bigwo/dev-assistant-mcp/dist/tools/autoFix.js

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",
        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, cwd) {
    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) {
        return { success: false, output: error.stdout || error.stderr || error.message };
    }
}
export async function executeAutoFix(args) {
    const { project_path, files, tools } = args;
    const hasFile = (name) => existsSync(join(project_path, name));
    const fixResults = [];
    // 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 = [
        `# 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");
}
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