import logging
import os
import requests
from typing import Dict, Any, List, Optional, Tuple

from wcferry import Wcf

from plugin_common.message_plugin_interface import MessagePluginInterface
from plugin_common.plugin_interface import PluginStatus
from utils.decorator.plugin_decorators import plugin_stats_decorator
from utils.robot_cmd.robot_command import Feature, PermissionStatus, GroupBotManager
from utils.decorator.points_decorator import plugin_points_cost


class VideoPlugin(MessagePluginInterface):
    """视频插件"""

    @property
    def name(self) -> str:
        return "黑丝视频"

    @property
    def version(self) -> str:
        return "1.0.0"

    @property
    def description(self) -> str:
        return "提供视频点播功能"

    @property
    def author(self) -> str:
        return "Trae AI"

    @property
    def command_prefix(self) -> Optional[str]:
        return ""  # 不需要前缀，直接匹配命令

    @property
    def commands(self) -> List[str]:
        return self._commands

    def __init__(self):
        super().__init__()
        # 修改为使用插件目录下的down_load_dir文件夹
        self.download_dir = os.path.join(os.path.dirname(os.path.abspath(__file__)), "down_load_dir")

    def initialize(self, context: Dict[str, Any]) -> bool:
        """初始化插件"""
        self.LOG = logging.getLogger(f"Plugin.{self.name}")
        self.LOG.info(f"正在初始化 {self.name} 插件...")

        # 保存上下文对象
        self.wcf = context.get("wcf")
        self.event_system = context.get("event_system")
        self.message_util = context.get("message_util")
        self.gbm = context.get("gbm")

        self._commands = self._config.get("Video", {}).get("command", ["黑丝视频", "黑丝", "来个黑丝", "搞个黑丝"])
        self.command_format = self._config.get("Video", {}).get("command-format", "黑丝")
        self.enable = self._config.get("Video", {}).get("enable", True)
        
        # 确保下载目录存在
        if not os.path.exists(self.download_dir):
            os.makedirs(self.download_dir, exist_ok=True)

        self.LOG.info(f"[{self.name}] 插件初始化完成，指令：{self._commands}")
        return True

    def start(self) -> bool:
        """启动插件"""
        self.LOG.info(f"[{self.name}] 插件已启动")
        self.status = PluginStatus.RUNNING
        return True

    def stop(self) -> bool:
        """停止插件"""
        self.LOG.info(f"[{self.name}] 插件已停止")
        self.status = PluginStatus.STOPPED
        return True

    def can_process(self, message: Dict[str, Any]) -> bool:
        """检查是否可以处理该消息"""
        if not self.enable:
            return False

        content = str(message.get("content", "")).strip()
        command = content.split(" ")[0]

        return command in self._commands

    @plugin_stats_decorator(plugin_name="视频插件")
    @plugin_points_cost(1, "视频插件消耗积分", Feature.VIDEO)
    def process_message(self, message: Dict[str, Any]) -> Tuple[bool, Optional[str]]:
        """处理消息"""
        content = str(message.get("content", "")).strip()
        self.LOG.info(f"插件执行： {self.name}：{content}")
        sender = message.get("sender")
        roomid = message.get("roomid", "")
        wcf: Wcf = message.get("wcf")
        gbm: GroupBotManager = message.get("gbm")

        # 检查权限
        if roomid and gbm.get_group_permission(roomid, Feature.VIDEO) == PermissionStatus.DISABLED:
            return False, "没有权限"

        try:
            # 下载视频
            save_path = os.path.join(self.download_dir, "video.mp4")
            file_abspath = self._download_stream("https://api.guiguiya.com/api/hook/heisis", save_path)
            
            if not file_abspath or not file_abspath.endswith("mp4"):
                wcf.send_text(f"\n❌视频下载失败，请稍后再试",
                              (roomid if roomid else sender), sender)
                return True, "视频下载失败"

            # 发送视频
            result = wcf.send_file(file_abspath, (roomid if roomid else sender))
            self.LOG.info(f"发送视频结果: {result}")
            return True, "发送成功"

        except Exception as e:
            self.LOG.error(f"处理视频请求出错: {e}")
            wcf.send_text(f"\n❌请求出错：{e}",
                          (roomid if roomid else sender), sender)
            return True, f"处理出错: {e}"

    def _download_stream(self, url, save_path):
        """
        从指定URL读取视频流并保存到本地
        :param url: 视频流的URL
        :param save_path: 本地保存路径（包含文件名，例如 "video.mp4"）
        """
        try:
            # 发送GET请求，启用流式传输
            response = requests.get(url, stream=True)

            # 检查请求是否成功
            response.raise_for_status()  # 如果状态码不是200，将抛出异常

            # 确保保存路径的目录存在
            os.makedirs(os.path.dirname(save_path) or ".", exist_ok=True)

            # 检查是否是视频流（可选，根据Content-Type判断）
            content_type = response.headers.get("Content-Type", "").lower()
            if "video" not in content_type and "application/octet-stream" not in content_type:
                self.LOG.warning(f"警告: 返回的可能不是视频流，Content-Type: {content_type}")
                self.LOG.warning(f"响应内容预览: {response.text[:100]}")  # 打印前100字符查看
                return None

            # 以二进制写入模式保存流数据
            with open(save_path, "wb") as file:
                for chunk in response.iter_content(chunk_size=1024):  # 分块读取，每块1KB
                    if chunk:  # 过滤空块
                        file.write(chunk)
            self.LOG.info(f"视频已下载到: {save_path}")
            return os.path.abspath(save_path)
        except requests.RequestException as e:
            self.LOG.error(f"请求失败: {e}")
        except IOError as e:
            self.LOG.error(f"文件写入失败: {e}")
        except Exception as e:
            self.LOG.error(f"发生未知错误: {e}")
        return None