Code refactoring and bump deps

2023-04-13 11:13:40 +02:00
parent 7f602f1e20
commit 621164589f
16 changed files with 455 additions and 344 deletions
--- a/frontend/src/App.tsx
+++ b/frontend/src/App.tsx
@@ -1,36 +1,38 @@
-import { ThemeProvider } from "@emotion/react";
+import { ThemeProvider } from '@emotion/react'
 import {
  ChevronLeft,
  Dashboard,
-  // Download,
-  Menu, Settings as SettingsIcon,
  FormatListBulleted,
+  Menu,
  SettingsEthernet,
+  Settings as SettingsIcon,
  Storage
-} from "@mui/icons-material";
+} from '@mui/icons-material'
 import {
  Box,
  CircularProgress,
-  createTheme, CssBaseline,
+  CssBaseline,
  Divider,
  IconButton, List,
  ListItemIcon, ListItemText, Toolbar,
-  Typography
-} from "@mui/material";
-import { grey } from "@mui/material/colors";
-import ListItemButton from '@mui/material/ListItemButton';
-import { lazy, Suspense, useMemo, useState } from "react";
-import { Provider, useDispatch, useSelector } from "react-redux";
+  Typography,
+  createTheme
+} from '@mui/material'
+import ListItemButton from '@mui/material/ListItemButton'
+import { grey } from '@mui/material/colors'
+import { Suspense, lazy, useMemo, useState } from 'react'
+import { Provider, useDispatch, useSelector } from 'react-redux'
 import {
-  BrowserRouter as Router, Link, Route,
+  Link, Route,
+  BrowserRouter as Router,
  Routes
-} from 'react-router-dom';
-import { AppBar } from "./components/AppBar";
-import { Drawer } from "./components/Drawer";
-import { toggleListView } from "./features/settings/settingsSlice";
-import Home from "./Home";
-import { RootState, store } from './stores/store';
-import { formatGiB, getWebSocketEndpoint } from "./utils";
+} from 'react-router-dom'
+import Home from './Home'
+import { AppBar } from './components/AppBar'
+import { Drawer } from './components/Drawer'
+import { toggleListView } from './features/settings/settingsSlice'
+import { RootState, store } from './stores/store'
+import { formatGiB, getWebSocketEndpoint } from './utils'

 function AppContent() {
  const [open, setOpen] = useState(false)
@@ -179,7 +181,7 @@ function AppContent() {
        </Box>
      </Router>
    </ThemeProvider>
-  );
+  )
 }

 export function App() {
@@ -187,5 +189,5 @@ export function App() {
    <Provider store={store}>
      <AppContent />
    </Provider>
-  );
+  )
 }
--- a/frontend/src/Home.tsx
+++ b/frontend/src/Home.tsx
@@ -1,8 +1,8 @@
-import { FileUpload } from "@mui/icons-material";
+import { FileUpload } from '@mui/icons-material'
 import {
+  Alert,
  Backdrop,
  Button,
-  ButtonGroup,
  CircularProgress,
  Container,
  FormControl,
@@ -15,21 +15,21 @@ import {
  Select,
  Snackbar,
  styled,
-  TextField,
-  Typography
-} from "@mui/material";
-import { Buffer } from 'buffer';
-import { useEffect, useMemo, useState } from "react";
-import { useDispatch, useSelector } from "react-redux";
-import { DownloadsCardView } from "./components/DownloadsCardView";
-import { DownloadsListView } from "./components/DownloadsListView";
-import { CliArguments } from "./features/core/argsParser";
-import I18nBuilder from "./features/core/intl";
-import { RPCClient } from "./features/core/rpcClient";
-import { connected, setFreeSpace } from "./features/status/statusSlice";
-import { RootState } from "./stores/store";
-import { IDLMetadata, RPCResult } from "./types";
-import { isValidURL, toFormatArgs } from "./utils";
+  TextField
+} from '@mui/material'
+import { Buffer } from 'buffer'
+import { useEffect, useMemo, useRef, useState } from 'react'
+import { useDispatch, useSelector } from 'react-redux'
+import { DownloadsCardView } from './components/DownloadsCardView'
+import { DownloadsListView } from './components/DownloadsListView'
+import FormatsGrid from './components/FormatsGrid'
+import { CliArguments } from './features/core/argsParser'
+import I18nBuilder from './features/core/intl'
+import { RPCClient } from './features/core/rpcClient'
+import { connected, setFreeSpace } from './features/status/statusSlice'
+import { RootState } from './stores/store'
+import type { DLMetadata, RPCResult } from './types'
+import { isValidURL, toFormatArgs } from './utils'

 type Props = {
  socket: WebSocket
@@ -42,30 +42,35 @@ export default function Home({ socket }: Props) {
  const dispatch = useDispatch()

