422 lines
14 KiB
Dart
422 lines
14 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:cloud_firestore/cloud_firestore.dart';
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import 'package:firebase_database/firebase_database.dart';
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import 'package:intl/intl.dart';
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import 'package:fl_chart/fl_chart.dart';
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class DashboardPublic extends StatefulWidget {
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const DashboardPublic({super.key});
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@override
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State<DashboardPublic> createState() => _DashboardPublicState();
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}
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class _DashboardPublicState extends State<DashboardPublic> {
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double totalKeseluruhan = 0;
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Map<String, double> grafikMingguan = {};
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List<Map<String, dynamic>> recentList = [];
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@override
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void initState() {
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super.initState();
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_loadData();
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}
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Future<void> _loadData() async {
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_loadTotal();
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await _loadGrafikMingguan();
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await _loadRecentTransaksi();
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}
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void _loadTotal() {
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final dbRef = FirebaseDatabase.instance.ref().child("kotak_amal/total_uang");
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dbRef.onValue.listen((event) {
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final val = event.snapshot.value;
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setState(() {
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totalKeseluruhan = double.tryParse(val?.toString() ?? '0') ?? 0;
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});
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});
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}
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Future<void> _loadGrafikMingguan() async {
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final now = DateTime.now();
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final DateTime startDate = now.subtract(const Duration(days: 6));
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final snapshot = await FirebaseFirestore.instance
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.collection('history_kotak_amal')
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.where('timestamp', isGreaterThanOrEqualTo: Timestamp.fromDate(
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DateTime(startDate.year, startDate.month, startDate.day)))
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.get();
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Map<String, double> tempData = {};
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for (var doc in snapshot.docs) {
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final data = doc.data();
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final timestamp = (data['timestamp'] as Timestamp).toDate();
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double nominal = 0;
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final rawNominal = data['nominal_uang'];
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if (rawNominal is int || rawNominal is double) {
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nominal = rawNominal.toDouble();
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} else if (rawNominal is String) {
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nominal = double.tryParse(rawNominal) ?? 0;
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}
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if (nominal < 0) nominal = 0;
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final dateStr = DateFormat('yyyy-MM-dd').format(timestamp);
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tempData[dateStr] = (tempData[dateStr] ?? 0) + nominal;
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}
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final result = <String, double>{};
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for (int i = 0; i < 7; i++) {
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final dateStr = DateFormat('yyyy-MM-dd')
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.format(now.subtract(Duration(days: 6 - i)));
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result[dateStr] = tempData[dateStr] ?? 0;
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}
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setState(() {
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grafikMingguan = result;
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});
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}
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Future<void> _loadRecentTransaksi() async {
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final snapshot = await FirebaseFirestore.instance
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.collection('history_kotak_amal')
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.orderBy('timestamp', descending: true)
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.limit(10)
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.get();
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List<Map<String, dynamic>> temp = [];
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for (var doc in snapshot.docs) {
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final data = doc.data();
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final timestamp = (data['timestamp'] as Timestamp).toDate();
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final nominal = (data['nominal_uang'] ?? 0).toDouble();
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temp.add({
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'timestamp': timestamp,
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'nominal': nominal,
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});
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}
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setState(() {
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recentList = temp;
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});
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}
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String formatRupiah(double amount) {
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final format = NumberFormat.currency(locale: 'id', symbol: 'Rp ', decimalDigits: 0);
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return format.format(amount);
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}
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Widget _buildTotalCard() {
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return Container(
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width: double.infinity,
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margin: const EdgeInsets.symmetric(horizontal: 16, vertical: 20),
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padding: const EdgeInsets.all(24),
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decoration: BoxDecoration(
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gradient: const LinearGradient(
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colors: [Color(0xFFA5D6A7), Color(0xFF66BB6A)], // full green gradient
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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),
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borderRadius: BorderRadius.circular(20),
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boxShadow: [
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BoxShadow(
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color: Colors.green.shade300.withOpacity(0.5),
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blurRadius: 15,
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offset: const Offset(0, 6),
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),
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],
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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const Icon(Icons.volunteer_activism, size: 40, color: Color.fromARGB(255, 3, 71, 4)),
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const SizedBox(height: 12),
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const Text(
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'Total Infak Terkumpul',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.w600,
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color: Color.fromARGB(255, 0, 0, 0),
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),
