rock paper scissors

rps.js

var choices = [{choice: "r", beats: "s", losesTo: "p"},
{choice: "p", beats: "r", losesTo: "s"},
{choice: "s", beats: "p", losesTo: "r"}];

function rps(c){
    var i = Math.floor(Math.random() * 3)
    var myC = choices[i];
    if (myC.choice == c) return "Draw";
    else if (myC.beats == c) return "Win";
    else if (myC.losesTo == c) return "Lose";

    return "error";
}

console.log(rps("s"));
console.log(rps("p"));
console.log(rps("r"));