  // ephemeral state
-  const [activeDownloads, setActiveDownloads] = useState<Array<RPCResult>>();
-  const [downloadFormats, setDownloadFormats] = useState<IDLMetadata>();
-  const [pickedVideoFormat, setPickedVideoFormat] = useState('');
-  const [pickedAudioFormat, setPickedAudioFormat] = useState('');
-  const [pickedBestFormat, setPickedBestFormat] = useState('');
+  const [activeDownloads, setActiveDownloads] = useState<Array<RPCResult>>()
+  const [downloadFormats, setDownloadFormats] = useState<DLMetadata>()
+  const [pickedVideoFormat, setPickedVideoFormat] = useState('')
+  const [pickedAudioFormat, setPickedAudioFormat] = useState('')
+  const [pickedBestFormat, setPickedBestFormat] = useState('')

-  const [customArgs, setCustomArgs] = useState('');
-  const [downloadPath, setDownloadPath] = useState(0);
-  const [availableDownloadPaths, setAvailableDownloadPaths] = useState<string[]>([]);
+  const [customArgs, setCustomArgs] = useState('')
+  const [downloadPath, setDownloadPath] = useState(0)
+  const [availableDownloadPaths, setAvailableDownloadPaths] = useState<string[]>([])

-  const [fileNameOverride, setFilenameOverride] = useState('');
+  const [fileNameOverride, setFilenameOverride] = useState('')

-  const [url, setUrl] = useState('');
-  const [workingUrl, setWorkingUrl] = useState('');
+  const [url, setUrl] = useState('')
+  const [workingUrl, setWorkingUrl] = useState('')

-  const [showBackdrop, setShowBackdrop] = useState(true);
-  const [showToast, setShowToast] = useState(true);
+  const [showBackdrop, setShowBackdrop] = useState(true)
+  const [showToast, setShowToast] = useState(true)

  // memos
  const i18n = useMemo(() => new I18nBuilder(settings.language), [settings.language])
  const client = useMemo(() => new RPCClient(socket), [settings.serverAddr, settings.serverPort])
  const cliArgs = useMemo(() => new CliArguments().fromString(settings.cliArgs), [settings.cliArgs])

+  // refs
+  const urlInputRef = useRef<HTMLInputElement>(null)
+  const customFilenameInputRef = useRef<HTMLInputElement>(null)
+
  /* -------------------- Effects -------------------- */
+
  /* WebSocket connect event handler*/
  useEffect(() => {
    socket.onopen = () => {
@@ -84,8 +89,7 @@ export default function Home({ socket }: Props) {
  }, [status.connected])

  useEffect(() => {
-    client.freeSpace()
-      .then(bytes => dispatch(setFreeSpace(bytes.result)))
+    client.freeSpace().then(bytes => dispatch(setFreeSpace(bytes.result)))
  }, [])

  useEffect(() => {
@@ -118,7 +122,19 @@ export default function Home({ socket }: Props) {
      })
  }, [])

-  /* -------------------- component functions -------------------- */
+  const [socketHasError, setSocketHasError] = useState(false)
+
+  useEffect(() => {
+    socket.onerror = () => {
+      setSocketHasError(true)
+      setShowBackdrop(false)
+    }
+    return () => {
+      socket.onerror = null
+    }
+  }, [socket])
+
+  /* -------------------- callbacks-------------------- */

  /**
   * Retrive url from input, cli-arguments from checkboxes and emits via WebSocket
@@ -222,12 +238,9 @@ export default function Home({ socket }: Props) {
  }

  const resetInput = () => {
-    const input = document.getElementById('urlInput') as HTMLInputElement;
-    input.value = '';
-
-    const filename = document.getElementById('customFilenameInput') as HTMLInputElement;
-    if (filename) {
-      filename.value = '';
+    urlInputRef.current!.value = '';
+    if (customFilenameInputRef.current) {
+      customFilenameInputRef.current!.value = '';
    }
  }

