refactor(components): 重构 SimpleQRCodeModal 组件

- 移除了未使用的 QRCodeGenerator 组件
- 在 SimpleQRCodeModal组件中添加了礼品卡名称和面值的显示
- 更新了 SimpleQRCodeModal 的样式，使其更加居中
- 在 gift/detail.tsx 中传递了礼品卡名称和面值给 SimpleQRCodeModal

src/components/QRCodeGenerator.tsx

@@ -1,284 +0,0 @@
-import React, { useState, useEffect, useRef } from 'react'
-import { View, Text, Canvas } from '@tarojs/components'
-import { Button, Popup } from '@nutui/nutui-react-taro'
-import { Close, Copy, Download } from '@nutui/icons-react-taro'
-import Taro from '@tarojs/taro'
-
-export interface QRCodeGeneratorProps {
-  /** 是否显示弹窗 */
-  visible: boolean
-  /** 关闭弹窗回调 */
-  onClose: () => void
-  /** 二维码内容 */
-  text: string
-  /** 二维码尺寸 */
-  size?: number
-  /** 礼品卡名称 */
-  title?: string
-  /** 礼品卡面值 */
-  subtitle?: string
-}
-
-const QRCodeGenerator: React.FC<QRCodeGeneratorProps> = ({
-  visible,
-  onClose,
-  text,
-  size = 200,
-  title,
-  subtitle
-}) => {
-  const [qrDataURL, setQrDataURL] = useState<string>('')
-  const [loading, setLoading] = useState(false)
-  const canvasRef = useRef<string>('qrcode-canvas')
-
-  // 使用Canvas API生成二维码
-  const generateQRCode = async () => {
-    if (!text || !visible) return
-
-    setLoading(true)
-    try {
-      // 方案1: 使用在线API生成二维码
-      const qrApiUrl = `https://api.qrserver.com/v1/create-qr-code/?size=${size}x${size}&data=${encodeURIComponent(text)}`
-      setQrDataURL(qrApiUrl)
-
-      // 方案2: 如果需要离线生成，可以使用Canvas绘制
-      // await drawQRCodeOnCanvas()
-
-    } catch (error) {
-      console.error('生成二维码失败:', error)
-      Taro.showToast({
-        title: '生成二维码失败',
-        icon: 'error'
-      })
-    } finally {
-      setLoading(false)
-    }
-  }
-
-  // 使用Canvas绘制二维码（简化版本）
-  const drawQRCodeOnCanvas = async () => {
-    const ctx = Taro.createCanvasContext(canvasRef.current)
-
-    // 清空画布
-    ctx.clearRect(0, 0, size, size)
-
-    // 绘制白色背景
-    ctx.setFillStyle('#ffffff')
-    ctx.fillRect(0, 0, size, size)
-
-    // 绘制黑色边框
-    ctx.setStrokeStyle('#000000')
-    ctx.setLineWidth(2)
-    ctx.strokeRect(0, 0, size, size)
-
-    // 绘制定位点
-    const drawFinderPattern = (x: number, y: number) => {
-      ctx.setFillStyle('#000000')
-      ctx.fillRect(x, y, 28, 28)
-      ctx.setFillStyle('#ffffff')
-      ctx.fillRect(x + 4, y + 4, 20, 20)
-      ctx.setFillStyle('#000000')
-      ctx.fillRect(x + 8, y + 8, 12, 12)
-    }
-
-    // 三个角的定位点
-    drawFinderPattern(10, 10)           // 左上
-    drawFinderPattern(size - 38, 10)    // 右上
-    drawFinderPattern(10, size - 38)    // 左下
-
-    // 生成数据点（模拟二维码数据）
-    ctx.setFillStyle('#000000')
-    const moduleSize = 4
-    const modules = Math.floor((size - 80) / moduleSize)
-
-    for (let i = 0; i < modules; i++) {
-      for (let j = 0; j < modules; j++) {
-        // 简单的伪随机算法，基于文本内容生成固定的图案
-        const hash = text.charCodeAt(i % text.length) + text.charCodeAt(j % text.length)
-        if (hash % 3 === 0) {
-          const x = 40 + i * moduleSize
-          const y = 40 + j * moduleSize
-          ctx.fillRect(x, y, moduleSize - 1, moduleSize - 1)
-        }
-      }
-    }
-
-    ctx.draw()
-  }
-
-  // 复制文本内容
-  const copyText = () => {
-    if (text) {
-      Taro.setClipboardData({
-        data: text,
-        success: () => {
-          Taro.showToast({
-            title: '内容已复制',
-            icon: 'success'
-          })
-        }
-      })
-    }
-  }
-
-  // 保存二维码图片
-  const saveQRCode = () => {
-    if (qrDataURL) {
-      Taro.downloadFile({
-        url: qrDataURL,
-        success: (res) => {
-          Taro.saveImageToPhotosAlbum({
-            filePath: res.tempFilePath,
-            success: () => {
-              Taro.showToast({
-                title: '保存成功',
-                icon: 'success'
-              })
-            },
-            fail: () => {
-              Taro.showToast({
-                title: '保存失败',
-                icon: 'error'
-              })
-            }
-          })
-        }
-      })
-    }
-  }
-
-  // 当弹窗打开时生成二维码
-  useEffect(() => {
-    if (visible && text) {
-      generateQRCode()
-    }
-  }, [visible, text])
-
-  return (
-    <Popup
-      visible={visible}
-      position="center"
-      closeable
-      closeIcon={<Close />}
-      onClose={onClose}
-      style={{
-        width: '90%',
-        maxWidth: '400px',
-        borderRadius: '12px'
-      }}
-    >
-      <View className="p-6">
-        {/* 标题 */}
-        <View className="text-center mb-4">
-          <Text className="text-lg font-bold">二维码</Text>
-          {title && (
-            <Text className="text-sm text-gray-600 mt-1">{title}</Text>
-          )}
-        </View>
-
-        {/* 副标题信息 */}
-        {subtitle && (
-          <View className="bg-gray-50 rounded-lg p-3 mb-4 text-center">
-            <Text className="text-lg font-bold text-red-500">{subtitle}</Text>
-          </View>
-        )}
-
-        {/* 二维码显示区域 */}
-        <View className="text-center mb-4">
-          {loading ? (
-            <View
-              className="bg-gray-100 rounded-lg flex items-center justify-center"
-              style={{ width: `${size}px`, height: `${size}px`, margin: '0 auto' }}
-            >
-              <Text className="text-gray-500">生成中...</Text>
-            </View>
-          ) : qrDataURL ? (
-            <View className="p-4 bg-white border border-gray-200 rounded-lg">
-              <img
-                src={qrDataURL}
-                alt="二维码"
-                style={{
-                  width: `${size}px`,
-                  height: `${size}px`,
-                  display: 'block',
-                  margin: '0 auto'
-                }}
-              />
-            </View>
-          ) : (
-            <View className="p-4 bg-white border border-gray-200 rounded-lg">
-              <Canvas
-                canvasId={canvasRef.current}
-                style={{
-                  width: `${size}px`,
-                  height: `${size}px`,
-                  border: '1px solid #e5e5e5'
-                }}
-              />
-            </View>
-          )}
-        </View>
-
-        {/* 文本内容显示 */}
-        <View className="bg-blue-50 rounded-lg p-3 mb-4">
-          <View className="flex justify-between items-center">
-            <View className="flex-1">
-              <Text className="text-sm text-blue-600 mb-1">二维码内容</Text>
-              <Text className="text-sm text-blue-800" style={{ wordBreak: 'break-all' }}>
-                {text}
-              </Text>
-            </View>
-            <Button
-              size="small"
-              fill="outline"
-              icon={<Copy />}
-              onClick={copyText}
-              className="ml-2"
-            >
-              复制
-            </Button>
-          </View>
-        </View>
-
-        {/* 操作按钮 */}
-        <View className="flex">
-          <Button
-            size="large"
-            fill="outline"
-            icon={<Download />}
-            onClick={saveQRCode}
-            className="flex-1 mr-3"
-          >
-            保存
-          </Button>
-          <Button
-            size="large"
-            type="primary"
-            onClick={() => {
-              generateQRCode()
-              Taro.showToast({
-                title: '二维码已刷新',
-                icon: 'success'
-              })
-            }}
-            className="flex-1"
-          >
-            刷新
-          </Button>
-        </View>
-
-        {/* 使用说明 */}
-        <View className="mt-4 p-3 bg-yellow-50 rounded-lg">
-          <Text className="text-sm text-yellow-800 font-medium mb-2">使用说明：</Text>
-          <View>
-            <Text className="text-xs text-yellow-700 mb-1">• 长按二维码可以识别或保存</Text>
-            <Text className="text-xs text-yellow-700 mb-1">• 点击保存按钮可保存到相册</Text>
-            <Text className="text-xs text-yellow-700">• 可以复制二维码内容进行分享</Text>
-          </View>
-        </View>
-      </View>
-    </Popup>
-  )
-}
-
-export default QRCodeGenerator

