89 lines
2.3 KiB
Dart
89 lines
2.3 KiB
Dart
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import 'package:dio/dio.dart';
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import 'package:ebroker/utils/hive_keys.dart';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter_svg/flutter_svg.dart';
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import 'package:hive/hive.dart';
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class NetworkToLocalSvg {
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Dio dio = Dio();
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Future<String?> convert(String url) async {
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try {
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Response response = await dio.get(url);
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if (response.statusCode == 200) {
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return response.data;
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} else {
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throw "Error while load svg";
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}
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} catch (e) {
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rethrow;
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}
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}
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Widget svg(String url, {Color? color, double? width, double? height}) {
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if (Hive.box(HiveKeys.svgBox).containsKey(url)) {
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return SvgPicture.string(
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Hive.box(HiveKeys.svgBox).get(url) ?? "",
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color: color,
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width: width,
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height: height,
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);
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} else {
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return FutureBuilder<String?>(
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future: convert(url),
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builder: (context, AsyncSnapshot<String?> snapshot) {
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if (Hive.box(HiveKeys.svgBox).containsKey(url)) {
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if (Hive.box(HiveKeys.svgBox).get(url) == null) {
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Hive.box(HiveKeys.svgBox).put(url, snapshot.data);
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return SvgPicture.string(
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snapshot.data ?? "",
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color: color,
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width: width,
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height: height,
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);
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} else {
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return SvgPicture.string(
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Hive.box(HiveKeys.svgBox).get(url) ?? "",
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color: color,
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width: width,
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height: height,
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);
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}
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} else {
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if (snapshot.connectionState == ConnectionState.done) {
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Hive.box(HiveKeys.svgBox).put(url, snapshot.data);
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return SvgPicture.string(
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snapshot.data ?? "",
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color: color,
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width: width,
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height: height,
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);
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} else {
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return Container();
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}
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}
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},
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);
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}
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}
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}
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class _SVGBUILDER extends StatefulWidget {
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const _SVGBUILDER({super.key});
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@override
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State<_SVGBUILDER> createState() => _SVGBUILDERState();
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}
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class _SVGBUILDERState extends State<_SVGBUILDER> {
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@override
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void initState() {
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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return const Placeholder();
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}
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}
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