from datetime import datetime
from sqlalchemy.inspection import inspect

from .media_urls import resolve_media_url


def encode_value(value):
    if isinstance(value, datetime):
        return value.isoformat()
    if isinstance(value, list):
        return [encode_value(item) for item in value]
    if isinstance(value, dict):
        return {key: encode_value(item) for key, item in value.items()}
    return value


def model_dict(instance, include: dict[str, object] | None = None) -> dict:
    data = {column.key: encode_value(getattr(instance, column.key)) for column in inspect(instance).mapper.column_attrs}
    if include:
        for key, value in include.items():
            data[key] = encode_value(value)
    return data


def media_model_dict(instance) -> dict:
    return resolve_media_fields(model_dict(instance))


def resolve_media_fields(data: dict) -> dict:
    result = dict(data)
    for field in ("image", "avatar", "qrImage", "url"):
        if field in result:
            result[field] = resolve_media_url(result[field])
    for field in ("gallery", "images"):
        if field in result and isinstance(result[field], list):
            result[field] = [resolve_media_url(value) for value in result[field]]
    return result


def lead_dict(lead) -> dict:
    return model_dict(
        lead,
        {"assignedUser": {"id": lead.assignedUser.id, "name": lead.assignedUser.name} if lead.assignedUser else None},
    )


def public_wanfa_route_dict(route) -> dict:
    return {
        "id": route.id,
        "title": route.title,
        "subtitle": route.subtitle,
        "image": resolve_media_url(route.image),
        "routeCount": route.routeCount,
        "demandKeyword": route.demandKeyword,
    }


def public_wanfa_category_dict(category) -> dict:
    return {
        "id": category.id,
        "label": category.label,
        "routes": [public_wanfa_route_dict(route) for route in category.routes],
    }


def detail_record_dict(detail) -> dict:
    return media_model_dict(detail)


def public_detail_dict(detail, concierge_advisor=None) -> dict:
    return {
        "key": detail.key,
        "eyebrow": detail.eyebrow,
        "duration": detail.duration,
        "title": detail.title,
        "subtitle": detail.subtitle,
        "intro": detail.intro,
        "highlights": detail.highlights or [],
        "included": detail.included or [],
        "excluded": detail.excluded or [],
        "notes": detail.notes or [],
        "gallery": [resolve_media_url(image) for image in (detail.gallery or [])],
        "priceStartingValue": detail.priceStartingValue,
        "priceUnit": detail.priceUnit,
        "pricePeopleRange": detail.pricePeopleRange,
        "priceDescription": detail.priceDescription,
        "conciergeAdvisor": public_concierge_advisor_dict(concierge_advisor) if concierge_advisor else None,
    }


def public_home_wanfa_recommendation_dict(item) -> dict:
    return {
        "id": item.id,
        "categoryId": item.category.id,
        "label": item.category.label,
        "routes": [public_wanfa_route_dict(route) for route in item.category.routes],
    }


def concierge_advisor_dict(advisor) -> dict:
    return media_model_dict(advisor)


def public_concierge_advisor_dict(advisor) -> dict:
    return {
        "avatar": resolve_media_url(advisor.avatar),
        "name": advisor.name,
        "role": advisor.role,
        "details": advisor.details or [],
        "qrImage": resolve_media_url(advisor.qrImage),
    }


def public_home_experience_dict(item) -> dict:
    return {
        "id": item.id,
        "badge": item.badge,
        "category": item.category,
        "title": item.title,
        "englishTitle": item.englishTitle,
        "image": resolve_media_url(item.image),
        "demandKeyword": item.demandKeyword,
    }


def public_home_team_building_dict(item) -> dict:
    return {
        "id": item.id,
        "tag": item.tag,
        "title": item.title,
        "description": item.description,
        "image": resolve_media_url(item.image),
        "demandKeyword": item.demandKeyword,
    }


def public_home_team_building_detail_dict(item) -> dict:
    paragraphs = [
        paragraph.strip()
        for paragraph in (getattr(item, "detailParagraphs", None) or [])
        if isinstance(paragraph, str) and paragraph.strip()
    ]
    if not paragraphs:
        paragraphs = [item.description]
    return {
        **public_home_team_building_dict(item),
        "detailSubtitle": (getattr(item, "detailSubtitle", None) or item.description).strip(),
        "detailParagraphs": paragraphs,
    }


def public_home_wild_archive_dict(item) -> dict:
    return {
        "id": item.id,
        "title": item.title,
        "image": resolve_media_url(item.image),
        "demandKeyword": item.demandKeyword,
        "photoCount": len(item.images or [item.image]),
    }


def public_home_wild_archive_detail_dict(item) -> dict:
    images = [image for image in (item.images or []) if isinstance(image, str) and image.strip()]
    if not images:
        images = [item.image]
    return {
        **public_home_wild_archive_dict(item),
        "images": [resolve_media_url(image) for image in images],
    }