feat: add api files caching, update audioplayer ui

backend/lib/lruCache.ts

@@ -0,0 +1,84 @@
+// Adapted from https://levelup.gitconnected.com/implementing-lru-cache-with-node-js-and-typescript-a7c8d3f6a63
+
+// Define an interface for the cache items with key-value pairs and expiry time
+interface CacheItem<T> {
+  key: string;
+  value: T;
+  expiryTime: number;
+}
+
+// Create a generic LRU cache class with ttl support
+class LRU<T> {
+  // Define the maximum cache size and the cache data structure
+  private readonly maxSize: number;
+  private cache: Map<string, CacheItem<T>>;
+  private checkIntervalHandler: NodeJS.Timeout | null = null;
+
+  // Initialize the LRU cache with a specified maximum size and ttl
+  constructor(maxSize: number, checkInterval: number = 3600) {
+    this.maxSize = maxSize;
+    this.cache = new Map<string, CacheItem<T>>();
+    this.checkIntervalHandler = setInterval(
+      this.check.bind(this),
+      checkInterval * 1000
+    );
+  }
+
+  destroy() {
+    this.cache = new Map<string, CacheItem<T>>();
+    if (this.checkIntervalHandler) {
+      clearInterval(this.checkIntervalHandler);
+    }
+  }
+
+  // Add an item to the cache, evicting the least recently used item if the cache is full
+  set(key: string, value: T, ttl: number = 3600): void {
+    const expiryTime = Date.now() + ttl * 1000;
+
+    // find the least recently used item and remove it from the cache
+    // get the list of keys in the cache and get the first one
+    if (this.cache.size >= this.maxSize) {
+      const lruKey = this.cache.keys().next().value;
+      // remove the least recently used item from the cache
+      this.cache.delete(lruKey);
+    }
+
+    this.cache.set(key, { key, value, expiryTime });
+  }
+
+  // Retrieve an item from the cache, and update its position as the most recently used item
+  get(key: string): T | undefined {
+    const item = this.cache.get(key);
+
+    if (item && item.expiryTime > Date.now()) {
+      this.cache.delete(key);
+      this.cache.set(key, item);
+      return item.value;
+    } else {
+      this.cache.delete(key);
+      return undefined;
+    }
+  }
+
+  // Check for expired caches and delete it
+  check() {
+    const now = Date.now();
+    for (const [key, item] of this.cache) {
+      if (item.expiryTime < now) {
+        this.cache.delete(key);
+      }
+    }
+  }
+
+  // Remove an item from the cache by its key
+  delete(key: string): void {
+    this.cache.delete(key);
+  }
+
+  // Clear the cache
+  clear(): void {
+    this.cache.clear();
+  }
+}
+
+export default LRU;

backend/middlewares/cache.ts

@@ -0,0 +1,42 @@
+import type { Context, Next } from "hono";
+import LRU from "../lib/lruCache";
+
+type CacheOptions = {
+  ttl?: number;
+  noCache?: boolean;
+  public?: boolean;
+  store?: boolean;
+};
+
+const caches = new LRU<string>(50);
+
+const cache = (options: CacheOptions = {}) => {
+  return (c: Context, next: Next) => {
+    const ttl = options.ttl || 3600;
+
+    const cacheControl = !options.noCache
+      ? `public, max-age=${ttl}`
+      : "no-cache";
+    c.header("Cache-Control", cacheControl);
+
+    return next();
+  };
+};
+
+cache.key = (...keys: string[]) => {
+  const key = keys.join(".");
+  const data = cache.get(key);
+  const set = (value: any, ttl: number = 3600) => cache.set(key, value, ttl);
+  return { key, data, set };
+};
+
+cache.set = (key: string, value: any, ttl: number = 3600) => {
+  caches.set(key, JSON.stringify(value), ttl);
+};
+
+cache.get = (key: string) => {
+  const data = caches.get(key);
+  return data ? JSON.parse(data) : null;
+};
+
+export default cache;

backend/package.json

@@ -27,6 +27,7 @@
     "mime": "^4.0.1",
     "nanoid": "^5.0.6",
     "node-fetch": "^3.3.2",
+    "node-id3": "^0.2.6",
     "node-pty": "^1.0.0",
     "systeminformation": "^5.22.2",
     "wol": "^1.0.7",

