86 lines
2.4 KiB
Dart
86 lines
2.4 KiB
Dart
import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:gal/gal.dart';
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import 'package:google_fonts/google_fonts.dart';
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import 'package:http/http.dart' as http;
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/// 与 [GenerateResultScreen] 保存相册逻辑一致，供 History 卡片 Download 使用。
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Future<void> saveHistoryMediaToGallery({
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required BuildContext context,
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required String taskId,
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required String resultUrl,
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}) async {
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final u = resultUrl.trim();
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if (!u.startsWith('http://') && !u.startsWith('https://')) {
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if (context.mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(
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'Invalid media URL',
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style: GoogleFonts.inter(fontWeight: FontWeight.w600),
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),
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),
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);
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}
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return;
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}
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try {
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final ok = await Gal.hasAccess();
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if (!ok) {
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await Gal.requestAccess();
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}
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final uri = Uri.parse(u);
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final res = await http.get(uri);
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if (res.statusCode < 200 || res.statusCode >= 300) {
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throw HttpException('HTTP ${res.statusCode}');
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}
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final isVideo = historyUrlLooksLikeVideo(u);
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final ext = isVideo ? historyGuessVideoExt(u) : '.jpg';
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final file = File(
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'${Directory.systemTemp.path}/funymee_hist_${taskId}_$ext',
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);
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await file.writeAsBytes(res.bodyBytes);
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if (isVideo) {
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await Gal.putVideo(file.path);
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} else {
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await Gal.putImage(file.path);
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}
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if (!context.mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Text(
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'Saved to Photos',
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style: GoogleFonts.inter(fontWeight: FontWeight.w600),
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),
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),
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);
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} on GalException catch (e) {
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if (!context.mounted) return;
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ScaffoldMessenger.of(
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context,
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).showSnackBar(SnackBar(content: Text(e.type.message)));
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} catch (e) {
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if (!context.mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('Save failed: $e')),
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);
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}
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}
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bool historyUrlLooksLikeVideo(String url) {
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if (url.isEmpty) return false;
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final lower = url.toLowerCase();
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const hints = ['.mp4', '.m3u8', '.webm', '.mov', '.mkv', '.avi'];
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return hints.any((h) => lower.contains(h));
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}
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String historyGuessVideoExt(String url) {
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final lower = url.toLowerCase();
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if (lower.contains('.webm')) return '.webm';
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if (lower.contains('.mov')) return '.mov';
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if (lower.contains('.m3u8')) return '.mp4';
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return '.mp4';
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}
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