from typing import TYPE_CHECKING
from typing import Any

if TYPE_CHECKING:
    import argparse

    from chzzk.schemas import ChzzkCampaignV2


from typing import TYPE_CHECKING

import requests
from django.core.management.base import BaseCommand
from django.utils import timezone

from chzzk.models import ChzzkCampaign
from chzzk.models import ChzzkReward
from chzzk.schemas import ChzzkApiResponseV2

if TYPE_CHECKING:
    import argparse

CHZZK_API_URLS: list[tuple[str, str]] = [
    ("v1", "https://api.chzzk.naver.com/service/v1/drops/campaigns/{campaign_no}"),
    ("v2", "https://api.chzzk.naver.com/service/v2/drops/campaigns/{campaign_no}"),
]

USER_AGENT = (
    "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:151.0) Gecko/20100101 Firefox/151.0"
)


class Command(BaseCommand):
    """Django management command to scrape Chzzk drops campaigns from both v1 and v2 APIs and store them in the database."""

    help = "Scrape Chzzk drops campaigns from both v1 and v2 APIs and store them."

    def add_arguments(self, parser: argparse.ArgumentParser) -> None:
        """Add command-line arguments for the management command."""
        parser.add_argument("campaign_no", type=int, help="Campaign number to fetch")

    def handle(self, **options) -> None:
        """Main handler for the management command. Fetches campaign data from both API versions, validates, and stores them."""
        campaign_no: int = int(options["campaign_no"])
        api_version: str = "v2"  # TODO(TheLovinator): Add support for v1 API  # noqa: TD003
        url: str = f"https://api.chzzk.naver.com/service/{api_version}/drops/campaigns/{campaign_no}"
        resp: requests.Response = requests.get(
            url,
            timeout=2,
            headers={
                "Accept": "application/json",
                "User-Agent": USER_AGENT,
            },
        )
        resp.raise_for_status()
        data: dict[str, Any] = resp.json()

        campaign_data: ChzzkCampaignV2
        campaign_data = ChzzkApiResponseV2.model_validate(data).content

        # Prepare raw JSON defaults for both API versions so DB inserts won't fail
        raw_json_v1_val = data if api_version == "v1" else {}
        raw_json_v2_val = data if api_version == "v2" else {}

        # Save campaign
        campaign_obj, created = ChzzkCampaign.objects.update_or_create(
            campaign_no=campaign_data.campaign_no,
            defaults={
                "title": campaign_data.title,
                "image_url": campaign_data.image_url,
                "description": campaign_data.description,
                "category_type": campaign_data.category_type,
                "category_id": campaign_data.category_id,
                "category_value": campaign_data.category_value,
                "pc_link_url": campaign_data.pc_link_url,
                "mobile_link_url": campaign_data.mobile_link_url,
                "service_id": campaign_data.service_id,
                "state": campaign_data.state,
                "start_date": campaign_data.start_date,
                "end_date": campaign_data.end_date,
                "has_ios_based_reward": campaign_data.has_ios_based_reward,
                "drops_campaign_not_started": campaign_data.drops_campaign_not_started,
                "campaign_reward_type": getattr(
                    campaign_data,
                    "campaign_reward_type",
                    "",
                ),
                "reward_type": getattr(campaign_data, "reward_type", ""),
                "account_link_url": campaign_data.account_link_url,
                "scraped_at": timezone.now(),
                "scrape_status": "success",
                "raw_json_v1": raw_json_v1_val,
                "raw_json_v2": raw_json_v2_val,
            },
        )
        if created:
            self.stdout.write(
                self.style.SUCCESS(f"Created campaign {campaign_no}"),
            )
        for reward in campaign_data.reward_list:
            reward_, created = ChzzkReward.objects.update_or_create(
                campaign=campaign_obj,
                reward_no=reward.reward_no,
                defaults={
                    "image_url": reward.image_url,
                    "title": reward.title,
                    "reward_type": reward.reward_type,
                    "campaign_reward_type": getattr(
                        reward,
                        "campaign_reward_type",
                        "",
                    ),
                    "condition_type": reward.condition_type,
                    "condition_for_minutes": reward.condition_for_minutes,
                    "ios_based_reward": reward.ios_based_reward,
                    "code_remaining_count": reward.code_remaining_count,
                },
            )
            if created:
                self.stdout.write(
                    self.style.SUCCESS(
                        f"  Created reward {reward_.reward_no} for campaign {campaign_no}",
                    ),
                )

        self.stdout.write(
            self.style.SUCCESS(f"Imported campaign {campaign_no}"),
        )