/* eslint-disable @eslint-react/set-state-in-effect */
import {
  AccessTimeRounded,
  ArrowDropDown,
  ChevronRight,
  NetworkCheckRounded,
  WifiOff as SignalError,
  SignalWifi3Bar as SignalGood,
  SignalWifi2Bar as SignalMedium,
  SignalWifi0Bar as SignalNone,
  SignalWifi4Bar as SignalStrong,
  SignalWifi1Bar as SignalWeak,
  SortByAlphaRounded,
  SortRounded,
} from '@mui/icons-material'
import {
  Box,
  Button,
  ButtonBase,
  Chip,
  ClickAwayListener,
  IconButton,
  MenuItem,
  MenuList,
  Paper,
  Popper,
  type PopperProps,
  Tooltip,
  Typography,
  alpha,
  useTheme,
} from '@mui/material'
import { useLockFn } from 'ahooks'
import { useCallback, useEffect, useId, useMemo, useRef, useState } from 'react'
import { useTranslation } from 'react-i18next'
import { useNavigate } from 'react-router'

import { EnhancedCard } from '@/components/home/enhanced-card'
import type { ProxySortType } from '@/components/proxy/use-filter-sort'
import { useGroupDelays } from '@/hooks/use-group-delays'
import { useProfiles } from '@/hooks/use-profiles'
import { useProxySelection } from '@/hooks/use-proxy-selection'
import { useVerge } from '@/hooks/use-verge'
import {
  useAppRefreshers,
  useClashConfigData,
  useCoreDataStatus,
  useProxiesData,
} from '@/providers/app-data-context'
import { syncTrayProxySelection } from '@/services/cmds'
import delayManager from '@/services/delay'
import { mutate } from '@/services/mutate'
import { profileTestUrls } from '@/services/proxy-test-url'
import {
  findCurrentGroupMember,
  getRecord,
  isInteractableMember,
  memberDetails,
  resolveMember,
  type ProxyGroupView,
  type ResolvedProxyMember,
} from '@/types/proxy-view'
import { debugLog } from '@/utils/debug'
import { compareByDelay, DEFAULT_DELAY_TIMEOUT } from '@/utils/delay'

const STORAGE_KEY_GROUP = 'clash-verge-selected-proxy-group'
const STORAGE_KEY_SORT_TYPE = 'clash-verge-proxy-sort-type'

const AUTO_CHECK_DEFAULT_INTERVAL_MINUTES = 5
const AUTO_CHECK_INITIAL_DELAY_MS = 100
const PROXY_MENU_MAX_HEIGHT = 500
const PROXY_MENU_VIEWPORT_MARGIN = 8

const proxyMenuModifiers: PopperProps['modifiers'] = [
  {
    name: 'menuSize',
    enabled: true,
    phase: 'beforeRead',
    fn: ({ state }) => {
      const popper = state.elements.popper
      const anchor = state.elements.reference.getBoundingClientRect()
      const viewportHeight = popper.ownerDocument.documentElement.clientHeight
      // Use the larger side before flip runs so sizing cannot alternate with placement.
      const availableHeight =
        Math.max(anchor.top, viewportHeight - anchor.bottom) -
        PROXY_MENU_VIEWPORT_MARGIN
      popper.style.width = `${anchor.width}px`
      popper.style.setProperty(
        '--proxy-menu-max-height',
        `${Math.max(0, Math.min(PROXY_MENU_MAX_HEIGHT, availableHeight))}px`,
      )
      state.rects.popper.width = popper.offsetWidth
      state.rects.popper.height = popper.offsetHeight
    },
  },
  {
    name: 'showMenu',
    enabled: true,
    phase: 'beforeWrite',
    requires: ['computeStyles'],
    fn: ({ state }) => {
      state.styles.popper.visibility = 'visible'
    },
  },
]

interface ProxyOption {
  memberIndex: number
  member: ResolvedProxyMember
  value: string
  name: string
  disabled: boolean
}

type OpenSelect = 'group' | 'proxy' | null

function convertDelayColor(
  delayValue: number,
): 'success' | 'warning' | 'error' | 'primary' | 'default' {
  const colorStr = delayManager.formatDelayColor(delayValue)
  if (!colorStr) return 'default'

  const mainColor = colorStr.split('.')[0]

