certs_list.dart

import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:gecko/globals.dart';
import 'package:gecko/models/queries_indexer.dart';
import 'package:gecko/models/scale_functions.dart';
import 'package:gecko/models/widgets_keys.dart';
import 'package:gecko/providers/duniter_indexer.dart';
import 'package:gecko/widgets/cert_tile.dart';
import 'package:graphql_flutter/graphql_flutter.dart';
import 'package:provider/provider.dart';

class CertsList extends StatelessWidget {
  const CertsList({super.key, required this.address, this.direction = CertDirection.received});
  final String address;
  final CertDirection direction;

  String formatNumber(int number) {
    return number < 10 ? '0$number' : '$number';
  }

  @override
  Widget build(BuildContext context) {
    final indexerProvider = Provider.of<DuniterIndexer>(context, listen: false);
    final screenHeight = MediaQuery.of(context).size.height;
    final appBarHeight = AppBar().preferredSize.height;
    final windowHeight = screenHeight - appBarHeight - (isTall ? 170 : 140);

    late String gertCertsReq;
    late String certFrom;

    if (direction == CertDirection.received) {
      gertCertsReq = getCertsReceived;
      certFrom = 'issuer';
    } else {
      gertCertsReq = getCertsSent;
      certFrom = 'receiver';
    }

    return GraphQLProvider(
      client: ValueNotifier(indexerProvider.indexerClient),
      child: Query(
        options: QueryOptions(
          document: gql(gertCertsReq),
          variables: <String, dynamic>{
            'address': address,
          },
        ),
        builder: (QueryResult result, {fetchMore, refetch}) {
          if (result.isLoading || result.data == null) {
            return const Center(
              child: CircularProgressIndicator(),
            );
          }

          if (result.hasException || result.data == null) {
            log.e('Error Indexer: ${result.exception}');
            return Column(children: <Widget>[
              ScaledSizedBox(height: 50),
              Text(
                "noNetworkNoHistory".tr(),
                textAlign: TextAlign.center,
                style: scaledTextStyle(fontSize: 17),
              )
            ]);
          } else if (result.data?['certConnection']['edges']?.isEmpty) {
            return Column(children: <Widget>[
              ScaledSizedBox(height: 50),
              Text(
                "noDataToDisplay".tr(),
                style: scaledTextStyle(fontSize: 17),