import time
import arrow
import os

from Services.MongoService.provider import MongoProvider
from Configs.mongo import MongoConfig
from jinja2 import Environment, FileSystemLoader
from Services.EmailService.provider import send_email


mongo_prefix = "CollectedData"
delimiter = "|"


# todo Check if postgres is_email_send === False then send email
# todo Trigger @mongo email_send = False  then send email

send_to = "karatay@mehmetkaratay.com.tr"


def check_any_written_stage_in_mongo_database(mongo_provider) -> list:
    return mongo_provider.find_many(filter_query={"stage": "written", "send": None})


def render_email_template(
    headers: list, rows: list, balance_error: bool, bank_balance: float
):
    template_dir = os.path.join(os.path.dirname(__file__), "templates")
    env = Environment(
        loader=FileSystemLoader(template_dir)
    )  # Load templates from the directory
    template = env.get_template(
        "template_accounts.html"
    )  # Load the specific template file
    # Render template with variables
    return template.render(
        headers=headers,
        rows=rows,
        bank_balance=f"{bank_balance:.4f}",
        balance_error=balance_error,
        today=str(arrow.now().date()),
    )


def send_email_to_given_address(to: str, html_template: str) -> bool:
    today = arrow.now()
    subject = f"{str(today.date())} Gunes Apt. Cari Durum Bilgilendirme Raporu"
    try:
        send_email(subject=subject, receivers=[to], html=html_template)
        print(f"Email is sent to : {send_to}. BB")
        return True
    except Exception as e:
        print(f"Error: {e}")
    print("Email is not sent")
    return False


def send_email_and_update_mongo_database(mongo_provider, email_data) -> bool:
    parsed_list = email_data.get("parsed")
    if not parsed_list:
        return False

    list_of_rows = list()
    for parsed in parsed_list:
        bank_date = arrow.get(str(parsed.get("bank_date")))
        process_comment = parsed.get("process_comment")
        currency_value = f"{parsed.get('currency_value'):.4f}"
        list_of_rows.append(
            [bank_date, process_comment, currency_value]
        )

    html_template = render_email_template(
        headers=["Ulaştığı Tarih", "Banka Transaksiyonu Ek Bilgi", "Aktarım Değeri"],
        rows=list_of_rows,
        balance_error=False,
        bank_balance=0,
    )
    if send_email_to_given_address(to=send_to, html_template=html_template):
        mongo_provider.update_one(
            filter_query={"filename": email_data.get("filename")},
            update_data={"$set": {"send": True}},
        )
        return True
    return False


if __name__ == "__main__":

    while True:
        print("Sender service is running...")
        with MongoProvider.mongo_client() as mongo_client:
            provider = MongoProvider(
                client=mongo_client,
                database=MongoConfig.DATABASE_NAME,
                storage_reason=[mongo_prefix, str(arrow.now().date())],
            )
            results = check_any_written_stage_in_mongo_database(mongo_provider=provider)
            for result in results:
                send_email_and_update_mongo_database(
                    mongo_provider=provider,
                    email_data=result,
                )
        time.sleep(5)