@@ -257,7 +270,7 @@ export default function Home({ socket }: Props) {
            <Grid container>
              <TextField
                fullWidth
-                id="urlInput"
+                ref={urlInputRef}
                label={i18n.t('urlInput')}
                variant="outlined"
                onChange={handleUrlChange}
@@ -278,54 +291,50 @@ export default function Home({ socket }: Props) {
            </Grid>
            <Grid container spacing={1} sx={{ mt: 1 }}>
              {
-                settings.enableCustomArgs ?
-                  <Grid item xs={12}>
-                    <TextField
-                      id="customArgsInput"
-                      fullWidth
-                      label={i18n.t('customArgsInput')}
-                      variant="outlined"
-                      onChange={handleCustomArgsChange}
-                      value={customArgs}
-                      disabled={!status.connected || (settings.formatSelection && downloadFormats != null)}
-                    />
-                  </Grid> :
-                  null
+                settings.enableCustomArgs &&
+                <Grid item xs={12}>
+                  <TextField
+                    fullWidth
+                    label={i18n.t('customArgsInput')}
+                    variant="outlined"
+                    onChange={handleCustomArgsChange}
+                    value={customArgs}
+                    disabled={!status.connected || (settings.formatSelection && downloadFormats != null)}
+                  />
+                </Grid>
              }
              {
-                settings.fileRenaming ?
-                  <Grid item xs={8}>
-                    <TextField
-                      id="customFilenameInput"
-                      fullWidth
-                      label={i18n.t('customFilename')}
-                      variant="outlined"
-                      value={fileNameOverride}
-                      onChange={handleFilenameOverrideChange}
-                      disabled={!status.connected || (settings.formatSelection && downloadFormats != null)}
-                    />
-                  </Grid> :
-                  null
+                settings.fileRenaming &&
+                <Grid item xs={8}>
+                  <TextField
+                    ref={customFilenameInputRef}
+                    fullWidth
+                    label={i18n.t('customFilename')}
+                    variant="outlined"
+                    value={fileNameOverride}
+                    onChange={handleFilenameOverrideChange}
+                    disabled={!status.connected || (settings.formatSelection && downloadFormats != null)}
+                  />
+                </Grid>
              }
              {
-                settings.pathOverriding ?
-                  <Grid item xs={4}>
-                    <FormControl fullWidth>
-                      <InputLabel>{i18n.t('customPath')}</InputLabel>
-                      <Select
-                        label={i18n.t('customPath')}
-                        defaultValue={0}
-                        variant={'outlined'}
-                        value={downloadPath}
-                        onChange={(e) => setDownloadPath(Number(e.target.value))}
-                      >
-                        {availableDownloadPaths.map((val: string, idx: number) => (
-                          <MenuItem key={idx} value={idx}>{val}</MenuItem>
-                        ))}
-                      </Select>
-                    </FormControl>
-                  </Grid> :
-                  null
+                settings.pathOverriding &&
+                <Grid item xs={4}>
+                  <FormControl fullWidth>
+                    <InputLabel>{i18n.t('customPath')}</InputLabel>
+                    <Select
+                      label={i18n.t('customPath')}
+                      defaultValue={0}
+                      variant={'outlined'}
+                      value={downloadPath}
+                      onChange={(e) => setDownloadPath(Number(e.target.value))}
+                    >
+                      {availableDownloadPaths.map((val: string, idx: number) => (
+                        <MenuItem key={idx} value={idx}>{val}</MenuItem>
+                      ))}
+                    </Select>
+                  </FormControl>
+                </Grid>
              }
            </Grid>
            <Grid container spacing={1} pt={2}>
@@ -351,120 +360,31 @@ export default function Home({ socket }: Props) {
        </Grid>
      </Grid >
      {/* Format Selection grid */}
-      {
-        downloadFormats ? <Grid container spacing={2} mt={2}>
-          <Grid item xs={12}>
-            <Paper
-              sx={{
-                p: 2,
-                display: 'flex',
-                flexDirection: 'column',
-              }}
-            >
-              <Grid container>
-                <Grid item xs={12}>
-                  <Typography variant="h6" component="div" pb={1}>
-                    {downloadFormats.title}
-                  </Typography>
-                  {/* <Skeleton variant="rectangular" height={180} /> */}
-                </Grid>
-                <Grid item xs={12} pb={1}>
-                  <img src={downloadFormats.thumbnail} height={260} width="100%" style={{ objectFit: 'cover' }} />
-                </Grid>
-                {/* video only */}
-                <Grid item xs={12}>
-                  <Typography variant="body1" component="div">
-                    Best quality
-                  </Typography>
-                </Grid>
-                <Grid item pr={2} py={1}>
-                  <Button
-                    variant="contained"
-                    disabled={pickedBestFormat !== ''}
-                    onClick={() => {
-                      setPickedBestFormat(downloadFormats.best.format_id)
-                      setPickedVideoFormat('')
-                      setPickedAudioFormat('')
-                    }}>
-                    {downloadFormats.best.format_note || downloadFormats.best.format_id} - {downloadFormats.best.vcodec}+{downloadFormats.best.acodec}
-                    &nbsp;({downloadFormats.best.resolution}{(downloadFormats.best.filesize_approx>0)?", ~"+Math.round(downloadFormats.best.filesize_approx/1024/1024)+" MiB":""})
-                  </Button>
-                </Grid>
-                {/* video only */}
-                {downloadFormats.formats.filter(format => format.acodec === 'none' && format.vcodec !== 'none').length ?