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),
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const SizedBox(height: 8),
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Text(
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'Rp ${totalKeseluruhan.toStringAsFixed(0)}',
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style: const TextStyle(
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fontSize: 32,
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fontWeight: FontWeight.bold,
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color: Color.fromARGB(255, 40, 105, 34),
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),
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),
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],
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),
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);
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}
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Widget _buildChartCard() {
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final entries = grafikMingguan.entries.toList();
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final spots = entries.asMap().entries
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.map((entry) => FlSpot(entry.key.toDouble(),
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entry.value.value >= 0 && entry.value.value.isFinite ? entry.value.value : 0))
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.toList();
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if (spots.isEmpty) return _buildEmptyChartMessage();
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final maxY = (grafikMingguan.values.reduce((a, b) => a > b ? a : b) * 1.2).ceilToDouble();
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final yInterval = maxY > 0 ? (maxY / 5).ceilToDouble() : 1; // Fix untuk menghindari 0
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return Card(
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
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elevation: 4,
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color: Colors.green.shade50,
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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children: [
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Text(
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'Grafik Infak Mingguan',
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style: TextStyle(
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fontSize: 20,
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fontWeight: FontWeight.bold,
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color: Colors.green.shade900,
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),
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),
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const SizedBox(height: 16),
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SizedBox(
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height: 250,
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child: LineChart(
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LineChartData(
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minY: 0,
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maxY: maxY,
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gridData: FlGridData(
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show: true,
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horizontalInterval: yInterval.toDouble(), // Aman dari nol sekarang
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getDrawingHorizontalLine: (value) => FlLine(
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color: Colors.grey.shade300,
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strokeWidth: 1,
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),
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),
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borderData: FlBorderData(show: true, border: Border.all(color: Colors.green.shade400)),
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titlesData: FlTitlesData(
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bottomTitles: AxisTitles(
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sideTitles: SideTitles(
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showTitles: true,
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interval: 1,
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getTitlesWidget: (value, _) {
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final index = value.toInt();
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if (index >= 0 && index < grafikMingguan.length) {
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final dateStr = grafikMingguan.keys.elementAt(index);
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final date = DateTime.tryParse(dateStr);
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if (date != null) {
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final hari = DateFormat('E', 'id_ID').format(date);
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return Padding(
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padding: const EdgeInsets.only(top: 8),
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child: Text(
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hari,
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style: TextStyle(
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color: Colors.green.shade800,
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fontWeight: FontWeight.w500,
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fontSize: 12,
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),
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),
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);
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}
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}
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return const SizedBox();
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},
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),
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),
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leftTitles: AxisTitles(
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sideTitles: SideTitles(
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showTitles: true,
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interval: yInterval.toDouble(),
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reservedSize: 42,
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getTitlesWidget: (value, _) {
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if (value >= 1000000) {
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return Text('${(value / 1000000).toStringAsFixed(1)}M', style: const TextStyle(fontSize: 11));
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} else if (value >= 1000) {
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return Text('${(value / 1000).toStringAsFixed(0)}K', style: const TextStyle(fontSize: 11));
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} else {
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return Text(value.toStringAsFixed(0), style: const TextStyle(fontSize: 11));
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}
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},
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),
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),
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topTitles: AxisTitles(sideTitles: SideTitles(showTitles: false)),
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rightTitles: AxisTitles(sideTitles: SideTitles(showTitles: false)),
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),
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lineBarsData: [
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LineChartBarData(
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spots: spots,
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isCurved: true,
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color: Colors.green.shade700,
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barWidth: 3,
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dotData: FlDotData(show: true),
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belowBarData: BarAreaData(show: true, color: Colors.green.shade200.withOpacity(0.3)
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),
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),
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],
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),
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),
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),
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],
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),
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),
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);
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}
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Widget _buildEmptyChartMessage() {
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return Card(
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
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elevation: 4,
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color: Colors.green.shade50,
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child: Padding(
