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@@ -0,0 +1,103 @@
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+const fs = require('fs');
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+const path = require('path');
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+
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+// 定义要替换的目录
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+const srcDir = path.join(__dirname, 'src');
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+
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+// 定义要搜索的文件扩展名
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+const fileExtensions = ['.ts', '.html'];
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+
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+// 替换 picsum.photos 链接的函数
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+function replacePicsumLinks(fileContent, filePath) {
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+ let modifiedContent = fileContent;
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+ let replacementCount = 0;
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+
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+ // 正则表达式匹配 picsum.photos 链接或不正确的 placeholder.com 链接
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+ const picsumRegex = /(?:https:\/\/(?:fastly\.)?picsum\.photos\/id\/(\d+)(?:\/([^"'\s]+))?)|(?:https:\/\/via\.placeholder\.com\/(\d+)x(\d+)[^"']*?\?text=IMG)/g;
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+
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+ // 为不同类型的图片生成不同的占位图颜色(使用十六进制格式)
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+ const colors = {
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+ avatar: ['FFCCCC', 'CCFFCC', 'CCCCFF', 'FFFFCC'],
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+ image: ['F0F0F0', 'E6E6E6', 'DCDCDC'],
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+ cover: ['C8C8C8', 'BABABA', 'B4B4B4']
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+ };
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+
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+ // 替换匹配的链接
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+ modifiedContent = modifiedContent.replace(picsumRegex, (match, id, sizePart, placeholderWidth, placeholderHeight) => {
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+ // 解析图片尺寸
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+ let width = 400;
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+ let height = 300;
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+
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+ // 如果是 placeholder 链接,直接使用提取的尺寸
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+ if (placeholderWidth && placeholderHeight) {
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+ width = parseInt(placeholderWidth);
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+ height = parseInt(placeholderHeight);
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+ } else if (sizePart) {
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+ // 从 picsum 链接的尺寸部分提取尺寸信息
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+ const sizeParts = sizePart.split('/').filter(Boolean);
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+ if (sizeParts.length === 2) {
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+ width = parseInt(sizeParts[0]);
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+ height = parseInt(sizeParts[1]);
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+ } else if (sizeParts.length === 1) {
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+ // 如果只有一个尺寸值,使用它作为宽高
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+ width = parseInt(sizeParts[0]);
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+ height = parseInt(sizeParts[0]);
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+ }
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+ }
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+
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+ // 根据文件路径和图片ID决定使用哪种颜色
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+ let colorType = 'image';
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+ if (filePath.includes('avatar') || match.includes('/40/40') || match.includes('/48/48')) {
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+ colorType = 'avatar';
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+ } else if (match.includes('/600/400') || match.includes('/800/600')) {
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+ colorType = 'cover';
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+ }
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+
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+ // 选择一个颜色(基于ID的哈希值或随机值)
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+ const colorIndex = id ? parseInt(id) % colors[colorType].length : Math.floor(Math.random() * colors[colorType].length);
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+ const color = colors[colorType][colorIndex];
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+
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+ replacementCount++;
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+
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+ // 返回正确格式的 placeholder.com 链接
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+ return `https://via.placeholder.com/${width}x${height}/${color}/555555?text=IMG`;
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+ });
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+
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+ return { modifiedContent, replacementCount };
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+}
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+
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+// 遍历目录中的文件
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+function traverseDirectory(dir) {
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+ const files = fs.readdirSync(dir);
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+ let totalReplacements = 0;
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+
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+ files.forEach(file => {
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+ const filePath = path.join(dir, file);
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+ const stat = fs.statSync(filePath);
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+
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+ if (stat.isDirectory()) {
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+ const subDirReplacements = traverseDirectory(filePath);
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+ totalReplacements += subDirReplacements;
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+ } else if (fileExtensions.some(ext => file.endsWith(ext))) {
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+ // 读取文件内容
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+ const fileContent = fs.readFileSync(filePath, 'utf8');
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+
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+ // 替换 picsum.photos 链接
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+ const { modifiedContent, replacementCount } = replacePicsumLinks(fileContent, filePath);
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+
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+ // 如果有替换,写入文件
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+ if (replacementCount > 0) {
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+ fs.writeFileSync(filePath, modifiedContent, 'utf8');
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+ console.log(`已替换 ${filePath} 中的 ${replacementCount} 个图片链接`);
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+ totalReplacements += replacementCount;
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+ }
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+ }
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+ });
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+
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+ return totalReplacements;
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+}
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+
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+// 执行替换操作
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+console.log('开始替换 picsum.photos 链接...');
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+const totalReplacements = traverseDirectory(srcDir);
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+console.log(`替换完成!总共替换了 ${totalReplacements} 个图片链接。`);
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