  switch (mainColor) {
    case 'success':
      return 'success'
    case 'warning':
      return 'warning'
    case 'error':
      return 'error'
    case 'primary':
      return 'primary'
    default:
      return 'default'
  }
}

function getSignalIcon(
  delay: number,
  translate: (key: string) => string,
): {
  icon: React.ReactElement
  text: string
  color: string
} {
  if (delay === -2)
    return {
      icon: <SignalNone />,
      text: translate('home.components.currentProxy.status.testing'),
      color: 'text.secondary',
    }
  if (delay === -1)
    return {
      icon: <SignalNone />,
      text: translate('home.components.currentProxy.status.untested'),
      color: 'text.secondary',
    }
  if (delay > 1e5)
    return {
      icon: <SignalError />,
      text: translate('home.components.currentProxy.status.error'),
      color: 'error.main',
    }
  if (delay === 0 || delay >= 10000)
    return {
      icon: <SignalError />,
      text: translate('home.components.currentProxy.status.timeout'),
      color: 'error.main',
    }
  if (delay >= 500)
    return {
      icon: <SignalWeak />,
      text: translate('home.components.currentProxy.status.latencyHigh'),
      color: 'error.main',
    }
  if (delay >= 300)
    return {
      icon: <SignalMedium />,
      text: translate('home.components.currentProxy.status.latencyMedium'),
      color: 'warning.main',
    }
  if (delay >= 200)
    return {
      icon: <SignalGood />,
      text: translate('home.components.currentProxy.status.latencyGood'),
      color: 'info.main',
    }
  return {
    icon: <SignalStrong />,
    text: translate('home.components.currentProxy.status.latencyExcellent'),
    color: 'success.main',
  }
}

const optionValue = (memberIndex: number, member: ResolvedProxyMember) =>
  `${memberIndex}:${
    member.kind === 'node' ? member.node.recordId : member.ref.name
  }`

const sortProxyOptions = (
  options: ProxyOption[],
  sortType: ProxySortType,
  delayOf: (member: ResolvedProxyMember) => number,
  latencyTimeout?: number,
) => {
  if (sortType === 0) return options
  if (sortType === 2) {
    return [...options].sort((a, b) => a.name.localeCompare(b.name))
  }

  const effectiveTimeout =
    typeof latencyTimeout === 'number' && latencyTimeout > 0
      ? latencyTimeout
      : DEFAULT_DELAY_TIMEOUT

  return options
    .map((option) => ({ option, delay: delayOf(option.member) }))
    .sort((a, b) => {
      const byDelay = compareByDelay(a.delay, b.delay, effectiveTimeout)
      return byDelay || a.option.name.localeCompare(b.option.name)
    })
    .map(({ option }) => option)
}

interface PersistentSelectProps {
  label: string
  displayValue: React.ReactNode
  open: boolean
  disabled: boolean
  keepOpenRef: React.RefObject<HTMLElement | null>
  onOpenChange: (open: boolean) => void
  renderOptions: () => React.ReactNode
}

const PersistentSelect = ({
  label,
  displayValue,
  open,
  disabled,
  keepOpenRef,
  onOpenChange,
  renderOptions,
}: PersistentSelectProps) => {
  const id = useId()
  const labelId = `${id}-label`
  const valueId = `${id}-value`
  const listboxId = `${id}-listbox`
  const anchorRef = useRef<HTMLButtonElement>(null)
  const listRef = useRef<HTMLUListElement>(null)

  const popperOptions = useMemo<PopperProps['popperOptions']>(
    () => ({
      onFirstUpdate: () => {
        const list = listRef.current
        const paper = list?.parentElement
        const item =
          list?.querySelector<HTMLElement>(
            '[aria-selected="true"]:not([aria-disabled="true"])',
          ) ??
          list?.querySelector<HTMLElement>(
            '[role="option"]:not([aria-disabled="true"])',
          )
        if (!item || !paper) return

