RockPaperScissors created by ValentynaGorbachenko - https://repl.it/DoVZ/0

RockPaperScissors.js

var computerChoiceFunc = function(){
	var compChoice = Math.random();
		if (compChoice < 0.34) {
			compChoice = "rock";
  		} else if(compChoice <= 0.67) {
	  		compChoice = "paper";
  		} else {
  			compChoice = "scissors";
 		}
 	console.log("computer: "+ compChoice);
	return compChoice;
}

var computerChoice = computerChoiceFunc();

/*
var checkChoice = function(choice){ 
	var tempChoice = choice.toLowerCase(); 
	if (tempChoice!=="rock" && tempChoice!=="paper" && tempChoice!=="scissors") {
		tempChoice = checkChoice(prompt("You chose "+ choice +"! Please choose rock, paper or scissors again?"));
	} 
	console.log("user: "+ tempChoice);
	return tempChoice;
}
*/

var checkChoice = function(choice){ 
	var tempChoice = choice.toLowerCase(); 
	if (tempChoice!=="rock" && tempChoice!=="paper" && tempChoice!=="scissors"){
		do {
			tempChoice = prompt("You chose "+ tempChoice +"! Please choose rock, paper or scissors again?");
		} while (tempChoice!=="rock" && tempChoice!=="paper" && tempChoice!=="scissors");
	}
	console.log("user: "+ tempChoice);
	return tempChoice;
}



var userChoice = checkChoice(prompt("Do you choose rock, paper or scissors?"));


var rulesCompare = function(choice1, choice2){
	if(choice1==="rock") {
        	if (choice2==="scissors"){
           		return "rock wins";
    		} else {return "paper wins";}
        
    } else if (choice1==="paper"){
        	if (choice2==="rock"){
         	   return "paper wins";
       		} else {return "scissors wins";}
        
    } else if (choice1==="scissors"){
        	if (choice2==="rock"){
            	return "rock wins";
        	} else {return "scissors wins";}
	}
}

var compare = function(choice1, choice2){
    if (choice1!=choice2) {
		return rulesCompare(choice1, choice2);
  	} else if (choice1 === choice2) {
		do {
        	computerChoice = computerChoiceFunc();
        	choice1 = computerChoice;
        	userChoice = checkChoice(prompt("It is a tie! Please choose rock, paper or scissors again?"));
        	choice2 = userChoice;
        	} while (computerChoice===userChoice);
		return rulesCompare(choice1, choice2); 
  	} 
}

console.log(compare(computerChoice, userChoice));