import React, { useState, useEffect } from 'react'
import useSWR from 'swr'
import { api } from '../lib/api'
import type {
  TraderInfo,
  CreateTraderRequest,
  AIModel,
  Exchange,
} from '../types'
import { useLanguage } from '../contexts/LanguageContext'
import { t, type Language } from '../i18n/translations'
import { useAuth } from '../contexts/AuthContext'
import { getExchangeIcon } from './ExchangeIcons'
import { getModelIcon } from './ModelIcons'
import { TraderConfigModal } from './TraderConfigModal'
import {
  TwoStageKeyModal,
  type TwoStageKeyModalResult,
} from './TwoStageKeyModal'
import {
  Bot,
  Brain,
  Landmark,
  BarChart3,
  Trash2,
  Plus,
  Users,
  AlertTriangle,
  BookOpen,
  HelpCircle,
  Radio,
} from 'lucide-react'

// 获取友好的AI模型名称
function getModelDisplayName(modelId: string): string {
  switch (modelId.toLowerCase()) {
    case 'deepseek':
      return 'DeepSeek'
    case 'qwen':
      return 'Qwen'
    case 'claude':
      return 'Claude'
    default:
      return modelId.toUpperCase()
  }
}

// 提取下划线后面的名称部分
function getShortName(fullName: string): string {
  const parts = fullName.split('_')
  return parts.length > 1 ? parts[parts.length - 1] : fullName
}

interface AITradersPageProps {
  onTraderSelect?: (traderId: string) => void
}

export function AITradersPage({ onTraderSelect }: AITradersPageProps) {
  const { language } = useLanguage()
  const { user, token } = useAuth()
  const [showCreateModal, setShowCreateModal] = useState(false)
  const [showEditModal, setShowEditModal] = useState(false)
  const [showModelModal, setShowModelModal] = useState(false)
  const [showExchangeModal, setShowExchangeModal] = useState(false)
  const [showSignalSourceModal, setShowSignalSourceModal] = useState(false)
  const [editingModel, setEditingModel] = useState<string | null>(null)
  const [editingExchange, setEditingExchange] = useState<string | null>(null)
  const [editingTrader, setEditingTrader] = useState<any>(null)
  const [allModels, setAllModels] = useState<AIModel[]>([])
  const [allExchanges, setAllExchanges] = useState<Exchange[]>([])
  const [supportedModels, setSupportedModels] = useState<AIModel[]>([])
  const [supportedExchanges, setSupportedExchanges] = useState<Exchange[]>([])
  const [userSignalSource, setUserSignalSource] = useState<{
    coinPoolUrl: string
    oiTopUrl: string
  }>({
    coinPoolUrl: '',
    oiTopUrl: '',
  })

  const { data: traders, mutate: mutateTraders } = useSWR<TraderInfo[]>(
    user && token ? 'traders' : null,
    api.getTraders,
    { refreshInterval: 5000 }
  )

  // 加载AI模型和交易所配置
  useEffect(() => {
    const loadConfigs = async () => {
      if (!user || !token) {
        // 未登录时只加载公开的支持模型和交易所
        try {
          const [supportedModels, supportedExchanges] = await Promise.all([
            api.getSupportedModels(),
            api.getSupportedExchanges(),
          ])
          setSupportedModels(supportedModels)
          setSupportedExchanges(supportedExchanges)
        } catch (err) {
          console.error('Failed to load supported configs:', err)
        }
        return
      }

      try {
        const [
          modelConfigs,
          exchangeConfigs,
          supportedModels,
          supportedExchanges,
        ] = await Promise.all([
          api.getModelConfigs(),
          api.getExchangeConfigs(),
          api.getSupportedModels(),
          api.getSupportedExchanges(),
        ])
        setAllModels(modelConfigs)
        setAllExchanges(exchangeConfigs)
        setSupportedModels(supportedModels)
        setSupportedExchanges(supportedExchanges)

        // 加载用户信号源配置
        try {
          const signalSource = await api.getUserSignalSource()
          setUserSignalSource({
            coinPoolUrl: signalSource.coin_pool_url || '',
            oiTopUrl: signalSource.oi_top_url || '',
          })
        } catch (error) {
          console.log('📡 用户信号源配置暂未设置')
        }
      } catch (error) {
        console.error('Failed to load configs:', error)
      }
    }
    loadConfigs()
  }, [user, token])

  // 只显示已配置的模型和交易所
  // 注意：后端返回的数据不包含敏感信息（apiKey等），所以通过其他字段判断是否已配置
  const configuredModels =
    allModels?.filter((m) => {
      // 如果模型已启用，说明已配置
      // 或者有自定义API URL，也说明已配置
      return m.enabled || (m.customApiUrl && m.customApiUrl.trim() !== '')
    }) || []
  const configuredExchanges =
    allExchanges?.filter((e) => {
      // Aster 交易所检查特殊字段
      if (e.id === 'aster') {
        return e.asterUser && e.asterUser.trim() !== ''
      }
      // Hyperliquid 需要检查钱包地址（后端会返回这个字段）
      if (e.id === 'hyperliquid') {
        return e.hyperliquidWalletAddr && e.hyperliquidWalletAddr.trim() !== ''
      }
      // 其他交易所：如果已启用，说明已配置（后端返回的已配置交易所会有 enabled: true）
      return e.enabled
    }) || []

  // 只在创建交易员时使用已启用且配置完整的
  // 注意：后端返回的数据不包含敏感信息，所以只检查 enabled 状态和必要的非敏感字段
  const enabledModels = allModels?.filter((m) => m.enabled) || []
  const enabledExchanges =
    allExchanges?.filter((e) => {
      if (!e.enabled) return false

      // Aster 交易所需要特殊字段（后端会返回这些非敏感字段）
      if (e.id === 'aster') {
        return (
          e.asterUser &&
          e.asterUser.trim() !== '' &&
          e.asterSigner &&
          e.asterSigner.trim() !== ''
        )
      }

      // Hyperliquid 需要钱包地址（后端会返回这个字段）
      if (e.id === 'hyperliquid') {
        return e.hyperliquidWalletAddr && e.hyperliquidWalletAddr.trim() !== ''
      }

      // 其他交易所：如果已启用，说明已配置完整（后端只返回已配置的交易所）
      return true
    }) || []

  // 检查模型是否正在被运行中的交易员使用（用于UI禁用）
  const isModelInUse = (modelId: string) => {
    return traders?.some((t) => t.ai_model === modelId && t.is_running)
  }

  // 检查交易所是否正在被运行中的交易员使用（用于UI禁用）
  const isExchangeInUse = (exchangeId: string) => {
    return traders?.some((t) => t.exchange_id === exchangeId && t.is_running)
  }

  // 检查模型是否被任何交易员使用（包括停止状态的）
  const isModelUsedByAnyTrader = (modelId: string) => {
    return traders?.some((t) => t.ai_model === modelId) || false
  }

  // 检查交易所是否被任何交易员使用（包括停止状态的）
  const isExchangeUsedByAnyTrader = (exchangeId: string) => {
    return traders?.some((t) => t.exchange_id === exchangeId) || false
  }

  // 获取使用特定模型的交易员列表
  const getTradersUsingModel = (modelId: string) => {
    return traders?.filter((t) => t.ai_model === modelId) || []
  }

  // 获取使用特定交易所的交易员列表
  const getTradersUsingExchange = (exchangeId: string) => {
    return traders?.filter((t) => t.exchange_id === exchangeId) || []
  }

  const handleCreateTrader = async (data: CreateTraderRequest) => {
    try {
      const model = allModels?.find((m) => m.id === data.ai_model_id)
      const exchange = allExchanges?.find((e) => e.id === data.exchange_id)

      if (!model?.enabled) {
        alert(t('modelNotConfigured', language))
        return
      }

      if (!exchange?.enabled) {
        alert(t('exchangeNotConfigured', language))
        return
      }

      await api.createTrader(data)
      setShowCreateModal(false)
      mutateTraders()
    } catch (error) {
      console.error('Failed to create trader:', error)
      alert(t('createTraderFailed', language))
    }
  }

  const handleEditTrader = async (traderId: string) => {
    try {
      const traderConfig = await api.getTraderConfig(traderId)
      setEditingTrader(traderConfig)
      setShowEditModal(true)
    } catch (error) {
      console.error('Failed to fetch trader config:', error)
      alert(t('getTraderConfigFailed', language))
    }
  }

  const handleSaveEditTrader = async (data: CreateTraderRequest) => {
    if (!editingTrader) return

    try {
      const model = enabledModels?.find((m) => m.id === data.ai_model_id)
      const exchange = enabledExchanges?.find((e) => e.id === data.exchange_id)

      if (!model) {
        alert(t('modelConfigNotExist', language))
        return
      }

      if (!exchange) {
        alert(t('exchangeConfigNotExist', language))
        return
      }

      const request = {
        name: data.name,
        ai_model_id: data.ai_model_id,
        exchange_id: data.exchange_id,
        initial_balance: data.initial_balance,
        scan_interval_minutes: data.scan_interval_minutes,
        btc_eth_leverage: data.btc_eth_leverage,
        altcoin_leverage: data.altcoin_leverage,
        trading_symbols: data.trading_symbols,
        custom_prompt: data.custom_prompt,
        override_base_prompt: data.override_base_prompt,
        is_cross_margin: data.is_cross_margin,
        use_coin_pool: data.use_coin_pool,
        use_oi_top: data.use_oi_top,
      }

      await api.updateTrader(editingTrader.trader_id, request)
      setShowEditModal(false)
      setEditingTrader(null)
      mutateTraders()
    } catch (error) {
      console.error('Failed to update trader:', error)
      alert(t('updateTraderFailed', language))
    }
  }

  const handleDeleteTrader = async (traderId: string) => {
    if (!confirm(t('confirmDeleteTrader', language))) return

    try {
      await api.deleteTrader(traderId)
      mutateTraders()
    } catch (error) {
      console.error('Failed to delete trader:', error)
      alert(t('deleteTraderFailed', language))
    }
  }

  const handleToggleTrader = async (traderId: string, running: boolean) => {
    try {
      if (running) {
        await api.stopTrader(traderId)
      } else {
        await api.startTrader(traderId)
      }
      mutateTraders()
    } catch (error) {
      console.error('Failed to toggle trader:', error)
      alert(t('operationFailed', language))
    }
  }

  const handleModelClick = (modelId: string) => {
    if (!isModelInUse(modelId)) {
      setEditingModel(modelId)
      setShowModelModal(true)
    }
  }

  const handleExchangeClick = (exchangeId: string) => {
    if (!isExchangeInUse(exchangeId)) {
      setEditingExchange(exchangeId)
      setShowExchangeModal(true)
    }
  }

