デジタルオーシャンの12日間（第3日） – 誕生日の確認とSMS通知の送信

pip install twilio

# check_birthdays.py

from datetime import datetime
import pg8000
from dotenv import load_dotenv
from twilio.rest import Client
import os

# 環境変数の読み込み
load_dotenv()

def connect_to_database():
    """Establish connection to the database."""
    return pg8000.connect(
        host=os.getenv("DB_HOST"),
        database=os.getenv("DB_NAME"),
        user=os.getenv("DB_USER"),
        password=os.getenv("DB_PASSWORD"),
        port=int(os.getenv("DB_PORT"))
    )

def send_birthday_message(first_name, last_name):
    """Send a birthday text message using Twilio."""
    try:
        # Twilioの設定
        account_sid = os.getenv("TWILIO_ACCOUNT_SID")
        auth_token = os.getenv("TWILIO_AUTH_TOKEN")
        client = Client(account_sid, auth_token)

        # メッセージの作成
        message = client.messages.create(
            body=f"🎉 It's {first_name} {last_name or ''}'s birthday today! 🎂",
            from_=os.getenv("TWILIO_PHONE_FROM"),
            to=os.getenv("TWILIO_PHONE_TO")
        )

        print(
            f"Message sent to {os.getenv('TWILIO_PHONE_TO')} for {first_name} {last_name or ''}. Message SID: {message.sid}"
        )
    except Exception as e:
        print(f"An error occurred while sending the message: {e}")

def check_birthdays():
    """Check if any contact's birthday matches today's date and send a notification."""
    try:
        conn = connect_to_database()
        cursor = conn.cursor()

        # 今日の日付の月と日を取得
        today = datetime.now()
        today_month = today.month
        today_day = today.day

        # 今日の日付と一致する誕生日の連絡先を取得するクエリ
        cursor.execute(
            """
            SELECT first_name, last_name, birthday
            FROM contacts
            WHERE EXTRACT(MONTH FROM birthday) = %s
              AND EXTRACT(DAY FROM birthday) = %s;
            """,
            (today_month, today_day)
        )

        rows = cursor.fetchall()

        # 一致する連絡先ごとに通知を行う
        if rows:
            print("Birthday Notifications:")
            for row in rows:
                first_name, last_name, _ = row
                send_birthday_message(first_name, last_name)
        else:
            print("No birthdays today.")

        # カーソルと接続を閉じる
        cursor.close()
        conn.close()

    except Exception as e:
        print(f"An error occurred while checking birthdays: {e}")

if __name__ == "__main__":
    check_birthdays()

python check_birthdays.py

No birthdays today.