import { useRef } from "react";
import { useTranslation } from "react-i18next";
import useSWR, { mutate } from "swr";
import {
  SettingsRounded,
  PlayCircleOutlineRounded,
  PauseCircleOutlineRounded,
  BuildRounded,
} from "@mui/icons-material";
import {
  Box,
  Button,
  Tooltip,
  Typography,
  alpha,
  useTheme,
} from "@mui/material";
import { DialogRef, Switch } from "@/components/base";
import { GuardState } from "@/components/setting/mods/guard-state";
import { SysproxyViewer } from "@/components/setting/mods/sysproxy-viewer";
import { TunViewer } from "@/components/setting/mods/tun-viewer";
import { useVerge } from "@/hooks/use-verge";
import {
  getSystemProxy,
  getAutotemProxy,
  getRunningMode,
} from "@/services/cmds";
import { closeAllConnections } from "@/services/api";
import { showNotice } from "@/services/noticeService";
import { useServiceInstaller } from "@/hooks/useServiceInstaller";

interface ProxySwitchProps {
  label?: string;
  onError?: (err: Error) => void;
}

/**
 * 可复用的代理控制开关组件
 * 包含 Tun Mode 和 System Proxy 的开关功能
 */
const ProxyControlSwitches = ({ label, onError }: ProxySwitchProps) => {
  const { t } = useTranslation();
  const { verge, mutateVerge, patchVerge } = useVerge();
  const theme = useTheme();
  const { installServiceAndRestartCore } = useServiceInstaller();

  const { data: sysproxy } = useSWR("getSystemProxy", getSystemProxy);
  const { data: autoproxy } = useSWR("getAutotemProxy", getAutotemProxy);
  const { data: runningMode, mutate: mutateRunningMode } = useSWR(
    "getRunningMode",
    getRunningMode,
  );

  // 是否以sidecar模式运行
  const isSidecarMode = runningMode === "Sidecar";

  const sysproxyRef = useRef<DialogRef>(null);
  const tunRef = useRef<DialogRef>(null);

  const { enable_tun_mode, enable_system_proxy, proxy_auto_config } =
    verge ?? {};

  // 确定当前显示哪个开关
  const isSystemProxyMode = label === t("System Proxy") || !label;
  const isTunMode = label === t("Tun Mode");

  const onSwitchFormat = (_e: any, value: boolean) => value;
  const onChangeData = (patch: Partial<IVergeConfig>) => {
    mutateVerge({ ...verge, ...patch }, false);
  };

  const updateProxyStatus = async () => {
    await new Promise((resolve) => setTimeout(resolve, 100));
    await mutate("getSystemProxy");
    await mutate("getAutotemProxy");
  };

  // 安装系统服务
  const onInstallService = installServiceAndRestartCore;

  return (
    <Box>
      {label && (
        <Box
          sx={{
            fontSize: "15px",
            fontWeight: "500",
            mb: 0.5,
            display: "none",
          }}
        >
          {label}
        </Box>
      )}

      {/* 仅显示当前选中的开关 */}
      {isSystemProxyMode && (
        <Box
          sx={{
            display: "flex",
            alignItems: "center",
            justifyContent: "space-between",
            p: 1,
            borderRadius: 1.5,
            bgcolor: enable_system_proxy
              ? alpha(theme.palette.success.main, 0.07)
              : "transparent",
            transition: "background-color 0.3s",
          }}
        >
          <Box sx={{ display: "flex", alignItems: "center" }}>
            {enable_system_proxy ? (
              <PlayCircleOutlineRounded
                sx={{ color: "success.main", mr: 1.5, fontSize: 28 }}
              />
            ) : (
              <PauseCircleOutlineRounded
                sx={{ color: "text.disabled", mr: 1.5, fontSize: 28 }}
              />
            )}

            <Box>
              <Typography
                variant="subtitle1"
                sx={{ fontWeight: 500, fontSize: "15px" }}
              >
                {t("System Proxy")}
              </Typography>
              {/*               <Typography variant="caption" color="text.secondary">
                {sysproxy?.enable
                  ? t("Proxy is active")
                  : t("Enable this for most users")
                }
              </Typography> */}
            </Box>
          </Box>