backend/routes/files/id3Tags.ts

@@ -0,0 +1,64 @@
+import type { Context } from "hono";
+import { getFilePath } from "./utils";
+import { HTTPException } from "hono/http-exception";
+import ID3 from "node-id3";
+import cache from "../../middlewares/cache";
+
+export const getId3Tags = async (c: Context) => {
+  const url = new URL(c.req.url);
+  const pathname = decodeURI(url.pathname).split("/");
+  const uri = pathname.slice(pathname.indexOf("id3-tags") + 1).join("/");
+  const { path } = getFilePath("/" + uri);
+
+  const cached = cache.key("id3-tags", path);
+  if (cached.data != null) {
+    return c.json(cached.data || {});
+  }
+
+  let tags: any = false;
+
+  try {
+    const id3Tags = await ID3.Promise.read(path, { noRaw: true });
+    const data: any = { ...id3Tags };
+
+    if (data.image) {
+      const imgUrl = new URL(url);
+      imgUrl.pathname = imgUrl.pathname.replace("/id3-tags", "/id3-img");
+      data.image = imgUrl.toString();
+    }
+
+    tags = id3Tags;
+  } catch (err) {}
+
+  cached.set(tags);
+
+  return c.json(tags || {});
+};
+
+export const getId3Image = async (c: Context) => {
+  const url = new URL(c.req.url);
+  const pathname = decodeURI(url.pathname).split("/");
+  const uri = pathname.slice(pathname.indexOf("id3-img") + 1).join("/");
+  const { path } = getFilePath("/" + uri);
+
+  const cached = cache.key("id3-img", path);
+  if (cached.data) {
+    c.header("Content-Type", cached.data.mime);
+    const buffer = Buffer.from(cached.data.imageBuffer);
+    return c.body(buffer);
+  }
+
+  try {
+    const tags = await ID3.Promise.read(path, { noRaw: true });
+    const image = tags.image;
+    if (!image || typeof image === "string") {
+      throw new Error("No image found!");
+    }
+    cached.set(image);
+
+    c.header("Content-Type", image.mime);
+    return c.body(image.imageBuffer);
+  } catch (err) {
+    throw new HTTPException(400, { message: "cannot get tags!" });
+  }
+};

backend/routes/files/index.ts

@@ -4,12 +4,18 @@ import { getFilesSchema, ytdlSchema } from "./schema";
 import { getFiles } from "./get";
 import { download } from "./download";
 import { getYtdl, ytdl } from "./ytdl";
+import cache from "../../middlewares/cache";
+import { getId3Tags, getId3Image } from "./id3Tags";
+
+const cacheFile = cache({ ttl: 86400 });
 
 const route = new Hono()
   .get("/", zValidator("query", getFilesSchema), getFiles)
   .post("/upload")
   .post("/ytdl", zValidator("json", ytdlSchema), ytdl)
   .get("/ytdl/:id", getYtdl)
-  .get("/download/*", download);
+  .get("/download/*", cacheFile, download)
+  .get("/id3-tags/*", cacheFile, getId3Tags)
+  .get("/id3-img/*", cacheFile, getId3Image);
 
 export default route;

backend/yarn.lock

@@ -260,6 +260,13 @@ hono@^4.1.0:
   resolved "https://registry.yarnpkg.com/hono/-/hono-4.1.0.tgz#62cef81df0dbf731643155e1e5c1b9dffb230dc4"
   integrity sha512-9no6DCHb4ijB1tWdFXU6JnrnFgzwVZ1cnIcS1BjAFnMcjbtBTOMsQrDrPH3GXbkNEEEkj8kWqcYBy8Qc0bBkJQ==
 
