45 lines
1.2 KiB
JavaScript
45 lines
1.2 KiB
JavaScript
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// src/middleware/hli-validator.middleware.js
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// HLI Schema 自动校验中间件：根据路由自动加载对应 schema 校验请求体
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const fs = require('fs');
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const path = require('path');
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module.exports = function hliValidator(req, res, next) {
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// 从路径中解析 domain 和 action，例如 /hli/auth/login → auth/login
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const match = req.path.match(/^\/hli\/([^/]+)\/([^/]+)/);
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if (!match) return next();
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const [, domain, action] = match;
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const schemaPath = path.join(
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__dirname,
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'../schemas/hli',
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domain,
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`${action}.schema.json`
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);
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if (!fs.existsSync(schemaPath)) return next();
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let schema;
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try {
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schema = JSON.parse(fs.readFileSync(schemaPath, 'utf8'));
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} catch (_) {
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return next();
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}
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// 简单必填字段校验（生产环境可替换为 ajv 等标准校验库）
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const required = schema.input && schema.input.required;
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if (required && req.method !== 'GET') {
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for (const field of required) {
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if (req.body[field] === undefined || req.body[field] === '') {
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return res.status(400).json({
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error: true,
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code: 'VALIDATION_ERROR',
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message: `缺少必填字段: ${field}`,
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});
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}
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}
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}
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next();
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};
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