from typing import Any, BinaryIO, List
from datetime import datetime

from utils.logger import setup_logger
from backend.condition.domain.mapping.mapper import Mapper
from backend.condition.domain.property_condition_survey import PropertyConditionSurvey
from backend.condition.parsing.parser import Parser
from backend.condition.persistence.condition_postgres import ConditionPostgres
from backend.condition.file_type import FileType, detect_file_type
from backend.condition.parsing.factory import select_parser, select_mapper

logger = setup_logger()


def process_file(file_stream: BinaryIO, source_key: str) -> None:
    logger.info(f"[processor] Received file: {source_key}")

    # Instantiation
    file_type: FileType = detect_file_type(source_key)
    parser: Parser = select_parser(file_type)
    mapper: Mapper = select_mapper(file_type)
    persistence = ConditionPostgres()

    # Orchestration
    raw_properties: List[Any] = parser.parse(file_stream)

    logger.info(
        f"[processor] Finished loading customer survey data for {len(raw_properties)} properties. Mapping..."
    )

    survey_year = datetime.now().year  # TODO: get this from filepath or elsewhere

    property_condition_surveys: List[PropertyConditionSurvey] = []

    for p in raw_properties:
        property_condition_surveys.append(
            mapper.map_asset_conditions_for_property(p, survey_year)
        )

    logger.info(
        f"[processor] Finished mapping {len(property_condition_surveys)} properties. Writing to database..."
    )

    persistence.bulk_insert_surveys(property_condition_surveys)

    logger.info(f"[processor] Finished loading surveys to database")