feat: 长按下载图片

components/download/app.tsx

@@ -3,8 +3,8 @@ import LogoSvg from "@/assets/icons/svg/logo.svg";
 import UserinfoTotalSvg from "@/assets/icons/svg/userinfoTotal.svg";
 import { useTranslation } from 'react-i18next';
 import { Linking, Platform, StyleSheet, Text, TouchableOpacity, View } from 'react-native';
-import QRCode from 'react-native-qrcode-svg';
 import { useSafeAreaInsets } from 'react-native-safe-area-context';
+import QRDownloadScreen from "./qrCode";
 
 interface AppDownloadProps {
     IOS_APP_STORE_URL: string,
@@ -39,7 +39,8 @@ export const AppDownload = (props: AppDownloadProps) => {
                     <UserinfoTotalSvg style={{ marginBottom: -20, zIndex: 1 }} />
                     <HandlersSvg style={{ marginBottom: -4, zIndex: 3 }} />
                     <View style={styles.qrCode}>
-                        <QRCode
+                        <QRDownloadScreen url={platform == "ios" ? IOS_APP_STORE_URL : ANDROID_APK_URL} />
+                        {/* <QRCode
                             value={platform == "ios" ? IOS_APP_STORE_URL : ANDROID_APK_URL}
                             size={200}
                             color="black"
@@ -47,7 +48,7 @@ export const AppDownload = (props: AppDownloadProps) => {
                             logoSize={50}
                             logoBorderRadius={10}
                             logoBackgroundColor="#f0f0f0"
-                        />
+                        /> */}
                     </View>
                 </View>
                 {/* Description */}

components/download/qrCode.tsx

@@ -0,0 +1,90 @@
+import * as Haptics from 'expo-haptics';
+import * as MediaLibrary from 'expo-media-library';
+import React, { useRef } from 'react';
+import { Alert, StyleSheet, Text, TouchableOpacity, View } from 'react-native';
+import QRCode from 'react-native-qrcode-svg';
+import { captureRef } from 'react-native-view-shot';
+
+export default function QRDownloadScreen(prop: { url: string }) {
+    const qrViewRef = useRef<View>(null); // 用于截图的引用
+    const [qrValue] = React.useState(prop.url); // 二维码内容
+
+    const saveQRToGallery = async () => {
+        try {
+            // 触发轻震，提升交互感
+            await Haptics.impactAsync(Haptics.ImpactFeedbackStyle.Light);
+
+            // 请求相册写入权限
+            const { status } = await MediaLibrary.requestPermissionsAsync();
+            if (status !== 'granted') {
+                Alert.alert('权限被拒绝', '需要保存图片到相册的权限');
+                return;
+            }
+
+            if (!qrViewRef.current) return;
+
+            // 截取二维码视图
+            const uri = await captureRef(qrViewRef, {
+                format: 'png',
+                quality: 1,
+                result: 'tmpfile', // 返回临时文件路径
+            });
+
+            // 保存到相册
+            await MediaLibrary.saveToLibraryAsync(uri);
+
+            Alert.alert('✅ 成功', '二维码已保存到相册！');
+        } catch (error) {
+            console.error('保存失败:', error);
+            Alert.alert('❌ 失败', '无法保存图片，请重试');
+        }
+    };
+
+    return (
+        <View style={styles.container}>
+            <Text style={styles.title}>长按保存二维码</Text>
+
+            {/* 可截图的容器 */}
+            <TouchableOpacity onLongPress={saveQRToGallery} activeOpacity={0.8}>
+                <View ref={qrViewRef} style={styles.qrContainer}>
+                    <QRCode value={qrValue} size={200} />
+                </View>
+            </TouchableOpacity>
+
+            <Text style={styles.tip}>👉 长按二维码即可保存</Text>
+        </View>
+    );
+}
+
+const styles = StyleSheet.create({
+    container: {
+        flex: 1,
+        justifyContent: 'center',
+        alignItems: 'center',
+        padding: 20,
+        backgroundColor: '#f8f8f8',
+    },
+    title: {
+        fontSize: 18,
+        fontWeight: 'bold',
+        marginBottom: 20,
+        textAlign: 'center',
+    },
+    qrContainer: {
+        padding: 16,
+        backgroundColor: '#fff',
+        borderRadius: 12,
+        borderWidth: 1,
+        borderColor: '#ddd',
+        shadowColor: '#000',
+        shadowOffset: { width: 0, height: 2 },
+        shadowOpacity: 0.1,
+        shadowRadius: 4,
+        elevation: 3,
+    },
+    tip: {
+        marginTop: 20,
+        color: '#666',
+        fontSize: 14,
+    },
+});

