telegram-cms/bot/base/generateKeyboard.js

It is a nodejs application to launch a Telegram bot in seconds with primary components.

fn = global.fn;

var custome = function(arr, grid, keys, back, columns, options={})
{
    //grid mode
    if(grid){
        var items = arr;
        var row = [];
        var secondPosition = true;
        
        let rowNumber = 0;
        let tempColumns = columns;
        
        //make grid
        for (var i = 0; i < items.length; i) 
        {
            // customRows
            if(options.customRows)
            {
                options.customRows.rows.forEach(r => 
                {
                    if(r['rowNumber'] == rowNumber) tempColumns = r['totalColumns'];
                });
            }
            
            for(let i2 =0; i2 < tempColumns; i2++)
            {
                const btn = items[i];
                if(btn) row.push(btn);
                i++;
            }

            keys.reply_markup.keyboard.push(row);
            row = [];
            
            rowNumber++;
            tempColumns = columns;
        }
    }
    //list
    else{
        arr.forEach(function(element) {
            if(typeof element === 'string')keys.reply_markup.keyboard.push([element]);
            else keys.reply_markup.keyboard.push(element);
        }, this);
    }

    //back button
    if(back){
        keys.reply_markup.keyboard.push([back]);
    }
    else{
        //keys.reply_markup.keyboard.push([fn.str['backToMenu']]);
    }
    return keys;
}

module.exports = function(flag, onlyBack, columns)
{
    columns = (!columns) ? 2 : columns;
    var keys = {
        "reply_markup": {
            'keyboard': [],
            'resize_keyboard': true
        }
    }

    if(onlyBack){
        keys.reply_markup.keyboard.push([flag.section]);
        return keys;
    }

    //costume keyboard
    else if(flag.custom === true){
        //console.log('generate costume keyboard');
        return custome(flag.list, flag.grid, keys, flag.back, columns, flag);
    }

    //main menu keybard
    else if(flag.section === fn.str['mainMenu'])
    {
        var items = (flag.list) ? flag.list : [];
        // row = [];
        // var secondPosition = true;
        
        // for (var i = 0; i < items.length; i++) 
        // {
        //     var btnsLevel = [];
        //     btnsLevel.push(items[i]);
        //     if(secondPosition){
        //         i +=1;
        //         if(i < items.length)
        //             btnsLevel.push(items[i]);
        //         secondPosition = false;
        //     }
        //     if(i < items.length-1){secondPosition = true;}
        //     keys.reply_markup.keyboard.push(btnsLevel);
        // }
        keys = custome(items, true, keys, null, columns, flag);
        //
        if(flag.isAdmin)
            keys.reply_markup.keyboard.push([fn.str.goToAdmin['name']]);
        return keys;
    }

    //admin section
    else if(flag.section === fn.str.goToAdmin.name){
        var items = [];
        for (item in flag.list){
            var element = flag.list[item];
            var key = global.robot.config.modules[element.modulename];
            if(key) items.push(element.name);
        }
        return custome(items, true, keys, flag.back, columns);
    }
}