mirror of
https://github.com/krille-chan/fluffychat
synced 2024-09-17 06:15:10 +00:00
refactor: Use cached network image for mxc image uris
This commit is contained in:
parent
87d3d0feed
commit
86b1314c61
5 changed files with 75 additions and 83 deletions
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@ -280,7 +280,6 @@ class ImageExtension extends HtmlExtension {
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uri: mxcUrl,
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width: width ?? height ?? defaultDimension,
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height: height ?? width ?? defaultDimension,
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cacheKey: mxcUrl.toString(),
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),
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),
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);
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@ -47,29 +47,32 @@ class Avatar extends StatelessWidget {
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final noPic = mxContent == null ||
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mxContent.toString().isEmpty ||
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mxContent.toString() == 'null';
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final textWidget = Center(
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final textWidget = Container(
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color: name?.lightColorAvatar,
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alignment: Alignment.center,
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child: Text(
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fallbackLetters,
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style: TextStyle(
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color: noPic ? Colors.white : null,
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color: Colors.white,
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fontSize: (size / 2.5).roundToDouble(),
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),
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),
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);
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final borderRadius = this.borderRadius ?? BorderRadius.circular(size / 2);
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final presenceUserId = this.presenceUserId;
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final color =
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noPic ? name?.lightColorAvatar : Theme.of(context).secondaryHeaderColor;
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final container = Stack(
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children: [
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SizedBox(
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width: size,
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height: size,
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child: Material(
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color: color,
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shape: RoundedRectangleBorder(
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borderRadius: borderRadius,
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side: border ?? BorderSide.none,
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side: border ??
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BorderSide(
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color: Theme.of(context).dividerColor,
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width: 1,
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),
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),
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clipBehavior: Clip.hardEdge,
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child: noPic
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@ -81,7 +84,6 @@ class Avatar extends StatelessWidget {
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width: size,
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height: size,
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placeholder: (_) => textWidget,
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cacheKey: mxContent.toString(),
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),
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),
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),
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@ -2,7 +2,7 @@ import 'dart:typed_data';
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import 'package:flutter/material.dart';
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import 'package:http/http.dart' as http;
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import 'package:cached_network_image/cached_network_image.dart';
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import 'package:matrix/matrix.dart';
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import 'package:fluffychat/config/themes.dart';
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@ -18,11 +18,8 @@ class MxcImage extends StatefulWidget {
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final bool isThumbnail;
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final bool animated;
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final Duration retryDuration;
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final Duration animationDuration;
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final Curve animationCurve;
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final ThumbnailMethod thumbnailMethod;
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final Widget Function(BuildContext context)? placeholder;
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final String? cacheKey;
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const MxcImage({
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this.uri,
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@ -33,11 +30,8 @@ class MxcImage extends StatefulWidget {
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this.placeholder,
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this.isThumbnail = true,
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this.animated = false,
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this.animationDuration = FluffyThemes.animationDuration,
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this.retryDuration = const Duration(seconds: 2),
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this.animationCurve = FluffyThemes.animationCurve,
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this.thumbnailMethod = ThumbnailMethod.scale,
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this.cacheKey,
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super.key,
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});
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@ -46,76 +40,11 @@ class MxcImage extends StatefulWidget {
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}
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class _MxcImageState extends State<MxcImage> {
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static final Map<String, Uint8List> _imageDataCache = {};
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Uint8List? _imageDataNoCache;
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Uint8List? get _imageData {
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final cacheKey = widget.cacheKey;
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return cacheKey == null ? _imageDataNoCache : _imageDataCache[cacheKey];
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}
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set _imageData(Uint8List? data) {
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if (data == null) return;
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final cacheKey = widget.cacheKey;
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cacheKey == null
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? _imageDataNoCache = data
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: _imageDataCache[cacheKey] = data;
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}
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bool? _isCached;
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Uint8List? _imageData;
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Future<void> _load() async {
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final client = Matrix.of(context).client;
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final uri = widget.uri;
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final event = widget.event;
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if (uri != null) {
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final devicePixelRatio = MediaQuery.of(context).devicePixelRatio;
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final width = widget.width;
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final realWidth = width == null ? null : width * devicePixelRatio;
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final height = widget.height;
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final realHeight = height == null ? null : height * devicePixelRatio;
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final httpUri = widget.isThumbnail
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? uri.getThumbnail(
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client,
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width: realWidth,
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height: realHeight,
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animated: widget.animated,
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method: widget.thumbnailMethod,
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)
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: uri.getDownloadLink(client);
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final storeKey = widget.isThumbnail ? httpUri : uri;
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if (_isCached == null) {