package-lock.json

@@ -69,6 +69,7 @@
         "react-native-svg": "^15.11.2",
         "react-native-toast-message": "^2.3.0",
         "react-native-uuid": "^2.0.3",
+        "react-native-view-shot": "4.0.3",
         "react-native-web": "~0.20.0",
         "react-native-webview": "13.13.5",
         "react-redux": "^9.2.0"
@@ -6150,6 +6151,15 @@
       "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
       "license": "MIT"
     },
+    "node_modules/base64-arraybuffer": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/base64-arraybuffer/-/base64-arraybuffer-1.0.2.tgz",
+      "integrity": "sha512-I3yl4r9QB5ZRY3XuJVEPfc2XhZO6YweFPI+UovAzn+8/hb3oJ6lnysaFcjVpkCPfVWFUDvoZ8kmVDP7WyRtYtQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 0.6.0"
+      }
+    },
     "node_modules/base64-js": {
       "version": "1.5.1",
       "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
@@ -7066,6 +7076,15 @@
         "hyphenate-style-name": "^1.0.3"
       }
     },
+    "node_modules/css-line-break": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/css-line-break/-/css-line-break-2.1.0.tgz",
+      "integrity": "sha512-FHcKFCZcAha3LwfVBhCQbW2nCNbkZXn7KVUJcsT5/P8YmfsVja0FMPJr0B903j/E69HUphKiV9iQArX8SDYA4w==",
+      "license": "MIT",
+      "dependencies": {
+        "utrie": "^1.0.2"
+      }
+    },
     "node_modules/css-select": {
       "version": "5.2.2",
       "resolved": "https://registry.npmjs.org/css-select/-/css-select-5.2.2.tgz",
@@ -10002,6 +10021,19 @@
         "void-elements": "3.1.0"
       }
     },
+    "node_modules/html2canvas": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/html2canvas/-/html2canvas-1.4.1.tgz",
+      "integrity": "sha512-fPU6BHNpsyIhr8yyMpTLLxAbkaK8ArIBcmZIRiBLiDhjeqvXolaEmDGmELFuX9I4xDcaKKcJl+TKZLqruBbmWA==",
+      "license": "MIT",
+      "dependencies": {
+        "css-line-break": "^2.1.0",
+        "text-segmentation": "^1.0.3"
+      },
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
     "node_modules/htmlparser2": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/htmlparser2/-/htmlparser2-7.2.0.tgz",
@@ -15166,6 +15198,19 @@
         "npm": ">=6.0.0"
       }
     },
+    "node_modules/react-native-view-shot": {
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/react-native-view-shot/-/react-native-view-shot-4.0.3.tgz",
+      "integrity": "sha512-USNjYmED7C0me02c1DxKA0074Hw+y/nxo+xJKlffMvfUWWzL5ELh/TJA/pTnVqFurIrzthZDPtDM7aBFJuhrHQ==",
+      "license": "MIT",
+      "dependencies": {
+        "html2canvas": "^1.4.1"
+      },
+      "peerDependencies": {
+        "react": "*",
+        "react-native": "*"
+      }
+    },
     "node_modules/react-native-web": {
       "version": "0.20.0",
       "resolved": "https://registry.npmjs.org/react-native-web/-/react-native-web-0.20.0.tgz",
@@ -17009,6 +17054,15 @@
       "deprecated": "no longer maintained",
       "license": "(Unlicense OR Apache-2.0)"
     },
+    "node_modules/text-segmentation": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/text-segmentation/-/text-segmentation-1.0.3.tgz",
+      "integrity": "sha512-iOiPUo/BGnZ6+54OsWxZidGCsdU8YbE4PSpdPinp7DeMtUJNJBoJ/ouUSTJjHkh1KntHaltHl/gDs2FC4i5+Nw==",
+      "license": "MIT",
+      "dependencies": {
+        "utrie": "^1.0.2"
+      }
+    },
     "node_modules/thenify": {
       "version": "3.3.1",
       "resolved": "https://registry.npmjs.org/thenify/-/thenify-3.3.1.tgz",
@@ -17683,6 +17737,15 @@
         "node": ">= 0.4.0"
       }
     },
+    "node_modules/utrie": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/utrie/-/utrie-1.0.2.tgz",
+      "integrity": "sha512-1MLa5ouZiOmQzUbjbu9VmjLzn1QLXBhwpUa7kdLUQK+KQ5KA9I1vk5U4YHe/X2Ch7PYnJfWuWT+VbuxbGwljhw==",
+      "license": "MIT",
+      "dependencies": {
+        "base64-arraybuffer": "^1.0.2"
+      }
+    },
     "node_modules/uuid": {
       "version": "7.0.3",
       "resolved": "https://registry.npmjs.org/uuid/-/uuid-7.0.3.tgz",

package.json

@@ -77,7 +77,8 @@
     "react-native-uuid": "^2.0.3",
     "react-native-web": "~0.20.0",
     "react-native-webview": "13.13.5",
-    "react-redux": "^9.2.0"
+    "react-redux": "^9.2.0",
+    "react-native-view-shot": "4.0.3"
   },
   "devDependencies": {
     "@babel/core": "^7.25.2",