  // 通用删除配置处理函数
  const handleDeleteConfig = async <T extends { id: string }>(config: {
    id: string
    type: 'model' | 'exchange'
    checkInUse: (id: string) => boolean
    getUsingTraders: (id: string) => any[]
    cannotDeleteKey: string
    confirmDeleteKey: string
    allItems: T[] | undefined
    clearFields: (item: T) => T
    buildRequest: (items: T[]) => any
    updateApi: (request: any) => Promise<void>
    refreshApi: () => Promise<T[]>
    setItems: (items: T[]) => void
    closeModal: () => void
    errorKey: string
  }) => {
    // 检查是否有交易员正在使用
    if (config.checkInUse(config.id)) {
      const usingTraders = config.getUsingTraders(config.id)
      const traderNames = usingTraders.map((t) => t.trader_name).join(', ')
      alert(
        t(config.cannotDeleteKey, language) +
          '\n\n' +
          t('tradersUsing', language) +
          ': ' +
          traderNames +
          '\n\n' +
          t('pleaseDeleteTradersFirst', language)
      )
      return
    }

    if (!confirm(t(config.confirmDeleteKey, language))) return

    try {
      const updatedItems =
        config.allItems?.map((item) =>
          item.id === config.id ? config.clearFields(item) : item
        ) || []

      const request = config.buildRequest(updatedItems)
      await config.updateApi(request)

      // 重新获取用户配置以确保数据同步
      const refreshedItems = await config.refreshApi()
      config.setItems(refreshedItems)

      config.closeModal()
    } catch (error) {
      console.error(`Failed to delete ${config.type} config:`, error)
      alert(t(config.errorKey, language))
    }
  }

  const handleDeleteModelConfig = async (modelId: string) => {
    await handleDeleteConfig({
      id: modelId,
      type: 'model',
      checkInUse: isModelUsedByAnyTrader,
      getUsingTraders: getTradersUsingModel,
      cannotDeleteKey: 'cannotDeleteModelInUse',
      confirmDeleteKey: 'confirmDeleteModel',
      allItems: allModels,
      clearFields: (m) => ({
        ...m,
        apiKey: '',
        customApiUrl: '',
        customModelName: '',
        enabled: false,
      }),
      buildRequest: (models) => ({
        models: Object.fromEntries(
          models.map((model) => [
            model.provider,
            {
              enabled: model.enabled,
              api_key: model.apiKey || '',
              custom_api_url: model.customApiUrl || '',
              custom_model_name: model.customModelName || '',
            },
          ])
        ),
      }),
      updateApi: api.updateModelConfigs,
      refreshApi: api.getModelConfigs,
      setItems: (items) => {
        // 使用函数式更新确保状态正确更新
        setAllModels([...items])
      },
      closeModal: () => {
        setShowModelModal(false)
        setEditingModel(null)
      },
      errorKey: 'deleteConfigFailed',
    })
  }

  const handleSaveModelConfig = async (
    modelId: string,
    apiKey: string,
    customApiUrl?: string,
    customModelName?: string
  ) => {
    try {
      // 创建或更新用户的模型配置
      const existingModel = allModels?.find((m) => m.id === modelId)
      let updatedModels

      // 找到要配置的模型（优先从已配置列表，其次从支持列表）
      const modelToUpdate =
        existingModel || supportedModels?.find((m) => m.id === modelId)
      if (!modelToUpdate) {
        alert(t('modelNotExist', language))
        return
      }

      if (existingModel) {
        // 更新现有配置
        updatedModels =
          allModels?.map((m) =>
            m.id === modelId
              ? {
                  ...m,
                  apiKey,
                  customApiUrl: customApiUrl || '',
                  customModelName: customModelName || '',
                  enabled: true,
                }
              : m
          ) || []
      } else {
        // 添加新配置
        const newModel = {
          ...modelToUpdate,
          apiKey,
          customApiUrl: customApiUrl || '',
          customModelName: customModelName || '',
          enabled: true,
        }
        updatedModels = [...(allModels || []), newModel]
      }

      const request = {
        models: Object.fromEntries(
          updatedModels.map((model) => [
            model.provider, // 使用 provider 而不是 id
            {
              enabled: model.enabled,
              api_key: model.apiKey || '',
              custom_api_url: model.customApiUrl || '',
              custom_model_name: model.customModelName || '',
            },
          ])
        ),
      }

      await api.updateModelConfigs(request)

      // 重新获取用户配置以确保数据同步
      const refreshedModels = await api.getModelConfigs()
      setAllModels(refreshedModels)

      setShowModelModal(false)
      setEditingModel(null)
    } catch (error) {
      console.error('Failed to save model config:', error)
      alert(t('saveConfigFailed', language))
    }
  }

  const handleDeleteExchangeConfig = async (exchangeId: string) => {
    await handleDeleteConfig({
      id: exchangeId,
      type: 'exchange',
      checkInUse: isExchangeUsedByAnyTrader,
      getUsingTraders: getTradersUsingExchange,
      cannotDeleteKey: 'cannotDeleteExchangeInUse',
      confirmDeleteKey: 'confirmDeleteExchange',
      allItems: allExchanges,
      clearFields: (e) => ({
        ...e,
        apiKey: '',
        secretKey: '',
        hyperliquidWalletAddr: '',
        asterUser: '',
        asterSigner: '',
        asterPrivateKey: '',
        enabled: false,
      }),
      buildRequest: (exchanges) => ({
        exchanges: Object.fromEntries(
          exchanges.map((exchange) => [
            exchange.id,
            {
              enabled: exchange.enabled,
              api_key: exchange.apiKey || '',
              secret_key: exchange.secretKey || '',
              testnet: exchange.testnet || false,
              hyperliquid_wallet_addr: exchange.hyperliquidWalletAddr || '',
              aster_user: exchange.asterUser || '',
              aster_signer: exchange.asterSigner || '',
              aster_private_key: exchange.asterPrivateKey || '',
            },
          ])
        ),
      }),
      updateApi: api.updateExchangeConfigsEncrypted,
      refreshApi: api.getExchangeConfigs,
      setItems: (items) => {
        // 使用函数式更新确保状态正确更新
        setAllExchanges([...items])
      },
      closeModal: () => {
        setShowExchangeModal(false)
        setEditingExchange(null)
      },
      errorKey: 'deleteExchangeConfigFailed',
    })
  }

  const handleSaveExchangeConfig = async (
    exchangeId: string,
    apiKey: string,
    secretKey?: string,
    testnet?: boolean,
    hyperliquidWalletAddr?: string,
    asterUser?: string,
    asterSigner?: string,
    asterPrivateKey?: string
  ) => {
    try {
      // 找到要配置的交易所（从supportedExchanges中）
      const exchangeToUpdate = supportedExchanges?.find(
        (e) => e.id === exchangeId
      )
      if (!exchangeToUpdate) {
        alert(t('exchangeNotExist', language))
        return
      }

      // 创建或更新用户的交易所配置
      const existingExchange = allExchanges?.find((e) => e.id === exchangeId)
      let updatedExchanges

      if (existingExchange) {
        // 更新现有配置
        updatedExchanges =
          allExchanges?.map((e) =>
            e.id === exchangeId
              ? {
                  ...e,
                  apiKey,
                  secretKey,
                  testnet,
                  hyperliquidWalletAddr,
                  asterUser,
                  asterSigner,
                  asterPrivateKey,
                  enabled: true,
                }
              : e
          ) || []
      } else {
        // 添加新配置
        const newExchange = {
          ...exchangeToUpdate,
          apiKey,
          secretKey,
          testnet,
          hyperliquidWalletAddr,
          asterUser,
          asterSigner,
          asterPrivateKey,
          enabled: true,
        }
        updatedExchanges = [...(allExchanges || []), newExchange]
      }

      const request = {
        exchanges: Object.fromEntries(
          updatedExchanges.map((exchange) => [
            exchange.id,
            {
              enabled: exchange.enabled,
              api_key: exchange.apiKey || '',
              secret_key: exchange.secretKey || '',
              testnet: exchange.testnet || false,
              hyperliquid_wallet_addr: exchange.hyperliquidWalletAddr || '',
              aster_user: exchange.asterUser || '',
              aster_signer: exchange.asterSigner || '',
              aster_private_key: exchange.asterPrivateKey || '',
            },
          ])
        ),
      }

      await api.updateExchangeConfigsEncrypted(request)

