from __future__ import annotations

import logging
from collections import defaultdict
from typing import TYPE_CHECKING, Any

import httpx

from yuxi.channels.models import DeliveryResult

if TYPE_CHECKING:
    from yuxi.channels.adapters.dingding.token import DingDingTokenManager

logger = logging.getLogger(__name__)

DINGTALK_API_BASE = "https://api.dingtalk.com"


class CoolAppRouter:
    def __init__(self, config: dict[str, Any] | None = None):
        self._routes: dict[str, str] = {}
        self._sticky_cards: dict[str, dict[str, Any]] = defaultdict(dict)
        self._shortcuts: dict[str, list[dict[str, Any]]] = defaultdict(list)
        self._configure(config)

    def _configure(self, config: dict[str, Any] | None) -> None:
        if not config:
            return
        cool_app_config = config.get("cool_app", {})
        if not isinstance(cool_app_config, dict):
            return
        routes = cool_app_config.get("routes", {})
        if isinstance(routes, dict):
            for cool_code, agent_name in routes.items():
                self.register(cool_code, agent_name)

    def register(self, cool_app_code: str, agent_name: str) -> None:
        self._routes[cool_app_code] = agent_name
        logger.info("[DingDing CoolApp] Registered route: %s → %s", cool_app_code, agent_name)

    def unregister(self, cool_app_code: str) -> None:
        self._routes.pop(cool_app_code, None)

    def resolve(self, cool_app_code: str) -> str | None:
        return self._routes.get(cool_app_code)

    def list_routes(self) -> dict[str, str]:
        return dict(self._routes)

    def set_sticky_card(self, chat_id: str, card_data: dict[str, Any]) -> None:
        self._sticky_cards[chat_id] = card_data

    def get_sticky_card(self, chat_id: str) -> dict[str, Any] | None:
        return self._sticky_cards.get(chat_id)

    def remove_sticky_card(self, chat_id: str) -> None:
        self._sticky_cards.pop(chat_id, None)

    def set_shortcuts(self, chat_id: str, items: list[dict[str, Any]]) -> None:
        self._shortcuts[chat_id] = items

    def get_shortcuts(self, chat_id: str) -> list[dict[str, Any]]:
        return list(self._shortcuts.get(chat_id, []))


async def send_cool_app_card(
    token_manager: DingDingTokenManager,
    robot_code: str,
    card_data: dict[str, Any],
    *,
    open_conversation_id: str = "",
    user_ids: list[str] | None = None,
    cool_app_code: str = "",
    http_client: httpx.AsyncClient | None = None,
) -> DeliveryResult:
    token = await token_manager.get_token()
    url = f"{DINGTALK_API_BASE}/v1.0/card/instances"
    headers = {
        "x-acs-dingtalk-access-token": token,
        "Content-Type": "application/json",
    }
    payload: dict[str, Any] = {
        "robotCode": robot_code,
        "cardData": card_data.get("cardData", card_data),
    }
    if open_conversation_id:
        payload["openConversationId"] = open_conversation_id
    if user_ids:
        payload["userIds"] = user_ids
    if cool_app_code:
        payload["coolAppCode"] = cool_app_code
    card_biz_id = card_data.get("cardBizId", "")
    if card_biz_id:
        payload["cardBizId"] = card_biz_id
    private_data = card_data.get("privateData", {})
    if private_data:
        payload["privateData"] = private_data

    try:
        if http_client is not None:
            resp = await http_client.post(url, json=payload, headers=headers)
        else:
            async with httpx.AsyncClient(timeout=httpx.Timeout(15)) as client:
                resp = await client.post(url, json=payload, headers=headers)

        if resp.status_code != 200:
            return DeliveryResult(
                success=False, error=f"Cool App card API HTTP {resp.status_code}: {resp.text[:200]}"
            )

        data = resp.json()
        return DeliveryResult(
            success=True,
            message_id=data.get("processQueryKey", data.get("cardInstanceId", "")),
        )
    except Exception as e:
        logger.error(f"[DingDing CoolApp] send_cool_app_card failed: {e}")
        return DeliveryResult(success=False, error=str(e))


async def update_cool_app_card(
    token_manager: DingDingTokenManager,
    robot_code: str,
    card_instance_id: str,
    card_data: dict[str, Any],
    *,
    open_conversation_id: str = "",
    http_client: httpx.AsyncClient | None = None,
) -> DeliveryResult:
    token = await token_manager.get_token()
    url = f"{DINGTALK_API_BASE}/v1.0/card/instances/{card_instance_id}"
    headers = {
        "x-acs-dingtalk-access-token": token,
        "Content-Type": "application/json",
    }
    payload: dict[str, Any] = {
        "robotCode": robot_code,
        "cardData": card_data.get("cardData", card_data),
    }
    if open_conversation_id:
        payload["openConversationId"] = open_conversation_id
    update_options = card_data.get("updateOptions", card_data.get("sendOptions"))
    if update_options:
        payload["updateOptions"] = update_options
        if "sendOptions" not in payload:
            payload["sendOptions"] = update_options
    private_data = card_data.get("privateData", {})
    if private_data:
        payload["privateData"] = private_data

    try:
        if http_client is not None:
            resp = await http_client.put(url, json=payload, headers=headers)
        else:
            async with httpx.AsyncClient(timeout=httpx.Timeout(15)) as client:
                resp = await client.put(url, json=payload, headers=headers)

        if resp.status_code != 200:
            return DeliveryResult(
                success=False, error=f"Cool App card update API HTTP {resp.status_code}: {resp.text[:200]}"
            )

        return DeliveryResult(success=True)
    except Exception as e:
        logger.error(f"[DingDing CoolApp] update_cool_app_card failed: {e}")
        return DeliveryResult(success=False, error=str(e))


def parse_cool_app_code(raw: dict[str, Any]) -> str:
    return raw.get("coolAppCode", raw.get("outTrackId", ""))


def parse_card_callback_data(raw: dict[str, Any]) -> dict[str, Any]:
    content = raw.get("content", "") or raw.get("text", "")
    import json

    if isinstance(content, str):
        try:
            parsed = json.loads(content)
        except (json.JSONDecodeError, TypeError):
            return {}
        return parsed
    if isinstance(content, dict):
        return content
    return {}


def parse_card_private_data(raw: dict[str, Any]) -> dict[str, Any]:
    card_data = parse_card_callback_data(raw)
    return card_data.get("cardPrivateData", card_data.get("privateData", {}))