fix: 修复SendToChat不支持多个文件的问题

Author: yefansky

src/metaCommand.ts

@@ -1,31 +1,41 @@
-import * as fs from 'fs';
-import * as path from 'path';
-import {readFileAsUtf8} from './utiliti';
+import * as path from 'path';
+import { readFileAsUtf8 } from './utiliti';
 
-// Process @file:path placeholders in the message text
 export async function processFilePlaceholder(messageText: string): Promise<string> {
-    const filePlaceholderRegex = /^@file:([^\s\n]+)(?:\s|\n|$)/m;
-    const match = messageText.match(filePlaceholderRegex);
+    // 修改1：添加全局匹配标志/g，移除行首限制^
+    const filePlaceholderRegex = /@file:([^\s\n]+)(?:\s|\n|$)/g;
+    
+    // 修改2：存储所有匹配项
+    const matches = [];
+    let match;
+    while ((match = filePlaceholderRegex.exec(messageText)) !== null) {
+        matches.push(match);
+    }
 
-    if (!match) {
+    if (matches.length === 0) {
         return messageText;
     }
 
-    const filePath = match[1];
-    try {
-        // Read file content
-        const content = await readFileAsUtf8(filePath);
-        const fileName = path.basename(filePath);
+    let processedText = messageText;
+    // 修改3：倒序处理（避免替换后索引变化）
+    for (let i = matches.length - 1; i >= 0; i--) {
+        const match = matches[i];
+        const filePath = match[1];
+        const fullMatch = match[0];
 
-        // Replace placeholder with formatted content
-        return messageText.replace(
-            filePlaceholderRegex,
-            `<FILE_UPLOAD data-path="${filePath}"><content>\n${content}\n</content></FILE_UPLOAD>`
-        );
-    } catch (error) {
-        return messageText.replace(
-            filePlaceholderRegex,
-            `<FILE_UPLOAD data-path="${filePath}">\n**Error reading file**: ${(error as Error).message}\n</FILE_UPLOAD>`
-        );
+        try {
+            const content = await readFileAsUtf8(filePath);
+            const replacement = `<FILE_UPLOAD data-path="${filePath}"><content>\n${content}\n</content></FILE_UPLOAD>`;
+            processedText = processedText.substring(0, match.index) +
+                replacement +
+                processedText.substring(match.index + fullMatch.length);
+        } catch (error) {
+            const replacement = `<FILE_UPLOAD data-path="${filePath}">\n**Error reading file**: ${(error as Error).message}\n</FILE_UPLOAD>`;
+            processedText = processedText.substring(0, match.index) +
+                replacement +
+                processedText.substring(match.index + fullMatch.length);
+        }
     }
+
+    return processedText;
 }