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wgh19
2024-05-14 13:49:54 +08:00
parent 615720ab49
commit 842a52f53d
13 changed files with 661 additions and 68 deletions
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14
lib/foundation/image_provider.dart
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@@ -150,12 +150,16 @@ class CachedImageProvider extends BaseImageProvider<CachedImageProvider> {
Future<Uint8List> load(StreamController<ImageChunkEvent> chunkEvents) async{
var cached = await CacheManager().findCache(key);
if(cached != null) {
chunkEvents.add(const ImageChunkEvent(
cumulativeBytesLoaded: 1,
expectedTotalBytes: 1,
));
return await File(cached).readAsBytes();
}
var dio = AppDio();
final time = DateFormat("yyyy-MM-dd'T'HH:mm:ss'+00:00'").format(DateTime.now());
final hash = md5.convert(utf8.encode(time + Network.hashSalt)).toString();
var res = await dio.get(
var res = await dio.get<ResponseBody>(
url,
options: Options(
responseType: ResponseType.stream,
@@ -174,12 +178,16 @@ class CachedImageProvider extends BaseImageProvider<CachedImageProvider> {
}
var data = <int>[];
var cachingFile = await CacheManager().openWrite(key);
await for (var chunk in res.data.stream) {
await for (var chunk in res.data!.stream) {
var length = res.data!.contentLength+1;
if(length < data.length) {
length = data.length + 1;
}
data.addAll(chunk);
await cachingFile.writeBytes(chunk);
chunkEvents.add(ImageChunkEvent(
cumulativeBytesLoaded: data.length,
expectedTotalBytes: res.data.contentLength+1,
expectedTotalBytes: length,
));
}
await cachingFile.close();