import 'package:cached_network_image/cached_network_image.dart';
import 'package:flutter/material.dart';
import 'package:flutter_linkify/flutter_linkify.dart';
import 'package:url_launcher/url_launcher_string.dart';

import '../../../../api/marianumcloud/talk/chat/getChatResponse.dart';
import '../../../../api/marianumcloud/talk/chat/richObjectStringProcessor.dart';
import '../../../../model/accountData.dart';
import '../../../../model/endpointData.dart';

class ChatMessage {
  String originalMessage;
  Map<String, RichObjectString>? originalData;

  RichObjectString? file;
  String content = '';

  bool get containsFile => file != null;

  ChatMessage({required this.originalMessage, this.originalData}) {
    if(originalData?.containsKey('file') ?? false) {
      file = originalData?['file'];
      content = file?.name ?? 'Datei';
    } else {
      content = RichObjectStringProcessor.parseToString(originalMessage, originalData);
    }
  }

  Widget getWidget() {

    if(file == null) {
      return Linkify(
        text: content,
        onOpen: onOpen,
      );
    }

    return CachedNetworkImage(
      errorWidget: (context, url, error) {
        return Padding(padding: const EdgeInsets.only(top: 10), child: Row(
          mainAxisSize: MainAxisSize.min,
          crossAxisAlignment: CrossAxisAlignment.center,
          children: [
            const Icon(Icons.file_open_outlined, size: 35),
            const SizedBox(width: 10),
            Flexible(child: Text(file!.name, maxLines: 2, overflow: TextOverflow.ellipsis, style: const TextStyle(fontWeight: FontWeight.bold))),
            const SizedBox(width: 10),
          ],
        ));
      },
      alignment: Alignment.center,
      placeholder: (context, url) {
        return const Padding(padding: EdgeInsets.all(10), child: CircularProgressIndicator());
      },
      fadeInDuration: Duration.zero,
      fadeOutDuration: Duration.zero,
      errorListener: (value) {},
      imageUrl: 'https://${AccountData().buildHttpAuthString()}@${EndpointData().nextcloud().full()}/index.php/core/preview?fileId=${file!.id}&x=100&y=-1&a=1',
    );
  }

  void onOpen(LinkableElement link) async {
    if(await canLaunchUrlString(link.url)) {
      await launchUrlString(link.url);
    }
  }
}