enigma-bbs/core/system_menu_method.js

/* jslint node: true */
'use strict';

//	ENiGMA½
const removeClient		= require('./client_connections.js').removeClient;
const ansiNormal		= require('./ansi_term.js').normal;
const userLogin			= require('./user_login.js').userLogin;
const messageArea		= require('./message_area.js');

//	deps
const _					= require('lodash');
const iconv				= require('iconv-lite');

exports.login					= login;
exports.logoff					= logoff;
exports.prevMenu				= prevMenu;
exports.nextMenu				= nextMenu;
exports.prevConf				= prevConf;
exports.nextConf				= nextConf;
exports.prevArea				= prevArea;
exports.nextArea				= nextArea;
exports.sendForgotPasswordEmail	= sendForgotPasswordEmail;

function login(callingMenu, formData, extraArgs, cb) {

    userLogin(callingMenu.client, formData.value.username, formData.value.password, err => {
        if(err) {
            //	login failure
            if(err.existingConn && _.has(callingMenu, 'menuConfig.config.tooNodeMenu')) {
                return callingMenu.gotoMenu(callingMenu.menuConfig.config.tooNodeMenu, cb);
            } else {
                //	Other error
                return callingMenu.prevMenu(cb);
            }
        }

        //	success!
        return callingMenu.nextMenu(cb);
    });
}

function logoff(callingMenu, formData, extraArgs, cb) {
    //
    //	Simple logoff. Note that recording of @ logoff properties/stats
    //	occurs elsewhere!
    //
    const client = callingMenu.client;

    setTimeout( () => {
        //
        //	For giggles...
        //
        client.term.write(
            ansiNormal() +	'\n' +
			iconv.decode(require('crypto').randomBytes(Math.floor(Math.random() * 65) + 20), client.term.outputEncoding) +
			'NO CARRIER', null, () => {

                //	after data is written, disconnect & remove the client
                removeClient(client);
                return cb(null);
            }
        );
    }, 500);
}

function prevMenu(callingMenu, formData, extraArgs, cb) {

    //	:TODO: this is a pretty big hack -- need the whole key map concep there like other places
    if(formData.key && 'return' === formData.key.name) {
        callingMenu.submitFormData = formData;
    }

    callingMenu.prevMenu( err => {
        if(err) {
            callingMenu.client.log.error( { error : err.message }, 'Error attempting to fallback!');
        }
        return cb(err);
    });
}

function nextMenu(callingMenu, formData, extraArgs, cb) {
    callingMenu.nextMenu( err => {
        if(err) {
            callingMenu.client.log.error( { error : err.message}, 'Error attempting to go to next menu!');
        }
        return cb(err);
    });
}

//	:TODO: prev/nextConf, prev/nextArea should use a NYI MenuModule.redraw() or such -- avoid pop/goto() hack!
function reloadMenu(menu, cb) {
    const prevMenu = menu.client.menuStack.pop();
    prevMenu.instance.leave();
    menu.client.menuStack.goto(prevMenu.name, cb);
}

function prevConf(callingMenu, formData, extraArgs, cb) {
    const confs		= messageArea.getSortedAvailMessageConferences(callingMenu.client);
    const currIndex = confs.findIndex( e => e.confTag === callingMenu.client.user.properties.message_conf_tag) || confs.length;

    messageArea.changeMessageConference(callingMenu.client, confs[currIndex - 1].confTag, err => {
        if(err) {
            return cb(err);	//	logged within changeMessageConference()
        }

        return reloadMenu(callingMenu, cb);
    });
}

function nextConf(callingMenu, formData, extraArgs, cb) {
    const confs		= messageArea.getSortedAvailMessageConferences(callingMenu.client);
    let currIndex	= confs.findIndex( e => e.confTag === callingMenu.client.user.properties.message_conf_tag);

    if(currIndex === confs.length - 1) {
        currIndex = -1;
    }

    messageArea.changeMessageConference(callingMenu.client, confs[currIndex + 1].confTag, err => {
        if(err) {
            return cb(err);	//	logged within changeMessageConference()
        }

        return reloadMenu(callingMenu, cb);
    });
}

function prevArea(callingMenu, formData, extraArgs, cb) {
    const areas		= messageArea.getSortedAvailMessageAreasByConfTag(callingMenu.client.user.properties.message_conf_tag);
    const currIndex = areas.findIndex( e => e.areaTag === callingMenu.client.user.properties.message_area_tag) || areas.length;

    messageArea.changeMessageArea(callingMenu.client, areas[currIndex - 1].areaTag, err => {
        if(err) {
            return cb(err);	//	logged within changeMessageArea()
        }

        return reloadMenu(callingMenu, cb);
    });
}

function nextArea(callingMenu, formData, extraArgs, cb) {
    const areas		= messageArea.getSortedAvailMessageAreasByConfTag(callingMenu.client.user.properties.message_conf_tag);
    let currIndex	= areas.findIndex( e => e.areaTag === callingMenu.client.user.properties.message_area_tag);

    if(currIndex === areas.length - 1) {
        currIndex = -1;
    }

    messageArea.changeMessageArea(callingMenu.client, areas[currIndex + 1].areaTag, err => {
        if(err) {
            return cb(err);	//	logged within changeMessageArea()
        }

        return reloadMenu(callingMenu, cb);
    });
}

function sendForgotPasswordEmail(callingMenu, formData, extraArgs, cb) {
    const username = formData.value.username || callingMenu.client.user.username;

    const WebPasswordReset = require('./web_password_reset.js').WebPasswordReset;

    WebPasswordReset.sendForgotPasswordEmail(username, err => {
        if(err) {
            callingMenu.client.log.warn( { err : err.message }, 'Failed sending forgot password email');
        }

        if(extraArgs.next) {
            return callingMenu.gotoMenu(extraArgs.next, cb);
        }

        return logoff(callingMenu, formData, extraArgs, cb);
    });
}