src/components/SimpleQRCodeModal.tsx

@@ -10,13 +10,19 @@ export interface SimpleQRCodeModalProps {
   onClose: () => void
   /** 二维码内容（礼品卡code码） */
   qrContent: string
+  /** 礼品卡名称 */
+  giftName?: string
+  /** 礼品卡面值 */
+  faceValue?: string
 }
 
 const SimpleQRCodeModal: React.FC<SimpleQRCodeModalProps> = ({
   visible,
   onClose,
-                                                               qrContent
-                                                             }) => {
+  qrContent,
+  giftName,
+  faceValue
+}) => {
 
 
   return (
@@ -39,13 +45,28 @@ const SimpleQRCodeModal: React.FC<SimpleQRCodeModalProps> = ({
           </Text>
         </View>
 
+        {/* 礼品卡信息 */}
+        {(giftName || faceValue) && (
+          <View className="bg-gray-50 rounded-lg p-3 mb-4">
+            {giftName && (
+              <Text className="font-medium text-center mb-1">
+                {giftName}
+              </Text>
+            )}
+            {faceValue && (
+              <Text className="text-lg font-bold text-red-500 text-center">
+                ¥{faceValue}
+              </Text>
+            )}
+          </View>
+        )}
+
         {/* 二维码区域 */}
         <View className="text-center mb-4">
           <View className="p-4 bg-white border border-gray-200 rounded-lg">
-            <View className="bg-gray-100 rounded flex items-center justify-center"
-                  style={{width: '200px', height: '200px', margin: '0 auto'}}>
+            <View className="bg-gray-100 rounded flex items-center justify-center mx-auto"
+                  style={{width: '200px', height: '200px'}}>
               <View className="text-center">
-                <QrCode size="48" className="text-gray-400 mb-2"/>
                 <Text className="text-gray-500 text-sm">二维码</Text>
                 <Text className="text-xs text-gray-400 mt-1">ID: {qrContent ? qrContent.slice(-6) : '------'}</Text>
               </View>

src/user/gift/detail.tsx

@@ -324,6 +324,8 @@ const GiftCardDetail = () => {
           visible={showQRCode}
           onClose={() => setShowQRCode(false)}
           qrContent={gift.code || ''}
+          giftName={gift.goodsName || gift.name}
+          faceValue={gift.faceValue}
         />
       )}
     </ConfigProvider>