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watermanagement-backend-prod
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reverted mqtt

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master
Varun 9 months ago
parent 023a1398ef
commit ea7448bfe4
1 changed files with 138 additions and 131 deletions
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269
src/controllers/tanksController.js
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@ -4620,161 +4620,168 @@ exports.getBlockData = async (req, reply) => {
}; };
const mqtt = require('mqtt'); const mqtt = require('mqtt');
const client = mqtt.connect('mqtt://35.207.198.4:1883'); // Connect to MQTT broker
client.on('connect', () => {
console.log('Connected to MQTT broker');
client.subscribe('water/iot-data', (err) => {
if (err) {
console.error('Error subscribing to topic:', err);
} else {
console.log('Subscribed to water/iot-data topic');
}
});
});
const activeClients = {}; // Store unique clients by hw_Id // Handling incoming MQTT messages
client.on('message', async (topic, message) => {
// Connect and process message for a specific hardware ID console.log(`Message received on topic ${topic}:`, message.toString());
const connectAndProcessMessage = (hw_Id, data) => {
if (!activeClients[hw_Id]) {
const client = mqtt.connect('mqtt://35.207.198.4:1883', { clientId: `iot-client-${hw_Id}` });
activeClients[hw_Id] = client;
client.on('connect', () => { if (topic === 'water/iot-data') {
console.log(`Connected to MQTT broker for hw_Id: ${hw_Id}`); try {
client.subscribe('water/iot-data', { qos: 1 }, (err) => { const data = JSON.parse(message.toString());
if (err) { const { hw_Id, Motor_status, tanks } = data.objects; // Updated variable names according to new format
console.error('Error subscribing for hw_Id:', hw_Id, err);
} // Get the current date and time in the required format
const currentDate = new Date();
const date = currentDate.toISOString(); // ISO string for date
const time = currentDate.toLocaleTimeString('en-IN', { hour12: false, timeZone: 'Asia/Kolkata' }); // Time in 'HH:MM:SS'
// Create array of tank documents with current date and time
const tankDocuments = tanks.map(tank => ({
tankhardwareId: tank.Id, // Updated to match the new format
tankHeight: tank.level, // Updated to match the new format
date,
time
}));
// Save IoT data for the received tanks
const iotTankData = new IotData({
hardwareId: hw_Id, // Updated variable name
Motor_status,
tanks: tankDocuments,
date,
time
}); });
}); await iotTankData.save();
client.on('close', () => {
console.log(`Disconnected MQTT client for hw_Id: ${hw_Id}`);
delete activeClients[hw_Id];
});
client.on('error', (err) => { // Delete excess records (keep only the latest three records)
console.error(`Error for hw_Id ${hw_Id}:`, err); const recordsToKeep = 3;
}); const recordsToDelete = await IotData.find({ hardwareId: hw_Id }) // Updated variable name
} .sort({ date: -1, time: -1 })
.skip(recordsToKeep);
processIoTData(hw_Id, data); for (const record of recordsToDelete) {
}; await record.remove();
}
// Process IoT data and update database // Process each tank to update water level and connections
const processIoTData = async (hw_Id, data) => { for (const tank of tanks) {
console.log(`Processing data for hw_Id: ${hw_Id}`, data); const { Id: tankhardwareId, level: tankHeight } = tank; // Updated to match the new format
const currentDate = new Date(); // Find the corresponding tank in the Tank schema using hardwareId and tankhardwareId
const date = currentDate.toISOString(); const existingTank = await Tank.findOne({ hardwareId: hw_Id, tankhardwareId }); // Updated variable name
const time = currentDate.toLocaleTimeString('en-IN', { hour12: false, timeZone: 'Asia/Kolkata' }); if (!existingTank) continue;
const tankDocuments = data.objects.tanks.map(tank => ({ const customerId = existingTank.customerId;
tankhardwareId: tank.Id, const tank_name = existingTank.tankName;
tankHeight: tank.level,
date, // Calculate water level using tank height and capacity
time const tankHeightInCm = (parseInt(existingTank.height.replace(/,/g, ''), 10)) * 30.48; // Convert height to cm
})); const tank_height = parseInt(tankHeightInCm.toFixed(0), 10);
const waterLevelHeight = tank_height - tankHeight;
const iotTankData = new IotData({ const waterCapacityPerCm = parseInt(existingTank.waterCapacityPerCm.replace(/,/g, ''), 10);
hardwareId: hw_Id,
Motor_status: data.objects.Motor_status, const waterLevel = parseInt(waterLevelHeight * waterCapacityPerCm, 10); // Calculated water level
tanks: tankDocuments,
date, // Update water level in the existing tank
time if (waterLevel >= 0) {
}); existingTank.waterlevel = waterLevel;
await existingTank.save();
// Update linked tanks (input/output connections)
for (const outputConnection of existingTank.connections.outputConnections) {
const linkedTank = await Tank.findOne({ customerId, tankName: outputConnection.outputConnections, tankLocation: outputConnection.output_type });
if (linkedTank) {
for (const inputConnection of linkedTank.connections.inputConnections) {
if (inputConnection.inputConnections === tank_name) {
inputConnection.water_level = waterLevel; // Update water level for linked tank
