Logging in webUI, Archive view refactor (#127)

* test logging

* test impl for logging

* implemented "live logging", restyle templates dropdown

* moved extract audio to downloadDialog, fixed labels

* code refactoring

* buffering logs

frontend/src/components/DownloadDialog.tsx

@@ -32,8 +32,8 @@ import {
   useTransition
 } from 'react'
 import { useRecoilState, useRecoilValue } from 'recoil'
-import { customArgsState, downloadTemplateState, filenameTemplateState } from '../atoms/downloadTemplate'
-import { settingsState } from '../atoms/settings'
+import { customArgsState, downloadTemplateState, filenameTemplateState, savedTemplatesState } from '../atoms/downloadTemplate'
+import { latestCliArgumentsState, settingsState } from '../atoms/settings'
 import { availableDownloadPathsState, connectedState } from '../atoms/status'
 import FormatsGrid from '../components/FormatsGrid'
 import { useI18n } from '../hooks/useI18n'
@@ -63,6 +63,7 @@ const DownloadDialog: FC<Props> = ({ open, onClose, onDownloadStart }) => {
   const isConnected = useRecoilValue(connectedState)
   const availableDownloadPaths = useRecoilValue(availableDownloadPathsState)
   const downloadTemplate = useRecoilValue(downloadTemplateState)
+  const savedTemplates = useRecoilValue(savedTemplatesState)
 
   const [downloadFormats, setDownloadFormats] = useState<DLMetadata>()
   const [pickedVideoFormat, setPickedVideoFormat] = useState('')
@@ -70,6 +71,8 @@ const DownloadDialog: FC<Props> = ({ open, onClose, onDownloadStart }) => {
   const [pickedBestFormat, setPickedBestFormat] = useState('')
 
   const [customArgs, setCustomArgs] = useRecoilState(customArgsState)
+  const [, setCliArgs] = useRecoilState(latestCliArgumentsState)
+
   const [downloadPath, setDownloadPath] = useState('')
 
   const [filenameTemplate, setFilenameTemplate] = useRecoilState(
@@ -81,7 +84,7 @@ const DownloadDialog: FC<Props> = ({ open, onClose, onDownloadStart }) => {
 
   const [isPlaylist, setIsPlaylist] = useState(false)
 
-  const cliArgs = useMemo(() =>
+  const argsBuilder = useMemo(() =>
     new CliArguments().fromString(settings.cliArgs), [settings.cliArgs]
   )
 
@@ -108,7 +111,7 @@ const DownloadDialog: FC<Props> = ({ open, onClose, onDownloadStart }) => {
 
     client.download({
       url: immediate || url || workingUrl,
-      args: `${cliArgs.toString()} ${toFormatArgs(codes)} ${downloadTemplate}`,
+      args: `${argsBuilder.toString()} ${toFormatArgs(codes)} ${downloadTemplate}`,
       pathOverride: downloadPath ?? '',
       renameTo: settings.fileRenaming ? filenameTemplate : '',
       playlist: isPlaylist,
@@ -313,9 +316,31 @@ const DownloadDialog: FC<Props> = ({ open, onClose, onDownloadStart }) => {
                   }
                 </Grid>
                 <Suspense>
-                  <ExtraDownloadOptions />
+                  {savedTemplates.length > 0 && <ExtraDownloadOptions />}
                 </Suspense>
                 <Grid container spacing={1} pt={2} justifyContent="space-between">
+                  <Grid item>
+                    <Grid item>
+                      <FormControlLabel
+                        control={<Checkbox onChange={() => setIsPlaylist(state => !state)} />}
+                        checked={isPlaylist}
+                        label={i18n.t('playlistCheckbox')}
+                      />
+                    </Grid>
+                    <Grid item>
+                      <FormControlLabel
+                        control={
+                          <Checkbox
+                            onChange={() => setCliArgs(argsBuilder.toggleExtractAudio().toString())}
+                          />
+                        }
+                        checked={argsBuilder.extractAudio}
+                        onChange={() => setCliArgs(argsBuilder.toggleExtractAudio().toString())}
+                        disabled={settings.formatSelection}
+                        label={i18n.t('extractAudioCheckbox')}
+                      />
+                    </Grid>
+                  </Grid>
                   <Grid item>
                     <Button
                       variant="contained"
@@ -332,13 +357,6 @@ const DownloadDialog: FC<Props> = ({ open, onClose, onDownloadStart }) => {
                       }
                     </Button>
                   </Grid>
-                  <Grid item>
-                    <FormControlLabel
-                      control={<Checkbox onChange={() => setIsPlaylist(state => !state)} />}
-                      checked={isPlaylist}
-                      label={i18n.t('playlistCheckbox')}
-                    />
-                  </Grid>
                 </Grid>
               </Paper>
             </Grid>

