import React from 'react'
import { View, Text } from '@tarojs/components'
import { Popup } from '@nutui/nutui-react-taro'
import { Share, Link, Close, Gift } from '@nutui/icons-react-taro'
import Taro from '@tarojs/taro'

export interface GiftCardShareProps {
  /** 是否显示分享弹窗 */
  visible: boolean
  /** 礼品卡信息 */
  giftCard: {
    id: number
    name: string
    type: number
    faceValue: string
    code?: string
    description?: string
  }
  /** 关闭回调 */
  onClose: () => void
}

const GiftCardShare: React.FC<GiftCardShareProps> = ({
  visible,
  giftCard,
  onClose
}) => {
  // 获取礼品卡类型文本
  const getTypeText = () => {
    switch (giftCard.type) {
      case 10: return '实物礼品卡'
      case 20: return '虚拟礼品卡'
      case 30: return '服务礼品卡'
      default: return '礼品卡'
    }
  }

  // 生成分享文案
  const generateShareText = () => {
    const typeText = getTypeText()
    const valueText = `¥${giftCard.faceValue}`

    return `🎁 ${giftCard.name}\n💰 面值 ${valueText}\n🏷️ ${typeText}\n${giftCard.description ? `📝 ${giftCard.description}\n` : ''}快来领取这份礼品卡吧！`
  }

  // 生成分享链接
  const generateShareUrl = () => {
    // 这里应该是实际的分享链接，包含礼品卡ID等参数
    return `https://your-domain.com/gift/share?id=${giftCard.id}`
  }

  // 微信分享
  const handleWechatShare = () => {
    Taro.showShareMenu({
      withShareTicket: true,
      success: () => {
        Taro.showToast({
          title: '分享成功',
          icon: 'success'
        })
        onClose()
      },
      fail: () => {
        Taro.showToast({
          title: '分享失败',
          icon: 'error'
        })
      }
    })
  }

  // 复制链接
  const handleCopyLink = () => {
    const shareUrl = generateShareUrl()
    const shareText = generateShareText()
    const fullText = `${shareText}\n\n${shareUrl}`

    Taro.setClipboardData({
      data: fullText,
      success: () => {
        Taro.showToast({
          title: '已复制到剪贴板',
          icon: 'success'
        })
        onClose()
      },
      fail: () => {
        Taro.showToast({
          title: '复制失败',
          icon: 'error'
        })
      }
    })
  }

  // 复制兑换码
  const handleCopyCode = () => {
    if (!giftCard.code) {
      Taro.showToast({
        title: '暂无兑换码',
        icon: 'none'
      })
      return
    }

    Taro.setClipboardData({
      data: giftCard.code,
      success: () => {
        Taro.showToast({
          title: '兑换码已复制',
          icon: 'success'
        })
        onClose()
      },
      fail: () => {
        Taro.showToast({
          title: '复制失败',
          icon: 'error'
        })
      }
    })
  }

  // 保存图片分享
  const handleSaveImage = async () => {
    try {
      // 这里可以生成礼品卡图片并保存到相册
      // 实际实现需要canvas绘制礼品卡图片
      Taro.showToast({
        title: '功能开发中',
        icon: 'none'
      })
    } catch (error) {
      Taro.showToast({
        title: '保存失败',
        icon: 'error'
      })
    }
  }

  const shareOptions = [
    {
      icon: <Share size="32" className="text-green-500" />,
      label: '微信好友',
      onClick: handleWechatShare
    },
    {
      icon: <Link size="32" className="text-blue-500" />,
      label: '复制链接',
      onClick: handleCopyLink
    },
    {
      icon: <Gift size="32" className="text-purple-500" />,
      label: '复制兑换码',
      onClick: handleCopyCode,
      disabled: !giftCard.code
    },
    {
      icon: <Share size="32" className="text-orange-500" />,
      label: '保存图片',
      onClick: handleSaveImage
    }
  ]

  return (
    <Popup
      visible={visible}
      position="bottom"
      style={{ height: 'auto' }}
      round
    >
      <View className="p-6">
        {/* 头部 */}
        <View className="flex items-center justify-between mb-6">
          <Text className="text-lg font-semibold">分享礼品卡</Text>
          <View onClick={onClose}>
            <Close size="20" className="text-gray-500" />
          </View>
        </View>

        {/* 礼品卡预览 */}
        <View className="rounded-xl p-4 mb-6 text-white" style={{backgroundColor: '#fbbf24'}}>
          <Text className="text-xl font-bold mb-2">{giftCard.name}</Text>
          <View className="flex items-center justify-between">
            <View>
              <Text className="text-2xl font-bold">¥{giftCard.faceValue}</Text>
              <Text className="text-sm opacity-90">{getTypeText()}</Text>
            </View>
            <Gift size="24" />
          </View>
          {giftCard.code && (
            <View className="mt-3 p-2 bg-white bg-opacity-20 rounded">
              <Text className="text-xs opacity-80">兑换码</Text>
              <Text className="font-mono font-bold">{giftCard.code}</Text>
            </View>
          )}
        </View>

        {/* 分享选项 */}
        <View className="flex justify-between mb-4" style={{gap: '16px'}}>
          {shareOptions.map((option, index) => (
            <View
              key={index}
              className={`flex-1 flex flex-col items-center py-4 bg-gray-50 rounded-lg ${
                option.disabled ? 'opacity-50' : ''
              }`}
              onClick={option.disabled ? undefined : option.onClick}
            >
              <View className="mb-2">{option.icon}</View>
              <Text className="text-sm text-gray-700">{option.label}</Text>
            </View>
          ))}
        </View>

        {/* 分享文案预览 */}
        <View className="bg-gray-50 rounded-lg p-3">
          <Text className="text-xs text-gray-500 mb-2">分享文案预览：</Text>
          <Text className="text-sm text-gray-700 leading-relaxed">
            {generateShareText()}
          </Text>
        </View>
      </View>
    </Popup>
  )
}

export default GiftCardShare
