let workshop_object = require("./workshop.json");
const fs = require('fs');
const fs_extra = require("fs-extra");
const { execFile } = require('child_process');
const { promisify } = require('util');
const promisifiedExecFile = promisify(execFile);

async function download({ published_file_id, name, updated, image, link }) {

    let { steam_user, steam_pass, app_id, mod_dir, SteamCMD } = require('./config.json');


    let args = [
        // `+force_install_dir ${mod_dir}`, wee thing doesnt just throw the downloaded folders into the directory, it creates the whole steam tree
        `+login ${steam_user} ${steam_pass}`,
        `+workshop_download_item ${app_id} ${published_file_id}`,
        `+quit`
    ];

    console.log("Checking Directory Existence...")
    if (fs.existsSync(mod_dir + `\\${published_file_id}`)) {
        console.log("Directory Exists Already");
        return -4; // Mod Already Exists
    }

    try {
        const { stdout, stderr } = await promisifiedExecFile(SteamCMD, args, { cwd: 'C:\\Users\\Thatguy553\\Downloads\\steamcmd\\' });
        // Process the stdout and stderr as needed
        console.log(stdout);
        console.log(stderr);
        console.log('Process completed successfully.');

        let path = stdout.substring(stdout.indexOf("\"") + 1);
        path = path.substring(0, path.indexOf("\""));

        let new_mod_dir = mod_dir + `\\${published_file_id}`;

        console.log("Moving...");
        fs_extra.move(path, new_mod_dir, (err) => {
            if (err) return -3; // Move Destination Error

            console.log(`Your mod has been moved to the following directory:\n${new_mod_dir}`)
        })

        console.log("Creating Workshop Object...");

        // Creating the game ID and Mod ID properties
        workshop_object[app_id] = {};
        workshop_object[app_id][published_file_id] = {};

        // Assigning the mod data to the previously created Mod ID property
        workshop_object[app_id][published_file_id] = { name: name, image: image, link: link, updated: updated, mod_path: new_mod_dir};
        console.log(workshop_object);

        const jsonString = JSON.stringify(workshop_object);

        console.log("Updating Workshop.json...")
        fs.writeFile('./workshop.json', jsonString, (err) => {
            if (err) {
                console.log('Error writing file, reverting changes', err);
                fs_extra.remove(new_mod_dir);
                return -1;
            } else {
                console.log('Successfully wrote file');
            };
        });

        return 1;
    } catch (error) {
        console.log('Error:', error);
        // Handle the error accordingly
        return 0;
    }
}