88 lines
2.4 KiB
Dart
88 lines
2.4 KiB
Dart
import 'dart:convert';
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import 'package:dio/dio.dart';
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import 'package:html/parser.dart';
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import 'package:tsacdop/local_storage/sqflite_localpodcast.dart';
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class FiresideData {
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final String id;
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final String link;
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String _background;
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String get background => _background;
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List<PodcastHost> _hosts;
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List<PodcastHost> get hosts => _hosts;
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FiresideData(this.id, this.link);
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DBHelper dbHelper = DBHelper();
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String parseLink(String link) {
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if (link == "http://www.shengfm.cn/")
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return "https://guiguzaozhidao.fireside.fm/";
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else
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return link;
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}
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Future fatchData() async {
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Response response = await Dio().get(parseLink(link));
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if (response.statusCode == 200) {
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var doc = parse(response.data);
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RegExp reg = RegExp(r'https(.+)jpg');
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String backgroundImage = reg.stringMatch(doc.body
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.getElementsByClassName('hero-background')
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.first
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.attributes
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.toString());
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var ul = doc.body.getElementsByClassName('episode-hosts').first.children;
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List<PodcastHost> hosts = [];
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ul.forEach((element) {
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PodcastHost host;
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String name = element.text.trim();
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String image =
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element.children.first.children.first.attributes.toString();
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print(reg.stringMatch(image));
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host = PodcastHost(
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name,
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reg.stringMatch(image) ??
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'http://xuanmei.us/assets/default/avatar_small-170afdc2be97fc6148b283083942d82c101d4c1061f6b28f87c8958b52664af9.jpg');
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hosts.add(host);
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});
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List<String> data = [
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id,
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backgroundImage,
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json.encode({'hosts': hosts.map((host) => host.toJson()).toList()})
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];
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await dbHelper.saveFiresideData(data);
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}
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}
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Future getData() async {
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List<String> data = await dbHelper.getFiresideData(id);
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_background = data[0];
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if (data[1] != '') {
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_hosts = json
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.decode(data[1])['hosts']
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.cast<Map<String, Object>>()
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.map<PodcastHost>(PodcastHost.fromJson)
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.toList();
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} else
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_hosts = null;
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}
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}
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class PodcastHost {
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final String image;
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final String name;
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PodcastHost(this.name, this.image);
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Map<String, Object> toJson() {
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return {'name': name, 'image': image};
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}
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static PodcastHost fromJson(Map<String, Object> json) {
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return PodcastHost(json['name'] as String, json['image'] as String);
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}
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}
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