-                  <Grid item xs={12}>
-                    <Typography variant="body1" component="div">
-                      Video data {downloadFormats.formats[1].acodec}
-                    </Typography>
-                  </Grid>
-                  : null
-                }
-                {downloadFormats.formats
-                  .filter(format => format.acodec === 'none' && format.vcodec !== 'none')
-                  .map((format, idx) => (
-                    <Grid item pr={2} py={1} key={idx}>
-                      <Button
-                        variant="contained"
-                        onClick={() => {
-                          setPickedVideoFormat(format.format_id)
-                          setPickedBestFormat('')
-                        }}
-                        disabled={pickedVideoFormat === format.format_id}
-                      >
-                        {format.format_note} - {format.vcodec === 'none' ? format.acodec : format.vcodec}
-                        &nbsp;({format.resolution}{(format.filesize_approx>0)?", ~"+Math.round(format.filesize_approx/1024/1024)+" MiB":""})
-                      </Button>
-                    </Grid>
-                  ))
-                }
-                {downloadFormats.formats.filter(format => format.acodec === 'none' && format.vcodec !== 'none').length ?
-                  <Grid item xs={12}>
-                    <Typography variant="body1" component="div">
-                      Audio data
-                    </Typography>
-                  </Grid>
-                  : null
-                }
-                {downloadFormats.formats
-                  .filter(format => format.acodec !== 'none' && format.vcodec === 'none')
-                  .map((format, idx) => (
-                    <Grid item pr={2} py={1} key={idx}>
-                      <Button
-                        variant="contained"
-                        onClick={() => {
-                          setPickedAudioFormat(format.format_id)
-                          setPickedBestFormat('')
-                        }}
-                        disabled={pickedAudioFormat === format.format_id}
-                      >
-                        {format.format_note} - {format.vcodec === 'none' ? format.acodec : format.vcodec}
-                        {(format.filesize_approx>0)?" (~"+Math.round(format.filesize_approx/1024/1024)+" MiB)":""}
-                      </Button>
-                    </Grid>
-                  ))
-                }
-                <Grid item xs={12} pt={2}>
-                  <ButtonGroup disableElevation variant="contained">
-                    <Button
-                      onClick={() => sendUrl()}
-                      disabled={!pickedBestFormat && !(pickedAudioFormat || pickedVideoFormat)}
-                    > Download
-                    </Button>
-                    <Button
-                      onClick={() => {
-                        setPickedAudioFormat('');
-                        setPickedVideoFormat('');
-                        setPickedBestFormat('');
-                      }}
-                    > Clear
-                    </Button>
-                  </ButtonGroup>
-                </Grid>
-              </Grid>
-            </Paper>
-          </Grid>
-        </Grid> : null
-      }
+      {downloadFormats && <FormatsGrid
+        downloadFormats={downloadFormats}
+        onBestQualitySelected={(id) => {
+          setPickedBestFormat(id)
+          setPickedVideoFormat('')
+          setPickedAudioFormat('')
+        }}
+        onVideoSelected={(id) => {
+          setPickedVideoFormat(id)
+          setPickedBestFormat('')
+        }}
+        onAudioSelected={(id) => {
+          setPickedAudioFormat(id)
+          setPickedBestFormat('')
+        }}
+        onClear={() => {
+          setPickedAudioFormat('');
+          setPickedVideoFormat('');
+          setPickedBestFormat('');
+        }}
+        onSubmit={sendUrl}
+        pickedBestFormat={pickedBestFormat}
+        pickedVideoFormat={pickedVideoFormat}
+        pickedAudioFormat={pickedAudioFormat}
+      />}
      {
        settings.listView ?
          <DownloadsListView downloads={activeDownloads ?? []} abortFunction={abort} /> :
@@ -473,9 +393,17 @@ export default function Home({ socket }: Props) {
      <Snackbar
        open={showToast === status.connected}
        autoHideDuration={1500}
-        message="Connected"
        onClose={() => setShowToast(false)}
-      />
-    </Container >
+      >
+        <Alert variant="filled" severity="success">
+          {`Connected to (${settings.serverAddr}:${settings.serverPort})`}
+        </Alert>
+      </Snackbar>
+      <Snackbar open={socketHasError}>
+        <Alert variant="filled" severity="error">
+          {`${i18n.t('rpcConnErr')} (${settings.serverAddr}:${settings.serverPort})`}
+        </Alert>
+      </Snackbar>
+    </Container>
  );
 }
--- a/frontend/src/Settings.tsx
+++ b/frontend/src/Settings.tsx
@@ -16,15 +16,16 @@ import {
  Switch,
  TextField,
  Typography
-} from "@mui/material";
-import { useMemo, useState } from "react";
-import { useDispatch, useSelector } from "react-redux";
-import { debounceTime, distinctUntilChanged, map, of, takeWhile } from "rxjs";
-import { CliArguments } from "./features/core/argsParser";
-import I18nBuilder from "./features/core/intl";
-import { RPCClient } from "./features/core/rpcClient";
+} from '@mui/material'
+import { useEffect, useMemo, useState } from 'react'
+import { useDispatch, useSelector } from 'react-redux'
+import { Subject, debounceTime, distinctUntilChanged, map, takeWhile } from 'rxjs'
+import { CliArguments } from './features/core/argsParser'
+import I18nBuilder from './features/core/intl'
+import { RPCClient } from './features/core/rpcClient'
 import {
  LanguageUnion,
+  ThemeUnion,
  setCliArgs,
  setEnableCustomArgs,
  setFileRenaming,
@@ -33,32 +34,31 @@ import {
  setPathOverriding,
  setServerAddr,
  setServerPort,
-  setTheme,
-  ThemeUnion
-} from "./features/settings/settingsSlice";
-import { updated } from "./features/status/statusSlice";
-import { RootState } from "./stores/store";
-import { validateDomain, validateIP } from "./utils";
+  setTheme
+} from './features/settings/settingsSlice'
+import { updated } from './features/status/statusSlice'
+import { RootState } from './stores/store'
+import { validateDomain, validateIP } from './utils'

