143 lines
4.6 KiB
Dart
143 lines
4.6 KiB
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/widgets_keys.dart';
|
|
import 'package:gecko/providers/duniter_indexer.dart';
|
|
import 'package:gecko/widgets/history_view.dart';
|
|
import 'package:graphql_flutter/graphql_flutter.dart';
|
|
import 'package:provider/provider.dart';
|
|
|
|
class HistoryQuery extends StatelessWidget {
|
|
const HistoryQuery({Key? key, required this.address}) : super(key: key);
|
|
final String address;
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final duniterIndexer = Provider.of<DuniterIndexer>(context, listen: false);
|
|
|
|
final ScrollController scrollController = ScrollController();
|
|
FetchMoreOptions? opts;
|
|
|
|
int nPage = 1;
|
|
int nRepositories = 20;
|
|
|
|
if (indexerEndpoint == '') {
|
|
return Column(children: <Widget>[
|
|
const SizedBox(height: 50),
|
|
Text(
|
|
"noNetworkNoHistory".tr(),
|
|
textAlign: TextAlign.center,
|
|
style: const TextStyle(fontSize: 18),
|
|
)
|
|
]);
|
|
}
|
|
|
|
final httpLink = HttpLink(
|
|
'$indexerEndpoint/v1beta1/relay',
|
|
);
|
|
|
|
final client = ValueNotifier(
|
|
GraphQLClient(
|
|
cache: GraphQLCache(),
|
|
link: httpLink,
|
|
),
|
|
);
|
|
|
|
return GraphQLProvider(
|
|
client: client,
|
|
child: Expanded(
|
|
child: Column(
|
|
mainAxisAlignment: MainAxisAlignment.start,
|
|
mainAxisSize: MainAxisSize.max,
|
|
children: <Widget>[
|
|
Query(
|
|
options: QueryOptions(
|
|
document: gql(getHistoryByAddressQ),
|
|
variables: <String, dynamic>{
|
|
'address': address,
|
|
'number': 20,
|
|
'cursor': null
|
|
},
|
|
),
|
|
builder: (QueryResult result, {fetchMore, refetch}) {
|
|
if (result.isLoading && result.data == null) {
|
|
return const Center(
|
|
child: CircularProgressIndicator(
|
|
color: orangeC,
|
|
),
|
|
);
|
|
}
|
|
|
|
if (result.hasException) {
|
|
log.e('Error Indexer: ${result.exception}');
|
|
return Column(children: <Widget>[
|
|
const SizedBox(height: 50),
|
|
Text(
|
|
"noNetworkNoHistory".tr(),
|
|
textAlign: TextAlign.center,
|
|
style: const TextStyle(fontSize: 18),
|
|
)
|
|
]);
|
|
} else if (result
|
|
.data?['transaction_connection']?['edges'].isEmpty) {
|
|
return Column(children: <Widget>[
|
|
const SizedBox(height: 50),
|
|
Text(
|
|
"noDataToDisplay".tr(),
|
|
style: const TextStyle(fontSize: 18),
|
|
)
|
|
]);
|
|
}
|
|
|
|
if (result.isNotLoading) {
|
|
if (duniterIndexer.fetchMoreCursor == null) nPage = 1;
|
|
|
|
// log.d('nPage: $nPage');
|
|
|
|
if (nPage <= 3) {
|
|
nRepositories = 20;
|
|
} else if (nPage <= 6) {
|
|
nRepositories = 40;
|
|
} else if (nPage <= 12) {
|
|
nRepositories = 80;
|
|
} else {
|
|
nRepositories = 120;
|
|
}
|
|
nPage++;
|
|
opts = duniterIndexer.mergeQueryResult(
|
|
result, opts, address, nRepositories);
|
|
}
|
|
|
|
// Build history list
|
|
return NotificationListener(
|
|
child: Builder(
|
|
builder: (context) => Expanded(
|
|
child: ListView(
|
|
key: keyListTransactions,
|
|
controller: scrollController,
|
|
children: <Widget>[HistoryView(result: result)],
|
|
),
|
|
),
|
|
),
|
|
onNotification: (dynamic t) {
|
|
if (duniterIndexer.pageInfo == null) {
|
|
duniterIndexer.reload();
|
|
}
|
|
if (t is ScrollEndNotification &&
|
|
scrollController.position.pixels >=
|
|
scrollController.position.maxScrollExtent * 0.7 &&
|
|
duniterIndexer.pageInfo!['hasNextPage'] &&
|
|
result.isNotLoading) {
|
|
fetchMore!(opts!);
|
|
}
|
|
return true;
|
|
});
|
|
},
|
|
),
|
|
],
|
|
)),
|
|
);
|
|
}
|
|
}
|