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fluxer_app/src/components/channel/MessageCharacterCounter.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 {observer} from 'mobx-react-lite';
+import * as PremiumModalActionCreators from '~/actions/PremiumModalActionCreators';
+import {MAX_MESSAGE_LENGTH_PREMIUM} from '~/Constants';
+import styles from '~/components/channel/MessageCharacterCounter.module.css';
+import {CharacterCounter} from '~/components/uikit/CharacterCounter/CharacterCounter';
+
+interface MessageCharacterCounterProps {
+	currentLength: number;
+	maxLength: number;
+	isPremium: boolean;
+	threshold?: number;
+}
+
+export const MessageCharacterCounter = observer(
+	({currentLength, maxLength, isPremium, threshold = 0.8}: MessageCharacterCounterProps) => {
+		if (currentLength <= maxLength * threshold) {
+			return null;
+		}
+
+		return (
+			<div className={styles.container}>
+				<CharacterCounter
+					currentLength={currentLength}
+					maxLength={maxLength}
+					isPremium={isPremium}
+					premiumMaxLength={MAX_MESSAGE_LENGTH_PREMIUM}
+					onUpgradeClick={() => PremiumModalActionCreators.open()}
+				/>
+			</div>
+		);
+	},
+);