 export default function Settings({ socket }: { socket: WebSocket }) {
-  const settings = useSelector((state: RootState) => state.settings)
-  const status = useSelector((state: RootState) => state.status)
  const dispatch = useDispatch()

+  const status = useSelector((state: RootState) => state.status)
+  const settings = useSelector((state: RootState) => state.settings)
+
  const [invalidIP, setInvalidIP] = useState(false);

  const i18n = useMemo(() => new I18nBuilder(settings.language), [settings.language])
-  const client = useMemo(() => new RPCClient(socket), [settings.serverAddr, settings.serverPort])
-  const cliArgs = useMemo(() => new CliArguments().fromString(settings.cliArgs), [settings.cliArgs])
-  /**
-   * Update the server ip address state and localstorage whenever the input value changes.  
-   * Validate the ip-addr then set.s
-   * @param event Input change event
-   */
-  const handleAddrChange = (event: any) => {
-    const $serverAddr = of(event)
+
+  const client = useMemo(() => new RPCClient(socket), [])
+  const cliArgs = useMemo(() => new CliArguments().fromString(settings.cliArgs), [])
+
+  const serverAddr$ = useMemo(() => new Subject<string>(), [])
+  const serverPort$ = useMemo(() => new Subject<string>(), [])
+
+  useEffect(() => {
+    const sub = serverAddr$
      .pipe(
-        map(event => event.target.value),
        debounceTime(500),
        distinctUntilChanged()
      )
@@ -73,24 +73,20 @@ export default function Settings({ socket }: { socket: WebSocket }) {
          setInvalidIP(true)
        }
      })
-    return $serverAddr.unsubscribe()
-  }
+    return () => sub.unsubscribe()
+  }, [serverAddr$])