        // Focusing before positioning can scroll the page instead of just the menu.
        item.focus({ preventScroll: true })
        paper.scrollTop +=
          item.getBoundingClientRect().top -
          paper.getBoundingClientRect().top -
          (paper.clientHeight - item.offsetHeight) / 2
      },
    }),
    [],
  )

  useEffect(() => {
    if (!open) return

    const closeFromKeyboard = (event: KeyboardEvent) => {
      if (event.key === 'Tab') {
        onOpenChange(false)
      } else if (event.key === 'Escape') {
        onOpenChange(false)
        anchorRef.current?.focus({ preventScroll: true })
      }
    }
    document.addEventListener('keydown', closeFromKeyboard)
    return () => document.removeEventListener('keydown', closeFromKeyboard)
  }, [onOpenChange, open])

  return (
    <ClickAwayListener
      onClickAway={(event) => {
        if (!open) return
        const target = event.target
        if (target instanceof Node && keepOpenRef.current?.contains(target)) {
          return
        }
        onOpenChange(false)
      }}
    >
      <Box>
        <Box
          sx={{
            position: 'relative',
            borderRadius: 1,
            '& fieldset': {
              borderColor: (theme) =>
                alpha(theme.palette.text.primary, disabled ? 0.12 : 0.23),
            },
            ...(!disabled && {
              '&:hover fieldset': { borderColor: 'text.primary' },
              '&:focus-within fieldset': {
                borderColor: 'primary.main',
                borderWidth: 2,
              },
              '&:focus-within legend': { color: 'primary.main' },
            }),
          }}
        >
          <ButtonBase
            ref={anchorRef}
            type="button"
            role="combobox"
            aria-labelledby={`${labelId} ${valueId}`}
            aria-haspopup="listbox"
            aria-controls={open ? listboxId : undefined}
            aria-expanded={open}
            disabled={disabled}
            onClick={() => onOpenChange(!open)}
            onKeyDown={(event) => {
              if (event.key === 'ArrowDown' || event.key === 'ArrowUp') {
                event.preventDefault()
                onOpenChange(true)
              }
            }}
            sx={{
              width: '100%',
              height: 40,
              px: 1.75,
              borderRadius: 'inherit',
              justifyContent: 'space-between',
              textAlign: 'left',
              color: disabled ? 'text.disabled' : 'text.primary',
            }}
          >
            <Box id={valueId} sx={{ minWidth: 0, flex: 1 }}>
              {displayValue}
            </Box>
            <ArrowDropDown
              sx={{
                ml: 1,
                color: disabled ? 'action.disabled' : 'action.active',
                transform: open ? 'rotate(180deg)' : undefined,
              }}
            />
          </ButtonBase>
          <Box
            component="fieldset"
            sx={{
              position: 'absolute',
              inset: '-5px 0 0',
              m: 0,
              px: 1,
              minWidth: 0,
              border: '1px solid',
              borderRadius: 'inherit',
              pointerEvents: 'none',
            }}
          >
            <Box
              component="legend"
              id={labelId}
              sx={{
                px: 0.5,
                typography: 'caption',
                lineHeight: '11px',
                color: disabled ? 'text.disabled' : 'text.secondary',
              }}
            >
              {label}
            </Box>
          </Box>
        </Box>

        <Popper
          open={open}
          anchorEl={anchorRef.current}
          placement="bottom-start"
          modifiers={proxyMenuModifiers}
          popperOptions={popperOptions}
          sx={{
            visibility: 'hidden',
            zIndex: (theme) => theme.zIndex.modal,
          }}
        >
          <Paper
            elevation={8}
            sx={{
              maxHeight: `var(--proxy-menu-max-height, ${PROXY_MENU_MAX_HEIGHT}px)`,
              overflow: 'auto',
            }}
          >
            <MenuList
              ref={listRef}
              id={listboxId}
              role="listbox"
              aria-labelledby={labelId}
              variant="selectedMenu"
            >
              {open && renderOptions()}
            </MenuList>
          </Paper>
        </Popper>
      </Box>
    </ClickAwayListener>
  )
}

interface PersistentProxySelectProps
  extends Omit<PersistentSelectProps, 'displayValue' | 'renderOptions'> {
  value: string
  selectedName: string
  groupName: string
  fixed?: string | null
  selectedDelay: number
  options: ProxyOption[]
  onChange: (value: string) => void
}

const PersistentProxySelect = ({
  groupName,
  fixed,
  selectedName,
  selectedDelay,
  options,
  value,
  onChange,
  ...props
}: PersistentProxySelectProps) => {
  const fixedProxyInUsed = selectedName === fixed

