227 lines
7.9 KiB
Dart
227 lines
7.9 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:firebase_database/firebase_database.dart';
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class RiwayatScreen extends StatelessWidget {
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const RiwayatScreen({super.key});
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@override
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Widget build(BuildContext context) {
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final DatabaseReference historyRef =
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FirebaseDatabase.instance.ref("hydroponic/history");
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return Scaffold(
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backgroundColor: Colors.grey.shade100,
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appBar: AppBar(
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title: const Text("Riwayat Monitoring"),
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centerTitle: true,
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backgroundColor: Colors.green,
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),
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body: StreamBuilder<DatabaseEvent>(
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stream: historyRef.onValue,
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builder: (context, snapshot) {
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if (!snapshot.hasData ||
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snapshot.data!.snapshot.value == null) {
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return const Center(
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child: Text(
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"Belum ada data riwayat",
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style: TextStyle(
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fontSize: 16,
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fontWeight: FontWeight.w500,
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),
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),
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);
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}
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final data = Map<dynamic, dynamic>.from(
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snapshot.data!.snapshot.value as Map,
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);
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final items = data.entries.toList().reversed.toList();
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return ListView.builder(
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padding: const EdgeInsets.all(12),
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itemCount: items.length,
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itemBuilder: (context, index) {
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final item =
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Map<dynamic, dynamic>.from(items[index].value);
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return Card(
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elevation: 4,
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margin: const EdgeInsets.only(bottom: 12),
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(16),
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),
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child: Padding(
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padding: const EdgeInsets.all(14),
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child: Column(
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crossAxisAlignment:
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CrossAxisAlignment.start,
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children: [
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// WAKTU
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Row(
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children: [
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const Icon(
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Icons.access_time,
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color: Colors.green,
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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item['waktu']?.toString() ?? "-",
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style: const TextStyle(
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fontWeight: FontWeight.bold,
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fontSize: 14,
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),
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),
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),
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],
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),
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const SizedBox(height: 8),
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const Divider(),
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// PH DAN PPM
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Row(
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children: [
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Expanded(
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child: Container(
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padding:
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const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.blue.shade50,
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borderRadius:
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BorderRadius.circular(12),
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),
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child: Column(
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children: [
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const Icon(
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Icons.science,
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color: Colors.blue,
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size: 30,
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),
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const SizedBox(height: 6),
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const Text(
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"pH",
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style: TextStyle(
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fontWeight:
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FontWeight.bold,
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),
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),
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const SizedBox(height: 4),
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Text(
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item['ph']
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?.toString() ??
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"-",
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style:
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const TextStyle(
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fontSize: 22,
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fontWeight:
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FontWeight.bold,
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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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const SizedBox(width: 10),
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Expanded(
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child: Container(
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padding:
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const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color:
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Colors.orange.shade50,
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borderRadius:
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BorderRadius.circular(12),
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),
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child: Column(
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children: [
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const Icon(
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Icons.water_drop,
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color: Colors.orange,
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size: 30,
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),
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const SizedBox(height: 6),
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const Text(
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"PPM",
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style: TextStyle(
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fontWeight:
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FontWeight.bold,
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),
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),
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const SizedBox(height: 4),
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Text(
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item['ppm']
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?.toString() ??
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"-",
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style:
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const TextStyle(
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fontSize: 22,
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fontWeight:
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FontWeight.bold,
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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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const SizedBox(height: 12),
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// STATUS
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Wrap(
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spacing: 8,
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runSpacing: 8,
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children: [
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Chip(
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avatar: const Icon(
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Icons.water_drop,
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size: 18,
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),
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label: Text(
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item['status_tds']
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?.toString() ??
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"-",
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),
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),
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Chip(
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avatar: const Icon(
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Icons.science,
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size: 18,
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),
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label: Text(
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item['status_ph']
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?.toString() ??
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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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},
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),
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);
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}
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} |