import time
import dht
from machine import Pin
import ujson

# === Configuration ===
AUTHOR_NAME = "Nishika Agrawal 0901EO231037"  # <-- Replace with your name
sensor = dht.DHT22(Pin(15))

def read_sensor():
    try:
        sensor.measure()
        temperature = sensor.temperature()
        humidity = sensor.humidity()
        return temperature, humidity
    except OSError as e:
        print("Failed to read sensor:", e)
        return None, None

def display_dashboard(temp, hum):
    print("\n" + "="*40)
    print(f"🌤️  Smart Weather Monitoring Dashboard")
    print(f"👨‍💻 Developer: {AUTHOR_NAME}")
    print("="*40)
    print(f"🌡️  Temperature : {temp:.2f} °C")
    print(f"💧 Humidity    : {hum:.2f} %")
    print("-"*40)
    
    # Simulated ThingSpeak feed (textual chart)
    print("📊 ThingSpeak Simulated Feed")
    print("Temp:     " + "|" * int(temp))
    print("Humidity: " + "|" * int(hum / 2))
    print("="*40)

# === Main Loop ===
while True:
    temp, hum = read_sensor()
    if temp is not None:
        # Simulate dashboard view
        display_dashboard(temp, hum)
        
        # Also output JSON (like Wokwi dashboard expects)
        print(ujson.dumps({
            "temperature": temp,
            "humidity": hum
        }))
    time.sleep(3)