      // 重新获取用户配置以确保数据同步
      const refreshedExchanges = await api.getExchangeConfigs()
      setAllExchanges(refreshedExchanges)

      setShowExchangeModal(false)
      setEditingExchange(null)
    } catch (error) {
      console.error('Failed to save exchange config:', error)
      alert(t('saveConfigFailed', language))
    }
  }

  const handleAddModel = () => {
    setEditingModel(null)
    setShowModelModal(true)
  }

  const handleAddExchange = () => {
    setEditingExchange(null)
    setShowExchangeModal(true)
  }

  const handleSaveSignalSource = async (
    coinPoolUrl: string,
    oiTopUrl: string
  ) => {
    try {
      await api.saveUserSignalSource(coinPoolUrl, oiTopUrl)
      setUserSignalSource({ coinPoolUrl, oiTopUrl })
      setShowSignalSourceModal(false)
    } catch (error) {
      console.error('Failed to save signal source:', error)
      alert(t('saveSignalSourceFailed', language))
    }
  }

  return (
    <div className="space-y-4 md:space-y-6 animate-fade-in">
      {/* Header */}
      <div className="flex flex-col md:flex-row items-start md:items-center justify-between gap-3 md:gap-0">
        <div className="flex items-center gap-3 md:gap-4">
          <div
            className="w-10 h-10 md:w-12 md:h-12 rounded-xl flex items-center justify-center"
            style={{
              background: 'linear-gradient(135deg, #F0B90B 0%, #FCD535 100%)',
              boxShadow: '0 4px 14px rgba(240, 185, 11, 0.4)',
            }}
          >
            <Bot className="w-5 h-5 md:w-6 md:h-6" style={{ color: '#000' }} />
          </div>
          <div>
            <h1
              className="text-xl md:text-2xl font-bold flex items-center gap-2"
              style={{ color: '#EAECEF' }}
            >
              {t('aiTraders', language)}
              <span
                className="text-xs font-normal px-2 py-1 rounded"
                style={{
                  background: 'rgba(240, 185, 11, 0.15)',
                  color: '#F0B90B',
                }}
              >
                {traders?.length || 0} {t('active', language)}
              </span>
            </h1>
            <p className="text-xs" style={{ color: '#848E9C' }}>
              {t('manageAITraders', language)}
            </p>
          </div>
        </div>

        <div className="flex gap-2 md:gap-3 w-full md:w-auto overflow-hidden flex-wrap md:flex-nowrap">
          <button
            onClick={handleAddModel}
            className="px-3 md:px-4 py-2 rounded text-xs md:text-sm font-semibold transition-all hover:scale-105 flex items-center gap-1 md:gap-2 whitespace-nowrap"
            style={{
              background: '#2B3139',
              color: '#EAECEF',
              border: '1px solid #474D57',
            }}
          >
            <Plus className="w-3 h-3 md:w-4 md:h-4" />
            {t('aiModels', language)}
          </button>

          <button
            onClick={handleAddExchange}
            className="px-3 md:px-4 py-2 rounded text-xs md:text-sm font-semibold transition-all hover:scale-105 flex items-center gap-1 md:gap-2 whitespace-nowrap"
            style={{
              background: '#2B3139',
              color: '#EAECEF',
              border: '1px solid #474D57',
            }}
          >
            <Plus className="w-3 h-3 md:w-4 md:h-4" />
            {t('exchanges', language)}
          </button>

          <button
            onClick={() => setShowSignalSourceModal(true)}
            className="px-3 md:px-4 py-2 rounded text-xs md:text-sm font-semibold transition-all hover:scale-105 flex items-center gap-1 md:gap-2 whitespace-nowrap"
            style={{
              background: '#2B3139',
              color: '#EAECEF',
              border: '1px solid #474D57',
            }}
          >
            <Radio className="w-3 h-3 md:w-4 md:h-4" />
            {t('signalSource', language)}
          </button>

          <button
            onClick={() => setShowCreateModal(true)}
            disabled={
              configuredModels.length === 0 || configuredExchanges.length === 0
            }
            className="px-3 md:px-4 py-2 rounded text-xs md:text-sm font-semibold transition-all hover:scale-105 disabled:opacity-50 disabled:cursor-not-allowed flex items-center gap-1 md:gap-2 whitespace-nowrap"
            style={{
              background:
                configuredModels.length > 0 && configuredExchanges.length > 0
                  ? '#F0B90B'
                  : '#2B3139',
              color:
                configuredModels.length > 0 && configuredExchanges.length > 0
                  ? '#000'
                  : '#848E9C',
            }}
          >
            <Plus className="w-4 h-4" />
            {t('createTrader', language)}
          </button>
        </div>
      </div>

      {/* 信号源配置警告 */}
      {traders &&
        traders.some((t) => t.use_coin_pool || t.use_oi_top) &&
        !userSignalSource.coinPoolUrl &&
        !userSignalSource.oiTopUrl && (
          <div
            className="rounded-lg px-4 py-3 flex items-start gap-3 animate-slide-in"
            style={{
              background: 'rgba(246, 70, 93, 0.1)',
              border: '1px solid rgba(246, 70, 93, 0.3)',
            }}
          >
            <AlertTriangle
              size={20}
              className="flex-shrink-0 mt-0.5"
              style={{ color: '#F6465D' }}
            />
            <div className="flex-1">
              <div className="font-semibold mb-1" style={{ color: '#F6465D' }}>
                ⚠️ {t('signalSourceNotConfigured', language)}
              </div>
              <div className="text-sm" style={{ color: '#848E9C' }}>
                <p className="mb-2">
                  {t('signalSourceWarningMessage', language)}
                </p>
                <p>
                  <strong>{t('solutions', language)}</strong>
                </p>
                <ul className="list-disc list-inside space-y-1 ml-2 mt-1">
                  <li>点击"{t('signalSource', language)}"按钮配置API地址</li>
                  <li>或在交易员配置中禁用"使用币种池"和"使用OI Top"</li>
                  <li>或在交易员配置中设置自定义币种列表</li>
                </ul>
              </div>
              <button
                onClick={() => setShowSignalSourceModal(true)}
                className="mt-3 px-3 py-1.5 rounded text-sm font-semibold transition-all hover:scale-105"
                style={{
                  background: '#F0B90B',
                  color: '#000',
                }}
              >
                {t('configureSignalSourceNow', language)}
              </button>
            </div>
          </div>
        )}

      {/* Configuration Status */}
      <div className="grid grid-cols-1 lg:grid-cols-2 gap-4 md:gap-6">
        {/* AI Models */}
        <div className="binance-card p-3 md:p-4">
          <h3
            className="text-base md:text-lg font-semibold mb-3 flex items-center gap-2"
            style={{ color: '#EAECEF' }}
          >
            <Brain
              className="w-4 h-4 md:w-5 md:h-5"
              style={{ color: '#60a5fa' }}
            />
            {t('aiModels', language)}
          </h3>
          <div className="space-y-2 md:space-y-3">
            {configuredModels.map((model) => {
              const inUse = isModelInUse(model.id)
              return (
                <div
                  key={model.id}
                  className={`flex items-center justify-between p-2 md:p-3 rounded transition-all ${
                    inUse
                      ? 'cursor-not-allowed'
                      : 'cursor-pointer hover:bg-gray-700'
                  }`}
                  style={{ background: '#0B0E11', border: '1px solid #2B3139' }}
                  onClick={() => handleModelClick(model.id)}
                >
                  <div className="flex items-center gap-2 md:gap-3">
                    <div className="w-7 h-7 md:w-8 md:h-8 flex items-center justify-center flex-shrink-0">
                      {getModelIcon(model.provider || model.id, {
                        width: 28,
                        height: 28,
                      }) || (
                        <div
                          className="w-7 h-7 md:w-8 md:h-8 rounded-full flex items-center justify-center text-xs md:text-sm font-bold"
                          style={{
                            background:
                              model.id === 'deepseek' ? '#60a5fa' : '#c084fc',
                            color: '#fff',
                          }}
                        >
                          {getShortName(model.name)[0]}
                        </div>
                      )}
                    </div>
                    <div className="min-w-0">
                      <div
                        className="font-semibold text-sm md:text-base truncate"
                        style={{ color: '#EAECEF' }}
                      >
                        {getShortName(model.name)}
                      </div>
                      <div className="text-xs" style={{ color: '#848E9C' }}>
                        {inUse
                          ? t('inUse', language)
                          : model.enabled
                            ? t('enabled', language)
                            : t('configured', language)}
                      </div>
                    </div>
                  </div>
                  <div
                    className={`w-2.5 h-2.5 md:w-3 md:h-3 rounded-full flex-shrink-0 ${model.enabled ? 'bg-green-400' : 'bg-gray-500'}`}
                  />
                </div>
              )
            })}
            {configuredModels.length === 0 && (
              <div
                className="text-center py-6 md:py-8"
                style={{ color: '#848E9C' }}
              >
                <Brain className="w-10 h-10 md:w-12 md:h-12 mx-auto mb-2 opacity-50" />
                <div className="text-xs md:text-sm">
                  {t('noModelsConfigured', language)}
                </div>
              </div>
            )}
          </div>
        </div>

        {/* Exchanges */}
        <div className="binance-card p-3 md:p-4">
          <h3
            className="text-base md:text-lg font-semibold mb-3 flex items-center gap-2"
            style={{ color: '#EAECEF' }}
          >
            <Landmark
              className="w-4 h-4 md:w-5 md:h-5"
              style={{ color: '#F0B90B' }}
            />
            {t('exchanges', language)}
          </h3>
          <div className="space-y-2 md:space-y-3">
            {configuredExchanges.map((exchange) => {
              const inUse = isExchangeInUse(exchange.id)
              return (
                <div
                  key={exchange.id}
                  className={`flex items-center justify-between p-2 md:p-3 rounded transition-all ${
                    inUse
                      ? 'cursor-not-allowed'
                      : 'cursor-pointer hover:bg-gray-700'
                  }`}
                  style={{ background: '#0B0E11', border: '1px solid #2B3139' }}
                  onClick={() => handleExchangeClick(exchange.id)}
                >
                  <div className="flex items-center gap-2 md:gap-3">
                    <div className="w-7 h-7 md:w-8 md:h-8 flex items-center justify-center flex-shrink-0">
                      {getExchangeIcon(exchange.id, { width: 28, height: 28 })}
                    </div>
                    <div className="min-w-0">
                      <div
                        className="font-semibold text-sm md:text-base truncate"
                        style={{ color: '#EAECEF' }}
                      >
                        {getShortName(exchange.name)}
                      </div>
                      <div className="text-xs" style={{ color: '#848E9C' }}>
                        {exchange.type.toUpperCase()} •{' '}
                        {inUse
                          ? t('inUse', language)
                          : exchange.enabled
                            ? t('enabled', language)
                            : t('configured', language)}
                      </div>
                    </div>
                  </div>
                  <div
                    className={`w-2.5 h-2.5 md:w-3 md:h-3 rounded-full flex-shrink-0 ${exchange.enabled ? 'bg-green-400' : 'bg-gray-500'}`}
                  />
                </div>
              )
            })}
            {configuredExchanges.length === 0 && (
              <div
                className="text-center py-6 md:py-8"
                style={{ color: '#848E9C' }}
              >
                <Landmark className="w-10 h-10 md:w-12 md:h-12 mx-auto mb-2 opacity-50" />
                <div className="text-xs md:text-sm">
                  {t('noExchangesConfigured', language)}
                </div>
              </div>
            )}
          </div>
        </div>
      </div>

