TKK_E32230814/lib/services/firebase_database_service.dart

352 lines
11 KiB
Dart

import 'package:firebase_database/firebase_database.dart';
class FirebaseDatabaseService {
static final FirebaseDatabaseService _instance =
FirebaseDatabaseService._internal();
factory FirebaseDatabaseService() => _instance;
FirebaseDatabaseService._internal();
final DatabaseReference _database = FirebaseDatabase.instance.ref();
// ==================== SENSOR DATA ====================
/// Get real-time stream of sensor data
Stream<Map<String, dynamic>> getSensorDataStream() {
return _database.child('data').onValue.map((event) {
if (event.snapshot.value != null) {
final data = Map<String, dynamic>.from(event.snapshot.value as Map);
return {
'suhu': _parseValue(data['suhu']),
'kelembapan': _parseValue(data['kelembapan']),
'ldr': _parseValue(data['ldr']),
'water_flow': data['water_flow'] ?? 0, // TAMBAHAN: water flow sensor
'soil_1': _parseValue(data['soil_1']),
'soil_2': _parseValue(data['soil_2']),
'soil_3': _parseValue(data['soil_3']),
'soil_4': _parseValue(data['soil_4']),
'soil_5': _parseValue(data['soil_5']),
};
}
return {};
});
}
/// Get sensor data once
Future<Map<String, dynamic>> getSensorData() async {
try {
final snapshot = await _database.child('data').get();
if (snapshot.exists) {
final data = Map<String, dynamic>.from(snapshot.value as Map);
return {
'suhu': _parseValue(data['suhu']),
'kelembapan': _parseValue(data['kelembapan']),
'ldr': _parseValue(data['ldr']),
'water_flow': data['water_flow'] ?? 0, // TAMBAHAN: water flow sensor
'soil_1': _parseValue(data['soil_1']),
'soil_2': _parseValue(data['soil_2']),
'soil_3': _parseValue(data['soil_3']),
'soil_4': _parseValue(data['soil_4']),
'soil_5': _parseValue(data['soil_5']),
};
}
} catch (e) {
print('Error getting sensor data: $e');
}
return {};
}
// ==================== AKTUATOR CONTROL ====================
/// Get real-time stream of aktuator status
Stream<Map<String, bool>> getAktuatorStream() {
return _database.child('aktuator').onValue.map((event) {
if (event.snapshot.value != null) {
final data = Map<String, dynamic>.from(event.snapshot.value as Map);
return {
'mosvet_1': data['mosvet_1'] ?? false, // Pompa Air
'mosvet_2': data['mosvet_2'] ?? false, // Pompa Pupuk
'mosvet_3': data['mosvet_3'] ?? false, // Valve 1
'mosvet_4': data['mosvet_4'] ?? false, // Valve 2
'mosvet_5': data['mosvet_5'] ?? false, // Valve 3
'mosvet_6': data['mosvet_6'] ?? false, // Valve 4
'mosvet_7': data['mosvet_7'] ?? false, // Valve 5
'mosvet_8': data['mosvet_8'] ?? false, // Pengaduk
};
}
return {};
});
}
/// Set aktuator status (untuk kontrol manual)
Future<void> setAktuator(String mosfetName, bool value) async {
try {
await _database.child('aktuator/$mosfetName').set(value);
} catch (e) {
print('Error setting aktuator: $e');
rethrow;
}
}
/// Set pompa air (mosvet_1)
Future<void> setPompaAir(bool value) async {
await setAktuator('mosvet_1', value);
}
/// Set pompa pupuk (mosvet_2)
Future<void> setPompaPupuk(bool value) async {
await setAktuator('mosvet_2', value);
}
/// Set pengaduk/motor (mosvet_8)
Future<void> setPengaduk(bool value) async {
await setAktuator('mosvet_8', value);
}
/// Set pot/valve (mosvet_3 to mosvet_7 untuk POT 1-5)
/// potNumber: 1-5
Future<void> setPot(int potNumber, bool value) async {
if (potNumber < 1 || potNumber > 5) {
throw ArgumentError('Pot number must be between 1 and 5');
}
await setAktuator('mosvet_${potNumber + 2}', value);
}
/// Set multiple aktuator at once
Future<void> setMultipleAktuator(Map<String, bool> aktuatorStates) async {
try {
await _database.child('aktuator').update(aktuatorStates);
} catch (e) {
print('Error setting multiple aktuator: $e');
rethrow;
}
}
/// Matikan semua aktuator
Future<void> turnOffAllAktuator() async {
await setMultipleAktuator({
'mosvet_1': false,
'mosvet_2': false,
'mosvet_3': false,
'mosvet_4': false,
'mosvet_5': false,
'mosvet_6': false,
'mosvet_7': false,
'mosvet_8': false,
});
}
// ==================== KONTROL CONFIG ====================
/// Get real-time stream of kontrol configuration
Stream<Map<String, dynamic>> getKontrolStream() {
return _database.child('kontrol').onValue.map((event) {
if (event.snapshot.value != null) {
return Map<String, dynamic>.from(event.snapshot.value as Map);
}
return {};
});
}
/// Get kontrol configuration once
Future<Map<String, dynamic>> getKontrolConfig() async {
try {
final snapshot = await _database.child('kontrol').get();
if (snapshot.exists) {
return Map<String, dynamic>.from(snapshot.value as Map);
}
} catch (e) {
print('Error getting kontrol config: $e');
}
return {};
}
/// Update kontrol configuration
