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apiServer.js
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apiServer.js
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const express = require('express');
const cors = require('cors');
const { MongoClient, ObjectId } = require('mongodb'); // Import ObjectId from mongodb
const app = express();
const port = 3000;
// Middleware
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(cors());
// MongoDB setup
const uri = "mongodb+srv://sharmamonty1207:HkAAdAPfT9To9Z2H@taskbuddy.od08l.mongodb.net/?retryWrites=true&w=majority&appName=taskbuddy";
const client = new MongoClient(uri, { useNewUrlParser: true, useUnifiedTopology: true });
let userCollection;
let taskCollection;
// Connect to MongoDB
async function connectToMongoDB() {
try {
await client.connect();
console.log('Connected to MongoDB');
const db = client.db("taskbuddy");
userCollection = db.collection("users");
taskCollection = db.collection("tasks"); // Connect to the orders collection
// Dummy user data with ObjectId
const dummyUser = {
email: "admin@domain.com",
firstName: "Test",
lastName: "User",
gender: "male",
password: "admin"
};
// Dummy order data
const dummyTask = {
taskName: "xyz",
deadline: "2024-09-22",
notification: "true",
importance: "High",
customerEmail: "admin@domain.com",
createdAt: "2024-09-30"
};
// Check if the dummy user exists, if not, insert it
const existingUser = await userCollection.findOne({ email: dummyUser.email });
if (!existingUser) {
await userCollection.insertOne(dummyUser);
console.log('Test user data inserted successfully into users collection');
} else {
console.log('Test user already exists in the database, skipping insertion');
}
// Check if the dummy order exists, if not, insert it
const existingOrder = await taskCollection.findOne({ orderNo: dummyTask.taskNo });
if (!existingOrder) {
await taskCollection.insertOne(dummyTask);
console.log('Test task data inserted successfully into orders collection');
} else {
console.log('Test task already exists in the database, skipping insertion');
}
} catch (err) {
console.error('Error connecting to MongoDB or inserting data:', err);
process.exit(1);
}
}
connectToMongoDB(); // Call the function to connect and insert data
// Routes
app.get('/', (req, res) => {
res.send('<h3>Welcome to TaskBuddy Hybrid server app!</h3>');
});
app.get('/getUserDataTest', async (req, res) => {
try {
console.log("GET request received\n");
const docs = await userCollection.find({}, { projection: { _id: 0 } }).toArray();
console.log(JSON.stringify(docs) + " have been retrieved.\n");
res.status(200).send("<h1>" + JSON.stringify(docs) + "</h1>");
} catch (err) {
console.log("Some error.. " + err + "\n");
res.status(500).send(err);
}
});
app.get('/getTaskDataTest', async (req, res) => {
try {
console.log("GET request received\n");
const docs = await taskCollection.find({}, { projection: { _id: 0 } }).toArray();
console.log(JSON.stringify(docs) + " have been retrieved.\n");
res.status(200).send("<h1>" + JSON.stringify(docs) + "</h1>");
} catch (err) {
console.log("Some error.. " + err + "\n");
res.status(500).send(err);
}
});
app.post('/verifyUser', async (req, res) => {
try {
console.log("POST request received : " + JSON.stringify(req.body) + "\n");
const loginData = req.body;
const docs = await userCollection.find({ email: loginData.email, password: loginData.password }, { projection: { _id: 0 } }).toArray();
console.log(JSON.stringify(docs) + " have been retrieved.\n");
res.status(200).send(docs);
} catch (err) {
console.log("Some error.. " + err + "\n");
res.status(500).send(err);
}
});
app.get('/getAllUsers', async (req, res) => {
try {
const users = await userCollection.find({}, { projection: { email: 1, password: 1, _id: 0 } }).toArray();
console.log("All Users: ", users);
res.status(200).json(users);
} catch (err) {
console.error('Error retrieving users:', err);
res.status(500).send("Failed to retrieve users.");
}
});
app.post('/addTask', async (req, res) => {
try {
console.log("POST request received: " + JSON.stringify(req.body) + "\n");
// Check if the request body is valid
if (!req.body || !req.body.taskName || !req.body.deadline || !req.body.importance || req.body.email === undefined) {
console.error("Invalid data received.");
return res.status(400).send("Invalid data.");
}
// Create a new task object
const newTask = {
taskName: req.body.taskName,
deadline: req.body.deadline,
notification: req.body.notification || false, // Default to false if not provided
importance: req.body.importance,
customerEmail: req.body.email, // Use customerEmail to match your database structure
createdAt: new Date() // Optional: Track when the task was created
};
