/**
 * @author Da Mu
 * @version 1.1.0
 * @mail 317782199@qq.com
 */
import shell from 'shelljs';
import YAML from 'yamljs';
import { createLogger, format, transports } from "winston";


const config = YAML.load('main.config.yml');

/**
 * @class Error echo or logs
 */
class ErrorOrLogs {
    private static logs(err: String): void {
        const globalLogger = createLogger({
            level: 'info',
            format: format.combine(
                format.timestamp({ format: 'YYYY-MM-DD HH:mm:ss' }),
                format.printf(log => `${log.timestamp} ${log.level}: ${log.message}`)),
            transports: [
                new transports.File({
                    level: 'error',
                    filename: './main.shell.logs/error.log'
                })
            ]
        });
        globalLogger.error(err);
    };

    public static show(err: String, switchLogs: Boolean): void {
        switchLogs ? shell.echo(`Error: ${err} or main.shell.logs/*`) : shell.echo(`Error: ${err}`);
        switchLogs ? ErrorOrLogs.logs(err) : null;
    };
};

/**
 * @class start project
 */
class Start {
    constructor(path: String) {
        this.workflow(path);
    };

    private workflow(path: String): void {
        shell.cd(`${path}`);
        if (shell.exec('npm run dev').code !== 0) {
            ErrorOrLogs.show('sorry, npm run dev fail!', true);
        };
    };
};

/**
 * @class check project node_modules
 */
class CheckProject {
    constructor() {

    };

    protected check(path: String, backPath: String): Promise<Boolean> {
        try {
            return new Promise<Boolean>((resolve, reject) => {
                if (!shell.which('git')) {
                    ErrorOrLogs.show('sorry, this script requires git!', true);
                    reject();
                };
                if (shell.ls(`${path}`).indexOf('node_modules') === -1) {
                    shell.cd(`${path}`);
                    if (shell.exec('npm install').code !== 0) {
                        ErrorOrLogs.show('sorry, run install fail!', true);
                        reject();
                    };
                    shell.cd(`${backPath}`);
                    resolve(true);
                } else {
                    shell.echo(`path: ${path} node_modules install OK or already installed!`);
                    resolve(true);
                };
            });
        } catch (error) {
            ErrorOrLogs.show(error, true);
            throw Error(error);
        };
    };

};

/**
 * @class start main.shell
 */
class ShellMain extends CheckProject {
    constructor() {
        super();
    };

    public async init(start_project: String): Promise<void> {
        const server = await this.check(config['shell'].start_server_path, config['shell'].start_back_path);
        const desktop = await this.check(config['shell'].start_desk_path, config['shell'].start_back_path);
        const app3d = await this.check(config['shell'].start_micro_path, config['shell'].start_micro_back_path);
        if (server && desktop && app3d) {
            new Start(start_project);
        };
    };
};

const sm = new ShellMain();
sm.init(config['shell'].start_server_path);