from __future__ import annotations

from dataclasses import dataclass

from iaai_scraper.browser.fast_client import FastListingVehicle
from iaai_scraper.core.config import Settings
from iaai_scraper.core.runtime_config import RuntimeConfig, RuntimeFiltersConfig
from iaai_scraper.fast_sync import FastSyncEngine
from iaai_scraper.parsing.fast_mapper import FastCarMapper


def _listing_vehicle(inventory_id: str, *, status: str = "RS") -> FastListingVehicle:
    return FastListingVehicle(
        inventory_id=inventory_id,
        tenant="US",
        auction_id="1_1",
        auction_date="2026-04-08T08:30:00+00:00",
        inventory_status=status,
        currency="USD",
        timed_auction_closed=False,
        timed_auction_indicator=False,
        prebid_indicator=True,
        buynow_indicator=False,
    )


def _detail_payload(inventory_id: str, *, make: str = "ACURA", model: str = "RSX", bid: int = 500) -> dict:
    return {
        "inventoryView": {
            "attributes": {
                "Id": inventory_id,
                "Year": "2002",
                "Make": make,
                "Model": model,
                "Series": "BASE",
                "Currency": "USD",
                "ODOValue": "219187",
                "ExteriorColor": "GRAY",
                "DriveLineTypeDesc": "FWD",
                "Transmission": "Automatic",
                "BodyStyleName": "COUPE",
                "EngineSize": "2.0L I-4",
                "VehicleGrade": "50",
                "PrimaryDamageDesc": "NORMAL WEAR & TEAR",
            },
            "imageDimensions": {
                "keys": {"$values": [{"k": f"{inventory_id}~I1", "w": 1600, "h": 1200, "i": 0}]}
            },
        },
        "auctionInformation": {
            "prebidInformation": {"decimalHighBidAmount": str(bid), "highBidAmount": f"${bid}"},
            "biddingInformation": {"buyNowPrice": "$0"},
        },
    }


class FakeFastClient:
    def __init__(self, listing: list[FastListingVehicle], details: dict[str, dict]) -> None:
        self.listing = listing
        self.details = details
        self.detail_calls = 0
        self.persist_calls = 0

    def iter_listing_vehicles(self, *, listing_start_url=None, make=None, max_pages=None):  # noqa: ANN001, ANN202
        del listing_start_url, make, max_pages
        return iter(self.listing)

    def fetch_vehicle_detail_payload(self, inventory_id: str) -> dict:
        self.detail_calls += 1
        return self.details[inventory_id]

    def persist_session_state(self) -> None:
        self.persist_calls += 1


@dataclass
class FakePersistence:
    inserted: int = 0
    images: int = 0

    def get_existing_urls_and_ids(self, origin_urls, origin_ids):  # noqa: ANN001, ANN202
        del origin_urls, origin_ids
        return set(), set()

    def upsert_cars_batch(self, records):  # noqa: ANN001, ANN202
        self.inserted += len(records)
        self.images += sum(len(record.images) for record in records)
        return {"inserted": len(records), "updated": 0, "images_upserted": sum(len(record.images) for record in records)}

    def mark_sold_not_in_listing_by_urls(self, active_origin_urls, lane="iaai"):  # noqa: ANN001, ANN202
        del active_origin_urls, lane
        return 0


def test_fast_sync_engine_collects_details_and_bulk_upserts() -> None:
    listing = [_listing_vehicle("45078011~US"), _listing_vehicle("45268167~US")]
    details = {
        "45078011~US": _detail_payload("45078011~US", make="ACURA", model="RSX", bid=500),
        "45268167~US": _detail_payload("45268167~US", make="BMW", model="X5", bid=900),
    }
    client = FakeFastClient(listing, details)
    persistence = FakePersistence()
    engine = FastSyncEngine(
        client=client,  # type: ignore[arg-type]
        mapper=FastCarMapper(),
        persistence=persistence,  # type: ignore[arg-type]
        batch_size=10,
        fetch_concurrency=2,
    )

    result = engine.sync_listing(runtime_config=RuntimeConfig(), only_new=False)

    assert result["status"] == "success"
    assert result["cars_upserted"] == 2
    assert result["images_upserted"] == 2
    assert result["listing"]["mode"] == "fast_hidden_payload"
    assert client.detail_calls == 2
    assert client.persist_calls == 1


def test_fast_sync_engine_applies_runtime_filters_before_db() -> None:
    listing = [_listing_vehicle("45078011~US"), _listing_vehicle("45268167~US")]
    details = {
        "45078011~US": _detail_payload("45078011~US", make="ACURA", model="RSX", bid=500),
        "45268167~US": _detail_payload("45268167~US", make="BMW", model="X5", bid=900),
    }
    runtime = RuntimeConfig(filters=RuntimeFiltersConfig.from_dict({"brands": ["BMW"]}))
    persistence = FakePersistence()
    engine = FastSyncEngine(
        client=FakeFastClient(listing, details),  # type: ignore[arg-type]
        mapper=FastCarMapper(),
        persistence=persistence,  # type: ignore[arg-type]
        batch_size=10,
        fetch_concurrency=2,
    )

    result = engine.sync_listing(runtime_config=runtime, only_new=False)

    assert result["cars_upserted"] == 1
    assert result["cars_filtered"] == 1
    assert persistence.inserted == 1