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add cancel transaction

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This commit is contained in:
Ardhi
2026-10-05 17:17:29 +07:00
parent a12a27c7b5
commit 39131f05b8
7 changed files with 137 additions and 9 deletions
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109
flutter/lib/home_screen.dart
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@@ -304,6 +304,44 @@ class _TransaksiTabState extends State<_TransaksiTab> {
void _reload() => setState(() => _fut = widget.service.listTransaksi());
Future<void> _cancelTransaksi(Transaksi t) async {
final confirm = await showDialog<bool>(
context: context,
builder: (ctx) => AlertDialog(
title: const Text('Batalkan Transaksi'),
content: Text(
'Apakah Anda yakin ingin membatalkan transaksi ${t.sahamTicker} (${t.volume} lembar)?'),
actions: [
TextButton(
onPressed: () => Navigator.of(ctx).pop(false),
child: const Text('Batal'),
),
FilledButton(
style: FilledButton.styleFrom(backgroundColor: Colors.red),
onPressed: () => Navigator.of(ctx).pop(true),
child: const Text('Ya, Batalkan'),
),
],
),
);
if (confirm == true) {
try {
await widget.service.cancelTransaksi(t.id);
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(content: Text('Transaksi berhasil dibatalkan')),
);
_reload();
} catch (e) {
if (!mounted) return;
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text('Gagal membatalkan transaksi: $e')),
);
}
}
}
@override
Widget build(BuildContext context) {
return FutureBuilder<List<Transaksi>>(
@@ -327,15 +365,76 @@ class _TransaksiTabState extends State<_TransaksiTab> {
itemBuilder: (c, i) {
final t = list[i];
final buy = t.isBuy;
final isCancelled = t.isCancelled;
return ListTile(
leading: CircleAvatar(
backgroundColor:
buy ? Colors.green : Colors.red,
backgroundColor: isCancelled
? Colors.grey
: (buy ? Colors.green : Colors.red),
child: Text(buy ? 'B' : 'J',
style: const TextStyle(color: Colors.white))),
title: Text('${t.sahamTicker} · ${t.volume} lbr'),
subtitle: Text('${t.tanggal} @ ${_fmt(t.harga)} · fee ${_fmt(t.fee)}'),
trailing: Text(_fmt(t.total)),
title: Row(
children: [
Text(
'${t.sahamTicker} · ${t.volume} lbr',
style: TextStyle(
decoration: isCancelled
? TextDecoration.lineThrough
: null,
color: isCancelled ? Colors.grey : null,
),
),
if (isCancelled) ...[
const SizedBox(width: 8),
Container(
padding: const EdgeInsets.symmetric(
horizontal: 6, vertical: 2),
decoration: BoxDecoration(
color: Colors.red.shade100,
borderRadius: BorderRadius.circular(4),
),
child: Text(
'Dibatalkan',
style: TextStyle(
fontSize: 10,
color: Colors.red.shade900,
fontWeight: FontWeight.bold,
),
),
),
],
],
),
subtitle: Text(
'${t.tanggal} @ ${_fmt(t.harga)} · fee ${_fmt(t.fee)}',
style: TextStyle(
decoration: isCancelled
? TextDecoration.lineThrough
: null,
color: isCancelled ? Colors.grey : null,
),
),
trailing: Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(
_fmt(t.total),
style: TextStyle(
decoration: isCancelled
? TextDecoration.lineThrough
: null,
color: isCancelled ? Colors.grey : null,
),
),
if (!isCancelled)
IconButton(
icon: const Icon(Icons.cancel_outlined,
color: Colors.redAccent, size: 20),
tooltip: 'Batalkan transaksi',
onPressed: () => _cancelTransaksi(t),
),
],
),
);
},
),