"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.deleteFile = exports.getFileSize = exports.verifyMD5 = exports.generateMD5 = void 0;
const fs_1 = __importDefault(require("fs"));
const crypto_1 = __importDefault(require("crypto"));
const generateMD5 = (filePath) => {
    return new Promise((resolve, reject) => {
        const hash = crypto_1.default.createHash('md5');
        const stream = fs_1.default.createReadStream(filePath);
        stream.on('error', reject);
        stream.on('data', (chunk) => {
            hash.update(chunk);
        });
        stream.on('end', () => {
            const md5sum = hash.digest('hex');
            resolve(md5sum);
        });
    });
};
exports.generateMD5 = generateMD5;
const verifyMD5 = async (filePath, expectedMD5) => {
    try {
        const actualMD5 = await (0, exports.generateMD5)(filePath);
        return actualMD5 === expectedMD5;
    }
    catch (error) {
        console.error('验证MD5失败:', error);
        return false;
    }
};
exports.verifyMD5 = verifyMD5;
const getFileSize = (filePath) => {
    try {
        const stats = fs_1.default.statSync(filePath);
        return stats.size;
    }
    catch (error) {
        console.error('获取文件大小失败:', error);
        return 0;
    }
};
exports.getFileSize = getFileSize;
const deleteFile = (filePath) => {
    try {
        fs_1.default.unlinkSync(filePath);
        return true;
    }
    catch (error) {
        console.error('删除文件失败:', error);
        return false;
    }
};
exports.deleteFile = deleteFile;
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