frontend/src/components/ExtraDownloadOptions.tsx

@@ -1,4 +1,4 @@
-import { Autocomplete, Box, TextField } from '@mui/material'
+import { Autocomplete, Box, TextField, Typography } from '@mui/material'
 import { useRecoilState, useRecoilValue } from 'recoil'
 import { customArgsState, savedTemplatesState } from '../atoms/downloadTemplate'
 import { useI18n } from '../hooks/useI18n'
@@ -22,9 +22,23 @@ const ExtraDownloadOptions: React.FC = () => {
         renderOption={(props, option) => (
           <Box
             component="li"
-            sx={{ mr: 2, flexShrink: 0 }}
-            {...props}>
-            {option.label}
+            {...props}
+          >
+            <Box sx={{
+              display: 'flex',
+              flexDirection: 'column',
+              alignContent: 'flex-start',
+              justifyContent: 'flex-start',
+              alignItems: 'flex-start',
+              width: '100%'
+            }}>
+              <Typography>
+                {option.label}
+              </Typography>
+              <Typography variant="subtitle2" color="primary">
+                {option.content}
+              </Typography>
+            </Box>
           </Box>
         )}
         sx={{ width: '100%', mt: 2 }}

frontend/src/components/LogTerminal.tsx

@@ -0,0 +1,91 @@
+import { Box, CircularProgress, Container, Paper, Typography } from '@mui/material'
+import { useEffect, useMemo, useRef, useState } from 'react'
+import { useRecoilValue } from 'recoil'
+import { serverURL } from '../atoms/settings'
+import { useI18n } from '../hooks/useI18n'
+
+const token = localStorage.getItem('token')
+
+const LogTerminal: React.FC = () => {
+  const serverAddr = useRecoilValue(serverURL)
+
+  const { i18n } = useI18n()
+
+  const [logBuffer, setLogBuffer] = useState<string[]>([])
+
+  const boxRef = useRef<HTMLDivElement>(null)
+
+  const eventSource = useMemo(
+    () => new EventSource(`${serverAddr}/log/sse?token=${token}`),
+    [serverAddr]
+  )
+
+  useEffect(() => {
+    eventSource.addEventListener('log', event => {
+      const msg: string[] = JSON.parse(event.data)
+      setLogBuffer(buff => [...buff, ...msg].slice(-100))
+
+      boxRef.current?.scrollTo(0, boxRef.current.scrollHeight)
+    })
+
+    // TODO: in dev mode it breaks sse
+    return () => eventSource.close()
+  }, [eventSource])
+
+  const logEntryStyle = (data: string) => {
+    if (data.includes("level=ERROR")) {
+      return { color: 'red' }
+    }
+    if (data.includes("level=WARN")) {
+      return { color: 'orange' }
+    }
+    return {}
+  }
+
+  return (
+    <Container maxWidth="lg" sx={{ mt: 4, mb: 4 }}>
+      <Paper
+        sx={{
+          p: 2.5,
+          display: 'flex',
+          flexDirection: 'column',
+        }}
+      >
+        <Typography py={1} variant="h5" color="primary">
+          {i18n.t('logsTitle')}
+        </Typography>
+        {(logBuffer.length === 0) && <Box sx={{
+          display: 'flex',
+          flexDirection: 'column',
+          justifyItems: 'center',
+          alignItems: 'center',
+          gap: 1
+        }}>
+          <CircularProgress color="primary" size={32} />
+          <Typography py={1} variant="subtitle2" >
+            {i18n.t('awaitingLogs')}
+          </Typography>
+        </Box>
+        }
+        <Box
+          ref={boxRef}
+          sx={{
+            fontFamily: 'Roboto Mono',
+            height: '75.5vh',
+            overflowY: 'auto',
+            overflowX: 'auto',
+            fontSize: '15px'
+          }}
+        >
+          {logBuffer.map((log, idx) => (
+            <Box key={idx} sx={logEntryStyle(log)}>
+              {log}
+            </Box>
+          ))}
+        </Box>
+      </Paper>
+    </Container >
+  )
+}
+
+export default LogTerminal