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padding: const EdgeInsets.all(24),
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child: Column(
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children: [
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Icon(Icons.bar_chart, color: Colors.green.shade400, size: 48),
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const SizedBox(height: 12),
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Text(
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'Belum ada data infak minggu ini',
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w600,
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color: Colors.green.shade800,
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),
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),
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],
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),
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),
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);
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}
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Widget _buildRecentList() {
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final displayList = recentList.take(3).toList();
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text(
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'Detail Infak Terakhir',
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style: TextStyle(
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fontSize: 20,
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fontWeight: FontWeight.bold,
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color: Colors.green.shade900,
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),
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),
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TextButton(
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onPressed: _showAllRecentDialog,
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child: const Text('Lihat Semua'),
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),
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],
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),
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const SizedBox(height: 12),
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...displayList.map((item) {
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final waktu = item['timestamp'] as DateTime;
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final nominal = item['nominal'] as double;
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return Card(
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elevation: 2,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(10),
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side: BorderSide(color: Colors.green.shade300),
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),
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margin: const EdgeInsets.symmetric(vertical: 6),
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child: ListTile(
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leading: const Icon(Icons.monetization_on, color: Colors.green),
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title: Text(formatRupiah(nominal)),
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subtitle: Text(DateFormat('dd MMM yyyy, HH:mm').format(waktu)),
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),
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);
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}),
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],
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);
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}
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void _showAllRecentDialog() {
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showDialog(
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context: context,
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builder: (_) => AlertDialog(
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
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title: const Text('Semua Transaksi Terbaru'),
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content: SizedBox(
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width: double.maxFinite,
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child: ListView.builder(
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shrinkWrap: true,
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itemCount: recentList.length,
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itemBuilder: (_, index) {
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final item = recentList[index];
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final waktu = item['timestamp'] as DateTime;
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final nominal = item['nominal'] as double;
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return ListTile(
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leading: const Icon(Icons.monetization_on, color: Colors.green),
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title: Text(formatRupiah(nominal)),
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subtitle: Text(DateFormat('dd MMM yyyy, HH:mm').format(waktu)),
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);
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},
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),
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),
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actions: [
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TextButton(
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onPressed: () => Navigator.of(context).pop(),
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child: const Text('Tutup'),
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),
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],
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),
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);
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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automaticallyImplyLeading: false,
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title: const Text('DASHBOARD PUBLIK'),
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backgroundColor: Colors.green.shade700,
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centerTitle: true,
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),
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body: RefreshIndicator(
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onRefresh: _loadData,
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child: SingleChildScrollView(
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padding: const EdgeInsets.all(16),
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physics: const AlwaysScrollableScrollPhysics(),
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child: Column(
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children: [
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_buildTotalCard(),
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const SizedBox(height: 24),
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_buildChartCard(),
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const SizedBox(height: 24),
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_buildRecentList(),
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const SizedBox(height: 24),
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Align(
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alignment: Alignment.center,
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child: ElevatedButton.icon(
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onPressed: () => Navigator.pushNamed(context, '/login'),
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icon: const Icon(Icons.login, size: 20),
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label: const Text(
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"Login untuk Donasi",
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style: TextStyle(fontSize: 16, fontWeight: FontWeight.w600),
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),
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.green.shade700,
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foregroundColor: Colors.white,
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padding: const EdgeInsets.symmetric(vertical: 14, horizontal: 32),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(16),
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),
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elevation: 6,
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shadowColor: Colors.green.shade200,
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),
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),
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),
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],
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),
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),
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),
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);
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}
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}
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