  return (
    <PersistentSelect
      {...props}
      displayValue={
        <Box
          sx={{
            display: 'flex',
            justifyContent: 'space-between',
            alignItems: 'center',
          }}
        >
          <Typography noWrap>{selectedName}</Typography>
          <Chip
            size="small"
            label={delayManager.formatDelay(selectedDelay)}
            color={convertDelayColor(selectedDelay)}
          />
          {fixedProxyInUsed && (
            <span
              style={{
                position: 'absolute',
                fontSize: '12px',
                top: '-3px',
                right: '25px',
              }}
            >
              📌
            </span>
          )}
        </Box>
      }
      renderOptions={() =>
        options.map((option) => {
          const selected = option.value === value
          const isFixed = option.name === fixed
          const delay = option.disabled
            ? -1
            : delayManager.getDelayFix(option.member, groupName)

          return (
            <MenuItem
              key={option.value}
              role="option"
              aria-selected={selected}
              selected={selected}
              disabled={option.disabled}
              onClick={() => {
                if (!option.disabled) onChange(option.value)
              }}
              sx={{
                display: 'flex',
                justifyContent: 'space-between',
                alignItems: 'center',
                width: '100%',
                pr: 1,
              }}
            >
              {isFixed && (
                <span
                  style={{
                    position: 'absolute',
                    fontSize: '12px',
                    top: '-5px',
                    right: '5px',
                    ...(!fixedProxyInUsed && {
                      filter: 'grayscale(1)',
                    }),
                  }}
                >
                  📌
                </span>
              )}
              <Typography noWrap sx={{ flex: 1, mr: 1 }}>
                {option.name}
              </Typography>
              {!option.disabled && (
                <Chip
                  size="small"
                  label={delayManager.formatDelay(delay)}
                  color={convertDelayColor(delay)}
                  sx={{
                    minWidth: '60px',
                    height: '22px',
                    flexShrink: 0,
                  }}
                />
              )}
            </MenuItem>
          )
        })
      }
    />
  )
}

export const CurrentProxyCard = () => {
  const { t } = useTranslation()
  const navigate = useNavigate()
  const theme = useTheme()
  const { proxyView } = useProxiesData()
  const { clashConfig } = useClashConfigData()
  const { refreshProxy } = useAppRefreshers()
  const { isCoreDataPending } = useCoreDataStatus()
  const { verge } = useVerge()
  const { current: currentProfile } = useProfiles()
  const autoDelayEnabled = verge?.enable_auto_delay_detection ?? false
  const defaultLatencyTimeout = verge?.default_latency_timeout
  const autoDelayIntervalMs = useMemo(() => {
    const rawInterval = verge?.auto_delay_detection_interval_minutes
    const intervalMinutes =
      typeof rawInterval === 'number' && rawInterval > 0
        ? rawInterval
        : AUTO_CHECK_DEFAULT_INTERVAL_MINUTES
    return Math.max(1, Math.round(intervalMinutes)) * 60 * 1000
  }, [verge?.auto_delay_detection_interval_minutes])
  const currentProfileId = currentProfile?.uid || null

  const getProfileStorageKey = useCallback(
    (baseKey: string) =>
      currentProfileId ? `${baseKey}:${currentProfileId}` : baseKey,
    [currentProfileId],
  )

  const readProfileScopedItem = useCallback(
    (baseKey: string) => {
      if (typeof window === 'undefined') return null
      const profileKey = getProfileStorageKey(baseKey)
      const profileValue = localStorage.getItem(profileKey)
      if (profileValue != null) {
        return profileValue
      }

      if (profileKey !== baseKey) {
        const legacyValue = localStorage.getItem(baseKey)
        if (legacyValue != null) {
          localStorage.removeItem(baseKey)
          localStorage.setItem(profileKey, legacyValue)
          return legacyValue
        }
      }

      return null
    },
    [getProfileStorageKey],
  )

  const writeProfileScopedItem = useCallback(
    (baseKey: string, value: string) => {
      if (typeof window === 'undefined') return
      const profileKey = getProfileStorageKey(baseKey)
      localStorage.setItem(profileKey, value)
      if (profileKey !== baseKey) {
        localStorage.removeItem(baseKey)
      }
    },
    [getProfileStorageKey],
  )

  const { handleSelectChange } = useProxySelection({
    onSuccess: () => {
      refreshProxy()
    },
    onError: (error) => {
      console.error('代理切换失败', error)
      refreshProxy()
    },
  })

