St. Nebula
105 lines
2.9 KiB
Dart
105 lines
2.9 KiB
Dart
import 'dart:ui' as ui;
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/rendering.dart';
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import 'package:flutter/scheduler.dart';
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import 'package:flutter/services.dart';
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import 'package:share_plus/share_plus.dart';
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import 'package:onsolgo/core/constants.dart';
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/// Captures a [RepaintBoundary] (via [key]) as PNG and shares it with [text] and a [link]
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/// (defaults to [kOnsolAppWebUrl]). Uses in-memory bytes only (no [dart:io]).
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class OnsolShare {
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static Future<void> share(GlobalKey key, String text, {String? link}) =>
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_shareImpl(key, text, link: link);
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}
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Future<void> _shareImpl(GlobalKey key, String text, {String? link}) async {
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final url = (link ?? kOnsolAppWebUrl).trim();
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String bodyWithLink(String raw) {
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final caption = raw.trim().isEmpty ? 'ONSOL-GO!' : raw.trim();
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if (caption.contains(url)) return caption;
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return '$caption\n\n$url';
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}
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final fallbackMessage = bodyWithLink(text);
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Future<void> shareText(String value) async {
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await SharePlus.instance.share(ShareParams(text: value));
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}
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Future<void> clipboard(String value) async {
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await Clipboard.setData(ClipboardData(text: value));
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}
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try {
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final ctx = key.currentContext;
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if (ctx == null || !ctx.mounted) {
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await shareText(fallbackMessage);
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return;
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}
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await SchedulerBinding.instance.endOfFrame;
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if (!ctx.mounted) {
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await shareText(fallbackMessage);
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return;
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}
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final boundary = ctx.findRenderObject();
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if (boundary is! RenderRepaintBoundary) {
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await shareText(fallbackMessage);
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return;
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}
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final image = await boundary.toImage(pixelRatio: 3.0);
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final byteData = await image.toByteData(format: ui.ImageByteFormat.png);
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if (byteData == null) {
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await shareText(fallbackMessage);
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return;
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}
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final pngBytes = byteData.buffer.asUint8List();
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final file = XFile.fromData(
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pngBytes,
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mimeType: 'image/png',
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name: 'onsol_share.png',
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);
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try {
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await SharePlus.instance.share(
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ShareParams(files: [file], text: bodyWithLink(text)),
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);
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} catch (e) {
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if (kDebugMode) {
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debugPrint('OnsolShare: file+caption share failed ($e), retrying file only');
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}
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try {
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await SharePlus.instance.share(
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ShareParams(files: [file], text: bodyWithLink(text)),
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);
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} catch (e2) {
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if (kDebugMode) {
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debugPrint('OnsolShare: file-only share failed ($e2), falling back to text');
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}
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await shareText(fallbackMessage);
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}
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}
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} catch (e, st) {
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if (kDebugMode) {
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debugPrint('OnsolShare error: $e\n$st');
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}
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try {
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await shareText(fallbackMessage);
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} catch (e3) {
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if (kDebugMode) {
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debugPrint('OnsolShare text share failed: $e3');
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}
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try {
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await clipboard(fallbackMessage);
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} catch (_) {}
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}
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}
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}
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