app.py

from fastapi import FastAPI, HTTPException
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import JSONResponse
from getReceiverData import analyze_telecom_data, get_summary_by_state
import uvicorn
import pandas as pd 
import numpy as np

app = FastAPI()

app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

def sanitize_json(data):
    if isinstance(data, dict):
        return {k: sanitize_json(v) for k, v in data.items()}
    elif isinstance(data, list):
        return [sanitize_json(v) for v in data]
    elif isinstance(data, (np.integer, np.int64)):
        return int(data)
    elif isinstance(data, (np.floating, np.float64)):
        return float(data)
    elif isinstance(data, (np.bool_)):
        return bool(data)
    elif pd.isna(data):  
        return None
    else:
        return data


@app.get("/api/performance-summary")
def get_performance_summary():    
    results = analyze_telecom_data()    

    summary_data = sanitize_json({
        "summary": {
            "max_connected_state": results["max_connected_state"],
            "max_connected_state_count": results["max_connected_state_count"],
            "best_signal_state": results["best_signal_state"],
            "best_signal_avg": results["best_signal_avg"],
            "worst_call_drop_state": results["worst_call_drop_state"],
            "worst_call_drop_rate": results["worst_call_drop_rate"]
        },
        "state_metrics": {
            "device_count": results["state_device_count"],
            "signal_strength": results["state_signal_strength"],
            "call_drop_rate": results["state_call_drop_rate"]
        },
        "top_towns": {
            "by_device": results["top_town_by_device"],
            "by_signal": results["top_town_by_signal"],
            "by_call_drop": results["worst_town_by_call_drop"]
        },
        "town_summary": results["town_summary"]
    })

    return summary_data

@app.get("/api/summary-by-state/{state_name}")
def get_state_summary(state_name):
    result = get_summary_by_state(state_name)
    json_data = sanitize_json(result.to_dict(orient='records'))
    
    return {"town_summary": json_data}

if __name__ == "__main__":
    uvicorn.run(app, host="0.0.0.0", port=8000)
   #get_telecom_summary()