from __future__ import annotations


def create_confirm_template(
    text: str,
    confirm_action: dict,
    cancel_action: dict | None = None,
) -> dict:
    cancel = cancel_action or {"type": "message", "label": "Cancel", "text": "cancel"}
    return {
        "type": "confirm",
        "text": text,
        "actions": [
            {"type": confirm_action.get("type", "message"), **{k: v for k, v in confirm_action.items() if k != "type"}},
            {"type": cancel.get("type", "message"), **{k: v for k, v in cancel.items() if k != "type"}},
        ],
    }


def create_buttons_template(
    title: str,
    text: str,
    actions: list[dict],
    *,
    thumbnail_image_url: str | None = None,
    image_aspect_ratio: str | None = None,
    image_size: str | None = None,
    default_action: dict | None = None,
) -> dict:
    template: dict = {
        "type": "buttons",
        "text": text[:160],
        "actions": actions[:4],
    }
    if title:
        template["title"] = title[:40]
    if thumbnail_image_url:
        template["thumbnailImageUrl"] = thumbnail_image_url
    if image_aspect_ratio:
        template["imageAspectRatio"] = image_aspect_ratio
    if image_size:
        template["imageSize"] = image_size
    if default_action:
        template["defaultAction"] = {
            "type": default_action.get("type", "uri"),
            **{k: v for k, v in default_action.items() if k != "type"},
        }
    return template


def create_carousel_template(columns: list[dict]) -> dict:
    return {
        "type": "carousel",
        "columns": columns[:12],
    }


def create_image_carousel_template(columns: list[dict]) -> dict:
    return {
        "type": "image_carousel",
        "columns": columns[:12],
    }


def create_carousel_column(
    title: str,
    text: str,
    actions: list[dict],
    *,
    thumbnail_image_url: str | None = None,
    image_background_color: str | None = None,
    default_action: dict | None = None,
) -> dict:
    column: dict = {
        "text": text[:120],
        "actions": actions[:3],
    }
    if title:
        column["title"] = title[:40]
    if thumbnail_image_url:
        column["thumbnailImageUrl"] = thumbnail_image_url
    if image_background_color:
        column["imageBackgroundColor"] = image_background_color
    if default_action:
        column["defaultAction"] = {
            "type": default_action.get("type", "uri"),
            **{k: v for k, v in default_action.items() if k != "type"},
        }
    return column


def create_yes_no_confirm(text: str, *, yes_text: str = "Yes", no_text: str = "No") -> dict:
    return create_confirm_template(
        text=text,
        confirm_action={"type": "message", "label": yes_text, "text": yes_text.lower()},
        cancel_action={"type": "message", "label": no_text, "text": no_text.lower()},
    )


def create_button_menu(title: str, text: str, buttons: list[dict]) -> dict:
    return create_buttons_template(title=title, text=text, actions=buttons)


def create_link_menu(title: str, text: str, links: list[tuple[str, str]]) -> dict:
    actions = [{"type": "uri", "label": label[:20], "uri": url} for label, url in links[:4]]
    return create_buttons_template(title=title, text=text, actions=actions)


def create_product_carousel(title: str, products: list[dict]) -> dict:
    columns = []
    for product in products[:12]:
        columns.append(create_carousel_column(
            title=product.get("title", ""),
            text=product.get("text", ""),
            actions=product.get("actions", []),
            thumbnail_image_url=product.get("thumbnail_image_url"),
        ))
    return create_carousel_template(columns)


def to_template_message(alt_text: str, template: dict) -> dict:
    return {
        "type": "template",
        "altText": alt_text[:400],
        "template": template,
    }