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fluxer_app/src/components/modals/MfaTotpEnableModal.tsx

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+/*
+ * Copyright (C) 2026 Fluxer Contributors
+ *
+ * This file is part of Fluxer.
+ *
+ * Fluxer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Fluxer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import {Trans, useLingui} from '@lingui/react/macro';
+import {observer} from 'mobx-react-lite';
+import React from 'react';
+import {useForm} from 'react-hook-form';
+import * as MfaActionCreators from '~/actions/MfaActionCreators';
+import * as ModalActionCreators from '~/actions/ModalActionCreators';
+import {modal} from '~/actions/ModalActionCreators';
+import * as ToastActionCreators from '~/actions/ToastActionCreators';
+import {Form} from '~/components/form/Form';
+import {Input} from '~/components/form/Input';
+import {BackupCodesModal} from '~/components/modals/BackupCodesModal';
+import confirmStyles from '~/components/modals/ConfirmModal.module.css';
+import styles from '~/components/modals/MfaTotpEnableModal.module.css';
+import * as Modal from '~/components/modals/Modal';
+import {Button} from '~/components/uikit/Button/Button';
+import {QRCodeCanvas} from '~/components/uikit/QRCodeCanvas';
+import {useFormSubmit} from '~/hooks/useFormSubmit';
+import UserStore from '~/stores/UserStore';
+import * as MfaUtils from '~/utils/MfaUtils';
+
+interface FormInputs {
+	code: string;
+}
+
+export const MfaTotpEnableModal = observer(() => {
+	const {t} = useLingui();
+	const user = UserStore.getCurrentUser()!;
+	const form = useForm<FormInputs>();
+	const [secret] = React.useState(() => MfaUtils.generateTotpSecret());
+
+	const onSubmit = async (data: FormInputs) => {
+		const backupCodes = await MfaActionCreators.enableMfaTotp(
+			MfaUtils.encodeTotpSecret(secret),
+			data.code.split(' ').join(''),
+		);
+		ModalActionCreators.pop();
+		ToastActionCreators.createToast({type: 'success', children: <Trans>Two-factor authentication enabled</Trans>});
+		ModalActionCreators.pushWithKey(
+			modal(() => <BackupCodesModal backupCodes={backupCodes} />),
+			'backup-codes',
+		);
+	};
+
+	const {handleSubmit} = useFormSubmit({
+		form,
+		onSubmit,
+		defaultErrorField: 'code',
+	});
+
+	return (
+		<Modal.Root size="small" centered>
+			<Form form={form} onSubmit={handleSubmit} aria-label={t`Enable two-factor authentication form`}>
+				<Modal.Header title={t`Setup authenticator app`} />
+				<Modal.Content className={confirmStyles.content}>
+					<div className={styles.qrContainer}>
+						<QRCodeCanvas data={MfaUtils.encodeTotpSecretAsURL(user.email!, secret)} />
+						<div className={styles.instructionsContainer}>
+							<div>
+								<Trans>
+									Scan the QR code with your authenticator app to generate codes for two-factor authentication.
+								</Trans>
+							</div>
+							<pre className={styles.secretText}>{secret}</pre>
+						</div>
+					</div>
+
+					<Input
+						{...form.register('code')}
+						autoFocus={true}
+						autoComplete="one-time-code"
+						error={form.formState.errors.code?.message}
+						label={t`Code`}
+						required={true}
+						footer={
+							<p className={styles.footer}>
+								<Trans>Enter the 6-digit code from your authenticator app.</Trans>
+							</p>
+						}
+					/>
+				</Modal.Content>
+				<Modal.Footer>
+					<Button onClick={ModalActionCreators.pop} variant="secondary">
+						<Trans>Cancel</Trans>
+					</Button>
+					<Button type="submit" submitting={form.formState.isSubmitting}>
+						<Trans>Continue</Trans>
+					</Button>
+				</Modal.Footer>
+			</Form>
+		</Modal.Root>
+	);
+});