Simple nodejs script to quickly pull channel info from the twitch api (no npm packages required)

twitch.js

#! /usr/bin/env node

const https = require("https");
const fs = require("fs");
const fsp = require("fs/promises");
const path = require("path");

const help_options = ["help", "--help", "-h"];

const config_dir = path.join(process.env.HOME, ".config", "twitch");
const config_file = path.join(process.env.HOME, ".config", "twitch", "config.json")

const args = process.argv.slice(2);
const subcommand = args.shift();
const option_type = args.shift();
const channel = args.shift();

function request_channel_info(client_id) {
    if (!channel) {
        console.error("Error: Missing channel id");
        return;
    }

    https.get({
        host: "api.twitch.tv",
        path: `/kraken/channels/${channel}`,
        headers: {
            "Accept": "application/vnd.twitchtv.v5+json",
            "Client-ID": client_id
        }
    }, (resp) => {
        let data = "";
        resp.on("data", (chunk) => {
            data += chunk;
        });

        resp.on("end", () => {
            console.log(JSON.parse(data));
        });
    }).on("error", (err) => {
        console.error("Error: " + err.message);
    });
}

function request_channel_info_by_name(client_id) {
    if (!channel) {
        console.error("Error: Missing channel name");
        return;
    }

    https.get({
        host: "api.twitch.tv",
        path: `/kraken/users?login=${channel}`,
        headers: {
            "Accept": "application/vnd.twitchtv.v5+json",
            "Client-ID": client_id
        }
    }, (resp) => {
        let data = "";
        resp.on("data", (chunk) => {
            data += chunk;
        });

        resp.on("end", () => {
            const response = JSON.parse(data);
            if (response.users.length <= 0) {
                console.error("Error: No user found with this name");
                return;
            }
            console.log(response.users[0]);
        });
    }).on("error", (err) => {
        console.error("Error: " + err.message);
    });
}

async function main() {
    if (help_options.includes(subcommand)) {
        console.log(`
 $$$$$$$$\\           $$\\    $$\\               $$\\       
 \\__$$  __|          \\__|   $$ |              $$ |      
    $$ |$$\\  $$\\  $$\\ $$\\ $$$$$$\\    $$$$$$$\\ $$$$$$$\\  
    $$ |$$ | $$ | $$ |$$ |\\_$$  _|  $$  _____|$$  __$$\\ 
    $$ |$$ | $$ | $$ |$$ |  $$ |    $$ /      $$ |  $$ |
    $$ |$$ | $$ | $$ |$$ |  $$ | $$\ $$ |      $$ |  $$ |
    $$ |\\$$$$$\\$$$$  |$$ |  \\$$$$  |\\$$$$$$$\\ $$ |  $$ |
    \\__| \\_____\\____/ \\__|   \\____/  \\_______|\\__|  \\__|
        `);
        console.log(`
${process.argv[1].split("/").pop()} <subcommand> [option]

Subcommands:
channel\t\tGet info about a channel using id or name
help\t\tShow this message

Options:
--name\t\tChannel name, returns basic channel data (including channel id)
--id\t\tChannel id, returns more detailed channel info
        `);
        return;
    }

    const config_dir_check = fs.existsSync(config_dir);
    if (!config_dir_check) {
        await fsp.mkdir(config_dir);
    }
    const config_file_check = fs.existsSync(config_file);
    if (!config_file_check) {
        await fsp.writeFile(config_file, JSON.stringify({ client_id: "" }));
    }

    const config = JSON.parse(await fsp.readFile(config_file));
    if (!config.client_id) {
        console.error(`Error: No client id set in the config file, please update ${config_file}`);
        return;
    }

    switch (subcommand) {
        case "channel":
            switch (option_type) {
                case "--id":
                    request_channel_info(config.client_id);
                    break;
                case "--name":
                    request_channel_info_by_name(config.client_id);
                    break;
                default:
                    console.error("Error: Invalid option, this can only be \"--id\" or \"--name\"");
                    break;
            }
            break;
        default:
            console.error("Error: Invalid subcommand, this can only be \"channel\" or \"help\"");
            break;
    }
}

main().catch(console.error);