-  /**
-   * Set server port
-   */
-  const handlePortChange = (event: any) => {
-    const $port = of(event)
+  useEffect(() => {
+    const sub = serverPort$
      .pipe(
-        map(event => event.target.value),
        map(val => Number(val)),
        takeWhile(val => isFinite(val) && val <= 65535),
      )
      .subscribe(port => {
        dispatch(setServerPort(port.toString()))
      })
-    return $port.unsubscribe()
-  }
+    return () => sub.unsubscribe()
+  }, [])

  /**
   * Language toggler handler 
@@ -107,7 +103,7 @@ export default function Settings({ socket }: { socket: WebSocket }) {
  }

  /**
-   * Send via WebSocket a message in order to update the yt-dlp binary from server
+   * Send via WebSocket a message to update yt-dlp binary
   */
  const updateBinary = () => {
    client.updateExecutable().then(() => dispatch(updated()))
@@ -136,7 +132,7 @@ export default function Settings({ socket }: { socket: WebSocket }) {
                    label={i18n.t('serverAddressTitle')}
                    defaultValue={settings.serverAddr}
                    error={invalidIP}
-                    onChange={handleAddrChange}
+                    onChange={(e) => serverAddr$.next(e.currentTarget.value)}
                    InputProps={{
                      startAdornment: <InputAdornment position="start">ws://</InputAdornment>,
                    }}
@@ -148,7 +144,7 @@ export default function Settings({ socket }: { socket: WebSocket }) {
                    fullWidth
                    label={i18n.t('serverPortTitle')}
                    defaultValue={settings.serverPort}
-                    onChange={handlePortChange}
+                    onChange={(e) => serverPort$.next(e.currentTarget.value)}
                    error={isNaN(Number(settings.serverPort)) || Number(settings.serverPort) > 65535}
                    sx={{ mb: 2 }}
                  />
@@ -186,16 +182,6 @@ export default function Settings({ socket }: { socket: WebSocket }) {
                    </Select>
                  </FormControl>
                </Grid>
-                {/* <Grid item xs={12} md={6}>
-                  <TextField
-                    fullWidth
-                    label={'Max download speed' || i18n.t('serverPortTitle')}
-                    defaultValue={settings.serverPort}
-                    onChange={handlePortChange}
-                    error={isNaN(Number(settings.serverPort)) || Number(settings.serverPort) > 65535}
-                    sx={{ mb: 2 }}
-                  />
-                </Grid> */}
              </Grid>
              <FormControlLabel
                control={
--- a/frontend/src/assets/i18n.yaml
+++ b/frontend/src/assets/i18n.yaml
@@ -28,6 +28,7 @@ languages:
    customPath: Custom path
    customArgs: Enable custom yt-dlp args (great power = great responsabilities)
    customArgsInput: Custom yt-dlp arguments
+    rpcConnErr: Error while conencting to RPC server
  italian:
    urlInput: URL di YouTube o di qualsiasi altro servizio supportato
    statusTitle: Stato
@@ -55,6 +56,7 @@ languages:
    customPath: Custom path
    customArgs: Enable custom yt-dlp args (great power = great responsabilities)
    customArgsInput: Custom yt-dlp arguments
+    rpcConnErr: Error nella connessione al server RPC
  chinese:
    urlInput: YouTube 或其他受支持服务的视频网址
    statusTitle: 状态
@@ -82,6 +84,7 @@ languages:
    customPath: 自定义路径
    customArgs: 启用自定义 yt-dlp 参数（能力越大 = 责任越大）
    customArgsInput: 自定义 yt-dlp 参数
+    rpcConnErr: Error while conencting to RPC server
  spanish:
    urlInput: YouTube or other supported service video url
    statusTitle: Status
@@ -109,6 +112,7 @@ languages:
    customPath: Custom path
    customArgs: Enable custom yt-dlp args (great power = great responsabilities)
    customArgsInput: Custom yt-dlp arguments
+    rpcConnErr: Error while conencting to RPC server
  russian:
    urlInput: YouTube or other supported service video url
    statusTitle: Status
@@ -136,6 +140,7 @@ languages:
    customPath: Custom path
    customArgs: Enable custom yt-dlp args (great power = great responsabilities)
    customArgsInput: Custom yt-dlp arguments
+    rpcConnErr: Error while conencting to RPC server
  korean:
    urlInput: YouTube나 다른 지원되는 사이트의 URL
    statusTitle: 상태
@@ -163,6 +168,7 @@ languages:
    customPath: Custom path
    customArgs: Enable custom yt-dlp args (great power = great responsabilities)
    customArgsInput: Custom yt-dlp arguments
+    rpcConnErr: Error while conencting to RPC server
  japanese:
    urlInput: YouTubeまたはサポート済み動画のURL
    statusTitle: 状態
@@ -190,4 +196,5 @@ languages:
    customFilename:  (空白の場合は元のファイル名)
    customPath: 保存先
    customArgs: yt-dlpのオプションの有効化 (最適設定にする場合)
-    customArgsInput: yt-dlpのオプション
+    customArgsInput: yt-dlpのオプション
+    rpcConnErr: Error while conencting to RPC server
--- a/frontend/src/components/FormatsGrid.tsx
+++ b/frontend/src/components/FormatsGrid.tsx
@@ -0,0 +1,126 @@
+import { Button, ButtonGroup, Grid, Paper, Typography } from "@mui/material"
+import type { DLMetadata } from "../types"
+
+type Props = {
+  downloadFormats: DLMetadata
