lkx-mcp

import { IdCardInfo } from '../types/index.js'; // 省份代码映射表 const provinceMap: Record<string, string> = { "11": "北京市", "12": "天津市", "13": "河北省", "14": "山西省", "15": "内蒙古自治区", "21": "辽宁省", "22": "吉林省", "23": "黑龙江省", "31": "上海市", "32": "江苏省", "33": "浙江省", "34": "安徽省", "35": "福建省", "36": "江西省", "37": "山东省", "41": "河南省", "42": "湖北省", "43": "湖南省", "44": "广东省", "45": "广西壮族自治区", "46": "海南省", "50": "重庆市", "51": "四川省", "52": "贵州省", "53": "云南省", "54": "西藏自治区", "61": "陕西省", "62": "甘肃省", "63": "青海省", "64": "宁夏回族自治区", "65": "新疆维吾尔自治区", "71": "台湾省", "81": "香港特别行政区", "82": "澳门特别行政区" }; // 校验身份证号码 function validateIdCard(idCard: string): boolean { if (!/^\d{17}[\dXx]$/.test(idCard)) { return false; } // 权重因子 const weights = [7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2]; // 校验码对照表 const checkCodes = ['1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2']; let sum = 0; for (let i = 0; i < 17; i++) { sum += parseInt(idCard[i]) * weights[i]; } const checkCode = checkCodes[sum % 11]; return checkCode === idCard[17].toUpperCase(); } // 解析身份证号码 export function parseIdCard(idCard: string): IdCardInfo { // 去除空格并转大写 const cleanIdCard = idCard.replace(/\s+/g, '').toUpperCase(); // 验证格式 if (!/^\d{17}[\dXx]$/.test(cleanIdCard)) { return { valid: false, idCard: cleanIdCard, error: "身份证号码格式错误，应为18位数字，最后一位可以是X" }; } // 验证校验码 if (!validateIdCard(cleanIdCard)) { return { valid: false, idCard: cleanIdCard, error: "身份证号码校验码错误" }; } // 解析地区 const provinceCode = cleanIdCard.substring(0, 2); const province = provinceMap[provinceCode]; if (!province) { return { valid: false, idCard: cleanIdCard, error: "无效的省份代码" }; } // 解析出生日期 const year = cleanIdCard.substring(6, 10); const month = cleanIdCard.substring(10, 12); const day = cleanIdCard.substring(12, 14); const birthday = `${year}-${month}-${day}`; // 验证日期有效性 const birthDate = new Date(birthday); if (isNaN(birthDate.getTime())) { return { valid: false, idCard: cleanIdCard, error: "无效的出生日期" }; } // 计算年龄 const today = new Date(); let age = today.getFullYear() - birthDate.getFullYear(); const monthDiff = today.getMonth() - birthDate.getMonth(); if (monthDiff < 0 || (monthDiff === 0 && today.getDate() < birthDate.getDate())) { age--; } // 判断性别（第17位，奇数为男，偶数为女） const genderCode = parseInt(cleanIdCard[16]); const gender = genderCode % 2 === 1 ? "男" : "女"; return { valid: true, idCard: cleanIdCard, province, birthday, age, gender }; } export function formatIdCardInfo(info: IdCardInfo): string { if (!info.valid) { return `❌ 身份证号码无效\n\n错误信息: ${info.error || "未知错误"}`; } return [ `✅ 身份证号码有效`, `🆔 身份证号: ${info.idCard}`, `📍 地区: ${info.province}${info.city ? ' > ' + info.city : ''}${info.district ? ' > ' + info.district : ''}`, `🎂 出生日期: ${info.birthday}`, `👤 性别: ${info.gender}`, `📅 年龄: ${info.age}岁`, ].join("\n"); }