// Insert the new task into the database
const result = await taskCollection.insertOne(newTask);
console.log("Task record with ID " + result.insertedId + " has been inserted\n");
// Send a success response
res.status(200).send({ message: "Task added successfully", taskId: result.insertedId });
} catch (err) {
console.log("Error occurred: " + err + "\n");
res.status(500).send(err);
}
});
app.post('/signup', async (req, res) => {
try {
const { email, password, firstName, lastName, gender } = req.body;
const existingUser = await userCollection.findOne({ email });
if (existingUser) {
return res.status(400).send({ error: 'Email already exists' });
}
const newUser = {
email,
password,
firstName,
lastName,
gender
};
const result = await userCollection.insertOne(newUser);
console.log(`New user created with ID: ${result.insertedId}`);
res.status(201).send({ message: 'User registered successfully' });
const insertedUser = await userCollection.findOne({ _id: result.insertedId });
console.log("Inserted user: ", insertedUser);
} catch (error) {
console.error("Error during signup: ", error);
res.status(500).send({ error: 'An error occurred during signup' });
}
});
// Retrieve tasks for the currently logged-in user based on priority
app.post('/getUserTasks', async (req, res) => {
try {
const { email, priority } = req.body; // Get the user's email and priority from the request body
console.log(`POST request received for user tasks: ${email} with priority: ${priority}\n`);
// Define the query for fetching tasks
let query = { customerEmail: email };
if (priority && priority.toLowerCase() !== 'all') {
query.importance = priority; // Filter by importance if priority is not 'all'
}
// Fetch tasks from the task collection for the current user
const tasks = await taskCollection.find(query).toArray();
if (tasks.length > 0) {
console.log(`Tasks retrieved for ${email}:`, tasks);
res.status(200).json(tasks); // Send tasks back to the client
} else {
console.log(`No tasks found for ${email}`);
res.status(404).send({ message: "No tasks found" });
}
} catch (err) {
console.log(`Error retrieving tasks for user ${email}:`, err);
res.status(500).send(err);
}
});
app.get('/getTask/:id', async (req, res) => {
try {
const { id } = req.params;
console.log('Received ID:', id); // Debug line
const task = await taskCollection.findOne({ _id: new ObjectId(id) });
if (task) {
res.status(200).json(task);
} else {
res.status(404).send({ message: "Task not found" });
}
} catch (err) {
console.log(`Error retrieving task with ID ${req.params.id}:`, err);
res.status(500).send(err);
}
});
// update task
app.put('/updateTask/:id', async (req, res) => {
try {
const { id } = req.params; // Get the task ID from the request parameters
const { taskName, deadline } = req.body; // Get updated task details from the request body
// Find the task by ID and update it
const updatedTask = await taskCollection.updateOne(
{ _id: new ObjectId(id) }, // Find task by ID
{ $set: { taskName, deadline } } // Set new values for task name and deadline
);
if (updatedTask.modifiedCount > 0) {
res.status(200).send({ message: "Task updated successfully" });
} else {
res.status(404).send({ message: "Task not found" });
}
} catch (err) {
console.log(`Error updating task with ID ${req.params.id}:`, err);
res.status(500).send(err);
}
});
// Delete a task by ID
app.post('/deleteTask', async (req, res) => {
try {
const { id } = req.body; // Get the task ID from the request body
console.log(`POST request received to delete task: ${id}\n`);
// Delete the task from the database
const result = await taskCollection.deleteOne({ _id: new ObjectId(id) });
if (result.deletedCount === 1) {
console.log(`Task ${id} deleted successfully`);
res.status(200).send({ message: "Task deleted successfully" });
} else {
console.log(`Task ${id} not found`);
res.status(404).send({ message: "Task not found" });
}
} catch (err) {
console.log(`Error deleting task ${id}:`, err);
res.status(500).send(err);
}
});
app.get('/analytics/:email', async (req, res) => {
try {
const { email } = req.params;
const tasks = await taskCollection.find({ customerEmail: email }).toArray(); // Fetch tasks for the user
const totalTasks = tasks.length;
const completedTasks = tasks.filter(task => task.completed).length; // Filter for completed tasks
const completionPercentage = totalTasks > 0 ? (completedTasks / totalTasks) * 100 : 0;
res.status(200).json({
totalTasks,
completedTasks,
completionPercentage
});
} catch (err) {
console.log(`Error retrieving analytics for email ${req.params.email}:`, err);
res.status(500).send(err);
}
});
// Start server
app.listen(port, () => {
console.log(`TaskBuddy server app listening at http://localhost:${port}`);
});