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import board
import busio
import digitalio
from adafruit_bme280 import basic as adafruit_bme280
import datetime
import mysql.connector
import configparser
i2c = busio.I2C(board.SCL, board.SDA)
bme280 = adafruit_bme280.Adafruit_BME280_I2C(i2c)
config = configparser.ConfigParser()
config.read("/etc/weather.ini")
db = mysql.connector.connect(
host=config["database"]["host"],
user=config["database"]["user"],
password=config["database"]["password"],
database=config["database"]["database"],
)
def get_reading():
temp_c = bme280.temperature
temp_f = temp_c * 9 / 5 + 32
return (datetime.datetime.now(), temp_f, bme280.humidity, bme280.pressure)
def insert(table, timestamp, value):
cursor = db.cursor()
timestamp = timestamp.strftime('%Y-%m-%d %H:%M:%S')
cursor.execute(f"insert into {table} (timestamp, value) values ('{timestamp}', '{value}')")
timestamp, temperature, humidity, pressure = get_reading()
insert("temperature", timestamp, temperature)
insert("pressure", timestamp, pressure)
insert("humidity", timestamp, humidity)
db.commit()
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