+iconv-lite@0.6.2:
+  version "0.6.2"
+  resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.6.2.tgz#ce13d1875b0c3a674bd6a04b7f76b01b1b6ded01"
+  integrity sha512-2y91h5OpQlolefMPmUlivelittSWy0rP+oYVpn6A7GwVHNE8AWzoYOBNmlwks3LobaJxgHCYZAnyNo2GgpNRNQ==
+  dependencies:
+    safer-buffer ">= 2.1.2 < 3.0.0"
+
 isexe@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/isexe/-/isexe-2.0.0.tgz#e8fbf374dc556ff8947a10dcb0572d633f2cfa10"
@@ -312,6 +319,13 @@ node-fetch@^3.3.2:
     fetch-blob "^3.1.4"
     formdata-polyfill "^4.0.10"
 
+node-id3@^0.2.6:
+  version "0.2.6"
+  resolved "https://registry.yarnpkg.com/node-id3/-/node-id3-0.2.6.tgz#d149517bc40c7974845d31bee15177762b416ebc"
+  integrity sha512-w8GuKXLlPpDjTxLowCt/uYMhRQzED3cg2GdSG1i6RSGKeDzPvxlXeLQuQInKljahPZ0aDnmyX7FX8BbJOM7REg==
+  dependencies:
+    iconv-lite "0.6.2"
+
 node-pty@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/node-pty/-/node-pty-1.0.0.tgz#7daafc0aca1c4ca3de15c61330373af4af5861fd"
@@ -324,6 +338,11 @@ resolve-pkg-maps@^1.0.0:
   resolved "https://registry.yarnpkg.com/resolve-pkg-maps/-/resolve-pkg-maps-1.0.0.tgz#616b3dc2c57056b5588c31cdf4b3d64db133720f"
   integrity sha512-seS2Tj26TBVOC2NIc2rOe2y2ZO7efxITtLZcGSOnHHNOQ7CkiUBfw0Iw2ck6xkIhPwLhKNLS8BO+hEpngQlqzw==
 
+"safer-buffer@>= 2.1.2 < 3.0.0":
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/safer-buffer/-/safer-buffer-2.1.2.tgz#44fa161b0187b9549dd84bb91802f9bd8385cd6a"
+  integrity sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==
+
 sax@^1.1.3, sax@^1.2.4:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.3.0.tgz#a5dbe77db3be05c9d1ee7785dbd3ea9de51593d0"

package.json

@@ -26,7 +26,6 @@
     "expo-router": "~3.4.8",
     "expo-status-bar": "~1.11.1",
     "hono": "^4.1.0",
-    "jsmediatags": "^3.9.7",
     "react": "18.2.0",
     "react-dom": "18.2.0",
     "react-helmet": "^6.1.0",

src/app/_layout.tsx

@@ -1,3 +1,4 @@
+import "./styles.css";
 import React, { useEffect, useState } from "react";
 import { Stack, router, usePathname } from "expo-router";
 import { QueryClientProvider } from "react-query";

src/app/apps/files.tsx

@@ -114,6 +114,7 @@ const FilesPage = () => {
 
               const fileType = getFileType(file.path);
               if (fileType === "audio") {
+                audioPlayer.expand();
                 return audioPlayer.play(data, idx);
               }
 

src/app/styles.css

@@ -0,0 +1,20 @@
+
+::-webkit-scrollbar {
+  width: 7px;
+}
+
+::-webkit-scrollbar-track {
+  background: rgba(0, 0, 0, 0.1);
+  border-radius: 7px;
+}
+
+::-webkit-scrollbar-thumb {
+  background: #6366f1;
+  border-radius: 7px;
+}
+
+@supports not selector(::-webkit-scrollbar) {
+  * {
+    scrollbar-color: #6366f1 #232e33;
+  }
+}

src/components/containers/AudioPlayerProvider.tsx

@@ -1,8 +1,10 @@
 import { getFileUrl } from "@/app/apps/lib";
+import { fetchAPI } from "@/lib/api";
+import { API_BASEURL } from "@/lib/constants";
 import { base64encode } from "@/lib/utils";
 import { audioPlayer, audioPlayerStore } from "@/stores/audioPlayerStore";
+import authStore from "@/stores/authStore";
 import { AVPlaybackStatusSuccess, Audio } from "expo-av";
-import jsmediatags from "jsmediatags/build2/jsmediatags";
 import { useEffect, useRef } from "react";
 import { useStore } from "zustand";
 
