Weaponsmith

function Weapon(input){
    let w = input.shift();
    let weapon = w.split("|");
    let command = input.shift();
    let arrEvenOdd=[];


        while(command !== 'Done'){

                if(command.includes('Move Right')){

                    let num = command.split(" ");

                    let indexR = +num[2];

                    if (indexR <= weapon.length && indexR >= 0) {

                        let val = weapon[indexR];

                            weapon.splice(indexR+2, 0, val);
                            weapon.splice(indexR, 1);

                    }
                    command = input.shift();
                }else if(command.includes('Move Left')){

                    let num = command.split(" ");
                    let indexL = +num[2];

                    if (indexL > 0) {

                        let val = weapon[indexL];
                        weapon.splice(indexL-1, 0, val);
                        weapon.splice(indexL+1, 1);

                    }
                    command = input.shift();

                }else if(command.includes('Odd')){
                    for (let k = 0; k < weapon.length; k++) {
                        if(k % 2 !== 0){
                            arrEvenOdd.push(weapon[k]);
                        }
                    }
                    command = input.shift();
                }else if(command.includes('Even')){
                    for (let k = 0; k < weapon.length; k++) {
                        if(k % 2 === 0){
                            arrEvenOdd.push(weapon[k]);
                        }
                    }
                    command = input.shift();

                }


    }
    if(arrEvenOdd.length>0){
    console.log(arrEvenOdd.join(' '));
    }
    console.log(`You crafted ${weapon.join('')}!`);

}
Weapon(['ri|As|er|hb|ng',
        'Move Left 1',
        'Move Right 2',
        'Move Right 3',
        'Move Left 2',
        'Done']);