from __future__ import annotations

from typing import Any

from yuxi.channels.adapters.bluebubbles.config import BlueBubblesConfig
from yuxi.channels.adapters.bluebubbles.setup_core import validate_credentials, validate_server_url


class BlueBubblesSetupWizard:
    def __init__(self):
        self._config = BlueBubblesConfig()
        self._steps: list[dict[str, Any]] = []
        self._current_step = 0
        self._completed_steps: set[str] = set()

    @property
    def steps(self) -> list[dict[str, Any]]:
        return [
            {
                "id": "server_url",
                "title": "BlueBubbles 服务器地址",
                "description": "输入 BlueBubbles 服务器的 URL 地址",
                "config_key": "server_url",
                "required": True,
            },
            {
                "id": "password",
                "title": "服务器密码",
                "description": "输入 BlueBubbles 服务器的密码",
                "config_key": "password",
                "required": True,
                "sensitive": True,
            },
            {
                "id": "dm_policy",
                "title": "私聊策略",
                "description": "选择私聊消息的处理策略",
                "config_key": "dm_policy",
                "options": ["open", "pairing", "allowlist", "blocklist"],
                "default": "pairing",
            },
            {
                "id": "group_policy",
                "title": "群组策略",
                "description": "选择群组消息的处理策略",
                "config_key": "group_policy",
                "options": ["open", "pairing", "allowlist", "blocklist"],
                "default": "allowlist",
            },
            {
                "id": "streaming_mode",
                "title": "流式输出模式",
                "description": "选择消息流式输出的方式",
                "config_key": "streaming_mode",
                "options": ["off", "partial", "block"],
                "default": "partial",
            },
            {
                "id": "tapback_enabled",
                "title": "Tapback 反应",
                "description": "是否启用 Tapback 消息反应功能",
                "config_key": "tapback_enabled",
                "type": "bool",
                "default": True,
            },
            {
                "id": "ai_vision_enabled",
                "title": "AI 视觉分析",
                "description": "是否启用图片 AI 视觉分析功能",
                "config_key": "ai_vision_enabled",
                "type": "bool",
                "default": False,
            },
            {
                "id": "webhook_secret",
                "title": "Webhook 密钥",
                "description": "设置 Webhook 签名验证密钥（留空则随机生成）",
                "config_key": "webhook_secret",
                "required": False,
                "sensitive": True,
            },
        ]

    async def apply_config(self, config_updates: dict[str, Any]) -> dict[str, Any]:
        results: dict[str, Any] = {"success": True, "validations": {}}

        for key, value in config_updates.items():
            if hasattr(self._config, key):
                setattr(self._config, key, value)
                self._completed_steps.add(key)

        if "server_url" in config_updates:
            validation = await validate_server_url(config_updates["server_url"])
            results["validations"]["server_url"] = validation

        if "server_url" in config_updates and "password" in config_updates:
            validation = await validate_credentials(
                config_updates["server_url"],
                config_updates["password"],
            )
            results["validations"]["credentials"] = validation

        if "webhook_secret" in config_updates and not config_updates["webhook_secret"]:
            import secrets

            self._config.webhook_secret = secrets.token_hex(32)
            results["webhook_secret_generated"] = True

        return results

    def get_config_summary(self) -> dict[str, Any]:
        return {
            "server_url": self._config.server_url,
            "dm_policy": self._config.dm_policy,
            "group_policy": self._config.group_policy,
            "streaming_mode": self._config.streaming_mode,
            "tapback_enabled": self._config.tapback_enabled,
            "ai_vision_enabled": self._config.ai_vision_enabled,
            "webhook_path": self._config.webhook_path,
            "completed_steps": list(self._completed_steps),
            "total_steps": len(self.steps),
        }

    def to_config_dict(self) -> dict[str, Any]:
        return self._config.model_dump()

    def get_next_step(self) -> dict[str, Any] | None:
        for step in self.steps:
            if step["id"] not in self._completed_steps:
                return step
        return None

    def mark_step_complete(self, step_id: str) -> None:
        self._completed_steps.add(step_id)

    @property
    def is_complete(self) -> bool:
        required_steps = {s["id"] for s in self.steps if s.get("required")}
        return required_steps.issubset(self._completed_steps)


async def run_setup_wizard(
    server_url: str = "",
    password: str = "",
    dm_policy: str = "pairing",
    group_policy: str = "allowlist",
    streaming_mode: str = "partial",
) -> dict[str, Any]:
    wizard = BlueBubblesSetupWizard()

    config_updates: dict[str, Any] = {}
    if server_url:
        config_updates["server_url"] = server_url
    if password:
        config_updates["password"] = password
    if dm_policy:
        config_updates["dm_policy"] = dm_policy
    if group_policy:
        config_updates["group_policy"] = group_policy
    if streaming_mode:
        config_updates["streaming_mode"] = streaming_mode

    result = await wizard.apply_config(config_updates)

    return {
        "config": wizard.to_config_dict(),
        "validations": result.get("validations", {}),
        "complete": wizard.is_complete,
        "summary": wizard.get_config_summary(),
    }