import json
import requests
from django.db.models import Q
from onesignal_sdk.client import Client as OneSignalClient
from django.conf import settings
from accounts.models import IAmPrincipal
from .models import IAmPrincipalNotificationSettings, PrincipalType
import logging

logger = logging.getLogger(__name__)

def onesignal_send_notification(
    title, message, image_url=None, eligible_principals=None
):
    onesignal_app_id = settings.ONE_SIGNAL_APP_ID
    onesignal_rest_api_key = settings.ONE_SIGNAL_API_KEY

    headers = {
        "Content-Type": "application/json; charset=utf-8",
        "Authorization": f"Basic {onesignal_rest_api_key}",
    }

    if not eligible_principals:
        return None  # Or handle this scenario as needed

    # Extract OneSignal player IDs
    # player_ids = eligible_principals.values_list("player_id", flat=True)

    # Construct the notification payload
    data = {
        "app_id": onesignal_app_id,
        "headings": {"en": title},
        "contents": {"en": message},
        "include_player_ids": eligible_principals,  # Include the filtered player IDs
        # Add other optional notification data according to OneSignal documentation
    }

    if image_url:
        # Include image URL if provided (requires additional OneSignal configuration)
        data["big_picture"] = str(image_url.url)
        data["small_icon"] = str(image_url.url)
        data["large_icon"] = str(image_url.url)

    # data = json.dumps(data)
    print("Data: ", data)

    # Send the notification request to OneSignal
    response = requests.post(
        "https://onesignal.com/api/v1/notifications", headers=headers, json=data
    )

    if response.status_code == 200:
        print("Notification sent successfully!")
        return True  # Indicate success
    else:
        print(f"Error sending notification: {response.text}")
        return False  # Indicate failure


def send_notification(title, message, image_url=None, eligible_principals=None):
    # Initialize OneSignal client
    onesignal_client = OneSignalClient(
        app_id=settings.ONE_SIGNAL_APP_ID, rest_api_key=settings.ONE_SIGNAL_API_KEY
    )

    if not eligible_principals:
        return None  # Or handle this scenario as needed

    # Extract OneSignal player IDs
    # player_ids = eligible_principals.values_list("player_id", flat=True)

    # Prepare notification payload
    notification_payload = {
        "headings": {"en": title},
        "contents": {"en": message},
        "include_player_ids": eligible_principals,
    }

    # if image_url:
    #     # image_url_str = image_url.url
    #     notification_payload["big_picture"] = image_url
    #     notification_payload["small_icon"] = image_url
    #     notification_payload["large_icon"] = image_url

    # Send notification
    try:
        response = onesignal_client.send_notification(notification_payload)
        logger.info(f"Notification sent successfully: {response.status_code} {response.body}")
    except Exception as e:
        logger.error(f"An unexpected error occurred: {str(e)}")
        return None

    return response


# def get_eligible_principals_for_notification(push_notification):
#     principal_type = push_notification.principal_type
#     notification_category = push_notification.notification_category

#     if principal_type == PrincipalType.BOTH:
#         # If BOTH is selected, fetch users categorized under both EVENT_USER and EVENT_MANAGER
#         eligible_principals = list(
#             IAmPrincipal.objects.filter(
#                 Q(principal_type__name=PrincipalType.EVENT_USER)
#                 | Q(principal_type__name=PrincipalType.EVENT_MANAGER),
#                 notifications_principal__notification_category=notification_category,
#                 notifications_principal__is_enabled=True,
#             ).values_list("player_id", flat=True)
#         )

#     elif principal_type == PrincipalType.EVENT_USER:
#         # Fetch only EVENT_USER principals
#         eligible_principals = list(
#             IAmPrincipal.objects.filter(
#                 principal_type__name=PrincipalType.EVENT_USER,
#                 notifications_principal__notification_category=notification_category,
#                 notifications_principal__is_enabled=True,
#             ).values_list("player_id", flat=True)
#         )

#     elif principal_type == PrincipalType.EVENT_MANAGER:
#         # Fetch only EVENT_MANAGER principals
#         eligible_principals = list(
#             IAmPrincipal.objects.filter(
#                 principal_type__name=PrincipalType.EVENT_MANAGER,
#                 notifications_principal__notification_category=notification_category,
#                 notifications_principal__is_enabled=True,
#             ).values_list("player_id", flat=True)
#         )

#     return eligible_principals


def get_eligible_principals_for_notification(push_notification):
    principal_type = push_notification.principal_type
    notification_category = push_notification.notification_category
    print("principal_type Triggered: ", principal_type)
    if principal_type == PrincipalType.BOTH:
        # If BOTH is selected, fetch users categorized under both EVENT_USER and EVENT_MANAGER
        print("Both Triggered")
        eligible_principals = [
            player_id
            for player_id in IAmPrincipal.objects.filter(
                Q(principal_type__name=PrincipalType.EVENT_USER)
                | Q(principal_type__name=PrincipalType.EVENT_MANAGER),
                notifications_principal__notification_category=notification_category,
                notifications_principal__is_enabled=True,
            ).values_list("player_id", flat=True)
            if player_id is not None
        ]
        print("eligible_principals for both: ", eligible_principals)

    elif principal_type == PrincipalType.EVENT_USER:
        print("EVENT_USER Triggered")
        # Fetch only EVENT_USER principals
        eligible_principals = [
            player_id
            for player_id in IAmPrincipal.objects.filter(
                principal_type__name=PrincipalType.EVENT_USER,
                notifications_principal__notification_category=notification_category,
                notifications_principal__is_enabled=True,
            ).values_list("player_id", flat=True)
            if player_id is not None
        ]
        print("eligible_principals for EVENT_USER: ", eligible_principals)

    elif principal_type == PrincipalType.EVENT_MANAGER:
        print("EVENT_MANAGER Triggered")
        # Fetch only EVENT_MANAGER principals
        eligible_principals = [
            player_id
            for player_id in IAmPrincipal.objects.filter(
                principal_type__name=PrincipalType.EVENT_MANAGER,
                notifications_principal__notification_category=notification_category,
                notifications_principal__is_enabled=True,
            ).values_list("player_id", flat=True)
            if player_id is not None
        ]
        print("eligible_principals for EVENT_MANAGER: ", eligible_principals)

    return eligible_principals