"""Essai Celery"""

import time
from celery import shared_task

from app import create_app

flask_app = create_app()  # -Line 2
celery_app = flask_app.extensions["celery"]  # -Line 3


@shared_task(ignore_result=False)  # -Line 4
def long_running_task(iterations) -> int:  # -Line 5
    result = 0
    for i in range(iterations):
        result += i
        time.sleep(2)
    return result  # -Line 6


@shared_task(ignore_result=False, bind=True)
def sco_example_task(self, duration: int = 10):
    """Example task to run in background.

    Args:
        duration (int): duration in seconds

    Returns:
        int: result
    """
    for i in range(duration):
        self.update_state(
            state="PROGRESS",
            meta={"current": i, "total_duration": duration, "status": "running"},
        )
        time.sleep(1)

    return {
        "current": 100,
        "total": 100,
        "status": "Task completed!",
        "total_duration": duration,
        "result": duration,
    }