          <Box sx={{ display: "flex", alignItems: "center" }}>
            <Tooltip title={t("System Proxy Info")} arrow>
              <Box
                sx={{
                  mr: 1,
                  color: "text.secondary",
                  "&:hover": { color: "primary.main" },
                  cursor: "pointer",
                }}
                onClick={() => sysproxyRef.current?.open()}
              >
                <SettingsRounded fontSize="small" />
              </Box>
            </Tooltip>

            <GuardState
              value={enable_system_proxy ?? false}
              valueProps="checked"
              onCatch={onError}
              onFormat={onSwitchFormat}
              onChange={(e) => onChangeData({ enable_system_proxy: e })}
              onGuard={async (e) => {
                if (!e && verge?.auto_close_connection) {
                  closeAllConnections();
                }
                await patchVerge({ enable_system_proxy: e });
                await updateProxyStatus();
              }}
            >
              <Switch edge="end" />
            </GuardState>
          </Box>
        </Box>
      )}

      {isTunMode && (
        <Box
          sx={{
            display: "flex",
            alignItems: "center",
            justifyContent: "space-between",
            p: 1,
            borderRadius: 1.5,
            bgcolor: enable_tun_mode
              ? alpha(theme.palette.success.main, 0.07)
              : "transparent",
            opacity: isSidecarMode ? 0.6 : 1,
            transition: "background-color 0.3s",
          }}
        >
          <Box sx={{ display: "flex", alignItems: "center" }}>
            {enable_tun_mode ? (
              <PlayCircleOutlineRounded
                sx={{ color: "success.main", mr: 1.5, fontSize: 28 }}
              />
            ) : (
              <PauseCircleOutlineRounded
                sx={{ color: "text.disabled", mr: 1.5, fontSize: 28 }}
              />
            )}

            <Box>
              <Typography
                variant="subtitle1"
                sx={{ fontWeight: 500, fontSize: "15px" }}
              >
                {t("Tun Mode")}
              </Typography>
            </Box>
          </Box>

          <Box sx={{ display: "flex", alignItems: "center" }}>
            {isSidecarMode && (
              <Tooltip title={t("Install Service")} arrow>
                <Button
                  variant="outlined"
                  color="primary"
                  size="small"
                  onClick={onInstallService}
                  sx={{ mr: 1, minWidth: "32px", p: "4px" }}
                >
                  <BuildRounded fontSize="small" />
                </Button>
              </Tooltip>
            )}

            <Tooltip title={t("Tun Mode Info")} arrow>
              <Box
                sx={{
                  mr: 1,
                  color: "text.secondary",
                  "&:hover": { color: "primary.main" },
                  cursor: "pointer",
                }}
                onClick={() => tunRef.current?.open()}
              >
                <SettingsRounded fontSize="small" />
              </Box>
            </Tooltip>

            <GuardState
              value={enable_tun_mode ?? false}
              valueProps="checked"
              onCatch={onError}
              onFormat={onSwitchFormat}
              onChange={(e) => {
                if (isSidecarMode) {
                  showNotice(
                    "error",
                    t("TUN requires Service Mode or Admin Mode"),
                  );
                  return Promise.reject(
                    new Error(t("TUN requires Service Mode or Admin Mode")),
                  );
                }
                onChangeData({ enable_tun_mode: e });
              }}
              onGuard={(e) => {
                if (isSidecarMode) {
                  showNotice(
                    "error",
                    t("TUN requires Service Mode or Admin Mode"),
                  );
                  return Promise.reject(
                    new Error(t("TUN requires Service Mode or Admin Mode")),
                  );
                }
                return patchVerge({ enable_tun_mode: e });
              }}
            >
              <Switch edge="end" disabled={isSidecarMode} />
            </GuardState>
          </Box>
        </Box>
      )}

      {/* 引用对话框组件 */}
      <SysproxyViewer ref={sysproxyRef} />
      <TunViewer ref={tunRef} />
    </Box>
  );
};

export default ProxyControlSwitches;