Create main.py

main.py

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+from fastapi import FastAPI, HTTPException
+from pydantic import BaseModel
+from motor.motor_asyncio import AsyncIOMotorClient
+from typing import List, Optional
+from fastapi.middleware.cors import CORSMiddleware
+
+# MongoDB connection URI
+MONGO_URI = "mongodb+srv://npanchayan:ramnagar@cluster0.7stwm.mongodb.net/?retryWrites=true&w=majority&appName=Cluster0"
+
+# Initialize FastAPI app
+app = FastAPI()
+
+# Allow CORS for all origins
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],  # Allows all origins, change this to more specific if needed
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# MongoDB client
+client = AsyncIOMotorClient(MONGO_URI)
+db = client.disease  # MongoDB database
+disease_collection = db.diseases  # MongoDB collection
+
+# Pydantic model to represent the Disease schema
+class Disease(BaseModel):
+    diseaseName: str
+    description: str
+    cause: str
+    symptoms: List[str]
+    treatments: List[str]
+    preventionTips: Optional[List[str]] = []
+    imageURL: Optional[str] = None
+    createdAt: str
+
+# API endpoint to fetch disease details by name
+@app.get("/disease/{name}", response_model=Disease)
+async def get_disease(name: str):
+    # Fetch the disease from MongoDB
+    disease = await disease_collection.find_one({"diseaseName": name})
+    
+    if disease is None:
+        raise HTTPException(status_code=404, detail="Disease not found")
+    
+    # Convert MongoDB document to Pydantic model
+    disease_data = Disease(
+        diseaseName=disease["diseaseName"],
+        description=disease["description"],
+        cause=disease["cause"],
+        symptoms=disease["symptoms"],
+        treatments=disease["treatments"],
+        preventionTips=disease.get("preventionTips", []),
+        imageURL=disease.get("imageURL", None),
+        createdAt=disease["createdAt"].isoformat(),
+    )
+    
+    return disease_data
+
+# Run the FastAPI server using Uvicorn
+if __name__ == "__main__":
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=5000)