await linkedTank.save(); // Save updated linked tank
}
}
}
}
}
}
await iotTankData.save(); // Update motor status
const status = Motor_status;
const motorTank = await Tank.findOne({ "connections.inputConnections.motor_id": hw_Id }); // Updated variable name
const recordsToKeep = 3; if (!motorTank) {
const recordsToDelete = await IotData.find({ hardwareId: hw_Id }) console.log('Motor not found for the specified motor_id');
.sort({ date: -1, time: -1 }) return;
.skip(recordsToKeep); }
for (const record of recordsToDelete) { // Find the inputConnection for the motor and update motor status
await record.remove(); const inputConnection = motorTank.connections.inputConnections.find(conn => conn.motor_id === hw_Id); // Updated variable name
} if (inputConnection) {
inputConnection.motor_status = status; // Update motor status
console.log(inputConnection.motor_stop_status,"inputConnection.motor_stop_status")
if (inputConnection.motor_stop_status === "1" && status === "2") {
console.log("got into forced manual")
console.log(inputConnection.motor_on_type,"before if motor on type")
// Check if motor_on_type is not already "forced_manual"
if (inputConnection.motor_on_type !== "forced_manual") {
inputConnection.motor_on_type = "forced_manual";
console.log("entered forced manual of if")
inputConnection.motor_stop_status = "2";
// Update startTime to the current time in the specified format
const currentTime = new Date();
const formattedTime = currentTime.toLocaleString('en-GB', {
day: '2-digit',
month: 'short',
year: 'numeric',
hour: '2-digit',
minute: '2-digit',
hour12: false,
}).replace(',', '');
inputConnection.startTime = formattedTime;
}
}
for (const tank of data.objects.tanks) {
const { Id: tankhardwareId, level: tankHeight } = tank;
const existingTank = await Tank.findOne({ hardwareId: hw_Id, tankhardwareId });
if (!existingTank) continue;
const customerId = existingTank.customerId; if (inputConnection.motor_stop_status === "2" && status === "1") {
const tank_name = existingTank.tankName; console.log("got into forced manual stop")
console.log(inputConnection.motor_on_type,"before if motor on type stop")
// Check if motor_on_type is not already "forced_manual"
if (inputConnection.motor_on_type = "forced_manual") {
inputConnection.motor_on_type = "manual";
console.log("entered forced manual of if of stop")
// Update startTime to the current time in the specified format
inputConnection.motor_stop_status = "1";
}
}
const tankHeightInCm = parseInt(existingTank.height.replace(/,/g, ''), 10) * 30.48;
const tank_height = parseInt(tankHeightInCm.toFixed(0), 10);
const waterLevelHeight = tank_height - tankHeight;
const waterCapacityPerCm = parseInt(existingTank.waterCapacityPerCm.replace(/,/g, ''), 10);
const waterLevel = parseInt(waterLevelHeight * waterCapacityPerCm, 10);
if (waterLevel >= 0) {
existingTank.waterlevel = waterLevel;
await existingTank.save();
for (const outputConnection of existingTank.connections.outputConnections) {
const linkedTank = await Tank.findOne({
customerId,
tankName: outputConnection.outputConnections,
tankLocation: outputConnection.output_type
});
if (linkedTank) {
for (const inputConnection of linkedTank.connections.inputConnections) {
if (inputConnection.inputConnections === tank_name) {
inputConnection.water_level = waterLevel;
await linkedTank.save();
}
}
}
}
}
}
const motorTank = await Tank.findOne({ "connections.inputConnections.motor_id": hw_Id });
if (!motorTank) {
console.log('Motor not found for the specified motor_id');
return;
}
const inputConnection = motorTank.connections.inputConnections.find(conn => conn.motor_id === hw_Id);
if (inputConnection) {
inputConnection.motor_status = data.objects.Motor_status;
if (inputConnection.motor_stop_status === "1" && data.objects.Motor_status === "2") {
if (inputConnection.motor_on_type !== "forced_manual") {
inputConnection.motor_on_type = "forced_manual";
inputConnection.motor_stop_status = "2";
const formattedTime = new Date().toLocaleString('en-GB', {
day: '2-digit',
month: 'short',
year: 'numeric',
hour: '2-digit',
minute: '2-digit',
hour12: false
}).replace(',', '');
inputConnection.startTime = formattedTime;
}
}
if (inputConnection.motor_stop_status === "2" && data.objects.Motor_status === "1") { await motorTank.save(); // Save the updated tank
if (inputConnection.motor_on_type === "forced_manual") {
inputConnection.motor_on_type = "manual";
inputConnection.motor_stop_status = "1";
} }
}
await motorTank.save();
}
console.log('Data processed successfully for hardwareId:', hw_Id);
};
const mainClient = mqtt.connect('mqtt://35.207.198.4:1883', { clientId: `listener-client-${Date.now()}` });
mainClient.on('connect', () => { console.log('Data processed successfully for hardwareId:', hw_Id); // Updated variable name
console.log('Main listener connected');
mainClient.subscribe('water/iot-data', { qos: 1 });
});
mainClient.on('message', (topic, message) => { } catch (err) {
if (topic === 'water/iot-data') { console.error('Error processing message:', err.message);
const data = JSON.parse(message.toString()); }
const { hw_Id } = data.objects;
connectAndProcessMessage(hw_Id, data);
} }
}); });

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