import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:flutter_html/flutter_html.dart';
import 'package:mohem_flutter_app/api/pending_transactions_api_client.dart';
import 'package:mohem_flutter_app/app_state/app_state.dart';
import 'package:mohem_flutter_app/classes/colors.dart';
import 'package:mohem_flutter_app/classes/utils.dart';
import 'package:mohem_flutter_app/extensions/int_extensions.dart';
import 'package:mohem_flutter_app/models/get_announcement_details.dart';
import 'package:mohem_flutter_app/widgets/app_bar_widget.dart';
import 'package:url_launcher/url_launcher.dart';

class AnnouncementDetails extends StatefulWidget {
  const AnnouncementDetails({Key? key}) : super(key: key);

  @override
  _AnnouncementDetailsState createState() => _AnnouncementDetailsState();
}

class _AnnouncementDetailsState extends State<AnnouncementDetails> {
  String jsonResponse = "";
  int currentPageNo = 0;
  int rowID = 0;

  GetAnnouncementDetails? getAnnouncementDetailsObj;

  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    getRequestID();
    return Scaffold(
      backgroundColor: Colors.white,
      appBar: AppBarWidget(
        context,
        title: "Announcements",
      ),
      body: SingleChildScrollView(
        child: getAnnouncementDetailsObj != null
            ? Container(
                width: double.infinity,
                padding: const EdgeInsets.all(10.0),
                margin: const EdgeInsets.all(12.0),
                decoration: BoxDecoration(
                  color: Colors.white,
                  borderRadius: BorderRadius.circular(10),
                  boxShadow: [
                    BoxShadow(
                      color: const Color(0xff000000).withOpacity(.05),
                      blurRadius: 26,
                      offset: const Offset(0, -3),
                    ),
                  ],
                ),
                child: Column(
                  crossAxisAlignment: CrossAxisAlignment.start,
                  mainAxisSize: MainAxisSize.min,
                  children: [
                    12.height,
                    AppState().isArabic(context)
                        ? Text(getAnnouncementDetailsObj?.titleAR ?? "", style: const TextStyle(color: MyColors.darkTextColor, fontSize: 16, letterSpacing: -0.64, fontWeight: FontWeight.w600))
                        : Text(getAnnouncementDetailsObj?.titleEN ?? "", style: const TextStyle(color: MyColors.darkTextColor, fontSize: 16, letterSpacing: -0.64, fontWeight: FontWeight.w600)),
                    12.height,
                    SizedBox(
                      width: double.infinity,
                      height: 150.0,
                      child: ClipRRect(
                        borderRadius: BorderRadius.circular(10),
                        child: Image.memory(
                          base64Decode(Utils.getBase64FromJpeg(getAnnouncementDetailsObj?.bannerImage)),
                          fit: BoxFit.cover,
                        ),
                      ),
                    ),
                    Container(
                      margin: const EdgeInsets.only(top: 12.0),
                      child: Html(
                          data: AppState().isArabic(context) ? getAnnouncementDetailsObj?.bodyAR : getAnnouncementDetailsObj?.bodyEN ?? "",
                          onLinkTap: (String? url, RenderContext context, Map<String, String> attributes, _) {
                            launchUrl(Uri.parse(url!));
                          }),
                    ),
                  ],
                ),
              )
            : Utils.getNoDataWidget(context),
      ),
    );
  }

  getRequestID() async {
    if (currentPageNo == 0) {
      final arguments = (ModalRoute.of(context)?.settings.arguments ?? <String, dynamic>{}) as Map;
      currentPageNo = arguments["currentPageNo"];
      rowID = arguments["rowID"];
      await getAnnouncementDetails(0, rowID);
    }
  }

  Future getAnnouncementDetails(int itgAwarenessID, int itgRowID) async {
    try {
      Utils.showLoading(context);
      jsonResponse = await PendingTransactionsApiClient().getAnnouncements(itgAwarenessID, currentPageNo, itgRowID);
      var jsonDecodedData = jsonDecode(jsonDecode(jsonResponse)['result']['data']);
      getAnnouncementDetailsObj = GetAnnouncementDetails.fromJson(jsonDecodedData[0]);
      Utils.hideLoading(context);
      setState(() {});
    } catch (ex) {
      Utils.hideLoading(context);
      Utils.handleException(ex, context, null);
    }
  }
}