+  onAudioSelected: (format: string) => void
+  onVideoSelected: (format: string) => void
+  onBestQualitySelected: (format: string) => void
+  onSubmit: () => void
+  onClear: () => void
+  pickedBestFormat: string
+  pickedAudioFormat: string
+  pickedVideoFormat: string
+}
+
+export default function FormatsGrid({
+  downloadFormats,
+  onAudioSelected,
+  onVideoSelected,
+  onBestQualitySelected,
+  onSubmit,
+  onClear,
+  pickedBestFormat,
+  pickedAudioFormat,
+  pickedVideoFormat,
+}: Props) {
+  return (
+    <Grid container spacing={2} mt={2}>
+      <Grid item xs={12}>
+        <Paper
+          sx={{
+            p: 2,
+            display: 'flex',
+            flexDirection: 'column',
+          }}
+        >
+          <Grid container>
+            <Grid item xs={12}>
+              <Typography variant="h6" component="div" pb={1}>
+                {downloadFormats.title}
+              </Typography>
+              {/* <Skeleton variant="rectangular" height={180} /> */}
+            </Grid>
+            <Grid item xs={12} pb={1}>
+              <img src={downloadFormats.thumbnail} height={260} width="100%" style={{ objectFit: 'cover' }} />
+            </Grid>
+            {/* video only */}
+            <Grid item xs={12}>
+              <Typography variant="body1" component="div">
+                Best quality
+              </Typography>
+            </Grid>
+            <Grid item pr={2} py={1}>
+              <Button
+                variant="contained"
+                disabled={pickedBestFormat !== ''}
+                onClick={() => onBestQualitySelected(downloadFormats.best.format_id)}
+              >
+                {downloadFormats.best.format_note || downloadFormats.best.format_id} - {downloadFormats.best.vcodec}+{downloadFormats.best.acodec}
+                &nbsp;({downloadFormats.best.resolution}{(downloadFormats.best.filesize_approx > 0) ? ", ~" + Math.round(downloadFormats.best.filesize_approx / 1024 / 1024) + " MiB" : ""})
+              </Button>
+            </Grid>
+            {/* video only */}
+            {downloadFormats.formats.filter(format => format.acodec === 'none' && format.vcodec !== 'none').length &&
+              <Grid item xs={12}>
+                <Typography variant="body1" component="div">
+                  Video data {downloadFormats.formats[1].acodec}
+                </Typography>
+              </Grid>
+            }
+            {downloadFormats.formats
+              .filter(format => format.acodec === 'none' && format.vcodec !== 'none')
+              .map((format, idx) => (
+                <Grid item pr={2} py={1} key={idx}>
+                  <Button
+                    variant="contained"
+                    onClick={() => onVideoSelected(format.format_id)}
+                    disabled={pickedVideoFormat === format.format_id}
+                  >
+                    {format.format_note} - {format.vcodec === 'none' ? format.acodec : format.vcodec}
+                    &nbsp;({format.resolution}{(format.filesize_approx > 0) ? ", ~" + Math.round(format.filesize_approx / 1024 / 1024) + " MiB" : ""})
+                  </Button>
+                </Grid>
+              ))
+            }
+            {downloadFormats.formats.filter(format => format.acodec === 'none' && format.vcodec !== 'none').length &&
+              <Grid item xs={12}>
+                <Typography variant="body1" component="div">
+                  Audio data
+                </Typography>
+              </Grid>
+            }
+            {downloadFormats.formats
+              .filter(format => format.acodec !== 'none' && format.vcodec === 'none')
+              .map((format, idx) => (
+                <Grid item pr={2} py={1} key={idx}>
+                  <Button
+                    variant="contained"
+                    onClick={() => onAudioSelected(format.format_id)}
+                    disabled={pickedAudioFormat === format.format_id}
+                  >
+                    {format.format_note} - {format.vcodec === 'none' ? format.acodec : format.vcodec}
+                    {(format.filesize_approx > 0) ? " (~" + Math.round(format.filesize_approx / 1024 / 1024) + " MiB)" : ""}
+                  </Button>
+                </Grid>
+              ))
+            }
+            <Grid item xs={12} pt={2}>
+              <ButtonGroup disableElevation variant="contained">
+                <Button
+                  onClick={() => onSubmit()}
+                  disabled={!pickedBestFormat && !(pickedAudioFormat || pickedVideoFormat)}
+                > Download
+                </Button>
+                <Button
+                  onClick={() => onClear()}
+                > Clear
+                </Button>
+              </ButtonGroup>
+            </Grid>
+          </Grid>
+        </Paper>
+      </Grid>
+    </Grid>
+  )
+}
--- a/frontend/src/features/core/rpcClient.ts
+++ b/frontend/src/features/core/rpcClient.ts
@@ -1,4 +1,4 @@
-import type { RPCRequest, RPCResponse, IDLMetadata } from "../../types"
+import type { RPCRequest, RPCResponse, DLMetadata } from "../../types"

