import React, { useMemo, useState } from "react";
import { View, TouchableOpacity } from "react-native";
import { Ionicons } from "@expo/vector-icons";
import * as DropdownMenu from "zeego/dropdown-menu";
import { useControlContext } from "../contexts/ControlContext";
import { useVideoContext } from "../contexts/VideoContext";
import { EmbeddedSubtitle, ExternalSubtitle } from "../types";
import { useAtomValue } from "jotai";
import { apiAtom } from "@/providers/JellyfinProvider";
import { useLocalSearchParams } from "expo-router";

interface DropdownViewDirectProps {
  showControls: boolean;
  offline?: boolean; // used to disable external subs for downloads
}

const DropdownViewDirect: React.FC<DropdownViewDirectProps> = ({
  showControls,
  offline = false,
}) => {
  const api = useAtomValue(apiAtom);
  const ControlContext = useControlContext();
  const mediaSource = ControlContext?.mediaSource;
  const item = ControlContext?.item;
  const isVideoLoaded = ControlContext?.isVideoLoaded;

  const videoContext = useVideoContext();
  const {
    subtitleTracks,
    audioTracks,
    setSubtitleURL,
    setSubtitleTrack,
    setAudioTrack,
  } = videoContext;

  const allSubtitleTracksForDirectPlay = useMemo(() => {
    if (mediaSource?.TranscodingUrl) return null;
    const embeddedSubs =
      subtitleTracks
        ?.map((s) => ({
          name: s.name,
          index: s.index,
          deliveryUrl: undefined,
        }))
        .filter((sub) => !sub.name.endsWith("[External]")) || [];

    const externalSubs =
      mediaSource?.MediaStreams?.filter(
        (stream) => stream.Type === "Subtitle" && !!stream.DeliveryUrl
      ).map((s) => ({
        name: s.DisplayTitle! + " [External]",
        index: s.Index!,
        deliveryUrl: s.DeliveryUrl,
      })) || [];

    // Combine embedded subs with external subs only if not offline
    if (!offline) {
      return [...embeddedSubs, ...externalSubs] as (
        | EmbeddedSubtitle
        | ExternalSubtitle
      )[];
    }
    return embeddedSubs as EmbeddedSubtitle[];
  }, [item, isVideoLoaded, subtitleTracks, mediaSource?.MediaStreams, offline]);

  const { subtitleIndex, audioIndex } = useLocalSearchParams<{
    itemId: string;
    audioIndex: string;
    subtitleIndex: string;
    mediaSourceId: string;
    bitrateValue: string;
  }>();

  const [selectedSubtitleIndex, setSelectedSubtitleIndex] = useState<Number>(
    parseInt(subtitleIndex)
  );
  const [selectedAudioIndex, setSelectedAudioIndex] = useState<Number>(
    parseInt(audioIndex)
  );

  return (
    <View
      style={{
        position: "absolute",
        zIndex: 1000,
        opacity: showControls ? 1 : 0,
      }}
      className="p-4"
    >
      <DropdownMenu.Root>
        <DropdownMenu.Trigger>
          <TouchableOpacity className="aspect-square flex flex-col bg-neutral-800/90 rounded-xl items-center justify-center p-2">
            <Ionicons name="ellipsis-horizontal" size={24} color={"white"} />
          </TouchableOpacity>
        </DropdownMenu.Trigger>
        <DropdownMenu.Content
          loop={true}
          side="bottom"
          align="start"
          alignOffset={0}
          avoidCollisions={true}
          collisionPadding={8}
          sideOffset={8}
        >
          <DropdownMenu.Sub>
            <DropdownMenu.SubTrigger key="subtitle-trigger">
              Subtitle
            </DropdownMenu.SubTrigger>
            <DropdownMenu.SubContent
              alignOffset={-10}
              avoidCollisions={true}
              collisionPadding={0}
              loop={true}
              sideOffset={10}
            >
              {allSubtitleTracksForDirectPlay?.map((sub, idx: number) => (
                <DropdownMenu.CheckboxItem
                  key={`subtitle-item-${idx}`}
                  value={selectedSubtitleIndex === sub.index}
                  onValueChange={() => {
                    if ("deliveryUrl" in sub && sub.deliveryUrl) {
                      setSubtitleURL &&
                        setSubtitleURL(
                          api?.basePath + sub.deliveryUrl,
                          sub.name
                        );

                      console.log(
                        "Set external subtitle: ",
                        api?.basePath + sub.deliveryUrl
                      );
                    } else {
                      console.log("Set sub index: ", sub.index);
                      setSubtitleTrack && setSubtitleTrack(sub.index);
                    }

                    setSelectedSubtitleIndex(sub.index);
                    console.log("Subtitle: ", sub);
                  }}
                >
                  <DropdownMenu.ItemTitle key={`subtitle-item-title-${idx}`}>
                    {sub.name}
                  </DropdownMenu.ItemTitle>
                </DropdownMenu.CheckboxItem>
              ))}
            </DropdownMenu.SubContent>
          </DropdownMenu.Sub>
          <DropdownMenu.Sub>
            <DropdownMenu.SubTrigger key="audio-trigger">
              Audio
            </DropdownMenu.SubTrigger>
            <DropdownMenu.SubContent
              alignOffset={-10}
              avoidCollisions={true}
              collisionPadding={0}
              loop={true}
              sideOffset={10}
            >
              {audioTracks?.map((track, idx: number) => (
                <DropdownMenu.CheckboxItem
                  key={`audio-item-${idx}`}
                  value={selectedAudioIndex === track.index}
                  onValueChange={() => {
                    setSelectedAudioIndex(track.index);
                    setAudioTrack && setAudioTrack(track.index);
                  }}
                >
                  <DropdownMenu.ItemTitle key={`audio-item-title-${idx}`}>
                    {track.name}
                  </DropdownMenu.ItemTitle>
                </DropdownMenu.CheckboxItem>
              ))}
            </DropdownMenu.SubContent>
          </DropdownMenu.Sub>
        </DropdownMenu.Content>
      </DropdownMenu.Root>
    </View>
  );
};

export default DropdownViewDirect;