  const mode = clashConfig?.mode?.toLowerCase() || 'rule'
  const isGlobalMode = mode === 'global'
  const isDirectMode = mode === 'direct'

  const [sortType, setSortType] = useState<ProxySortType>(() => {
    const savedSortType = localStorage.getItem(STORAGE_KEY_SORT_TYPE)
    return savedSortType ? (Number(savedSortType) as ProxySortType) : 0
  })

  const [selectedGroupName, setSelectedGroupName] = useState('')
  const [openSelect, setOpenSelect] = useState<OpenSelect>(null)

  useEffect(() => {
    setOpenSelect(null)
  }, [mode])

  const delayButtonRef = useRef<HTMLButtonElement>(null)
  const delays = useGroupDelays(selectedGroupName || null)

  const autoCheckInProgressRef = useRef(false)
  const latestTimeoutRef = useRef<number>(
    verge?.default_latency_timeout || 10000,
  )
  const latestProxyMemberRef = useRef<ResolvedProxyMember | null>(null)

  useEffect(() => {
    latestTimeoutRef.current = verge?.default_latency_timeout || 10000
  }, [verge?.default_latency_timeout])

  const selectableGroups = useMemo(() => {
    if (!proxyView) return []
    return proxyView.groups.filter(
      (group) =>
        !group.hidden &&
        (group.type === 'Selector' || group.type === 'URLTest'),
    )
  }, [proxyView])

  const selectedGroup = useMemo<ProxyGroupView | null>(() => {
    if (!proxyView || isDirectMode) return null
    if (isGlobalMode) return proxyView.global
    return (
      selectableGroups.find(({ name }) => name === selectedGroupName) ?? null
    )
  }, [
    isDirectMode,
    isGlobalMode,
    proxyView,
    selectableGroups,
    selectedGroupName,
  ])

  const optionsForGroup = useCallback(
    (group: ProxyGroupView | null): ProxyOption[] =>
      proxyView && group
        ? group.members.map((memberRef, memberIndex) => {
            const member = resolveMember(proxyView, memberRef)
            return {
              memberIndex,
              member,
              value: optionValue(memberIndex, member),
              name: member.ref.name,
              disabled: !isInteractableMember(member),
            }
          })
        : [],
    [proxyView],
  )

  useEffect(() => {
    if (!selectedGroup) return
    const customUrl = currentProfile
      ? profileTestUrls(currentProfile)[selectedGroup.name]
      : undefined
    delayManager.setUrl(
      selectedGroup.name,
      customUrl?.trim() ||
        selectedGroup.testUrl?.trim() ||
        verge?.default_latency_test?.trim() ||
        'http://cp.cloudflare.com/generate_204',
    )
  }, [selectedGroup, currentProfile, verge?.default_latency_test])

  const unsortedProxyOptions = useMemo(
    () => optionsForGroup(selectedGroup),
    [optionsForGroup, selectedGroup],
  )

  useEffect(() => {
    if (!proxyView) return
    if (isDirectMode) {
      setSelectedGroupName('DIRECT')
      return
    }
    if (isGlobalMode) {
      setSelectedGroupName(proxyView.global?.name ?? 'GLOBAL')
      return
    }

    const savedGroup = readProfileScopedItem(STORAGE_KEY_GROUP)
    const primaryKeywords = ['auto', 'select', 'proxy', '节点选择', '自动选择']
    const primaryGroup =
      selectableGroups.find((group) =>
        primaryKeywords.some((keyword) =>
          group.name.toLowerCase().includes(keyword.toLowerCase()),
        ),
      ) ?? selectableGroups[0]
    const nextGroup = selectableGroups.some(
      ({ name }) => name === selectedGroupName,
    )
      ? selectedGroupName
      : selectableGroups.some(({ name }) => name === savedGroup)
        ? savedGroup!
        : (primaryGroup?.name ?? '')
    if (nextGroup !== selectedGroupName) {
      setSelectedGroupName(nextGroup)
      if (nextGroup) writeProfileScopedItem(STORAGE_KEY_GROUP, nextGroup)
    }
  }, [
    isDirectMode,
    isGlobalMode,
    proxyView,
    readProfileScopedItem,
    selectableGroups,
    selectedGroupName,
    writeProfileScopedItem,
  ])

