feat:生成cvb时预选菜单里根据gitignore进行前期过滤

Author: yefansky

src/fileSelector.ts

@@ -1,12 +1,41 @@
 import * as vscode from 'vscode';
-
+import * as fs from 'fs';
+import * as path from 'path';
 import { g_objLanguageMapping } from './languageMapping';
 
 // 配置常量
 const ALLOWED_FILENAMES = ['package.json']; // 文件名白名单
 const INCLUDED_EXTENSIONS = Object.keys(g_objLanguageMapping); // 扩展名白名单
 const EXCLUDED_DIRECTORIES = ['node_modules', '.git', 'build', 'dist', 'out', 'vendor']; // 排除目录
 
+/**
+ * 解析 ignore 文件内容并返回匹配模式数组
+ * @param filePath ignore 文件路径
+ * @returns 过滤模式数组
+ */
+function parseIgnoreFile(filePath: string): string[] {
+    try {
+        const content = fs.readFileSync(filePath, 'utf8');
+        return content
+            .split('\n')
+            .map(line => line.trim())
+            .filter(line => 
+                line && // 非空行
+                !line.startsWith('#') && // 不是注释
+                !line.startsWith('!') // 不是反向模式
+            )
+            .map(pattern => {
+                // 转换 gitignore 风格的模式为 glob 模式
+                if (pattern.endsWith('/')) {
+                    return `**/${pattern}**`;
+                }
+                return `**/${pattern}`;
+            });
+    } catch (error) {
+        return [];
+    }
+}
+
 /**
  * 显示文件选择器，并返回用户选择的文件列表
  * @returns 用户选择的文件路径数组
@@ -19,13 +48,30 @@ export async function selectFiles(): Promise<string[]> {
         return [];
     }
 
-    const excludePattern = `{${EXCLUDED_DIRECTORIES.map(dir => `**/${dir}/**`).join(',')}}`;
+    const rootPath = workspaceFolders[0].uri.fsPath;
+    
+    // 构建默认排除模式数组
+    const defaultExcludePatterns = EXCLUDED_DIRECTORIES.map(dir => `**/${dir}/**`);
+    
+    // 获取 ignore 文件的模式
+    let ignorePatterns: string[] = [];
+    const gitignorePath = path.join(rootPath, '.gitignore');
+    
+    if (fs.existsSync(gitignorePath)) {
+        ignorePatterns = ignorePatterns.concat(parseIgnoreFile(gitignorePath));
+    }
+
+    // 合并所有排除模式并确保是扁平结构
+    const allExcludePatterns = [...defaultExcludePatterns, ...ignorePatterns];
+    const excludePattern = allExcludePatterns.length > 0 
+        ? `{${allExcludePatterns.join(',')}}`
+        : undefined;
 
     // 1. 匹配白名单文件名
     const filenamePattern = `**/{${ALLOWED_FILENAMES.join(',')}}`;
     const filenameFiles = await vscode.workspace.findFiles(filenamePattern, excludePattern);
 
-    // 2. 匹配扩展名文件，并排除指定目录
+    // 2. 匹配扩展名文件
     const extensionPattern = `**/*.{${INCLUDED_EXTENSIONS.join(',')}}`;
     const extensionFiles = await vscode.workspace.findFiles(extensionPattern, excludePattern);