"""Microsoft Teams Presentation Card Builder。

buildMSTeamsPresentationCard，支持 title/text/context/divider/buttons 等
通用 block 类型转换为 Adaptive Card。
"""

from __future__ import annotations

from typing import Any


def build_presentation_card(
    title: str = "",
    blocks: list[dict[str, Any]] | None = None,
) -> dict[str, Any]:
    body: list[dict[str, Any]] = []

    if title:
        body.append(
            {
                "type": "TextBlock",
                "size": "Large",
                "weight": "Bolder",
                "text": title,
            }
        )

    for block in blocks or []:
        converted = _convert_block(block)
        if converted:
            if isinstance(converted, list):
                body.extend(converted)
            else:
                body.append(converted)

    return {
        "type": "AdaptiveCard",
        "version": "1.5",
        "body": body,
    }


def _convert_block(block: dict[str, Any]) -> dict[str, Any] | list[dict[str, Any]] | None:
    block_type = block.get("type", "text")

    if block_type == "text":
        return {
            "type": "TextBlock",
            "text": block.get("text", ""),
            "wrap": block.get("wrap", True),
            "size": block.get("size", "default"),
            "weight": block.get("weight", "default"),
            "isSubtle": block.get("is_subtle", False),
            "spacing": block.get("spacing", "default"),
        }

    if block_type == "context":
        return {
            "type": "TextBlock",
            "text": block.get("text", ""),
            "wrap": True,
            "isSubtle": True,
            "size": "small",
            "spacing": "small",
        }

    if block_type == "divider":
        return []

    if block_type == "section":
        items: list[dict[str, Any]] = []
        title = block.get("title", "")
        if title:
            items.append(
                {
                    "type": "TextBlock",
                    "text": title,
                    "weight": "Bolder",
                    "wrap": True,
                }
            )
        text = block.get("text", "")
        if text:
            items.append(
                {
                    "type": "TextBlock",
                    "text": text,
                    "wrap": True,
                }
            )
        return items

    if block_type == "facts":
        facts = block.get("facts", {})
        return {
            "type": "FactSet",
            "facts": [{"title": k, "value": v} for k, v in facts.items()],
        }

    if block_type == "image":
        return {
            "type": "Image",
            "url": block.get("url", ""),
            "altText": block.get("alt", ""),
            "size": block.get("size", "auto"),
        }

    if block_type == "buttons":
        buttons = block.get("buttons", [])
        return {
            "type": "ActionSet",
            "actions": [
                {
                    "type": "Action.OpenUrl" if btn.get("url") else "Action.Submit",
                    "title": btn.get("title", "Button"),
                    "url": btn.get("url", ""),
                    "data": btn.get("data", {}),
                    "style": btn.get("style", "default"),
                }
                for btn in buttons
            ],
        }

    return None


def add_actions_to_card(
    card: dict[str, Any],
    actions: list[dict[str, Any]],
) -> dict[str, Any]:
    formatted = [
        {
            "type": "Action.OpenUrl" if a.get("url") else "Action.Submit",
            "title": a.get("title", "Action"),
            "url": a.get("url", ""),
            "data": a.get("data", {}),
            "style": a.get("style", "default"),
        }
        for a in actions
    ]
    card["actions"] = formatted
    return card