  const currentOption = useMemo(() => {
    if (!proxyView) return undefined
    if (isDirectMode) {
      const node =
        proxyView.direct == null
          ? undefined
          : getRecord(proxyView, proxyView.direct)
      return node
        ? ({
            memberIndex: 0,
            member: {
              kind: 'node',
              ref: { kind: 'node', name: node.name, recordId: node.recordId },
              node,
            },
          } satisfies Pick<ProxyOption, 'memberIndex' | 'member'>)
        : undefined
    }
    return selectedGroup
      ? findCurrentGroupMember(proxyView, selectedGroup)
      : undefined
  }, [isDirectMode, proxyView, selectedGroup])

  latestProxyMemberRef.current = currentOption?.member ?? null

  const handleGroupChange = useCallback(
    (newGroupName: string) => {
      if (isGlobalMode || isDirectMode) return
      setSelectedGroupName(newGroupName)
      writeProfileScopedItem(STORAGE_KEY_GROUP, newGroupName)
    },
    [isDirectMode, isGlobalMode, writeProfileScopedItem],
  )

  const handleProxyChange = useCallback(
    (value: string) => {
      if (isDirectMode) return
      const option = unsortedProxyOptions.find(
        (candidate) => candidate.value === value,
      )
      if (!selectedGroup || !option || !isInteractableMember(option.member)) {
        return
      }
      const previousProxy = selectedGroup.now
      const nextName = option.member.ref.name
      // The profile selection is the durable source across core restarts and run modes.
      handleSelectChange(
        selectedGroup.name,
        previousProxy!,
        selectedGroup.fixed!,
      )({
        target: { value: nextName },
      })
    },
    [handleSelectChange, isDirectMode, selectedGroup, unsortedProxyOptions],
  )

  const goToProxies = useCallback(() => {
    navigate('/proxies')
  }, [navigate])

  const currentMember = currentOption?.member
  const currentProxy = currentMember ? memberDetails(currentMember) : undefined
  const selectedProxyName = currentMember?.ref.name ?? ''

  const currentDelay =
    currentMember && selectedGroupName
      ? delayManager.getDelayFix(currentMember, selectedGroupName)
      : -1

  const signalInfo =
    currentProxy && selectedGroupName
      ? getSignalIcon(currentDelay, t)
      : {
          icon: <SignalNone />,
          text: t('home.components.currentProxy.status.uninitialized'),
          color: 'text.secondary',
        }

  const checkCurrentProxyDelay = useCallback(async () => {
    if (autoCheckInProgressRef.current) return
    if (isDirectMode) return

    const groupName = selectedGroupName
    const proxyName = selectedProxyName

    if (!groupName || !proxyName) return

    const proxyMember = latestProxyMemberRef.current
    if (!proxyMember || !isInteractableMember(proxyMember)) {
      debugLog(
        `[CurrentProxyCard] 自动延迟检测跳过，组: ${groupName}, 节点: ${proxyName} 未找到`,
      )
      return
    }

    autoCheckInProgressRef.current = true

    const timeout = latestTimeoutRef.current || 10000

    try {
      debugLog(
        `[CurrentProxyCard] 自动检测当前节点延迟，组: ${groupName}, 节点: ${proxyName}`,
      )
      await delayManager.checkDelay(proxyMember, groupName, timeout)
    } catch (error) {
      console.error(
        `[CurrentProxyCard] 自动检测当前节点延迟失败，组: ${groupName}, 节点: ${proxyName}`,
        error,
      )
    } finally {
      autoCheckInProgressRef.current = false
      refreshProxy()
    }
  }, [isDirectMode, refreshProxy, selectedGroupName, selectedProxyName])

  useEffect(() => {
    if (isDirectMode) return
    if (!autoDelayEnabled) return
    if (!selectedGroupName || !selectedProxyName) return

    let disposed = false
    let intervalTimer: ReturnType<typeof setTimeout> | null = null
    let initialTimer: ReturnType<typeof setTimeout> | null = null

    const runAndSchedule = async () => {
      if (disposed) return
      await checkCurrentProxyDelay()
      if (disposed) return
      intervalTimer = setTimeout(runAndSchedule, autoDelayIntervalMs)
    }

    initialTimer = setTimeout(async () => {
      await checkCurrentProxyDelay()
      if (disposed) return
      intervalTimer = setTimeout(runAndSchedule, autoDelayIntervalMs)
    }, AUTO_CHECK_INITIAL_DELAY_MS)

