Update code

dev-assistant-mcp/src/tools/autoFix.ts

@@ -0,0 +1,140 @@
+import { exec } from "child_process";
+import { promisify } from "util";
+import { existsSync } from "fs";
+import { join } from "path";
+
+const execAsync = promisify(exec);
+
+export const autoFixTool = {
+  name: "auto_fix",
+  description:
+    "自动修复代码问题。运行 Prettier 格式化、ESLint --fix 自动修复、以及其他自动修复工具。返回修复前后的变更摘要。",
+  inputSchema: {
+    type: "object" as const,
+    properties: {
+      project_path: {
+        type: "string",
+        description: "项目根目录（绝对路径）",
+      },
+      files: {
+        type: "string",
+        description: "指定修复的文件或 glob（可选，默认修复整个项目）",
+      },
+      tools: {
+        type: "string",
+        description: "指定修复工具，逗号分隔（可选）：prettier, eslint, autopep8。默认自动检测。",
+      },
+    },
+    required: ["project_path"],
+  },
+};
+
+async function runFix(cmd: string, cwd: string): Promise<{ success: boolean; output: string }> {
+  try {
+    const { stdout, stderr } = await execAsync(cmd, {
+      cwd,
+      timeout: 30000,
+      maxBuffer: 1024 * 1024 * 5,
+      shell: process.platform === "win32" ? "powershell.exe" : "/bin/bash",
+    });
+    return { success: true, output: stdout || stderr || "✅ 修复完成" };
+  } catch (error: any) {
+    return { success: false, output: error.stdout || error.stderr || error.message };
+  }
+}
+
+export async function executeAutoFix(args: {
+  project_path: string;
+  files?: string;
+  tools?: string;
+}): Promise<string> {
+  const { project_path, files, tools } = args;
+  const hasFile = (name: string) => existsSync(join(project_path, name));
+
+  const fixResults: { tool: string; success: boolean; output: string }[] = [];
+
+  // 先获取 git diff 作为修复前基线
+  let diffBefore = "";
+  try {
+    const { stdout } = await execAsync("git diff --stat", { cwd: project_path, timeout: 5000 });
+    diffBefore = stdout;
+  } catch {}
+
+  const requestedTools = tools ? tools.split(",").map((t) => t.trim().toLowerCase()) : [];
+  const autoDetect = requestedTools.length === 0;
+
+  // Prettier
+  if (autoDetect ? (hasFile(".prettierrc") || hasFile(".prettierrc.json") || hasFile("prettier.config.js")) : requestedTools.includes("prettier")) {
+    const target = files || ".";
+    const result = await runFix(`npx prettier --write "${target}"`, project_path);
+    fixResults.push({ tool: "Prettier", ...result });
+  }
+
+  // ESLint --fix
+  if (autoDetect ? (hasFile(".eslintrc.js") || hasFile(".eslintrc.json") || hasFile("eslint.config.js") || hasFile("eslint.config.mjs")) : requestedTools.includes("eslint")) {
+    const target = files || "src/";
+    const result = await runFix(`npx eslint "${target}" --fix`, project_path);
+    fixResults.push({ tool: "ESLint --fix", ...result });
+  }
+
+  // Python autopep8
+  if (autoDetect ? (hasFile("requirements.txt") || hasFile("pyproject.toml")) : requestedTools.includes("autopep8")) {
+    const target = files || ".";
+    const result = await runFix(`python -m autopep8 --in-place --recursive "${target}"`, project_path);
+    if (!result.output.includes("No module named")) {
+      fixResults.push({ tool: "autopep8", ...result });
+    }
+  }
+
+  // 如果没有检测到工具配置，尝试 package.json 中的 format 脚本
+  if (fixResults.length === 0 && hasFile("package.json")) {
+    const result = await runFix("npm run format 2>&1 || npm run lint:fix 2>&1 || echo NO_FIX_SCRIPT", project_path);
+    if (!result.output.includes("NO_FIX_SCRIPT") && !result.output.includes("Missing script")) {
+      fixResults.push({ tool: "npm script (format/lint:fix)", ...result });
+    }
+  }
+
+  // 获取修复后的 diff
+  let diffAfter = "";
+  try {
+    const { stdout } = await execAsync("git diff --stat", { cwd: project_path, timeout: 5000 });
+    diffAfter = stdout;
+  } catch {}
+
+  // 组装报告
+  const output: string[] = [
+    `# 自动修复报告`,
+    ``,
+    `📂 项目: ${project_path}`,
+    ``,
+  ];
+
+  if (fixResults.length === 0) {
+    output.push(
+      "⚠️ 未检测到格式化/修复工具",
+      "",
+      "建议安装：",
+      "- `npm install -D prettier` — 代码格式化",
+      "- `npm install -D eslint` — 代码质量检查和自动修复",
+      "- `pip install autopep8` — Python 代码格式化",
+    );
+  } else {
+    for (const r of fixResults) {
+      output.push(
+        `## ${r.success ? "✅" : "⚠️"} ${r.tool}`,
+        "```",
+        r.output.slice(0, 2000),
+        "```",
+        ``
+      );
+    }
+
+    if (diffAfter && diffAfter !== diffBefore) {
+      output.push("## 变更摘要 (git diff --stat)", "```", diffAfter, "```");
+    } else if (fixResults.some((r) => r.success)) {
+      output.push("📝 修复完成，代码已更新");
+    }
+  }
+
+  return output.join("\n");
+}