import 'package:flutter/material.dart';
import 'package:stream_chat/stream_chat.dart';
import 'package:stream_chat_flutter/src/stream_svg_icon.dart';
import 'package:stream_chat_flutter/src/utils.dart';

class FileAttachment extends StatelessWidget {
  final Attachment attachment;
  final Size size;
  final Widget trailing;

  const FileAttachment({
    Key key,
    @required this.attachment,
    this.size,
    this.trailing,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Material(
      child: Container(
        width: size?.width ?? 100,
        margin: trailing != null ? EdgeInsets.only(top: 4.0) : null,
        decoration: BoxDecoration(
          color: Colors.white,
          borderRadius: trailing != null ? BorderRadius.circular(16.0) : null,
          border: trailing != null
              ? Border.fromBorderSide(BorderSide(color: Color(0xFFE6E6E6)))
              : null,
        ),
        child: ListTile(
          dense: true,
          leading: Container(
            child: _getFileTypeImage(attachment.extraData['mime_type']),
            height: 40.0,
            width: 33.33,
          ),
          title: Text(
            attachment?.title ?? 'File',
            style: TextStyle(
              fontWeight: FontWeight.bold,
            ),
            maxLines: 3,
          ),
          subtitle: Text(
            '${attachment.extraData['file_size'] ?? 'N/A'} bytes',
            style: TextStyle(
              color: Colors.black.withOpacity(0.5),
            ),
          ),
          trailing: trailing ??
              IconButton(
                icon: StreamSvgIcon.cloud_download(
                  color: Colors.black,
                ),
                onPressed: () {
                  launchURL(context, attachment.assetUrl);
                },
              ),
        ),
      ),
    );
  }

  StreamSvgIcon _getFileTypeImage(String type) {
    switch (type) {
      case '7z':
        return StreamSvgIcon.filetype_7z();
        break;
      case 'csv':
        return StreamSvgIcon.filetype_csv();
        break;
      case 'doc':
        return StreamSvgIcon.filetype_doc();
        break;
      case 'docx':
        return StreamSvgIcon.filetype_docx();
        break;
      case 'html':
        return StreamSvgIcon.filetype_html();
        break;
      case 'md':
        return StreamSvgIcon.filetype_md();
        break;
      case 'odt':
        return StreamSvgIcon.filetype_odt();
        break;
      case 'pdf':
        return StreamSvgIcon.filetype_pdf();
        break;
      case 'ppt':
        return StreamSvgIcon.filetype_ppt();
        break;
      case 'pptx':
        return StreamSvgIcon.filetype_pptx();
        break;
      case 'rar':
        return StreamSvgIcon.filetype_rar();
        break;
      case 'rtf':
        return StreamSvgIcon.filetype_rtf();
        break;
      case 'tar':
        return StreamSvgIcon.filetype_tar();
        break;
      case 'txt':
        return StreamSvgIcon.filetype_txt();
        break;
      case 'xls':
        return StreamSvgIcon.filetype_xls();
        break;
      case 'xlsx':
        return StreamSvgIcon.filetype_xlsx();
        break;
      case 'zip':
        return StreamSvgIcon.filetype_zip();
        break;
      default:
        return StreamSvgIcon.filetype_Generic();
        break;
    }
  }
}