61 lines
1.9 KiB
Dart
61 lines
1.9 KiB
Dart
import 'dart:io';
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import 'package:client_proxy_framework/client_proxy_framework.dart';
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import 'package:http/http.dart' as http;
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/// PUT 到 [FeedbackApi.getUploadPresignedUrl] 返回的地址，返回服务端 [FeedbackUploadPresignedUrlResponse.filePath] 供 [FeedbackApi.submit] 的 `fileUrls`。
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Future<String> uploadFeedbackAttachment(File file) async {
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final name = file.path.split('/').last;
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final presignedRes = await FeedbackApi.getUploadPresignedUrl(fileName: name);
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if (!presignedRes.isSuccess || presignedRes.data == null) {
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throw StateError(
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presignedRes.msg.isNotEmpty
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? presignedRes.msg
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: 'Could not get upload URL',
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);
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}
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final p = presignedRes.data!;
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await ImageUploadExpectedSizeCache.writeFeedbackExpectedSize(p.expectedSize);
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final uploadUrl = p.uploadUrl;
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final filePath = p.filePath;
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if (uploadUrl == null ||
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uploadUrl.isEmpty ||
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filePath == null ||
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filePath.isEmpty) {
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throw StateError('Invalid upload URL response');
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}
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final bytes = await file.readAsBytes();
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final contentType = _mimeForPath(file.path);
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final headers = <String, String>{'Content-Type': contentType};
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final extra = p.putHeaders;
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if (extra != null) {
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for (final e in extra.entries) {
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final k = e.key.trim();
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if (k.isEmpty) continue;
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headers[k] = e.value.toString();
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}
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}
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if (!headers.containsKey('Content-Type')) {
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headers['Content-Type'] = contentType;
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}
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final r = await http.put(
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Uri.parse(uploadUrl),
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headers: headers,
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body: bytes,
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);
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if (r.statusCode < 200 || r.statusCode >= 300) {
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throw StateError('Upload failed (${r.statusCode})');
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}
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return filePath;
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}
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String _mimeForPath(String path) {
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final lower = path.toLowerCase();
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if (lower.endsWith('.png')) return 'image/png';
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if (lower.endsWith('.gif')) return 'image/gif';
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if (lower.endsWith('.webp')) return 'image/webp';
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return 'image/jpeg';
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}
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