      {/* Traders List */}
      <div className="binance-card p-4 md:p-6">
        <div className="flex items-center justify-between mb-4 md:mb-5">
          <h2
            className="text-lg md:text-xl font-bold flex items-center gap-2"
            style={{ color: '#EAECEF' }}
          >
            <Users
              className="w-5 h-5 md:w-6 md:h-6"
              style={{ color: '#F0B90B' }}
            />
            {t('currentTraders', language)}
          </h2>
        </div>

        {traders && traders.length > 0 ? (
          <div className="space-y-3 md:space-y-4">
            {traders.map((trader) => (
              <div
                key={trader.trader_id}
                className="flex flex-col md:flex-row md:items-center justify-between p-3 md:p-4 rounded transition-all hover:translate-y-[-1px] gap-3 md:gap-4"
                style={{ background: '#0B0E11', border: '1px solid #2B3139' }}
              >
                <div className="flex items-center gap-3 md:gap-4">
                  <div
                    className="w-10 h-10 md:w-12 md:h-12 rounded-full flex items-center justify-center flex-shrink-0"
                    style={{
                      background: trader.ai_model.includes('deepseek')
                        ? '#60a5fa'
                        : '#c084fc',
                      color: '#fff',
                    }}
                  >
                    <Bot className="w-5 h-5 md:w-6 md:h-6" />
                  </div>
                  <div className="min-w-0">
                    <div
                      className="font-bold text-base md:text-lg truncate"
                      style={{ color: '#EAECEF' }}
                    >
                      {trader.trader_name}
                    </div>
                    <div
                      className="text-xs md:text-sm truncate"
                      style={{
                        color: trader.ai_model.includes('deepseek')
                          ? '#60a5fa'
                          : '#c084fc',
                      }}
                    >
                      {getModelDisplayName(
                        trader.ai_model.split('_').pop() || trader.ai_model
                      )}{' '}
                      Model • {trader.exchange_id?.toUpperCase()}
                    </div>
                  </div>
                </div>

                <div className="flex items-center gap-3 md:gap-4 flex-wrap md:flex-nowrap">
                  {/* Status */}
                  <div className="text-center">
                    <div className="text-xs mb-1" style={{ color: '#848E9C' }}>
                      {t('status', language)}
                    </div>
                    <div
                      className={`px-2 md:px-3 py-1 rounded text-xs font-bold ${
                        trader.is_running
                          ? 'bg-green-100 text-green-800'
                          : 'bg-red-100 text-red-800'
                      }`}
                      style={
                        trader.is_running
                          ? {
                              background: 'rgba(14, 203, 129, 0.1)',
                              color: '#0ECB81',
                            }
                          : {
                              background: 'rgba(246, 70, 93, 0.1)',
                              color: '#F6465D',
                            }
                      }
                    >
                      {trader.is_running
                        ? t('running', language)
                        : t('stopped', language)}
                    </div>
                  </div>

                  {/* Actions */}
                  <div className="flex gap-1.5 md:gap-2 flex-wrap md:flex-nowrap">
                    <button
                      onClick={() => onTraderSelect?.(trader.trader_id)}
                      className="px-2 md:px-3 py-1.5 md:py-2 rounded text-xs md:text-sm font-semibold transition-all hover:scale-105 flex items-center gap-1 whitespace-nowrap"
                      style={{
                        background: 'rgba(99, 102, 241, 0.1)',
                        color: '#6366F1',
                      }}
                    >
                      <BarChart3 className="w-3 h-3 md:w-4 md:h-4" />
                      {t('view', language)}
                    </button>

                    <button
                      onClick={() => handleEditTrader(trader.trader_id)}
                      disabled={trader.is_running}
                      className="px-2 md:px-3 py-1.5 md:py-2 rounded text-xs md:text-sm font-semibold transition-all hover:scale-105 disabled:opacity-50 disabled:cursor-not-allowed whitespace-nowrap"
                      style={{
                        background: trader.is_running
                          ? 'rgba(132, 142, 156, 0.1)'
                          : 'rgba(255, 193, 7, 0.1)',
                        color: trader.is_running ? '#848E9C' : '#FFC107',
                      }}
                    >
                      ✏️ {t('edit', language)}
                    </button>

                    <button
                      onClick={() =>
                        handleToggleTrader(
                          trader.trader_id,
                          trader.is_running || false
                        )
                      }
                      className="px-2 md:px-3 py-1.5 md:py-2 rounded text-xs md:text-sm font-semibold transition-all hover:scale-105 whitespace-nowrap"
                      style={
                        trader.is_running
                          ? {
                              background: 'rgba(246, 70, 93, 0.1)',
                              color: '#F6465D',
                            }
                          : {
                              background: 'rgba(14, 203, 129, 0.1)',
                              color: '#0ECB81',
                            }
                      }
                    >
                      {trader.is_running
                        ? t('stop', language)
                        : t('start', language)}
                    </button>

                    <button
                      onClick={() => handleDeleteTrader(trader.trader_id)}
                      className="px-2 md:px-3 py-1.5 md:py-2 rounded text-xs md:text-sm font-semibold transition-all hover:scale-105"
                      style={{
                        background: 'rgba(246, 70, 93, 0.1)',
                        color: '#F6465D',
                      }}
                    >
                      <Trash2 className="w-3 h-3 md:w-4 md:h-4" />
                    </button>
                  </div>
                </div>
              </div>
            ))}
          </div>
        ) : (
          <div
            className="text-center py-12 md:py-16"
            style={{ color: '#848E9C' }}
          >
            <Bot className="w-16 h-16 md:w-24 md:h-24 mx-auto mb-3 md:mb-4 opacity-50" />
            <div className="text-base md:text-lg font-semibold mb-2">
              {t('noTraders', language)}
            </div>
            <div className="text-xs md:text-sm mb-3 md:mb-4">
              {t('createFirstTrader', language)}
            </div>
            {(configuredModels.length === 0 ||
              configuredExchanges.length === 0) && (
              <div className="text-xs md:text-sm text-yellow-500">
                {configuredModels.length === 0 &&
                configuredExchanges.length === 0
                  ? t('configureModelsAndExchangesFirst', language)
                  : configuredModels.length === 0
                    ? t('configureModelsFirst', language)
                    : t('configureExchangesFirst', language)}
              </div>
            )}
          </div>
        )}
      </div>

      {/* Create Trader Modal */}
      {showCreateModal && (
        <TraderConfigModal
          isOpen={showCreateModal}
          isEditMode={false}
          availableModels={enabledModels}
          availableExchanges={enabledExchanges}
          onSave={handleCreateTrader}
          onClose={() => setShowCreateModal(false)}
        />
      )}

      {/* Edit Trader Modal */}
      {showEditModal && editingTrader && (
        <TraderConfigModal
          isOpen={showEditModal}
          isEditMode={true}
          traderData={editingTrader}
          availableModels={enabledModels}
          availableExchanges={enabledExchanges}
          onSave={handleSaveEditTrader}
          onClose={() => {
            setShowEditModal(false)
            setEditingTrader(null)
          }}
        />
      )}

      {/* Model Configuration Modal */}
      {showModelModal && (
        <ModelConfigModal
          allModels={supportedModels}
          configuredModels={allModels}
          editingModelId={editingModel}
          onSave={handleSaveModelConfig}
          onDelete={handleDeleteModelConfig}
          onClose={() => {
            setShowModelModal(false)
            setEditingModel(null)
          }}
          language={language}
        />
      )}

      {/* Exchange Configuration Modal */}
      {showExchangeModal && (
        <ExchangeConfigModal
          allExchanges={supportedExchanges}
          editingExchangeId={editingExchange}
          onSave={handleSaveExchangeConfig}
          onDelete={handleDeleteExchangeConfig}
          onClose={() => {
            setShowExchangeModal(false)
            setEditingExchange(null)
          }}
          language={language}
        />
      )}

      {/* Signal Source Configuration Modal */}
      {showSignalSourceModal && (
        <SignalSourceModal
          coinPoolUrl={userSignalSource.coinPoolUrl}
          oiTopUrl={userSignalSource.oiTopUrl}
          onSave={handleSaveSignalSource}
          onClose={() => setShowSignalSourceModal(false)}
          language={language}
        />
      )}
    </div>
  )
}

// Tooltip Helper Component
function Tooltip({
  content,
  children,
}: {
  content: string
  children: React.ReactNode
}) {
  const [show, setShow] = useState(false)

  return (
    <div className="relative inline-block">
      <div
        onMouseEnter={() => setShow(true)}
        onMouseLeave={() => setShow(false)}
        onClick={() => setShow(!show)}
      >
        {children}
      </div>
      {show && (
        <div
          className="absolute z-10 px-3 py-2 text-sm rounded-lg shadow-lg w-64 left-1/2 transform -translate-x-1/2 bottom-full mb-2"
          style={{
            background: '#2B3139',
            color: '#EAECEF',
            border: '1px solid #474D57',
          }}
        >
          {content}
          <div
            className="absolute left-1/2 transform -translate-x-1/2 top-full"
            style={{
              width: 0,
              height: 0,
              borderLeft: '6px solid transparent',
              borderRight: '6px solid transparent',
              borderTop: '6px solid #2B3139',
            }}
          />
        </div>
      )}
    </div>
  )
}

