BUTTON_MAX = 3
BUTTON_TITLE_MAX = 20
GENERIC_CARD_MAX = 10
CARD_TITLE_MAX = 80
CARD_SUBTITLE_MAX = 80


def build_button_template(text: str, buttons: list[dict]) -> dict:
    return {
        "text": text[:640],
        "buttons": buttons[:BUTTON_MAX],
    }


def build_generic_template(cards: list[dict], image_aspect_ratio: str = "horizontal") -> dict:
    return {
        "elements": cards[:GENERIC_CARD_MAX],
        "image_aspect_ratio": image_aspect_ratio,
    }


def build_media_template(media_type: str, url: str, button: dict | None = None) -> dict:
    result: dict = {
        "elements": [
            {
                "media_type": media_type,
                "url": url,
            }
        ],
    }
    if button:
        result["elements"][0]["buttons"] = [button]
    return result


def build_receipt_template(
    recipient_name: str,
    order_number: str,
    currency: str,
    payment_method: str,
    summary: dict,
    elements: list[dict] | None = None,
    address: dict | None = None,
    adjustments: list[dict] | None = None,
) -> dict:
    result: dict = {
        "recipient_name": recipient_name,
        "order_number": order_number,
        "currency": currency,
        "payment_method": payment_method,
        "summary": summary,
    }
    if elements:
        result["elements"] = elements[:100]
    if address:
        result["address"] = address
    if adjustments:
        result["adjustments"] = adjustments
    return result


def build_url_button(title: str, url: str, webview_height_ratio: str = "full") -> dict:
    return {
        "type": "web_url",
        "url": url,
        "title": title[:BUTTON_TITLE_MAX],
        "webview_height_ratio": webview_height_ratio,
    }


def build_postback_button(title: str, payload: str) -> dict:
    return {
        "type": "postback",
        "title": title[:BUTTON_TITLE_MAX],
        "payload": payload,
    }


def build_phone_number_button(title: str, phone_number: str) -> dict:
    return {
        "type": "phone_number",
        "title": title[:BUTTON_TITLE_MAX],
        "payload": phone_number,
    }


def build_generic_card(
    title: str,
    subtitle: str = "",
    image_url: str = "",
    buttons: list[dict] | None = None,
    default_action: dict | None = None,
) -> dict:
    card: dict = {
        "title": title[:CARD_TITLE_MAX],
    }
    if subtitle:
        card["subtitle"] = subtitle[:CARD_SUBTITLE_MAX]
    if image_url:
        card["image_url"] = image_url
    if buttons:
        card["buttons"] = buttons[:BUTTON_MAX]
    if default_action:
        card["default_action"] = default_action
    return card