Future<void> updateKontrolConfig(Map<String, dynamic> config) async {
try {
print('🔥 [DEBUG] Updating Firebase kontrol config: $config');
await _database.child('kontrol').update(config);
print('✅ [DEBUG] Firebase kontrol config updated successfully');
} catch (e) {
print('❌ [DEBUG] Error updating kontrol config: $e');
rethrow;
}
}
/// Set batas threshold (batas_atas, batas_bawah)
Future<void> setThreshold({int? batasAtas, int? batasBawah}) async {
try {
final updates = <String, dynamic>{};
if (batasAtas != null) updates['batas_atas'] = batasAtas;
if (batasBawah != null) updates['batas_bawah'] = batasBawah;
await _database.child('kontrol').update(updates);
} catch (e) {
print('Error setting threshold: $e');
rethrow;
}
}
/// Set waktu penyiraman
Future<void> setWaktuPenyiraman({
String? waktu1,
String? waktu2,
bool? waktuEnabled,
}) async {
try {
final updates = <String, dynamic>{};
if (waktu1 != null) updates['waktu_1'] = waktu1;
if (waktu2 != null) updates['waktu_2'] = waktu2;
if (waktuEnabled != null) updates['waktu'] = waktuEnabled;
await _database.child('kontrol').update(updates);
} catch (e) {
print('Error setting waktu: $e');
rethrow;
}
}
/// Set durasi penyiraman
Future<void> setDurasi({int? durasi1, int? durasi2}) async {
try {
final updates = <String, dynamic>{};
if (durasi1 != null) updates['durasi_1'] = durasi1;
if (durasi2 != null) updates['durasi_2'] = durasi2;
await _database.child('kontrol').update(updates);
} catch (e) {
print('Error setting durasi: $e');
rethrow;
}
}
/// Toggle mode otomatis
Future<void> setOtomatis(bool value) async {
try {
await _database.child('kontrol/otomatis').set(value);
} catch (e) {
print('Error setting otomatis: $e');
rethrow;
}
}
// ==================== HELPER FUNCTIONS ====================
/// Parse value dari Firebase (handle empty string)
String _parseValue(dynamic value) {
if (value == null || value == '') {
return '0';
}
return value.toString();
}
/// Get database reference (untuk advanced usage)
DatabaseReference get databaseRef => _database;
/// Check connection status
Stream<bool> getConnectionStatus() {
return _database.child('.info/connected').onValue.map((event) {
return event.snapshot.value as bool? ?? false;
});
}
// ==================== HISTORY LOGGING ====================
/// Save sensor data snapshot to history
Future<void> saveHistory(Map<String, dynamic> sensorData) async {
try {
final now = DateTime.now();
final dateKey =
'${now.year}-${now.month.toString().padLeft(2, '0')}-${now.day.toString().padLeft(2, '0')}';
final timeKey =
'${now.hour.toString().padLeft(2, '0')}:${now.minute.toString().padLeft(2, '0')}';
await _database.child('history/$dateKey/$timeKey').set({
...sensorData,
'timestamp': now.millisecondsSinceEpoch,
});
} catch (e) {
print('Error saving history: $e');
}
}
/// Get history data for a specific date range
Future<Map<String, dynamic>> getHistoryByDateRange(
DateTime startDate,
DateTime endDate,
) async {
try {
final allHistory = <String, dynamic>{};
// Loop through each day in the range
for (
var date = startDate;
date.isBefore(endDate.add(const Duration(days: 1)));
date = date.add(const Duration(days: 1))
) {
final dateKey =
'${date.year}-${date.month.toString().padLeft(2, '0')}-${date.day.toString().padLeft(2, '0')}';
final snapshot = await _database.child('history/$dateKey').get();
if (snapshot.exists) {
allHistory[dateKey] = snapshot.value;
}
}
return allHistory;
} catch (e) {
print('Error getting history: $e');
return {};
}
}
/// Get latest history entries (limit)
Future<Map<String, dynamic>> getLatestHistory({int limit = 100}) async {
try {
final snapshot =
await _database
.child('history')
.orderByKey()
.limitToLast(limit)
.get();
if (snapshot.exists) {
return Map<String, dynamic>.from(snapshot.value as Map);
}
} catch (e) {
print('Error getting latest history: $e');
}
return {};
}
/// Clear old history data (older than X days)
Future<void> clearOldHistory({int daysToKeep = 30}) async {
try {
final cutoffDate = DateTime.now().subtract(Duration(days: daysToKeep));
final snapshot = await _database.child('history').get();
if (snapshot.exists) {
final data = Map<String, dynamic>.from(snapshot.value as Map);
for (var dateKey in data.keys) {
try {
final parts = dateKey.split('-');
if (parts.length == 3) {
final date = DateTime(
int.parse(parts[0]),
int.parse(parts[1]),
int.parse(parts[2]),
);
if (date.isBefore(cutoffDate)) {
await _database.child('history/$dateKey').remove();
print('Deleted old history: $dateKey');
}
}
} catch (e) {
print('Error parsing date key $dateKey: $e');
}
}
}
} catch (e) {
print('Error clearing old history: $e');
}
}
}