Prevent admin from resetting their own role.

src/app/(main)/settings/users/[userId]/UserEditForm.tsx

@@ -0,0 +1,91 @@
+import {
+  Dropdown,
+  Item,
+  Form,
+  FormRow,
+  FormButtons,
+  FormInput,
+  TextField,
+  SubmitButton,
+  PasswordField,
+} from 'react-basics';
+import { useApi, useLogin, useMessages } from 'components/hooks';
+import { ROLES } from 'lib/constants';
+import { useContext, useRef } from 'react';
+import { UserContext } from './UserProvider';
+
+export function UserEditForm({ userId, onSave }: { userId: string; onSave?: () => void }) {
+  const { formatMessage, labels, messages } = useMessages();
+  const { post, useMutation } = useApi();
+  const { mutate, error } = useMutation({
+    mutationFn: ({
+      username,
+      password,
+      role,
+    }: {
+      username: string;
+      password: string;
+      role: string;
+    }) => post(`/users/${userId}`, { username, password, role }),
+  });
+  const ref = useRef(null);
+  const user = useContext(UserContext);
+  const { user: login } = useLogin();
+
+  const handleSubmit = async (data: any) => {
+    mutate(data, {
+      onSuccess: async () => {
+        ref.current.reset(data);
+        onSave?.();
+      },
+    });
+  };
+
+  const renderValue = (value: string) => {
+    if (value === ROLES.user) {
+      return formatMessage(labels.user);
+    }
+    if (value === ROLES.admin) {
+      return formatMessage(labels.administrator);
+    }
+    if (value === ROLES.viewOnly) {
+      return formatMessage(labels.viewOnly);
+    }
+  };
+
+  return (
+    <Form ref={ref} onSubmit={handleSubmit} error={error} values={user} style={{ width: 300 }}>
+      <FormRow label={formatMessage(labels.username)}>
+        <FormInput name="username">
+          <TextField />
+        </FormInput>
+      </FormRow>
+      <FormRow label={formatMessage(labels.password)}>
+        <FormInput
+          name="password"
+          rules={{
+            minLength: { value: 8, message: formatMessage(messages.minPasswordLength, { n: 8 }) },
+          }}
+        >
+          <PasswordField autoComplete="new-password" />
+        </FormInput>
+      </FormRow>
+      {user.id !== login.id && (
+        <FormRow label={formatMessage(labels.role)}>
+          <FormInput name="role" rules={{ required: formatMessage(labels.required) }}>
+            <Dropdown renderValue={renderValue}>
+              <Item key={ROLES.viewOnly}>{formatMessage(labels.viewOnly)}</Item>
+              <Item key={ROLES.user}>{formatMessage(labels.user)}</Item>
+              <Item key={ROLES.admin}>{formatMessage(labels.administrator)}</Item>
+            </Dropdown>
+          </FormInput>
+        </FormRow>
+      )}
+      <FormButtons>
+        <SubmitButton variant="primary">{formatMessage(labels.save)}</SubmitButton>
+      </FormButtons>
+    </Form>
+  );
+}
+
+export default UserEditForm;