universal-file-client/dist/adapters/http-adapter.js

Universal file transfer client with unified interface for FTP, SFTP, and HTTP protocols

"use strict";
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    if (k2 === undefined) k2 = k;
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    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
    var ownKeys = function(o) {
        ownKeys = Object.getOwnPropertyNames || function (o) {
            var ar = [];
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var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.HttpAdapter = void 0;
const axios_1 = __importDefault(require("axios"));
const path = __importStar(require("path"));
class HttpAdapter {
    constructor() {
        this.config = null;
        this.isConnected = false;
    }
    async connect(config) {
        this.config = config;
        this.isConnected = true;
    }
    async disconnect() {
        this.config = null;
        this.isConnected = false;
    }
    async list(_path = '.') {
        throw new Error('HTTP adapter does not support directory listing');
    }
    async download(remotePath) {
        if (!this.isConnected || !this.config) {
            throw new Error('Not connected to HTTP server');
        }
        try {
            const fileUrl = remotePath.startsWith('http') ? remotePath : `${this.config.host}${remotePath}`;
            if (!this.isValidUrl(fileUrl)) {
                throw new Error(`Invalid URL: ${fileUrl}`);
            }
            const axiosConfig = {
                responseType: 'arraybuffer',
                timeout: this.config.timeout || 30000,
            };
            if (this.config.username && this.config.password) {
                axiosConfig.auth = {
                    username: this.config.username,
                    password: this.config.password,
                };
            }
            const response = await axios_1.default.get(fileUrl, axiosConfig);
            if (response.status !== 200) {
                throw new Error(`HTTP request failed with status: ${response.status}`);
            }
            return Buffer.from(response.data);
        }
        catch (error) {
            throw new Error(`Failed to download file from HTTP: ${error.message}`);
        }
    }
    async upload(_localPath, _remotePath) {
        throw new Error('HTTP adapter does not support file upload');
    }
    async stat(filePath) {
        if (!this.isConnected || !this.config) {
            throw new Error('Not connected to HTTP server');
        }
        try {
            const fileUrl = filePath.startsWith('http') ? filePath : `${this.config.host}${filePath}`;
            if (!this.isValidUrl(fileUrl)) {
                return null;
            }
            const axiosConfig = {
                method: 'HEAD',
                timeout: this.config.timeout || 30000,
            };
            if (this.config.username && this.config.password) {
                axiosConfig.auth = {
                    username: this.config.username,
                    password: this.config.password,
                };
            }
            const response = await (0, axios_1.default)(fileUrl, axiosConfig);
            if (response.status !== 200) {
                return null;
            }
            const contentLength = response.headers['content-length'];
            const lastModified = response.headers['last-modified'];
            // const contentType = response.headers['content-type'] || '';
            return {
                name: path.basename(filePath),
                size: contentLength ? parseInt(contentLength, 10) : 0,
                date: lastModified ? new Date(lastModified) : new Date(),
                type: 'file',
                isDirectory: false,
                modifyTime: lastModified ? new Date(lastModified).getTime() : Date.now(),
            };
        }
        catch (error) {
            return null;
        }
    }
    async exists(filePath) {
        const stat = await this.stat(filePath);
        return stat !== null;
    }
    async lastModified(filePath) {
        const stat = await this.stat(filePath);
        return stat ? stat.date : null;
    }
    isValidUrl(url) {
        try {
            new URL(url);
            return true;
        }
        catch {
            return false;
        }
    }
    async getFileInfo(filePath) {
        if (!this.isConnected || !this.config) {
            throw new Error('Not connected to HTTP server');
        }
        try {
            const fileUrl = filePath.startsWith('http') ? filePath : `${this.config.host}${filePath}`;
            const axiosConfig = {
                method: 'HEAD',
                timeout: this.config.timeout || 30000,
            };
            if (this.config.username && this.config.password) {
                axiosConfig.auth = {
                    username: this.config.username,
                    password: this.config.password,
                };
            }
            const response = await (0, axios_1.default)(fileUrl, axiosConfig);
            const contentType = response.headers['content-type'] ?? '';
            const isJson = contentType.includes('application/json') || contentType.includes('text/json');
            const lastModified = response.headers['last-modified']
                ? new Date(response.headers['last-modified'])
                : null;
            return { isJson, lastModified };
        }
        catch (error) {
            return { isJson: false, lastModified: null };
        }
    }
}
exports.HttpAdapter = HttpAdapter;
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