Practice w/Javascript and Roulette

index.html

@@ -3,6 +3,7 @@
     <script src="https://code.jquery.com/jquery-1.11.1.min.js"></script>
     <script src="scripts.js"></script>
     <script src="scripts_spec.js"></script>
+    <script src="roulette.js"></script>
     <style>
       h1,h2,h3,p{
         text-align: center;

roulette.js

@@ -0,0 +1,156 @@
+//in the console, roulette is an instance of the Roulette class
+//to play, use roulette.spin(your bet, what you're betting on)
+//to bet on 00, use the string '00'
+//to see your money, use roulette.bankroll();
+//to add money, use roulette.buyIn(extra money)
+
+
+class Roulette {
+  constructor(startingMoney){
+    this.money = startingMoney;
+    this.money =this.money || 100;
+    this.bankroll = function(){
+      console.log("You now have $"+this.money);
+    };
+    this.payOuts= {
+      "00":36,
+      Even: 2,
+      Odd: 2,
+      "1 to 18": 2,
+      "19 to 36": 2,
+      "1st 12": 3,
+      "2nd 12": 3,
+      "3rd 12": 3,
+      "number":36
+    };
+    this.spin= function(betSize, betOn){
+      var valid = this.validInput(betSize, betOn);
+      if (!valid[0]){
+        console.log(valid[1]);
+        return undefined;
+      }
+
+      var outcome = this.determineOutcome(this.land(), betOn);
+      this.money = this.money - betSize;
+      if (outcome[0]){
+        console.log("You win, the spin was "+outcome[1]);
+        if (Number.isInteger(betOn)){
+          betOn = 'number';
+        }
+        this.money += betSize * this.payOuts[betOn];
+      }
+      else{
+        console.log("You lose, the spin was "+outcome[1]);
+      }
+      this.bankroll();
+    };
+
+    this.buyIn = function(extraMoney){
+      this.money += extraMoney;
+      console.log("You bought in $"+extraMoney);
+      this.bankroll();
+    };
+
+    this.land = function(){
+      var stop = Math.floor(Math.random()*38);
+      if (stop ===37){
+        stop = '00';
+      }
+      return stop;
+    };
+
+    this.determineOutcome = function(stop, betOn){
+      var win = false;
+      if (Number.isInteger(betOn)){
+        if (betOn == stop){
+          win = true;
+        }
+      }
+      else{
+        switch (betOn) {
+          case "00":
+            if (stop === "00"){
+              win= true;
+            }
+            break;
+          case "Even":
+            if (((stop%2)==0) && stop>0){
+              win = true;
+            }
+            break;
+          case "Odd":
+            if (((stop+1)%2==0) && stop<37){
+              win=true;
+            }
+            break;
+          case "1 to 18":
+            if ((stop>0)&&(stop<19)){
+              win=true;
+            }
+            break;
+          case "19 to 36":
+            if ((stop>18)&&(stop<37)){
+              win=true;
+            }
+            break;
+          case "1st 12":
+            if ((stop>0)&&(stop<13)){
+              win=true;
+            }
+            break;
+          case "2nd 12":
+            if ((stop>12)&&(stop<25)){
+              win=true;
+            }
+            break;
+          case "3rd 12":
+            if ((stop>24)&&(stop<37)){
+              win=true;
+            }
+            break;
+        }
+      }
+      var outcome = [win, stop];
+      return outcome;
+    }
+
+    this.validInput = function(betSize, betOn){
+      var valid= false;
+      var message="";
+      if (!Number.isInteger(betSize)){
+        message= "You have to enter an Integer bet";
+      }
+      if (betSize > this.money){
+        message= "You don't have enough money for this bet";
+      }
+      if (betSize < 0){
+        message= "You can't bet negative money";
+      }
+
+      if ((typeof betOn !== "string") && (typeof betOn !== "number")){
+        message= "You have to bet on a number or a string";
+      }
+
+      if ((typeof betOn == "number")&&((betOn<0) || (betOn > 36))) {
+        message= "You have bet on a number between 0 and 36 inclusive";
+      }
+
+      if ((typeof betOn == "string")&&(!this.payOuts[betOn])) {
+        message= "The string you entered doesn't corrsepond to a possible bet";
+      }
+      if (message===""){
+        valid = true;
+      }
+
+      var outcome = [valid, message];
+      return outcome;
+
+    }
+
+  }
+
+
+}
+
+
+var roulette = new Roulette();

scripts.js

@@ -1,32 +1,114 @@
 // FILL IN THE FUNCTIONS BELOW
 
 var sprintFunctions = {
-  largestEl: function(){  
+  largestEl: function(array){  
     // your code here
+    var largest = array[0];
+    array.forEach(function(element){
+      if (element > largest){
+        largest = element;
+      }
+    });
+    return largest;
   },
 
-  reversed: function(){  
+  reversed: function(string){  
     // your code here
+    var charArray=string.split("");
+    var newString=[];
+    charArray.forEach(function(element){
+      newString.unshift(element);
+    });
+    newString = newString.join("");
+    return newString;
+
   },
 
-  loudSnakeCase: function(){  
+  loudSnakeCase: function(sentence){  
     // your code here
+    var sentenceArray=sentence.split("");
+    sentenceArray = sentenceArray.filter(function(element){
+      if (element.match(/[a-zA-Z ]/)){
+        return true;
+      }
+
+    });
+    var strippedSentence=sentenceArray.join("");
+    var wordArray = strippedSentence.split(/ +/g);
+
+    wordArray = wordArray.map(function(element){
+      element=element.split("");
+      element[0]=element[0].toUpperCase();
+      element=element.join("");
+      return element;
+    });
+    return wordArray.join("_");
+
   },
 
-  compareArrays: function(){ 
+  compareArrays: function(array1, array2){ 
     // your code here (replace the return)
-    return "Finish compareArrays first!" 
+    if (array1.length!=array2.length){
+      return false;
+    }
+    var same=true;
+    for (var i=0;i<array1.length;i++){
+      if (array1[i]!==array2[i]){
+        same=false;
+      }
+    }
+    return same;
   },
 
-  fizzBuzz: function(){  
+  fizzBuzz: function(number){  
     // your code here
+    var array=[];
+    for (var i=1;i<(number+1);i++){
+      array.push(i);
+    }
+    array=array.map(function(element){
+      var output="";
+      if (element%3==0){
+        output+="FIZZ";
+      }
+      if (element%5==0){
+        output+="BUZZ";
+      }
+      if (output==""){
+        output=element;
+      }
+      return output;
+    });
+    return array;
   },
 
-  myMap: function(){  
+  myMap: function(array, func){  
     // your code here
+    for (var i=0;i<array.length;i++){
+      array[i] = func(array[i]);
+    }
+    return array;
   },
 
-  primes: function(){  
+  primes: function(number){  
     // your code here
+    var numberArray=[];
+    var primesArray=[];
+    for (var i=2;i<=number;i++){
+      numberArray.push(i);
+    }
+
+    numberArray.forEach(function(num){
+      var isPrime = true;
+      primesArray.forEach(function(prime){
+        if ((num%prime)===0){
+          isPrime=false;
+        }
+      });
+      if (isPrime ===true){
+        primesArray.push(num);
+      }
+    });
+    return primesArray;
   },
 }