Khanh's week 3 assignment complete

battleGame.js

@@ -1,16 +1,38 @@
+/**
+
 // 1. Create attack function below.  This will take the following parameters:
 // attackingPlayer, defendingPlayer, baseDamage, variableDamage
+const attack = function(attackingPlayer, defendingPlayer, baseDamage, variableDamage) {
+  //generate a random number from the range of 0 to the value of the variableDamage
+  let randomInt = Math.floor(Math.random() * (variableDamage - 0)) + 0;
+  // calculate totalDamage which is the sum of baseDamage and ranDomInt;
+  // reduce the health property of the defending player by the amount of the totalDamage
+  let totalDamage = baseDamage + randomInt;
+  defendingPlayer.health -= totalDamage;
+  // return the string describe the attack
+  return `${attackingPlayer.name} hits ${defendingPlayer.name} for ${totalDamage}`;
 
-
+}
+**/
 
 // 2. Create player1 and player2 objects below
 // Each should have a name property of your choosing, and health property equal to 10
-
-
+let player1 = {name: "Tommy The Great", health: 10};
+let player2 = {name: "Master Sunny", health: 10};
 
 // 3. Refactor attack function to an arrow function.  Comment out function above.
 
+const attack = (attackingPlayer, defendingPlayer, baseDamage, variableDamage) => {
+  //generate a random number from the range of 0 to the value of the variableDamage
+  let randomInt = Math.floor(Math.random() * (variableDamage - 0)) + 0;
+  // calculate totalDamage which is the sum of baseDamage and ranDomInt;
+  // reduce the health property of the defending player by the amount of the totalDamage
+  let totalDamage = baseDamage + randomInt;
+  defendingPlayer.health -= totalDamage;
+  // return the string describe the attack
+  return `${attackingPlayer.name} hits ${defendingPlayer.name} for ${totalDamage}`;
 
+}
 
 // DO NOT MODIFY THE CODE BELOW THIS LINE
 // Set attacker and defender.  Reverse roles each iteration

itemizedReceipt.js

@@ -3,6 +3,19 @@
 // i.e. {descr: 'Coke', price: 1.99}
 // function should log each item to the console and log a total price
 
+const logReceipt = (...args) =>
+{
+  let subtotal = 0;
+  let taxrate = 0.103
+  args.forEach(obj =>
+  {     
+        subtotal += obj.price;
+        console.log (`${obj.descr} - $${obj.price} - Sub total: $${subtotal}`);
+  })
+  // calculate total after tax
+  total = subtotal + (subtotal * taxrate);
+  console.log(`Total after tax - $${total.toFixed(2)}`);
+}
 
 
 // Check

phoneNumber.js

@@ -5,7 +5,12 @@
 // '206 333 4444'
 // Returns true if valid, false if not valid
 
-
+const testPhoneNumber = function(strPhoneNumber)
+{
+    let phone = strPhoneNumber
+    const regex = new RegExp(/^\(?(\d{3})\)?[-\s](\d{3})[-\s](\d{4})$/);
+    return regex.test(phone);
+}
 
 // Explanation of RegExp
 // ^      start of line
@@ -29,8 +34,24 @@ console.log(testPhoneNumber('(206) 33-4444')); // should return false, missing a
 // and run the exec method to capture the area code and remaining part of
 // the phone number.
 // Returns an object in the format {areaCode, phoneNumber}
-
-
+function parsePhoneNumber(strPhone)
+{
+    //define phone object
+    phoneObj = {areaCode: null, phoneNumber: null};
+    //match phone number patter
+    const ac = new RegExp(/^\(?(\d{3})\)?[-\s](\d{3})[-\s](\d{4})$/);
+    // run exec method to capture phone number and remaining part of phone number
+    // by removing non numeric character globally and
+    // return only digits
+    ph = ac.exec(strPhone)[0].replace(/\D/g,'');
+    // set areaCode to the first 3 numeric character
+    phoneObj.areaCode = ph.substring(0,3);
+    // set phoneNumber to the last 7 numeric character
+    phoneObj.phoneNumber = ph.substring(3,ph.length);
+    // return the phone object
+    return phoneObj;
+
+}
 
 // Check parsePhoneNumber
 console.log(parsePhoneNumber('206-333-4444'));

soccer.js

@@ -1,4 +1,3 @@
-
 const RESULT_VALUES = {
   w: 3,
   d: 1,
@@ -19,24 +18,26 @@ const getPointsFromResult = function getPointsFromResult(result) {
 // Create getTotalPoints function which accepts a string of results
 // including wins, draws, and losses i.e. 'wwdlw'
 // Returns total number of points won
-
-
-
+const getTotalPoints = function getTotalPoints(strResult) {
+  let totalPoint = 0;
+  //loop through each char in string,
+  // calculate running total point by calling getPointsFromResult function
+  for (let c in strResult) {
+    totalPoint += getPointsFromResult(strResult[c]);
+ }
+ return totalPoint;
+}
 // Check getTotalPoints
-console.log(getTotalPoints('wwdl')); // should equal 7
-
-// create orderTeams function that accepts as many team objects as desired, 
-// each argument is a team object in the format { name, results }
-// i.e. {name: 'Sounders', results: 'wwlwdd'}
-// Logs each entry to the console as "Team name: points"
-
-
-
-// Check orderTeams
-orderTeams(
-  { name: 'Sounders', results: 'wwdl' },
-  { name: 'Galaxy', results: 'wlld' }
-);
-// should log the following to the console:
-// Sounders: 7
-// Galaxy: 4
+console.log(getTotalPoints("wwdl"));
+//console.log(getTotalPoints('wwdl')); //should equal 7
+//Complete orderResults function.  
+//This accepts unlimited team objects { name, results }, 
+//and logs the team name & points
+const orderResults = (...args) => {
+    const ar = Array.from(args)
+    ar.forEach(obj => {
+      console.log(`${obj.name} scores ${obj.point}`);
+    });
+};
+
+orderResults({name:'Titan', point: 12},{name: 'Saturn', point: 30},{name:'Galaxy', point: 24});

spaceShip.js

@@ -2,8 +2,28 @@
 // - should set two properties: name and topSpeed
 // - should have a method accelerate that logs to the console 
 //   `${name} moving to ${topSpeed}`
+class SpaceShip {
+    constructor(name, topSpeed)
+    {
+        this.name = name;
+        this.topSpeed = topSpeed;
+    }
+    accelerate()
+    {
+        const{name, topSpeed} = this;
+        console.log(`${name} moving to ${topSpeed}`);
+    }
+
+}
+
 
 
 
 // 2. Call the constructor with a couple ships, 
 // and call accelerate on both of them.
+const mySS1 = new SpaceShip("Hercules",80);
+const mySS2 = new SpaceShip("Challenger", 40);
+const mySS3 = new SpaceShip("Saturn", 60);
+mySS1.accelerate();
+mySS2.accelerate();
+mySS3.accelerate();