user self registration

1 files changed, 109 insertions, 0 deletions

diff --git a/modern/src/RegisterDialog.js b/modern/src/RegisterDialog.js
new file mode 100644
index 0000000..ecd07ac
--- /dev/null
+++ b/modern/src/RegisterDialog.js
@@ -0,0 +1,109 @@
+import t from './common/localization'
+import React, { useState } from 'react';
+import Button from '@material-ui/core/Button';
+import Dialog from '@material-ui/core/Dialog';
+import DialogActions from '@material-ui/core/DialogActions';
+import DialogContent from '@material-ui/core/DialogContent';
+import DialogContentText from '@material-ui/core/DialogContentText';
+import TextField from '@material-ui/core/TextField';
+import Alert from '@material-ui/lab/Alert';
+
+const RegisterDialog = ({ open, onResult }) => {
+  const [formFields, setFormFields] = useState({});
+  const [validationErrors, setValidationErrors] = useState({});
+  const [errorResponse, setErrorResponse] = useState(null);
+
+  const handleChange = (event) => {
+    setFormFields({ ...formFields, [event.target.name]: event.target.value });
+    setValidationErrors({ ...validationErrors, [event.target.name]: false });
+  }
+
+  const handleRegister = async (event) => {
+    event.preventDefault();
+    setErrorResponse(null);
+    let objErrors = {};
+    if (formFields.name.trim() === '') {
+      objErrors.name = true;
+    }
+    if (!
+      /^[a-zA-Z0-9.!#$%&’*+/=?^_`{|}~-]+@[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*$/.test(formFields.email)) {
+      objErrors.email = true;
+    }
+    if (formFields.password.trim() === '') {
+      objErrors.password = true;
+    }
+    if (Object.keys(objErrors).length !== 0) {
+      setValidationErrors(objErrors);
+      return;
+    }
+
+    const response = await fetch('/api/users', {
+      method: 'POST',
+      headers: { 'Content-Type': 'application/json' },
+      body: JSON.stringify(formFields)
+    });
+
+    if (response.ok) {
+      onResult(true)
+    } else {
+      setErrorResponse(t('errorGeneral'));
+    }
+  }
+
+  return (
+    <Dialog
+      open={open}
+      onClose={() => { onResult(false) }}>
+      <DialogContent>
+        <DialogContentText>{t('loginRegister')}</DialogContentText>
+
+        {errorResponse && <Alert severity="error">{errorResponse}</Alert>}
+
+        <TextField
+          margin='normal'
+          required
+          fullWidth
+          error={validationErrors.name}
+          label={t('sharedName')}
+          name='name'
+          value={formFields.name || ''}
+          autoComplete='name'
+          autoFocus
+          onChange={handleChange}
+          helperText={validationErrors.name && 'Name is required'} />
+
+        <TextField
+          margin='normal'
+          required
+          fullWidth
+          error={validationErrors.email}
+          label={t('userEmail')}
+          name='email'
+          value={formFields.email || ''}
+          autoComplete='email'
+          onChange={handleChange}
+          helperText={validationErrors.email && 'Invalid e-mail'} />
+
+        <TextField
+          margin='normal'
+          required
+          fullWidth
+          error={validationErrors.password}
+          label={t('userPassword')}
+          name='password'
+          value={formFields.password || ''}
+          type='password'
+          autoComplete='current-password'
+          onChange={handleChange}
+          helperText={validationErrors.password && 'Password is required'} />
+
+      </DialogContent>
+      <DialogActions>
+        <Button color="primary" onClick={handleRegister} disabled={!formFields.name || !formFields.email || !formFields.password}>{t('loginRegister')}</Button>
+        <Button autoFocus onClick={() => onResult(false)}>{t('sharedCancel')}</Button>
+      </DialogActions>
+    </Dialog>
+  );
+};
+
+export default RegisterDialog;