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| from flask_pymongo import PyMongo | |
| mongo = PyMongo() | |
| def init_db(app): | |
| """ | |
| Initialize the MongoDB connection with the Flask app. | |
| Args: | |
| app (Flask): The Flask application instance. | |
| """ | |
| mongo.init_app(app) | |
| def get_all_patients(): | |
| """ | |
| Retrieve all patients and generate a textual summary for each. | |
| Returns: | |
| list: A list of strings, each summarizing a patient's data. | |
| """ | |
| try: | |
| patients_collection = mongo.db.patients | |
| patients = list(patients_collection.find()) | |
| all_patient_text = [] | |
| for p in patients: | |
| summary = f"Patient ID: {p.get('_id')}\n" | |
| summary += f"Name: {p.get('name')}\n" | |
| summary += f"Age: {p.get('age')}\n" | |
| summary += f"Gender: {p.get('gender')}\n" | |
| if p.get('symptoms'): | |
| summary += f"Symptoms: {p.get('symptoms')}\n" | |
| if p.get('diagnosis'): | |
| summary += f"Diagnosis: {p.get('diagnosis')}\n" | |
| if p.get('treatment'): | |
| summary += f"Treatment: {p.get('treatment')}\n" | |
| if p.get('medical_history'): | |
| summary += f"Medical History: {p.get('medical_history')}\n" | |
| all_patient_text.append(summary) | |
| return all_patient_text | |
| except Exception as e: | |
| print(f"Error fetching patients: {e}") | |
| return [] | |
| def get_next_id(collection_name): | |
| """ | |
| Generate the next sequential integer ID for a given collection. | |
| This is used to maintain backward compatibility with legacy checks requiring integer IDs. | |
| Args: | |
| collection_name (str): The name of the MongoDB collection. | |
| Returns: | |
| int: The next available integer ID. | |
| """ | |
| try: | |
| last_item = mongo.db[collection_name].find_one(sort=[("id", -1)]) | |
| if last_item and 'id' in last_item: | |
| return int(last_item['id']) + 1 | |
| return 1 | |
| except Exception: | |
| return 1 | |