Merge pull request #129 from Varad0014/newapi

[New API]: Added Hospital API

New_APIs/HospitalAPI/README.md

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+# Description
+This API facilitates Hospital Management, offering functionality to manage patients, doctors, appointments, and their associated bills.
+
+# API Endpoints
+## Patient Endpoints
+### GET /api/patients
+Retrieve all patients
+### POST /api/patients
+Add a new patient
+### GET /api/patients/:patientId
+Retrieve a specific patient
+### PATCH /api/patients/:patientId
+Update a specific patient
+### DELETE /api/patients/:patientId
+Delete a specific patient
+
+## Doctor Endpoints
+### GET /api/doctors
+Retrieve all doctors
+### POST /api/doctors
+Add a new doctor
+### GET /api/doctors/:doctorId
+Retrieve a specific doctor
+### PATCH /api/doctors/:doctorId
+Update a specific doctor
+### DELETE /api/doctors/:doctorId
+Delete a specific doctor
+
+
+## Appointment Endpoints
+### GET /api/appointments
+Retrieve all appointments
+### POST /api/appointments
+Create a new appointment
+### GET /api/appointments/:appointmentId
+Retrieve a specific appointment
+### PATCH /api/appointments/:appointmentId
+Update a specific appointment
+### DELETE /api/appointments/:appointmentId
+Delete a specific appointment
+### GET /api/appointments/:appointmentId/bill
+Retrieve bill of a specific appointment
+### POST /api/appointments/:appointmentId/bill
+Create bill of a specific appointment
+### PATCH /api/appointments/:appointmentId/bill
+Update bill of a specific appointment
+### DELETE /api/appointments/:appointmentId/bill
+Delete bill of a specific appointment
+
+## Speciality Endpoints
+### GET /api/specialities
+Retrieve all specialities
+### POST /api/specialities
+Add a new speciality
+### GET /api/specialities/:specialityId
+Retrieve a specific speciality 
+### PATCH /api/specialities/:specialityId
+Update a specific speciality
+### DELETE /api/specialities/:specialityId
+Delete a specific speciality
+
+# Getting Started
+## Pre-Requisites
+Make sure you have:
+- Node
+- MongoDB
+
+## Steps to Run
+- Clone the repository and navigate to the main directory **HospitalAPI**
+
+    ```bash
+    cd HospitalAPI
+   ```
+- Create a **.env** file in the main directory
+    ```bash
+    touch .env
+   ```
+
+- Add the following neccessary details in the **.env** file
+    ```bash
+    PORT=4000
+    DBURL=mongodb://localhost:27017/<database name>
+   ```
+- Install dependencies 
+    ```bash
+    npm install
+   ```
+- Add initial data to the database
+    ```bash
+    node seed.js
+   ```
+- Run the server code
+    ```bash
+    node index.js
+   ```
+
+## Request Body Example
+### Patient request body 
+```bash
+    {
+        "name": "John Doe",
+        "gender": "Male",
+        "phone": "9999999999",
+        "dateOfBirth": "1990-05-15",
+        "address": "Delhi"
+    }
+```
+### Doctor request body 
+```bash
+    #replace with ids present in your database
+    {
+        "name": "John Doe",
+        "phone": "9999999999",
+        "gender": "Male",
+        "specialityId": "664b580728e29bccc9eb30e2" 
+    }
+```
+### Appointment request body 
+```bash
+    #replace with ids present in your database
+    {
+        "doctorId": "664b35fc2d0604dd4cbdca91", 
+        "patientId": "664b35fc2d0604dd4cbdca96", 
+        "appointmentDate": "2024-05-15"
+    }
+```
+

