andrade-soulseek-downloader/dist/presentation/cli/cli-handler.js

Simple, safe Soulseek download library with built-in rate limiting to prevent bans

"use strict";
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        __setModuleDefault(result, mod);
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Object.defineProperty(exports, "__esModule", { value: true });
exports.CLIHandler = void 0;
const dotenv = __importStar(require("dotenv"));
const core_1 = require("../../core");
const utils_1 = require("../../utils");
dotenv.config();
/**
 * CLI handler for Soulseek downloader.
 * Manages command-line interface interactions.
 */
class CLIHandler {
    logger;
    constructor() {
        this.logger = new utils_1.Logger();
    }
    /**
     * Parses command-line arguments.
     * @returns Parsed artist and title or null if invalid
     */
    parseArguments() {
        const args = process.argv.slice(2);
        if (args.length < 2) {
            this.logger.error('Usage: pnpm start <artist> <title>');
            this.logger.info('Example: pnpm start "The Beatles" "Hey Jude"');
            return null;
        }
        return {
            artist: args[0],
            title: args[1]
        };
    }
    /**
     * Creates download configuration from environment variables.
     * @returns Download configuration
     */
    createConfig() {
        return {
            maxAttempts: parseInt(process.env.SOULSEEK_MAX_ATTEMPTS || '10'),
            searchTimeout: parseInt(process.env.SOULSEEK_SEARCH_TIMEOUT || '30000'),
            downloadTimeout: parseInt(process.env.SOULSEEK_DOWNLOAD_TIMEOUT || '120000'),
            preferSlotsAvailable: process.env.SOULSEEK_PREFER_SLOTS !== 'false',
            minSpeed: parseInt(process.env.SOULSEEK_MIN_SPEED || '0'),
            searchDelay: parseInt(process.env.SOULSEEK_SEARCH_DELAY || '5000'),
            downloadDelay: parseInt(process.env.SOULSEEK_DOWNLOAD_DELAY || '3000'),
            maxConcurrent: parseInt(process.env.SOULSEEK_MAX_CONCURRENT || '1'),
            cooldownAfterError: parseInt(process.env.SOULSEEK_ERROR_COOLDOWN || '10000')
        };
    }
    /**
     * Displays welcome message and download info.
     */
    displayHeader(artist, title) {
        this.logger.title(`🎵 Soulseek Downloader`);
        this.logger.info(`Artist: ${artist}`);
        this.logger.info(`Title: ${title}`);
        this.logger.divider();
    }
    /**
     * Displays download result.
     */
    displayResult(result) {
        this.logger.divider();
        if (result) {
            this.logger.success(`✨ Download complete!`);
            this.logger.info(`📁 Saved to: ${result}`);
        }
        else {
            this.logger.error('❌ Failed to download the track');
        }
    }
    /**
     * Main CLI execution flow.
     */
    async run() {
        const args = this.parseArguments();
        if (!args) {
            process.exit(1);
        }
        const { artist, title } = args;
        const config = this.createConfig();
        this.displayHeader(artist, title);
        const downloader = new core_1.SoulseekDownloader(config);
        try {
            const result = await downloader.searchAndDownload(artist, title);
            this.displayResult(result);
        }
        catch (error) {
            this.logger.error(`Fatal error: ${error}`);
        }
        finally {
            await downloader.disconnect();
            process.exit(0);
        }
    }
}
exports.CLIHandler = CLIHandler;
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