// Signal Source Configuration Modal Component
function SignalSourceModal({
  coinPoolUrl,
  oiTopUrl,
  onSave,
  onClose,
  language,
}: {
  coinPoolUrl: string
  oiTopUrl: string
  onSave: (coinPoolUrl: string, oiTopUrl: string) => void
  onClose: () => void
  language: Language
}) {
  const [coinPool, setCoinPool] = useState(coinPoolUrl || '')
  const [oiTop, setOiTop] = useState(oiTopUrl || '')

  const handleSubmit = (e: React.FormEvent) => {
    e.preventDefault()
    onSave(coinPool.trim(), oiTop.trim())
  }

  return (
    <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 p-4">
      <div
        className="bg-gray-800 rounded-lg p-6 w-full max-w-lg relative"
        style={{ background: '#1E2329' }}
      >
        <h3 className="text-xl font-bold mb-4" style={{ color: '#EAECEF' }}>
          {t('signalSourceConfig', language)}
        </h3>

        <form onSubmit={handleSubmit} className="space-y-4">
          <div>
            <label
              className="block text-sm font-semibold mb-2"
              style={{ color: '#EAECEF' }}
            >
              COIN POOL URL
            </label>
            <input
              type="url"
              value={coinPool}
              onChange={(e) => setCoinPool(e.target.value)}
              placeholder="https://api.example.com/coinpool"
              className="w-full px-3 py-2 rounded"
              style={{
                background: '#0B0E11',
                border: '1px solid #2B3139',
                color: '#EAECEF',
              }}
            />
            <div className="text-xs mt-1" style={{ color: '#848E9C' }}>
              {t('coinPoolDescription', language)}
            </div>
          </div>

          <div>
            <label
              className="block text-sm font-semibold mb-2"
              style={{ color: '#EAECEF' }}
            >
              OI TOP URL
            </label>
            <input
              type="url"
              value={oiTop}
              onChange={(e) => setOiTop(e.target.value)}
              placeholder="https://api.example.com/oitop"
              className="w-full px-3 py-2 rounded"
              style={{
                background: '#0B0E11',
                border: '1px solid #2B3139',
                color: '#EAECEF',
              }}
            />
            <div className="text-xs mt-1" style={{ color: '#848E9C' }}>
              {t('oiTopDescription', language)}
            </div>
          </div>

          <div
            className="p-4 rounded"
            style={{
              background: 'rgba(240, 185, 11, 0.1)',
              border: '1px solid rgba(240, 185, 11, 0.2)',
            }}
          >
            <div
              className="text-sm font-semibold mb-2"
              style={{ color: '#F0B90B' }}
            >
              ℹ️ {t('information', language)}
            </div>
            <div className="text-xs space-y-1" style={{ color: '#848E9C' }}>
              <div>{t('signalSourceInfo1', language)}</div>
              <div>{t('signalSourceInfo2', language)}</div>
              <div>{t('signalSourceInfo3', language)}</div>
            </div>
          </div>

          <div className="flex gap-3 mt-6">
            <button
              type="button"
              onClick={onClose}
              className="flex-1 px-4 py-2 rounded text-sm font-semibold"
              style={{ background: '#2B3139', color: '#848E9C' }}
            >
              {t('cancel', language)}
            </button>
            <button
              type="submit"
              className="flex-1 px-4 py-2 rounded text-sm font-semibold"
              style={{ background: '#F0B90B', color: '#000' }}
            >
              {t('save', language)}
            </button>
          </div>
        </form>
      </div>
    </div>
  )
}

// Model Configuration Modal Component
function ModelConfigModal({
  allModels,
  configuredModels,
  editingModelId,
  onSave,
  onDelete,
  onClose,
  language,
}: {
  allModels: AIModel[]
  configuredModels: AIModel[]
  editingModelId: string | null
  onSave: (
    modelId: string,
    apiKey: string,
    baseUrl?: string,
    modelName?: string
  ) => void
  onDelete: (modelId: string) => void
  onClose: () => void
  language: Language
}) {
  const [selectedModelId, setSelectedModelId] = useState(editingModelId || '')
  const [apiKey, setApiKey] = useState('')
  const [baseUrl, setBaseUrl] = useState('')
  const [modelName, setModelName] = useState('')

  // 获取当前编辑的模型信息 - 编辑时从已配置的模型中查找，新建时从所有支持的模型中查找
  const selectedModel = editingModelId
    ? configuredModels?.find((m) => m.id === selectedModelId)
    : allModels?.find((m) => m.id === selectedModelId)

  // 如果是编辑现有模型，初始化API Key、Base URL和Model Name
  useEffect(() => {
    if (editingModelId && selectedModel) {
      setApiKey(selectedModel.apiKey || '')
      setBaseUrl(selectedModel.customApiUrl || '')
      setModelName(selectedModel.customModelName || '')
    }
  }, [editingModelId, selectedModel])

  const handleSubmit = (e: React.FormEvent) => {
    e.preventDefault()
    if (!selectedModelId || !apiKey.trim()) return

    onSave(
      selectedModelId,
      apiKey.trim(),
      baseUrl.trim() || undefined,
      modelName.trim() || undefined
    )
  }

  // 可选择的模型列表（所有支持的模型）
  const availableModels = allModels || []

  return (
    <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 p-4">
      <div
        className="bg-gray-800 rounded-lg p-6 w-full max-w-lg relative"
        style={{ background: '#1E2329' }}
      >
        <div className="flex items-center justify-between mb-4">
          <h3 className="text-xl font-bold" style={{ color: '#EAECEF' }}>
            {editingModelId
              ? t('editAIModel', language)
              : t('addAIModel', language)}
          </h3>
          {editingModelId && (
            <button
              type="button"
              onClick={() => onDelete(editingModelId)}
              className="p-2 rounded hover:bg-red-100 transition-colors"
              style={{ background: 'rgba(246, 70, 93, 0.1)', color: '#F6465D' }}
              title={t('delete', language)}
            >
              <Trash2 className="w-4 h-4" />
            </button>
          )}
        </div>

        <form onSubmit={handleSubmit} className="space-y-4">
          {!editingModelId && (
            <div>
              <label
                className="block text-sm font-semibold mb-2"
                style={{ color: '#EAECEF' }}
              >
                {t('selectModel', language)}
              </label>
              <select
                value={selectedModelId}
                onChange={(e) => setSelectedModelId(e.target.value)}
                className="w-full px-3 py-2 rounded"
                style={{
                  background: '#0B0E11',
                  border: '1px solid #2B3139',
                  color: '#EAECEF',
                }}
                required
              >
                <option value="">{t('pleaseSelectModel', language)}</option>
                {availableModels.map((model) => (
                  <option key={model.id} value={model.id}>
                    {getShortName(model.name)} ({model.provider})
                  </option>
                ))}
              </select>
            </div>
          )}

          {selectedModel && (
            <div
              className="p-4 rounded"
              style={{ background: '#0B0E11', border: '1px solid #2B3139' }}
            >
              <div className="flex items-center gap-3 mb-3">
                <div className="w-8 h-8 flex items-center justify-center">
                  {getModelIcon(selectedModel.provider || selectedModel.id, {
                    width: 32,
                    height: 32,
                  }) || (
                    <div
                      className="w-8 h-8 rounded-full flex items-center justify-center text-sm font-bold"
                      style={{
                        background:
                          selectedModel.id === 'deepseek'
                            ? '#60a5fa'
                            : '#c084fc',
                        color: '#fff',
                      }}
                    >
                      {selectedModel.name[0]}
                    </div>
                  )}
                </div>
                <div>
                  <div className="font-semibold" style={{ color: '#EAECEF' }}>
                    {getShortName(selectedModel.name)}
                  </div>
                  <div className="text-xs" style={{ color: '#848E9C' }}>
                    {selectedModel.provider} • {selectedModel.id}
                  </div>
                </div>
              </div>
            </div>
          )}

          {selectedModel && (
            <>
              <div>
                <label
                  className="block text-sm font-semibold mb-2"
                  style={{ color: '#EAECEF' }}
                >
                  API Key
                </label>
                <input
                  type="password"
                  value={apiKey}
                  onChange={(e) => setApiKey(e.target.value)}
                  placeholder={t('enterAPIKey', language)}
                  className="w-full px-3 py-2 rounded"
                  style={{
                    background: '#0B0E11',
                    border: '1px solid #2B3139',
                    color: '#EAECEF',
                  }}
                  required
                />
              </div>

              <div>
                <label
                  className="block text-sm font-semibold mb-2"
                  style={{ color: '#EAECEF' }}
                >
                  {t('customBaseURL', language)}
                </label>
                <input
                  type="url"
                  value={baseUrl}
                  onChange={(e) => setBaseUrl(e.target.value)}
                  placeholder={t('customBaseURLPlaceholder', language)}
                  className="w-full px-3 py-2 rounded"
                  style={{
                    background: '#0B0E11',
                    border: '1px solid #2B3139',
                    color: '#EAECEF',
                  }}
                />
                <div className="text-xs mt-1" style={{ color: '#848E9C' }}>
                  {t('leaveBlankForDefault', language)}
                </div>
              </div>