New_APIs/HospitalAPI/controllers/appointments.controller.js

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+import Appointment from "../models/appointment.js";
+import Bill from "../models/bill.js"
+import Doctor from "../models/doctor.js";
+import Patient from "../models/patient.js";
+
+export default class AppointmentController {
+    static async addAppointment(req, res, next) {
+        const { doctorId, patientId, appointmentDate } = req.body;
+        const patient = await Patient.findById(patientId);
+        const doctor = await Doctor.findById(doctorId);
+        console.log(patient);
+        console.log(doctor);
+        if(!patient || !doctor){
+            return res.status(404).send({ error: "Patient or Doctor not found" })
+        }
+        const appointment = new Appointment({
+            doctor: doctorId,
+            patient: patientId,
+            appointmentDate: appointmentDate
+        });
+        try {
+            const response = await appointment.save();
+            res.status(201).json(response);
+        } catch (err) {
+            res.status(400).json({ message: err });
+        }
+    }
+
+    static async getAllAppointments(req, res, next) {
+        try {
+            const response = await Appointment.find().populate('doctor').populate('patient');
+            if (response.length === 0) {
+                return res.status(404).send({ error: "No appointments found" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            console.log(err);
+            res.status(500).json({ message: err });
+        }
+    }
+    static async getAppointmentById(req, res, next) {
+        const { appointmentId } = req.params;
+        try {
+            const response = await Appointment.findById(appointmentId).populate('doctor').populate('patient');
+            if (!response) {
+                return res.status(404).send({ error: "Appointment not found!" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            res.status(500).json({ message: err });
+        }
+    }
+    static async updateAppointmentById(req, res, next) {
+        const { appointmentId } = req.params;
+        const { appointmentDate, status } = req.body;
+        const updatedInfo = {};
+        if (appointmentDate) updatedInfo.appointmentDate = appointmentDate;
+        if (status) updatedInfo.status = status;
+
+        try {
+            const response = await Appointment.findByIdAndUpdate(appointmentId, updatedInfo, { runValidators: true, new: true });
+            if (!response) {
+                return res.status(404).send({ error: "Appointment not found!" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            res.status(500).json({ message: err });
+        }
+    }
+
+    static async deleteAppointmentById(req, res, next) {
+        const { appointmentId } = req.params;
+        try {
+            const response = await Appointment.findByIdAndDelete(appointmentId);
+            if (!response) {
+                return res.status(404).send({ error: "Appointment not found!" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            res.status(500).json({ message: err });
+        }
+    }
+
+    static async addAppointmentBill(req, res, next) {
+        const { appointmentId } = req.params;
+        const { amount } = req.body;
+        const appointment = await Appointment.findById(appointmentId);
+        if (appointment !== null && appointment.status == 'Completed') {
+            const bill = new Bill({
+                appointment: appointmentId,
+                amount: amount
+            })
+            try {
+                const response = await bill.save();
+                res.status(201).json(response);
+            } catch (err) {
+                res.status(400).json({ message: err });
+            }
+        }
+        else {
+            res.status(400).json({ message: "Appointment not completed" });
+        }
+    }
+
+    static async getAppointmentBill(req, res, next) {
+        const { appointmentId } = req.params;
+        try {
+            const response = await Bill.findOne({ appointment: appointmentId }).populate('appointment');
+            if (!response) {
+                return res.status(404).send({ error: "Bill not found!" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            res.status(500).json({ message: err });
+        }
+    }
+
+    static async updateAppointmentBill(req, res, next) {
+        const { appointmentId } = req.params;
+        const { amount } = req.body;
+        const { status } = req.body;
+        const updatedInfo = {};
+        if (amount) updatedInfo.amount = amount
+        if (status) updatedInfo.status = status
+        try {
+            const response = await Bill.findOneAndUpdate({ appointment: appointmentId }, updatedInfo, { runValidators: true, new: true });
+            if (!response) {
+                return res.status(404).send({ error: "Bill not found!" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            res.status(500).json({ message: err });
+        }
+    }
+
+    static async deleteAppointmentBill(req, res, next) {
+        const { appointmentId } = req.params;
+        try {
+            const response = await Bill.findOneAndDelete({ appointment: appointmentId });
+            if (!response) {
+                return res.status(404).send({ error: "Bill not found!" })
+            }
+            res.status(200).json({ message: "Bill Deleted Sucessfully" });
+        } catch (err) {
+            console.log(err);
+            res.status(500).json({ message: err });
+        }
+    }
+
+}

New_APIs/HospitalAPI/controllers/doctors.controller.js

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+import Doctor from "../models/doctor.js";
+import Speciality from "../models/speciality.js";
+
+export default class DoctorController {
+    static async addDoctor(req, res, next) {
+        const { name, phone, gender, specialityId } = req.body;
+        const spec = await Speciality.findById(specialityId);
+        if (!spec) {
+            return res.status(404).send({ error: "Invalid Speciality" })
+        }
+        const doctor = new Doctor({
+            name: name,
+            speciality: specialityId,
+            gender: gender,
+            phone: phone,
+        })
+        try {
+            const response = await doctor.save();
+            res.status(201).json(response);
+        } catch (err) {
+            res.status(400).json({ message: err.message });
+        }
+    }
+    static async getAllDoctors(req, res, next) {
+        try {
+            const response = await Doctor.find().populate('speciality');
+            if (response.length === 0) {
+                return res.status(404).send({ error: "No doctors found" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            console.log(err);
+            res.status(500).json({ message: err });
+        }
+    }
+
+    static async getDoctorById(req, res, next) {
+        const { doctorId } = req.params;
+        try {
+            const response = await Doctor.findById(doctorId).populate('speciality');
+            if (!response) {
+                return res.status(404).send({ error: "Doctor not found!" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            console.log(err);
+            res.status(500).json({ message: err });
+        }
+    }
+    static async updateDoctorById(req, res, next) {
+        const { doctorId } = req.params;
+        const { name, phone, gender, specialityId } = req.body;
+        const updatedInfo = {};
+        if (name) updatedInfo.name = name;
+        if (phone) updatedInfo.phone = phone;
+        if (gender) updatedInfo.gender = gender;
+        if (specialityId) updatedInfo.speciality = specialityId;
+        const spec = await Speciality.findById(specialityId);
+        if (!spec) {
+            return res.status(404).send({ error: "Invalid Speciality" })
+        }
+        try {
+            const response = await Doctor.findByIdAndUpdate(doctorId, updatedInfo, { runValidators: true, new: true });
+            if (!response) {
+                return res.status(404).send({ error: "Doctor not found!" })
+            }
+            res.status(200).json(response);
+        } catch (err) {
+            console.log(err);
+            res.status(500).json({ message: err });
+        }
+    }
+
+    static async deleteDoctorById(req, res, next) {
+        const { doctorId } = req.params;
+        try {
+            const response = await Doctor.findByIdAndDelete(doctorId);
+            if (!response) {
+                return res.status(404).send({ error: "Doctor not found!" })
+            }
+            res.status(200).json({ message: "Doctor Deleted Sucessfully" });
+        } catch (err) {
+            console.log(err);
+            res.status(500).json({ message: err });
+        }
+    }
+}