92 lines
3.4 KiB
Dart
92 lines
3.4 KiB
Dart
import 'package:cached_network_image/cached_network_image.dart';
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import 'package:didvan/config/design_config.dart';
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import 'package:didvan/config/theme_data.dart';
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import 'package:didvan/services/network/request.dart';
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import 'package:didvan/services/network/request_helper.dart';
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import 'package:didvan/views/widgets/shimmer_placeholder.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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// ignore: depend_on_referenced_packages
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import 'package:cached_network_image_platform_interface/cached_network_image_platform_interface.dart';
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class SkeletonImage extends StatelessWidget {
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final String imageUrl;
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final double? width;
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final double? height;
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final double? pWidth;
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final double? pHeight;
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final BorderRadius? borderRadius;
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final double? aspectRatio;
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/// نحوهی fit کردن تصویر در container. مقدار پیشفرض `BoxFit.cover` است
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/// (برای کارتهای سبک پادکست/خبر). برای صفحههایی مثل اینفوگرافی که
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/// میخواهیم کل تصویر پیدا باشد، `BoxFit.contain` پاس داده میشود.
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final BoxFit? fit;
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const SkeletonImage({
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Key? key,
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required this.imageUrl,
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this.borderRadius = DesignConfig.lowBorderRadius,
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this.aspectRatio,
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this.width,
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this.height,
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this.pWidth,
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this.pHeight,
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this.fit,
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}) : super(key: key);
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@override
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Widget build(BuildContext context) {
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// URL نهاییِ تصویر را میسازیم.
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final finalUrl =
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imageUrl.startsWith('http') || imageUrl.contains(RequestHelper.baseUrl)
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? imageUrl.replaceAll('\n', '')
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: RequestHelper.baseUrl + imageUrl.replaceAll('\n', '');
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// Bearer token را فقط برای دامنههای خودمان میفرستیم.
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// URLهای signed-شدهی S3 (Arvan) signature خاص دارند و اگر هدر
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// Authorization اضافه شود، با 400 رد میشوند.
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final isOwnDomain = finalUrl.contains('didvan.app') ||
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finalUrl.contains('didvan.com');
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final headers = <String, String>{
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if (isOwnDomain && RequestService.token != null)
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'Authorization': 'Bearer ${RequestService.token}',
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};
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return _aspectRatioGenerator(
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child: ClipRRect(
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borderRadius: borderRadius ?? BorderRadius.zero,
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child: CachedNetworkImage(
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errorWidget: (context, url, error) {
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if (kDebugMode) {
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print('image fetch compelete with Error: $error');
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}
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return Container(
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decoration: BoxDecoration(
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color: Theme.of(context).colorScheme.disabledBackground),
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child: const Icon(Icons.image_not_supported_outlined));
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},
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errorListener: (value) {},
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fit: fit ?? (kIsWeb ? BoxFit.fill : BoxFit.cover),
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imageRenderMethodForWeb: ImageRenderMethodForWeb.HttpGet,
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httpHeaders: headers,
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width: width,
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height: height,
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imageUrl: finalUrl,
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placeholder: (context, _) => ShimmerPlaceholder(
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width: pWidth,
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height: pHeight,
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),
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),
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),
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);
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}
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Widget _aspectRatioGenerator({required Widget child}) => aspectRatio == null
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? child
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: AspectRatio(
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key: ValueKey(imageUrl),
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aspectRatio: aspectRatio!,
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child: child,
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);
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}
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