              <div>
                <label
                  className="block text-sm font-semibold mb-2"
                  style={{ color: '#EAECEF' }}
                >
                  Model Name (可选)
                </label>
                <input
                  type="text"
                  value={modelName}
                  onChange={(e) => setModelName(e.target.value)}
                  placeholder="例如: deepseek-chat, qwen3-max, gpt-5"
                  className="w-full px-3 py-2 rounded"
                  style={{
                    background: '#0B0E11',
                    border: '1px solid #2B3139',
                    color: '#EAECEF',
                  }}
                />
                <div className="text-xs mt-1" style={{ color: '#848E9C' }}>
                  留空使用默认模型名称
                </div>
              </div>

              <div
                className="p-4 rounded"
                style={{
                  background: 'rgba(240, 185, 11, 0.1)',
                  border: '1px solid rgba(240, 185, 11, 0.2)',
                }}
              >
                <div
                  className="text-sm font-semibold mb-2"
                  style={{ color: '#F0B90B' }}
                >
                  ℹ️ {t('information', language)}
                </div>
                <div className="text-xs space-y-1" style={{ color: '#848E9C' }}>
                  <div>{t('modelConfigInfo1', language)}</div>
                  <div>{t('modelConfigInfo2', language)}</div>
                  <div>{t('modelConfigInfo3', language)}</div>
                </div>
              </div>
            </>
          )}

          <div className="flex gap-3 mt-6">
            <button
              type="button"
              onClick={onClose}
              className="flex-1 px-4 py-2 rounded text-sm font-semibold"
              style={{ background: '#2B3139', color: '#848E9C' }}
            >
              {t('cancel', language)}
            </button>
            <button
              type="submit"
              disabled={!selectedModel || !apiKey.trim()}
              className="flex-1 px-4 py-2 rounded text-sm font-semibold disabled:opacity-50"
              style={{ background: '#F0B90B', color: '#000' }}
            >
              {t('saveConfig', language)}
            </button>
          </div>
        </form>
      </div>
    </div>
  )
}

// Exchange Configuration Modal Component
function ExchangeConfigModal({
  allExchanges,
  editingExchangeId,
  onSave,
  onDelete,
  onClose,
  language,
}: {
  allExchanges: Exchange[]
  editingExchangeId: string | null
  onSave: (
    exchangeId: string,
    apiKey: string,
    secretKey?: string,
    testnet?: boolean,
    hyperliquidWalletAddr?: string,
    asterUser?: string,
    asterSigner?: string,
    asterPrivateKey?: string
  ) => Promise<void>
  onDelete: (exchangeId: string) => void
  onClose: () => void
  language: Language
}) {
  const [selectedExchangeId, setSelectedExchangeId] = useState(
    editingExchangeId || ''
  )
  const [apiKey, setApiKey] = useState('')
  const [secretKey, setSecretKey] = useState('')
  const [passphrase, setPassphrase] = useState('')
  const [testnet, setTestnet] = useState(false)
  const [showGuide, setShowGuide] = useState(false)
  const [serverIP, setServerIP] = useState<{
    public_ip: string
    message: string
  } | null>(null)
  const [loadingIP, setLoadingIP] = useState(false)
  const [copiedIP, setCopiedIP] = useState(false)

  // 币安配置指南展开状态
  const [showBinanceGuide, setShowBinanceGuide] = useState(false)

  // Aster 特定字段
  const [asterUser, setAsterUser] = useState('')
  const [asterSigner, setAsterSigner] = useState('')
  const [asterPrivateKey, setAsterPrivateKey] = useState('')

  // Hyperliquid 特定字段
  const [hyperliquidWalletAddr, setHyperliquidWalletAddr] = useState('')

  // 安全输入状态
  const [secureInputTarget, setSecureInputTarget] = useState<
    null | 'hyperliquid' | 'aster'
  >(null)

  // 获取当前编辑的交易所信息
  const selectedExchange = allExchanges?.find(
    (e) => e.id === selectedExchangeId
  )

  // 如果是编辑现有交易所，初始化表单数据
  useEffect(() => {
    if (editingExchangeId && selectedExchange) {
      setApiKey(selectedExchange.apiKey || '')
      setSecretKey(selectedExchange.secretKey || '')
      setPassphrase('') // Don't load existing passphrase for security
      setTestnet(selectedExchange.testnet || false)

      // Aster 字段
      setAsterUser(selectedExchange.asterUser || '')
      setAsterSigner(selectedExchange.asterSigner || '')
      setAsterPrivateKey('') // Don't load existing private key for security

      // Hyperliquid 字段
      setHyperliquidWalletAddr(selectedExchange.hyperliquidWalletAddr || '')
    }
  }, [editingExchangeId, selectedExchange])

  // 加载服务器IP（当选择binance时）
  useEffect(() => {
    if (selectedExchangeId === 'binance' && !serverIP) {
      setLoadingIP(true)
      api
        .getServerIP()
        .then((data) => {
          setServerIP(data)
        })
        .catch((err) => {
          console.error('Failed to load server IP:', err)
        })
        .finally(() => {
          setLoadingIP(false)
        })
    }
  }, [selectedExchangeId])

  const handleCopyIP = (ip: string) => {
    navigator.clipboard.writeText(ip).then(() => {
      setCopiedIP(true)
      setTimeout(() => setCopiedIP(false), 2000)
    })
  }

  // 安全输入处理函数
  const secureInputContextLabel =
    secureInputTarget === 'aster'
      ? t('asterExchangeName', language)
      : secureInputTarget === 'hyperliquid'
        ? t('hyperliquidExchangeName', language)
        : undefined

  const handleSecureInputCancel = () => {
    setSecureInputTarget(null)
  }

  const handleSecureInputComplete = ({
    value,
    obfuscationLog,
  }: TwoStageKeyModalResult) => {
    const trimmed = value.trim()
    if (secureInputTarget === 'hyperliquid') {
      setApiKey(trimmed)
    }
    if (secureInputTarget === 'aster') {
      setAsterPrivateKey(trimmed)
    }
    console.log('Secure input obfuscation log:', obfuscationLog)
    setSecureInputTarget(null)
  }

  // 掩盖敏感数据显示
  const maskSecret = (secret: string) => {
    if (!secret || secret.length === 0) return ''
    if (secret.length <= 8) return '*'.repeat(secret.length)
    return (
      secret.slice(0, 4) +
      '*'.repeat(Math.max(secret.length - 8, 4)) +
      secret.slice(-4)
    )
  }

  const handleSubmit = async (e: React.FormEvent) => {
    e.preventDefault()
    if (!selectedExchangeId) return

    // 根据交易所类型验证不同字段
    if (selectedExchange?.id === 'binance') {
      if (!apiKey.trim() || !secretKey.trim()) return
      await onSave(selectedExchangeId, apiKey.trim(), secretKey.trim(), testnet)
    } else if (selectedExchange?.id === 'hyperliquid') {
      if (!apiKey.trim() || !hyperliquidWalletAddr.trim()) return // 验证私钥和钱包地址
      await onSave(
        selectedExchangeId,
        apiKey.trim(),
        '',
        testnet,
        hyperliquidWalletAddr.trim()
      )
    } else if (selectedExchange?.id === 'aster') {
      if (!asterUser.trim() || !asterSigner.trim() || !asterPrivateKey.trim())
        return
      await onSave(
        selectedExchangeId,
        '',
        '',
        testnet,
        undefined,
        asterUser.trim(),
        asterSigner.trim(),
        asterPrivateKey.trim()
      )
    } else if (selectedExchange?.id === 'okx') {
      if (!apiKey.trim() || !secretKey.trim() || !passphrase.trim()) return
      await onSave(selectedExchangeId, apiKey.trim(), secretKey.trim(), testnet)
    } else {
      // 默认情况（其他CEX交易所）
      if (!apiKey.trim() || !secretKey.trim()) return
      await onSave(selectedExchangeId, apiKey.trim(), secretKey.trim(), testnet)
    }
  }

  // 可选择的交易所列表（所有支持的交易所）
  const availableExchanges = allExchanges || []

  return (
    <div className="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center z-50 p-4">
      <div
        className="bg-gray-800 rounded-lg p-6 w-full max-w-lg relative"
        style={{ background: '#1E2329' }}
      >
        <div className="flex items-center justify-between mb-4">
          <h3 className="text-xl font-bold" style={{ color: '#EAECEF' }}>
            {editingExchangeId
              ? t('editExchange', language)
              : t('addExchange', language)}
          </h3>
          <div className="flex items-center gap-2">
            {selectedExchange?.id === 'binance' && (
              <button
                type="button"
                onClick={() => setShowGuide(true)}
                className="px-3 py-2 rounded text-sm font-semibold transition-all hover:scale-105 flex items-center gap-2"
                style={{
                  background: 'rgba(240, 185, 11, 0.1)',
                  color: '#F0B90B',
                }}
              >
                <BookOpen className="w-4 h-4" />
                {t('viewGuide', language)}
              </button>
            )}
            {editingExchangeId && (
              <button
                type="button"
                onClick={() => onDelete(editingExchangeId)}
                className="p-2 rounded hover:bg-red-100 transition-colors"
                style={{
                  background: 'rgba(246, 70, 93, 0.1)',
                  color: '#F6465D',
                }}
                title={t('delete', language)}
              >
                <Trash2 className="w-4 h-4" />
              </button>
            )}
          </div>
        </div>

        <form onSubmit={handleSubmit} className="space-y-4">
          {!editingExchangeId && (
            <div>
              <label
                className="block text-sm font-semibold mb-2"
                style={{ color: '#EAECEF' }}
              >
                {t('selectExchange', language)}
              </label>
              <select
                value={selectedExchangeId}
                onChange={(e) => setSelectedExchangeId(e.target.value)}
                className="w-full px-3 py-2 rounded"
                style={{
                  background: '#0B0E11',
                  border: '1px solid #2B3139',
                  color: '#EAECEF',
                }}
                required
              >
                <option value="">{t('pleaseSelectExchange', language)}</option>
                {availableExchanges.map((exchange) => (
                  <option key={exchange.id} value={exchange.id}>
                    {getShortName(exchange.name)} ({exchange.type.toUpperCase()}
                    )
                  </option>
                ))}
              </select>
            </div>
          )}

