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fluxer/fluxer_app/src/components/form/UsernameValidationRules.tsx
Hampus Kraft 2f557eda8c initial commit
2026-01-01 21:05:54 +00:00

87 lines
2.5 KiB
TypeScript

/*
* 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} from '@lingui/react/macro';
import {CheckIcon, XIcon} from '@phosphor-icons/react';
import {clsx} from 'clsx';
import {observer} from 'mobx-react-lite';
import type React from 'react';
import styles from './UsernameValidationRules.module.css';
const FLUXER_TAG_REGEX = /^[a-zA-Z0-9_]+$/;
export interface UsernameValidationResult {
validLength: boolean;
validCharacters: boolean;
allValid: boolean;
}
function validateUsername(username: string): UsernameValidationResult {
const trimmed = username.trim();
const validLength = trimmed.length >= 1 && trimmed.length <= 32;
const validCharacters = trimmed.length === 0 || FLUXER_TAG_REGEX.test(trimmed);
const allValid = validLength && validCharacters;
return {
validLength,
validCharacters,
allValid,
};
}
interface UsernameValidationRulesProps {
username: string;
className?: string;
}
export const UsernameValidationRules: React.FC<UsernameValidationRulesProps> = observer(({username, className}) => {
const validation = validateUsername(username);
const rules = [
{
key: 'length',
valid: validation.validLength,
label: <Trans>Between 1 and 32 characters</Trans>,
},
{
key: 'characters',
valid: validation.validCharacters,
label: <Trans>Letters (a-z, A-Z), numbers (0-9), and underscores (_) only</Trans>,
},
];
return (
<div className={clsx(styles.container, className)}>
{rules.map((rule) => (
<div key={rule.key} className={styles.rule}>
<div className={styles.iconContainer}>
{rule.valid ? (
<CheckIcon weight="bold" size={16} className={styles.iconValid} />
) : (
<XIcon weight="bold" size={16} className={styles.iconInvalid} />
)}
</div>
<span className={rule.valid ? styles.labelValid : styles.labelInvalid}>{rule.label}</span>
</div>
))}
</div>
);
});