@@ -48,29 +50,18 @@ const AudioPlayerProvider = () => {
       }
     }
 
-    function loadMediaTags() {
-      const tagsReader = new jsmediatags.Reader(uri + "&dl=true");
+    async function loadMediaTags() {
       audioPlayerStore.setState({ mediaTags: null });
 
-      tagsReader.read({
-        onSuccess: (result: any) => {
-          const mediaTagsResult = { ...result };
+      try {
+        const url =
+          `${API_BASEURL}/files/id3-tags${fileData.path}?token=` +
+          authStore.getState().token;
 
-          if (result?.tags?.picture) {
-            const { data, format } = result.tags.picture;
-            let base64String = "";
-            for (let i = 0; i < data.length; i++) {
-              base64String += String.fromCharCode(data[i]);
-            }
-            mediaTagsResult.picture = `data:${format};base64,${base64encode(
-              base64String
-            )}`;
-            delete data?.tags?.picture;
-          }
-
-          audioPlayerStore.setState({ mediaTags: mediaTagsResult });
-        },
-      });
+        const res = await fetchAPI(url);
+        const data = await res.json();
+        audioPlayerStore.setState({ mediaTags: data });
+      } catch (err) {}
     }
 
     loadMediaTags();

src/components/pages/music/AudioPlayer.tsx

@@ -13,6 +13,12 @@ import Input from "@ui/Input";
 import { useStore } from "zustand";
 import { audioPlayer, audioPlayerStore } from "@/stores/audioPlayerStore";
 import Modal from "react-native-modal";
+import { getFileUrl } from "@/app/apps/lib";
+import { useQuery } from "react-query";
+import { API_BASEURL } from "@/lib/constants";
+import authStore from "@/stores/authStore";
+import { fetchAPI } from "@/lib/api";
+import { MediaTags } from "@/types/mediaTags";
 
 const AudioPlayer = () => {
   const expanded = useStore(audioPlayerStore, (i) => i.expanded);
@@ -41,7 +47,7 @@ const AudioPlayerView = React.memo(({ onClose }: { onClose: () => void }) => {
     <Box className="flex-1 items-stretch relative">
       <Box className="absolute -inset-10 -z-[1]">
         <Image
-          source={mediaTags?.picture ? { uri: mediaTags?.picture } : bgImage}
+          source={mediaTags?.image ? { uri: mediaTags.image } : bgImage}
           style={cn("absolute -inset-5 w-full h-full")}
           resizeMode="cover"
           blurRadius={10}
@@ -58,11 +64,11 @@ const AudioPlayerView = React.memo(({ onClose }: { onClose: () => void }) => {
           onPress={onClose}
         />
 
-        <Box className="flex flex-col items-center justify-center p-8 flex-1 overflow-hidden">
-          {mediaTags?.picture ? (
+        <Box className="flex flex-col items-center justify-center p-8 pt-20 flex-1 overflow-hidden">
+          {mediaTags?.image ? (
             <Box className="aspect-square flex-1 max-h-[400px] mb-8">
               <Image
-                source={{ uri: mediaTags.picture }}
+                source={{ uri: mediaTags.image }}
                 style={cn("w-full h-full")}
                 resizeMode="cover"
               />
@@ -74,11 +80,11 @@ const AudioPlayerView = React.memo(({ onClose }: { onClose: () => void }) => {
             className="text-white text-xl md:text-3xl mt-4"
             numberOfLines={1}
           >
-            {mediaTags?.tags?.title || filename}
+            {mediaTags?.title || filename}
           </Text>
-          {mediaTags?.tags?.artist ? (
+          {mediaTags?.artist ? (
             <Text className="text-white mt-2" numberOfLines={1}>
-              {mediaTags.tags.artist}
+              {mediaTags.artist}
             </Text>
           ) : null}
 
@@ -157,9 +163,9 @@ const AudioPlayerView = React.memo(({ onClose }: { onClose: () => void }) => {
   );
 });
 
-const PLAYLIST_ITEM_HEIGHT = 49;
+const PLAYLIST_ITEM_HEIGHT = 82;
 