 import { getHttpRPCEndpoint } from '../../utils'

@@ -19,18 +19,17 @@ export class RPCClient {
    this.socket.send(JSON.stringify(req))
  }

-  private sendHTTP<T>(req: RPCRequest) {
-    return new Promise<RPCResponse<T>>((resolve) => {
-      fetch(getHttpRPCEndpoint(), {
-        method: 'POST',
-        body: JSON.stringify({
-          id: this.incrementSeq(),
-          ...req
-        })
+  private async sendHTTP<T>(req: RPCRequest) {
+    const res = await fetch(getHttpRPCEndpoint(), {
+      method: 'POST',
+      body: JSON.stringify({
+        ...req,
+        id: this.incrementSeq(),
      })
-        .then(res => res.json())
-        .then(data => resolve(data))
    })
+    const data: RPCResponse<T> = await res.json()
+
+    return data
  }

  public download(url: string, args: string, pathOverride = '', renameTo = '') {
@@ -50,7 +49,7 @@ export class RPCClient {

  public formats(url: string) {
    if (url) {
-      return this.sendHTTP<IDLMetadata>({
+      return this.sendHTTP<DLMetadata>({
        id: this.incrementSeq(),
        method: 'Service.Formats',
        params: [{
--- a/frontend/src/index.tsx
+++ b/frontend/src/index.tsx
@@ -1,10 +1,10 @@
-import React from 'react'
-import ReactDOM from 'react-dom/client'
+import { StrictMode } from 'react'
+import { createRoot } from 'react-dom/client'
 import { App } from './App'

-const root = ReactDOM.createRoot(document.getElementById('root')!)
+const root = createRoot(document.getElementById('root')!)
 root.render(
-    <React.StrictMode>
-        <App></App>
-    </React.StrictMode>
+    <StrictMode>
+        <App />
+    </StrictMode>
 )
--- a/frontend/src/types.d.ts
+++ b/frontend/src/types.d.ts
@@ -45,14 +45,14 @@ export type RPCParams = {
  Params?: string
 }

-export interface IDLMetadata {
-  formats: Array<IDLFormat>,
-  best: IDLFormat,
+export interface DLMetadata {
+  formats: Array<DLFormat>,
+  best: DLFormat,
  thumbnail: string,
  title: string,
 }

-export interface IDLFormat {
+export interface DLFormat {
  format_id: string,
  format_note: string,
  fps: number,