          {selectedExchange && (
            <div
              className="p-4 rounded"
              style={{ background: '#0B0E11', border: '1px solid #2B3139' }}
            >
              <div className="flex items-center gap-3 mb-3">
                <div className="w-8 h-8 flex items-center justify-center">
                  {getExchangeIcon(selectedExchange.id, {
                    width: 32,
                    height: 32,
                  })}
                </div>
                <div>
                  <div className="font-semibold" style={{ color: '#EAECEF' }}>
                    {getShortName(selectedExchange.name)}
                  </div>
                  <div className="text-xs" style={{ color: '#848E9C' }}>
                    {selectedExchange.type.toUpperCase()} •{' '}
                    {selectedExchange.id}
                  </div>
                </div>
              </div>
            </div>
          )}

          {selectedExchange && (
            <>
              {/* Binance 和其他 CEX 交易所的字段 */}
              {(selectedExchange.id === 'binance' ||
                selectedExchange.type === 'cex') &&
                selectedExchange.id !== 'hyperliquid' &&
                selectedExchange.id !== 'aster' && (
                  <>
                    {/* 币安用户配置提示 (D1 方案) */}
                    {selectedExchange.id === 'binance' && (
                      <div
                        className="mb-4 p-3 rounded cursor-pointer transition-colors"
                        style={{
                          background: '#1a3a52',
                          border: '1px solid #2b5278',
                        }}
                        onClick={() => setShowBinanceGuide(!showBinanceGuide)}
                      >
                        <div className="flex items-center justify-between">
                          <div className="flex items-center gap-2">
                            <span style={{ color: '#58a6ff' }}>ℹ️</span>
                            <span
                              className="text-sm font-medium"
                              style={{ color: '#EAECEF' }}
                            >
                              <strong>币安用户必读：</strong>
                              使用「现货与合约交易」API，不要用「统一账户 API」
                            </span>
                          </div>
                          <span style={{ color: '#8b949e' }}>
                            {showBinanceGuide ? '▲' : '▼'}
                          </span>
                        </div>

                        {/* 展开的详细说明 */}
                        {showBinanceGuide && (
                          <div
                            className="mt-3 pt-3"
                            style={{
                              borderTop: '1px solid #2b5278',
                              fontSize: '0.875rem',
                              color: '#c9d1d9',
                            }}
                            onClick={(e) => e.stopPropagation()}
                          >
                            <p className="mb-2" style={{ color: '#8b949e' }}>
                              <strong>原因：</strong>统一账户 API
                              权限结构不同，会导致订单提交失败
                            </p>

                            <p
                              className="font-semibold mb-1"
                              style={{ color: '#EAECEF' }}
                            >
                              正确配置步骤：
                            </p>
                            <ol
                              className="list-decimal list-inside space-y-1 mb-3"
                              style={{ paddingLeft: '0.5rem' }}
                            >
                              <li>
                                登录币安 → 个人中心 → <strong>API 管理</strong>
                              </li>
                              <li>
                                创建 API → 选择「
                                <strong>系统生成的 API 密钥</strong>」
                              </li>
                              <li>
                                勾选「<strong>现货与合约交易</strong>」（
                                <span style={{ color: '#f85149' }}>
                                  不选统一账户
                                </span>
                                ）
                              </li>
                              <li>
                                IP 限制选「<strong>无限制</strong>」或添加服务器
                                IP
                              </li>
                            </ol>

                            <p
                              className="mb-2 p-2 rounded"
                              style={{
                                background: '#3d2a00',
                                border: '1px solid #9e6a03',
                              }}
                            >
                              💡 <strong>多资产模式用户注意：</strong>
                              如果您开启了多资产模式，将强制使用全仓模式。建议关闭多资产模式以支持逐仓交易。
                            </p>

                            <a
                              href="https://www.binance.com/zh-CN/support/faq/how-to-create-api-keys-on-binance-360002502072"
                              target="_blank"
                              rel="noopener noreferrer"
                              className="inline-block text-sm hover:underline"
                              style={{ color: '#58a6ff' }}
                            >
                              📖 查看币安官方教程 ↗
                            </a>
                          </div>
                        )}
                      </div>
                    )}

                    <div>
                      <label
                        className="block text-sm font-semibold mb-2"
                        style={{ color: '#EAECEF' }}
                      >
                        {t('apiKey', language)}
                      </label>
                      <input
                        type="password"
                        value={apiKey}
                        onChange={(e) => setApiKey(e.target.value)}
                        placeholder={t('enterAPIKey', language)}
                        className="w-full px-3 py-2 rounded"
                        style={{
                          background: '#0B0E11',
                          border: '1px solid #2B3139',
                          color: '#EAECEF',
                        }}
                        required
                      />
                    </div>

                    <div>
                      <label
                        className="block text-sm font-semibold mb-2"
                        style={{ color: '#EAECEF' }}
                      >
                        {t('secretKey', language)}
                      </label>
                      <input
                        type="password"
                        value={secretKey}
                        onChange={(e) => setSecretKey(e.target.value)}
                        placeholder={t('enterSecretKey', language)}
                        className="w-full px-3 py-2 rounded"
                        style={{
                          background: '#0B0E11',
                          border: '1px solid #2B3139',
                          color: '#EAECEF',
                        }}
                        required
                      />
                    </div>

                    {selectedExchange.id === 'okx' && (
                      <div>
                        <label
                          className="block text-sm font-semibold mb-2"
                          style={{ color: '#EAECEF' }}
                        >
                          {t('passphrase', language)}
                        </label>
                        <input
                          type="password"
                          value={passphrase}
                          onChange={(e) => setPassphrase(e.target.value)}
                          placeholder={t('enterPassphrase', language)}
                          className="w-full px-3 py-2 rounded"
                          style={{
                            background: '#0B0E11',
                            border: '1px solid #2B3139',
                            color: '#EAECEF',
                          }}
                          required
                        />
                      </div>
                    )}

                    {/* Binance 白名单IP提示 */}
                    {selectedExchange.id === 'binance' && (
                      <div
                        className="p-4 rounded"
                        style={{
                          background: 'rgba(240, 185, 11, 0.1)',
                          border: '1px solid rgba(240, 185, 11, 0.2)',
                        }}
                      >
                        <div
                          className="text-sm font-semibold mb-2"
                          style={{ color: '#F0B90B' }}
                        >
                          {t('whitelistIP', language)}
                        </div>
                        <div
                          className="text-xs mb-3"
                          style={{ color: '#848E9C' }}
                        >
                          {t('whitelistIPDesc', language)}
                        </div>

                        {loadingIP ? (
                          <div className="text-xs" style={{ color: '#848E9C' }}>
                            {t('loadingServerIP', language)}
                          </div>
                        ) : serverIP && serverIP.public_ip ? (
                          <div
                            className="flex items-center gap-2 p-2 rounded"
                            style={{ background: '#0B0E11' }}
                          >
                            <code
                              className="flex-1 text-sm font-mono"
                              style={{ color: '#F0B90B' }}
                            >
                              {serverIP.public_ip}
                            </code>
                            <button
                              type="button"
                              onClick={() => handleCopyIP(serverIP.public_ip)}
                              className="px-3 py-1 rounded text-xs font-semibold transition-all hover:scale-105"
                              style={{
                                background: 'rgba(240, 185, 11, 0.2)',
                                color: '#F0B90B',
                              }}
                            >
                              {copiedIP
                                ? t('ipCopied', language)
                                : t('copyIP', language)}
                            </button>
                          </div>
                        ) : null}
                      </div>
                    )}
                  </>
                )}

              {/* Hyperliquid 交易所的字段 */}
              {selectedExchange.id === 'hyperliquid' && (
                <>
                  {/* 安全提示 banner */}
                  <div
                    className="p-3 rounded mb-4"
                    style={{
                      background: 'rgba(240, 185, 11, 0.1)',
                      border: '1px solid rgba(240, 185, 11, 0.3)',
                    }}
                  >
                    <div className="flex items-start gap-2">
                      <span style={{ color: '#F0B90B', fontSize: '16px' }}>
                        🔐
                      </span>
                      <div className="flex-1">
                        <div
                          className="text-sm font-semibold mb-1"
                          style={{ color: '#F0B90B' }}
                        >
                          {t('hyperliquidAgentWalletTitle', language)}
                        </div>
                        <div
                          className="text-xs"
                          style={{ color: '#848E9C', lineHeight: '1.5' }}
                        >
                          {t('hyperliquidAgentWalletDesc', language)}
                        </div>
                      </div>
                    </div>
                  </div>

                  {/* Agent Private Key 字段 */}
                  <div>
                    <label
                      className="block text-sm font-semibold mb-2"
                      style={{ color: '#EAECEF' }}
                    >
                      {t('hyperliquidAgentPrivateKey', language)}
                    </label>
                    <div className="flex flex-col gap-2">
                      <div className="flex gap-2">
                        <input
                          type="text"
                          value={maskSecret(apiKey)}
                          readOnly
                          placeholder={t(
                            'enterHyperliquidAgentPrivateKey',
                            language
                          )}
                          className="w-full px-3 py-2 rounded"
                          style={{
                            background: '#0B0E11',
                            border: '1px solid #2B3139',
                            color: '#EAECEF',
                          }}
                        />
                        <button
                          type="button"
                          onClick={() => setSecureInputTarget('hyperliquid')}
                          className="px-3 py-2 rounded text-xs font-semibold transition-all hover:scale-105"
                          style={{
                            background: '#F0B90B',
                            color: '#000',
                            whiteSpace: 'nowrap',
                          }}
                        >
                          {apiKey
                            ? t('secureInputReenter', language)
                            : t('secureInputButton', language)}
                        </button>
                        {apiKey && (
                          <button
                            type="button"
                            onClick={() => setApiKey('')}
                            className="px-3 py-2 rounded text-xs font-semibold transition-all hover:scale-105"
                            style={{
                              background: '#1B1F2B',
                              color: '#848E9C',
                              whiteSpace: 'nowrap',
                            }}
                          >
                            {t('secureInputClear', language)}
                          </button>
                        )}
                      </div>
                      {apiKey && (
                        <div className="text-xs" style={{ color: '#848E9C' }}>
                          {t('secureInputHint', language)}
                        </div>
                      )}
                    </div>
                    <div className="text-xs mt-1" style={{ color: '#848E9C' }}>
                      {t('hyperliquidAgentPrivateKeyDesc', language)}
                    </div>
                  </div>