-const Playlist = () => {
+const Playlist = React.memo(() => {
   const playlist = useStore(audioPlayerStore, (i) => i.playlist);
   const currentIdx = useStore(audioPlayerStore, (i) => i.currentIdx);
   const containerRef = useRef<any>();
@@ -204,9 +210,8 @@ const Playlist = () => {
 
         <FlatList
           ref={containerRef}
+          contentContainerStyle={cn("px-4")}
           data={list}
-          showsVerticalScrollIndicator={false}
-          showsHorizontalScrollIndicator={false}
           keyExtractor={(i) => i.path}
           renderItem={({ item }) => (
             <PlaylistItem
@@ -221,7 +226,7 @@ const Playlist = () => {
       </Box>
     </Box>
   );
-};
+});
 
 type PlaylistItemProps = {
   file: FileItem;
@@ -230,17 +235,43 @@ type PlaylistItemProps = {
 };
 
 const PlaylistItem = ({ file, isCurrent, onPress }: PlaylistItemProps) => {
+  const url =
+    `${API_BASEURL}/files/id3-tags${file.path}?token=` +
+    authStore.getState().token;
+  const { data: id3Tags } = useQuery<MediaTags>({
+    queryKey: ["id3-tags", file.path],
+    queryFn: () => fetchAPI(url).then((i) => i.json()),
+  });
+
   return (
     <Pressable
       onPress={onPress}
       style={cn(
-        "py-4 px-5 border-b border-white/10",
-        isCurrent && "bg-[#323232]"
+        "mb-4 flex flex-row items-center gap-4 border border-transparent",
+        isCurrent && "bg-white/10 border-white/20 rounded-lg overflow-hidden"
       )}
     >
-      <Text className="text-white" numberOfLines={1}>
-        {file.name}
-      </Text>
+      <Box className="bg-gray-800 w-16 h-16 flex items-center justify-center">
+        {id3Tags?.image ? (
+          <Image
+            source={{ uri: id3Tags.image }}
+            style={cn("w-full h-full")}
+            resizeMode="cover"
+          />
+        ) : (
+          <Ionicons name="musical-notes" style={cn("text-white text-2xl")} />
+        )}
+      </Box>
+      <Box className="py-2 flex-1">
+        <Text className="text-white font-bold" numberOfLines={1}>
+          {id3Tags?.title || file.name}
+        </Text>
+        {id3Tags?.artist ? (
+          <Text className="text-white mt-2" numberOfLines={1}>
+            {id3Tags?.artist}
+          </Text>
+        ) : null}
+      </Box>
     </Pressable>
   );
 };

src/lib/api.ts

@@ -33,22 +33,14 @@ export class ApiError extends Error {
 
 async function fetchHandler(input: any, init?: RequestInit) {
   const token = authStore.getState().token;
+  const config = typeof input === "object" ? input : init || {};
 
-  if (init) {
-    init.headers = new Headers(init.headers);
-    if (token) {
-      init.headers.set("Authorization", `Bearer ${token}`);
-    }
+  config.headers = new Headers(config.headers);
+  if (token) {
+    config.headers.set("Authorization", `Bearer ${token}`);
   }
 
-  if (typeof input === "object") {
-    input.headers = new Headers(init.headers);
-    if (token) {
-      input.headers.set("Authorization", `Bearer ${token}`);
-    }
-  }
-
-  const res = await fetch(input, init);
+  const res = await fetch(input, config);
   await checkResponse(res);
 
   return res;
@@ -84,5 +76,6 @@ export {
   InferResponseType,
   ClientRequestOptions,
   ClientResponse,
+  fetchHandler as fetchAPI,
 };
 export default api;

src/stores/audioPlayerStore.ts

@@ -101,6 +101,10 @@ const seek = async (progress: number) => {
   sound.setPositionAsync(pos);
 };
 