    return () => {
      disposed = true
      if (initialTimer) clearTimeout(initialTimer)
      if (intervalTimer) clearTimeout(intervalTimer)
    }
  }, [
    checkCurrentProxyDelay,
    autoDelayIntervalMs,
    isDirectMode,
    selectedGroupName,
    selectedProxyName,
    autoDelayEnabled,
  ])

  const handleSortTypeChange = useCallback(() => {
    const newSortType = ((sortType + 1) % 3) as ProxySortType
    setSortType(newSortType)
    localStorage.setItem(STORAGE_KEY_SORT_TYPE, newSortType.toString())
  }, [sortType])

  const handleCheckDelay = useLockFn(async () => {
    const groupName = selectedGroupName
    if (!groupName || isDirectMode) return

    debugLog(`[CurrentProxyCard] 开始测试所有延迟，组: ${groupName}`)

    const timeout = verge?.default_latency_timeout || 10000

    const interactable = unsortedProxyOptions
      .map(({ member }) => member)
      .filter(isInteractableMember)
      .filter(({ ref }) => ref.name !== 'DIRECT' && ref.name !== 'REJECT')

    if (interactable.length > 0) {
      const url = delayManager.getUrl(groupName)
      debugLog(`[CurrentProxyCard] 测试URL: ${url}, 超时: ${timeout}ms`)

      try {
        await delayManager.checkListDelay(interactable, groupName, timeout)
        debugLog(`[CurrentProxyCard] 延迟测试完成，组: ${groupName}`)
      } catch (error) {
        console.error(
          `[CurrentProxyCard] 延迟测试出错，组: ${groupName}`,
          error,
        )
      }
    }

    refreshProxy()
    mutate(() => syncTrayProxySelection(), {
      id: 'sync-tray-selection',
      errorNotice: false,
    }).catch((error) => {
      console.error('[CurrentProxyCard] Failed to sync tray latency:', error)
    })
  })

  const proxyOptions = useMemo(
    () =>
      isDirectMode || openSelect !== 'proxy'
        ? []
        : sortProxyOptions(
            unsortedProxyOptions,
            sortType,
            delays.of,
            defaultLatencyTimeout!,
          ),
    [
      delays,
      isDirectMode,
      openSelect,
      unsortedProxyOptions,
      sortType,
      defaultLatencyTimeout,
    ],
  )

  const getSortIcon = (): React.ReactElement => {
    switch (sortType) {
      case 1:
        return <AccessTimeRounded fontSize="small" />
      case 2:
        return <SortByAlphaRounded fontSize="small" />
      default:
        return <SortRounded fontSize="small" />
    }
  }

  const getSortTooltip = (): string => {
    switch (sortType) {
      case 0:
        return t('proxies.page.tooltips.sortDefault')
      case 1:
        return t('proxies.page.tooltips.sortDelay')
      case 2:
        return t('proxies.page.tooltips.sortName')
      default:
        return ''
    }
  }

  return (
    <EnhancedCard
      title={t('home.components.currentProxy.title')}
      icon={
        <Tooltip
          title={
            currentProxy
              ? `${signalInfo.text}: ${delayManager.formatDelay(currentDelay)}`
              : t('home.components.currentProxy.status.noProxyNode')
          }
        >
          <Box sx={{ color: signalInfo.color }}>
            {currentProxy ? signalInfo.icon : <SignalNone color="disabled" />}
          </Box>
        </Tooltip>
      }
      iconColor={currentProxy ? 'primary' : undefined}
      action={
        <Box sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
          <Tooltip
            title={t('home.components.currentProxy.actions.refreshDelay')}
          >
            <span>
              <IconButton
                ref={delayButtonRef}
                size="small"
                color="inherit"
                onClick={handleCheckDelay}
                disabled={isDirectMode || unsortedProxyOptions.length === 0}
                aria-label={t(
                  'home.components.currentProxy.actions.refreshDelay',
                )}
              >
                <NetworkCheckRounded />
              </IconButton>
            </span>
          </Tooltip>
          <Tooltip title={getSortTooltip()}>
            <IconButton
              size="small"
              color="inherit"
              onClick={handleSortTypeChange}
            >
              {getSortIcon()}
            </IconButton>
          </Tooltip>
          <Button
            variant="outlined"
            size="small"
            onClick={goToProxies}
            sx={{ borderRadius: 1.5 }}
            endIcon={<ChevronRight fontSize="small" />}
          >
            {t('layout.components.navigation.tabs.proxies')}
          </Button>
        </Box>
      }
    >
      {isCoreDataPending ? (
        <Box sx={{ py: 4, height: 24 }} />
      ) : currentProxy || (!isDirectMode && selectedGroup) ? (
        <Box>
          <Box
            sx={{
              display: 'flex',
              alignItems: 'center',
              justifyContent: 'space-between',
              p: 1,
              mb: 2,
              borderRadius: 1,
              bgcolor: alpha(theme.palette.primary.main, 0.05),
              border: `1px solid ${alpha(theme.palette.primary.main, 0.1)}`,
            }}
          >
            <Box>
              <Typography variant="body1" sx={{ fontWeight: 'medium' }}>
                {currentProxy?.name ??
                  t('home.components.currentProxy.labels.noActiveNode')}
              </Typography>