                  {/* Main Wallet Address 字段 */}
                  <div>
                    <label
                      className="block text-sm font-semibold mb-2"
                      style={{ color: '#EAECEF' }}
                    >
                      {t('hyperliquidMainWalletAddress', language)}
                    </label>
                    <input
                      type="text"
                      value={hyperliquidWalletAddr}
                      onChange={(e) => setHyperliquidWalletAddr(e.target.value)}
                      placeholder={t(
                        'enterHyperliquidMainWalletAddress',
                        language
                      )}
                      className="w-full px-3 py-2 rounded"
                      style={{
                        background: '#0B0E11',
                        border: '1px solid #2B3139',
                        color: '#EAECEF',
                      }}
                      required
                    />
                    <div className="text-xs mt-1" style={{ color: '#848E9C' }}>
                      {t('hyperliquidMainWalletAddressDesc', language)}
                    </div>
                  </div>
                </>
              )}

              {/* Aster 交易所的字段 */}
              {selectedExchange.id === 'aster' && (
                <>
                  <div>
                    <label
                      className="block text-sm font-semibold mb-2 flex items-center gap-2"
                      style={{ color: '#EAECEF' }}
                    >
                      {t('user', language)}
                      <Tooltip content={t('asterUserDesc', language)}>
                        <HelpCircle
                          className="w-4 h-4 cursor-help"
                          style={{ color: '#F0B90B' }}
                        />
                      </Tooltip>
                    </label>
                    <input
                      type="text"
                      value={asterUser}
                      onChange={(e) => setAsterUser(e.target.value)}
                      placeholder={t('enterUser', language)}
                      className="w-full px-3 py-2 rounded"
                      style={{
                        background: '#0B0E11',
                        border: '1px solid #2B3139',
                        color: '#EAECEF',
                      }}
                      required
                    />
                  </div>

                  <div>
                    <label
                      className="block text-sm font-semibold mb-2 flex items-center gap-2"
                      style={{ color: '#EAECEF' }}
                    >
                      {t('signer', language)}
                      <Tooltip content={t('asterSignerDesc', language)}>
                        <HelpCircle
                          className="w-4 h-4 cursor-help"
                          style={{ color: '#F0B90B' }}
                        />
                      </Tooltip>
                    </label>
                    <input
                      type="text"
                      value={asterSigner}
                      onChange={(e) => setAsterSigner(e.target.value)}
                      placeholder={t('enterSigner', language)}
                      className="w-full px-3 py-2 rounded"
                      style={{
                        background: '#0B0E11',
                        border: '1px solid #2B3139',
                        color: '#EAECEF',
                      }}
                      required
                    />
                  </div>

                  <div>
                    <label
                      className="block text-sm font-semibold mb-2 flex items-center gap-2"
                      style={{ color: '#EAECEF' }}
                    >
                      {t('privateKey', language)}
                      <Tooltip content={t('asterPrivateKeyDesc', language)}>
                        <HelpCircle
                          className="w-4 h-4 cursor-help"
                          style={{ color: '#F0B90B' }}
                        />
                      </Tooltip>
                    </label>
                    <div className="flex flex-col gap-2">
                      <div className="flex gap-2">
                        <input
                          type="text"
                          value={maskSecret(asterPrivateKey)}
                          readOnly
                          placeholder={t('enterPrivateKey', language)}
                          className="w-full px-3 py-2 rounded"
                          style={{
                            background: '#0B0E11',
                            border: '1px solid #2B3139',
                            color: '#EAECEF',
                          }}
                        />
                        <button
                          type="button"
                          onClick={() => setSecureInputTarget('aster')}
                          className="px-3 py-2 rounded text-xs font-semibold transition-all hover:scale-105"
                          style={{
                            background: '#F0B90B',
                            color: '#000',
                            whiteSpace: 'nowrap',
                          }}
                        >
                          {asterPrivateKey
                            ? t('secureInputReenter', language)
                            : t('secureInputButton', language)}
                        </button>
                        {asterPrivateKey && (
                          <button
                            type="button"
                            onClick={() => setAsterPrivateKey('')}
                            className="px-3 py-2 rounded text-xs font-semibold transition-all hover:scale-105"
                            style={{
                              background: '#1B1F2B',
                              color: '#848E9C',
                              whiteSpace: 'nowrap',
                            }}
                          >
                            {t('secureInputClear', language)}
                          </button>
                        )}
                      </div>
                      {asterPrivateKey && (
                        <div className="text-xs" style={{ color: '#848E9C' }}>
                          {t('secureInputHint', language)}
                        </div>
                      )}
                    </div>
                  </div>
                </>
              )}

              <div>
                <label className="flex items-center gap-2 text-sm">
                  <input
                    type="checkbox"
                    checked={testnet}
                    onChange={(e) => setTestnet(e.target.checked)}
                    className="form-checkbox rounded"
                    style={{ accentColor: '#F0B90B' }}
                  />
                  <span style={{ color: '#EAECEF' }}>
                    {t('useTestnet', language)}
                  </span>
                </label>
                <div className="text-xs mt-1" style={{ color: '#848E9C' }}>
                  {t('testnetDescription', language)}
                </div>
              </div>

              <div
                className="p-4 rounded"
                style={{
                  background: 'rgba(240, 185, 11, 0.1)',
                  border: '1px solid rgba(240, 185, 11, 0.2)',
                }}
              >
                <div
                  className="text-sm font-semibold mb-2"
                  style={{ color: '#F0B90B' }}
                >
                  <span className="inline-flex items-center gap-1">
                    <AlertTriangle className="w-4 h-4" />{' '}
                    {t('securityWarning', language)}
                  </span>
                </div>
                <div className="text-xs space-y-1" style={{ color: '#848E9C' }}>
                  {selectedExchange.id === 'aster' && (
                    <div>{t('asterUsdtWarning', language)}</div>
                  )}
                  <div>{t('exchangeConfigWarning1', language)}</div>
                  <div>{t('exchangeConfigWarning2', language)}</div>
                  <div>{t('exchangeConfigWarning3', language)}</div>
                </div>
              </div>
            </>
          )}

          <div className="flex gap-3 mt-6">
            <button
              type="button"
              onClick={onClose}
              className="flex-1 px-4 py-2 rounded text-sm font-semibold"
              style={{ background: '#2B3139', color: '#848E9C' }}
            >
              {t('cancel', language)}
            </button>
            <button
              type="submit"
              disabled={
                !selectedExchange ||
                (selectedExchange.id === 'binance' &&
                  (!apiKey.trim() || !secretKey.trim())) ||
                (selectedExchange.id === 'okx' &&
                  (!apiKey.trim() ||
                    !secretKey.trim() ||
                    !passphrase.trim())) ||
                (selectedExchange.id === 'hyperliquid' &&
                  (!apiKey.trim() || !hyperliquidWalletAddr.trim())) || // 验证私钥和钱包地址
                (selectedExchange.id === 'aster' &&
                  (!asterUser.trim() ||
                    !asterSigner.trim() ||
                    !asterPrivateKey.trim())) ||
                (selectedExchange.type === 'cex' &&
                  selectedExchange.id !== 'hyperliquid' &&
                  selectedExchange.id !== 'aster' &&
                  selectedExchange.id !== 'binance' &&
                  selectedExchange.id !== 'okx' &&
                  (!apiKey.trim() || !secretKey.trim()))
              }
              className="flex-1 px-4 py-2 rounded text-sm font-semibold disabled:opacity-50"
              style={{ background: '#F0B90B', color: '#000' }}
            >
              {t('saveConfig', language)}
            </button>
          </div>
        </form>
      </div>

      {/* Binance Setup Guide Modal */}
      {showGuide && (
        <div
          className="fixed inset-0 bg-black bg-opacity-75 flex items-center justify-center z-50 p-4"
          onClick={() => setShowGuide(false)}
        >
          <div
            className="bg-gray-800 rounded-lg p-6 w-full max-w-4xl relative"
            style={{ background: '#1E2329' }}
            onClick={(e) => e.stopPropagation()}
          >
            <div className="flex items-center justify-between mb-4">
              <h3
                className="text-xl font-bold flex items-center gap-2"
                style={{ color: '#EAECEF' }}
              >
                <BookOpen className="w-6 h-6" style={{ color: '#F0B90B' }} />
                {t('binanceSetupGuide', language)}
              </h3>
              <button
                onClick={() => setShowGuide(false)}
                className="px-4 py-2 rounded text-sm font-semibold transition-all hover:scale-105"
                style={{ background: '#2B3139', color: '#848E9C' }}
              >
                {t('closeGuide', language)}
              </button>
            </div>
            <div className="overflow-y-auto max-h-[80vh]">
              <img
                src="/images/guide.png"
                alt={t('binanceSetupGuide', language)}
                className="w-full h-auto rounded"
              />
            </div>
          </div>
        </div>
      )}

      {/* Two Stage Key Modal */}
      <TwoStageKeyModal
        isOpen={secureInputTarget !== null}
        language={language}
        contextLabel={secureInputContextLabel}
        expectedLength={64}
        onCancel={handleSecureInputCancel}
        onComplete={handleSecureInputComplete}
      />
    </div>
  )
}