+const expand = () => {
+  audioPlayerStore.setState({ expanded: true });
+};
+
 export const audioPlayer = {
   store: audioPlayerStore,
   play,
@@ -108,4 +112,5 @@ export const audioPlayer = {
   prev,
   next,
   seek,
+  expand,
 };

src/types/mediaTags.ts

@@ -1,83 +1,18 @@
 export type MediaTags = {
-  type: string;
-  version: string;
-  major: number;
-  revision: number;
-  flags: Flags;
-  size: number;
-  tags: Tags;
-  picture?: string;
-};
-
-export type Flags = {
-  unsynchronisation: boolean;
-  extended_header: boolean;
-  experimental_indicator: boolean;
-  footer_present: boolean;
-};
-
-export type Tags = {
   title: string;
-  artist: string;
   album: string;
-  year: string;
-  comment: Comment;
-  track: string;
   genre: string;
-  //   picture: Picture;
-  TALB: Talb;
-  TPE1: Talb;
-  COMM: Comm;
-  TCON: Talb;
-  TIT2: Talb;
-  TRCK: Talb;
-  TYER: Talb;
-  TXXX: Txxx;
-  APIC: APIC;
+  year: string;
+  trackNumber: string;
+  partOfSet: string;
+  artist: string;
+  performerInfo: string;
+  composer: string;
+  userDefinedText: UserDefinedText[];
+  image: string;
 };
 
-export type APIC = {
-  id: string;
-  size: number;
+export type UserDefinedText = {
   description: string;
-  data: Picture;
-};
-
-export type Picture = {
-  format: string;
-  type: string;
-  description: string;
-  data: number[];
-};
-
-export type Comm = {
-  id: string;
-  size: number;
-  description: string;
-  data: Comment;
-};
-
-export type Comment = {
-  language: string;
-  short_description: string;
-  text: string;
-};
-
-export type Talb = {
-  id: string;
-  size: number;
-  description: string;
-  data: string;
-};
-
-export type Txxx = {
-  id: string;
-  size: number;
-  description: string;
-  data: Data;
-};
-
-export type Data = {
-  user_description: string;
-  data: string;
+  value: string;
 };

yarn.lock

@@ -6320,13 +6320,6 @@ jsesc@~0.5.0:
   resolved "https://registry.yarnpkg.com/jsesc/-/jsesc-0.5.0.tgz#e7dee66e35d6fc16f710fe91d5cf69f70f08911d"
   integrity sha512-uZz5UnB7u4T9LvwmFqXii7pZSouaRPorGs5who1Ip7VO0wxanFvBL7GkM6dTHlgX+jhBApRetaWpnDabOeTcnA==
 
-jsmediatags@^3.9.7:
-  version "3.9.7"
-  resolved "https://registry.yarnpkg.com/jsmediatags/-/jsmediatags-3.9.7.tgz#808c6713b5ccb9712a4dc4b2149a0cb253c641a2"
-  integrity sha512-xCAO8C3li3t5hYkXqn8iv8zQQUB4T1QqRN2aSONHMls21ICdEvXi4xtb6W70/fAFYSDwMHd32hIqvo4YuXoNcQ==
-  dependencies:
-    xhr2 "^0.1.4"
-
 json-buffer@3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/json-buffer/-/json-buffer-3.0.0.tgz#5b1f397afc75d677bde8bcfc0e47e1f9a3d9a898"
@@ -10084,11 +10077,6 @@ xdg-basedir@^4.0.0:
   resolved "https://registry.yarnpkg.com/xdg-basedir/-/xdg-basedir-4.0.0.tgz#4bc8d9984403696225ef83a1573cbbcb4e79db13"
   integrity sha512-PSNhEJDejZYV7h50BohL09Er9VaIefr2LMAf3OEmpCkjOi34eYyQYAXUTjEQtZJTKcF0E2UKTh+osDLsgNim9Q==
 
-xhr2@^0.1.4:
-  version "0.1.4"
-  resolved "https://registry.yarnpkg.com/xhr2/-/xhr2-0.1.4.tgz#7f87658847716db5026323812f818cadab387a5f"
-  integrity sha512-3QGhDryRzTbIDj+waTRvMBe8SyPhW79kz3YnNb+HQt/6LPYQT3zT3Jt0Y8pBofZqQX26x8Ecfv0FXR72uH5VpA==
-
 xml2js@0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/xml2js/-/xml2js-0.6.0.tgz#07afc447a97d2bd6507a1f76eeadddb09f7a8282"