              <Box
                sx={{ display: 'flex', alignItems: 'center', flexWrap: 'wrap' }}
              >
                <Typography
                  variant="caption"
                  color="text.secondary"
                  sx={{ mr: 1 }}
                >
                  {currentProxy?.type}
                </Typography>
                {isGlobalMode && (
                  <Chip
                    size="small"
                    label={t('home.components.currentProxy.labels.globalMode')}
                    color="primary"
                    sx={{ mr: 0.5 }}
                  />
                )}
                {isDirectMode && (
                  <Chip
                    size="small"
                    label={t('home.components.currentProxy.labels.directMode')}
                    color="success"
                    sx={{ mr: 0.5 }}
                  />
                )}
                {currentProxy?.udp && (
                  <Chip size="small" label="UDP" variant="outlined" />
                )}
                {currentProxy?.tfo && (
                  <Chip size="small" label="TFO" variant="outlined" />
                )}
                {currentProxy?.xudp && (
                  <Chip size="small" label="XUDP" variant="outlined" />
                )}
                {currentProxy?.mptcp && (
                  <Chip size="small" label="MPTCP" variant="outlined" />
                )}
                {currentProxy?.smux && (
                  <Chip size="small" label="SMUX" variant="outlined" />
                )}
              </Box>
            </Box>

            {currentProxy && !isDirectMode && (
              <Chip
                size="small"
                label={delayManager.formatDelay(currentDelay)}
                color={convertDelayColor(currentDelay)}
              />
            )}
          </Box>
          <Box sx={{ mb: 1.5 }}>
            <PersistentSelect
              label={t('home.components.currentProxy.labels.group')}
              displayValue={<Typography noWrap>{selectedGroupName}</Typography>}
              open={openSelect === 'group'}
              disabled={isGlobalMode || isDirectMode}
              keepOpenRef={delayButtonRef}
              onOpenChange={(open) => setOpenSelect(open ? 'group' : null)}
              renderOptions={() =>
                selectableGroups.map((group) => (
                  <MenuItem
                    key={group.name}
                    role="option"
                    aria-selected={group.name === selectedGroupName}
                    selected={group.name === selectedGroupName}
                    onClick={() => handleGroupChange(group.name)}
                  >
                    <Typography noWrap>{group.name}</Typography>
                  </MenuItem>
                ))
              }
            />
          </Box>

          <PersistentProxySelect
            label={t('home.components.currentProxy.labels.proxy')}
            groupName={selectedGroupName}
            fixed={selectedGroup?.fixed}
            value={
              currentOption
                ? optionValue(currentOption.memberIndex, currentOption.member)
                : ''
            }
            selectedName={selectedProxyName}
            selectedDelay={currentDelay}
            options={proxyOptions}
            open={openSelect === 'proxy'}
            disabled={isDirectMode}
            keepOpenRef={delayButtonRef}
            onOpenChange={(open) => setOpenSelect(open ? 'proxy' : null)}
            onChange={handleProxyChange}
          />
        </Box>
      ) : (
        <Box sx={{ textAlign: 'center', py: 4 }}>
          <Typography
            sx={{ height: 24 }}
            variant="body1"
            color="text.secondary"
          >
            {t('home.components.currentProxy.labels.noActiveNode')}
          </Typography>
        </Box>
      )}
    </EnhancedCard>
  )
}