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final cachedData = await client.database?.getFile(storeKey);
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if (cachedData != null) {
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if (!mounted) return;
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setState(() {
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_imageData = cachedData;
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_isCached = true;
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});
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return;
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}
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_isCached = false;
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}
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final response = await http.get(httpUri);
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if (response.statusCode != 200) {
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if (response.statusCode == 404) {
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return;
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}
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throw Exception();
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}
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final remoteData = response.bodyBytes;
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if (!mounted) return;
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setState(() {
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_imageData = remoteData;
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});
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await client.database?.storeFile(storeKey, remoteData, 0);
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}
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if (event != null) {
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final data = await event.downloadAndDecryptAttachment(
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getThumbnail: widget.isThumbnail,
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@ -131,7 +60,7 @@ class _MxcImageState extends State<MxcImage> {
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}
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void _tryLoad(_) async {
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if (_imageData != null) {
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if (_imageData != null || widget.event == null) {
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return;
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}
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try {
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@ -160,6 +89,36 @@ class _MxcImageState extends State<MxcImage> {
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@override
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Widget build(BuildContext context) {
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final uri = widget.uri;
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if (uri != null) {
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final client = Matrix.of(context).client;
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final devicePixelRatio = MediaQuery.of(context).devicePixelRatio;
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final width = widget.width;
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final realWidth = width == null ? null : width * devicePixelRatio;
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final height = widget.height;
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final realHeight = height == null ? null : height * devicePixelRatio;
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final httpUri = widget.isThumbnail
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? uri.getThumbnail(
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client,
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width: realWidth,
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height: realHeight,
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animated: widget.animated,
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method: widget.thumbnailMethod,
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)
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: uri.getDownloadLink(client);
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return CachedNetworkImage(
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imageUrl: httpUri.toString(),
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width: width,
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height: height,
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fit: widget.fit,
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placeholder: (context, _) => placeholder(context),
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errorWidget: (context, _, __) => placeholder(context),
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);
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}
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final data = _imageData;
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final hasData = data != null && data.isNotEmpty;
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@ -177,7 +136,6 @@ class _MxcImageState extends State<MxcImage> {
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filterQuality:
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widget.isThumbnail ? FilterQuality.low : FilterQuality.medium,
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errorBuilder: (context, __, ___) {
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_isCached = false;
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_imageData = null;
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WidgetsBinding.instance.addPostFrameCallback(_tryLoad);
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return placeholder(context);
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32
pubspec.lock
32
pubspec.lock
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@ -129,6 +129,30 @@ packages:
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url: "https://pub.dev"
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source: hosted
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version: "1.1.1"
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cached_network_image:
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dependency: "direct main"
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description:
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name: cached_network_image
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sha256: "28ea9690a8207179c319965c13cd8df184d5ee721ae2ce60f398ced1219cea1f"
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url: "https://pub.dev"
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source: hosted
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version: "3.3.1"
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cached_network_image_platform_interface:
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dependency: transitive
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description:
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name: cached_network_image_platform_interface
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sha256: "9e90e78ae72caa874a323d78fa6301b3fb8fa7ea76a8f96dc5b5bf79f283bf2f"
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url: "https://pub.dev"
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source: hosted
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version: "4.0.0"
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cached_network_image_web:
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dependency: transitive
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description:
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name: cached_network_image_web
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sha256: "205d6a9f1862de34b93184f22b9d2d94586b2f05c581d546695e3d8f6a805cd7"
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url: "https://pub.dev"
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source: hosted
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version: "1.2.0"
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callkeep:
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dependency: "direct main"
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description:
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@ -1270,6 +1294,14 @@ packages:
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url: "https://pub.dev"
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source: hosted
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version: "2.0.2"
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octo_image:
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dependency: transitive
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description:
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name: octo_image
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sha256: "45b40f99622f11901238e18d48f5f12ea36426d8eced9f4cbf58479c7aa2430d"
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url: "https://pub.dev"
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source: hosted
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version: "2.0.0"
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olm:
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dependency: transitive
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description:
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@ -14,6 +14,7 @@ dependencies:
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async: ^2.11.0
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badges: ^3.1.2
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blurhash_dart: ^1.2.1
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cached_network_image: ^3.3.1
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callkeep: ^0.3.2
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chewie: ^1.8.1
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collection: ^1.18.0
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