1 files changed, 170 insertions, 0 deletions
diff --git a/modern/src/login/LoginPage.js b/modern/src/login/LoginPage.js
new file mode 100644
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--- /dev/null
+++ b/modern/src/login/LoginPage.js
@@ -0,0 +1,170 @@
+import React, { useState } from 'react';
+import {
+  Grid, useMediaQuery, makeStyles, InputLabel, Select, MenuItem, FormControl, Button, TextField, Link, Snackbar, IconButton, Tooltip,
+} from '@material-ui/core';
+import CloseIcon from '@material-ui/icons/Close';
+import CachedIcon from '@material-ui/icons/Cached';
+import { useTheme } from '@material-ui/core/styles';
+import { useDispatch, useSelector } from 'react-redux';
+import { useHistory } from 'react-router-dom';
+import { sessionActions } from '../store';
+import { useLocalization, useTranslation } from '../LocalizationProvider';
+import LoginLayout from './LoginLayout';
+import usePersistedState from '../common/usePersistedState';
+
+const useStyles = makeStyles((theme) => ({
+  legacy: {
+    position: 'absolute',
+    top: theme.spacing(1),
+    right: theme.spacing(1),
+  },
+  logoContainer: {
+    textAlign: 'center',
+    color: theme.palette.primary.main,
+  },
+  resetPassword: {
+    cursor: 'pointer',
+  },
+}));
+
+const LoginPage = () => {
+  const classes = useStyles();
+  const dispatch = useDispatch();
+  const history = useHistory();
+  const theme = useTheme();
+  const t = useTranslation();
+
+  const { languages, language, setLanguage } = useLocalization();
+  const languageList = Object.entries(languages).map((values) => ({ code: values[0], name: values[1].name }));
+
+  const [failed, setFailed] = useState(false);
+
+  const [email, setEmail] = usePersistedState('loginEmail', '');
+  const [password, setPassword] = useState('');
+
+  const registrationEnabled = useSelector((state) => state.session.server?.registration);
+  const emailEnabled = useSelector((state) => state.session.server?.emailEnabled);
+
+  const [announcementShown, setAnnouncementShown] = useState(false);
+  const announcement = useSelector((state) => state.session.server?.announcement);
+
+  const handleSubmit = async (event) => {
+    event.preventDefault();
+    const response = await fetch('/api/session', {
+      method: 'POST',
+      body: new URLSearchParams(`email=${encodeURIComponent(email)}&password=${encodeURIComponent(password)}`),
+    });
+    if (response.ok) {
+      const user = await response.json();
+      dispatch(sessionActions.updateUser(user));
+      history.push('/');
+    } else {
+      setFailed(true);
+      setPassword('');
+    }
+  };
+
+  const handleSpecialKey = (e) => {
+    if (e.keyCode === 13 && email && password) {
+      handleSubmit(e);
+    }
+  };
+
+  return (
+    <LoginLayout>
+      <Tooltip title="Switch to Legacy App" className={classes.legacy}>
+        <IconButton onClick={() => window.localStorage.setItem('legacyApp', true) || window.location.replace('/')}>
+          <CachedIcon />
+        </IconButton>
+      </Tooltip>
+      <Grid container direction="column" spacing={2}>
+        {useMediaQuery(theme.breakpoints.down('md'))
+          && (
+            <Grid item className={classes.logoContainer}>
+              <svg height="64" width="240">
+                <use xlinkHref="/logo.svg#img" />
+              </svg>
+            </Grid>
+          )}
+        <Grid item>
+          <TextField
+            required
+            fullWidth
+            error={failed}
+            label={t('userEmail')}
+            name="email"
+            value={email}
+            autoComplete="email"
+            autoFocus={!email}
+            onChange={(e) => setEmail(e.target.value)}
+            onKeyUp={handleSpecialKey}
+            helperText={failed && 'Invalid username or password'}
+            variant="filled"
+          />
+        </Grid>
+        <Grid item>
+          <TextField
+            required
+            fullWidth
+            error={failed}
+            label={t('userPassword')}
+            name="password"
+            value={password}
+            type="password"
+            autoComplete="current-password"
+            autoFocus={!!email}
+            onChange={(e) => setPassword(e.target.value)}
+            onKeyUp={handleSpecialKey}
+            variant="filled"
+          />
+        </Grid>
+        <Grid item>
+          <Button
+            onClick={handleSubmit}
+            onKeyUp={handleSpecialKey}
+            variant="contained"
+            color="secondary"
+            disabled={!email || !password}
+            fullWidth
+          >
+            {t('loginLogin')}
+          </Button>
+        </Grid>
+        <Grid item container spacing={2}>
+          <Grid item>
+            <Button onClick={() => history.push('/register')} disabled={!registrationEnabled} color="secondary">
+              {t('loginRegister')}
+            </Button>
+          </Grid>
+          <Grid item xs>
+            <FormControl variant="filled" fullWidth>
+              <InputLabel>{t('loginLanguage')}</InputLabel>
+              <Select value={language} onChange={(e) => setLanguage(e.target.value)}>
+                {languageList.map((it) => <MenuItem key={it.code} value={it.code}>{it.name}</MenuItem>)}
+              </Select>
+            </FormControl>
+          </Grid>
+        </Grid>
+        {emailEnabled && (
+          <Grid item container justifyContent="flex-end">
+            <Grid item>
+              <Link onClick={() => history.push('/reset-password')} className={classes.resetPassword} underline="none">{t('loginReset')}</Link>
+            </Grid>
+          </Grid>
+        )}
+        <Snackbar
+          anchorOrigin={{ vertical: 'top', horizontal: 'center' }}
+          open={!!announcement && !announcementShown}
+          message={announcement}
+          action={(
+            <IconButton size="small" color="inherit" onClick={() => setAnnouncementShown(true)}>
+              <CloseIcon fontSize="small" />
+            </IconButton>
+          )}
+        />
+      </Grid>
+    </LoginLayout>
+  );
+};
+
+export default LoginPage;