Js core 2/week 3/berhane

Week-1/Homework/mandatory/1-writers.js

@@ -42,3 +42,9 @@ let writers = [
 /*
 If you want an extra challenge, only `console.log()` the writers that are alive.
 */
+for(let objs=0; objs<writers.length;objs++){
+  if(writers[objs].alive===true){
+    //console.log(writers.)
+    console.log(`Hi, my name is ${writers[objs].firstName} ${writers[objs].lastName}.I am ${writers[objs].age} years old, and work as a ${writers[objs].occupation }`)
+  } 
+}

Week-1/Homework/mandatory/2-water-bottle.js

@@ -12,12 +12,15 @@ let bottle = {
   volume: 0,
   fill: function() {
     // calling this function should make you bottles volume = 100;
+    this.volume = 100
   },
   drink: function() {
     // calling this function should decrease your bottles volume by 10;
+    this.volume -= 10
   },
   empty: function() {
     // this function should return true if your bottles volume = 0
+    this.volumev = 0
   }
 };
 

Week-1/Homework/mandatory/3-groceries.js

@@ -6,7 +6,12 @@
 let groceriesToBuy = [];
 
 let groceryList = {
-  item1: "",
-  item2: "",
-  item3: ""
+  item1: "Potatoes",
+  item2: "Orange Juice",
+  item3: "Rice"
 };
+for (let [keys,value] of Object.entries(groceryList)) {
+  groceriesToBuy.push(value)
+}
+
+console.log(groceriesToBuy)

Week-1/Homework/projects/1-recipes.js

@@ -22,4 +22,14 @@ cocoa
 
 **/
 
-let recipes = {};
+let recipes = {
+    title: "Banana Bread",
+    Serves: 2,
+    Ingredients: ["Banana","Flour","Egg","Milk"]
+};
+/*Object.entries(recipes).forEach(([key, value]) => {
+    console.log();})*/ 
+    console.log(recipes.title)
+    console.log(`Serves: ${recipes.Serves}`)
+    console.log("Ingredients:")
+    console.log(recipes.Ingredients + "\n")

Week-1/Homework/projects/2-reading-list.js

@@ -25,4 +25,23 @@ If you read it, log a string like 'You already read "The Hobbit" by J.R.R. Tolki
 
 **/
 
-let books = [];
+let books = [
+    {   title:"Atomic Habits",
+        author:"James CLean",
+        alreadyRead: true},
+    {
+        title: "12 Rules of Life",
+        author: "Jordan B Peterson",
+        alreadyRead: false},
+    {
+        title: "Philosophy Who needs it",
+        author: "Ayn Rand",
+        alreadyRead: true
+    }];
+for (let i = 0; i<books.length;i++){
+    if(books[i].alreadyRead===true){
+        console.log(`You already read ${books[i].title} by ${books[i].author}`)
+}else{
+        console.log(`You still need to read ${books[i].title} by ${books[i].author}`)
+}
+}

Week-1/InClass/A-objects-intro/exercise-part-0.js

@@ -4,4 +4,12 @@ Describe your own laptop as a JavaScript object
 
 Try to think of as many properties as you can!
 
-*/
+*/
+let myLaptop ={
+    screenSize: "14 inch",
+    processr: "AMD",
+    ram: "8 GB",
+    storage:"1TB"
+
+}
+console.log(myLaptop)

Week-1/InClass/A-objects-intro/exercise-part-1.js

@@ -6,4 +6,18 @@ can describe with a JavaScript object
 Assign each of them to a separate variable
 
 */
+let animals = {
 
+}
+let cars  = {
+
+}
+let continents ={
+
+}
+let planets = {
+
+}
+let markets = {
+
+}

Week-1/InClass/A-objects-intro/exercise-part-2.js

@@ -5,17 +5,17 @@ The objects below have some syntax issues - try and fix them all!
 */
 
 let kitten = {
-    fur colour: "orange",
-    age "23"
+    furcolour: "orange",
+    age: "23"
 };
 
-let laptop =
-    brand: "Lenovo"
-    ram "5GB"
+let laptop ={
+    brand: "Lenovo",
+    ram: "5GB"
 }
 
 let phone = {
-    operating system "iOS",
+    operatingsystem: "iOS",
     hasStylus: true,
-    megapixels 12
-    "batteryLife": "24 hours"
+    megapixels: 12,
+    batteryLife: "24 hours"}

Week-1/InClass/B-objects-get-set/exercise-1.js

@@ -9,7 +9,9 @@ let kitten = {
 };
 
 // YOUR CODE GOES BELOW HERE
-
+console.log(kitten.ageMonths)
+console.log(kitten.isFemale)
+console.log(kitten.furColour)
 
 
 

Week-1/InClass/B-objects-get-set/exercise-2.js

@@ -5,14 +5,14 @@
 */
 
 let phone = {
-    brand: 'iPhone,
-    model 'iPhone X'
+    brand: 'iPhone',
+    model: 'iPhone X',
     launchYear: 2017,
-    is Unlocked: true
+    isUnlocked: true}
 ;
 
-let phoneBrand = phone.bbrand;
-let phoneLaunchYear = phone[launchYear];
+let phoneBrand = phone.brand;
+let phoneLaunchYear = phone["launchYear"];
 
 // DO NOT MODIFY BELOW THIS LINE
 

Week-1/InClass/B-objects-get-set/exercise-3.js

@@ -3,7 +3,9 @@
 */
 
 // WRITE CODE BELOW THIS
-
+let kitten = {
+    name: "Glibert"
+}
 // WRITE CODE ABOVE THIS
 
 console.log(kitten.name);

Week-1/InClass/B-objects-get-set/exercise-4.js

@@ -8,7 +8,8 @@ let dog = {
 };
 
 // WRITE CODE BELOW THIS LINE
-
+dog.name = "Rex"
+dog.wantsToPlay = true
 
 
 // WRITE CODE ABOVE THIS LINE

Week-1/InClass/C-more-complex-objects/exercise-1.js

@@ -20,8 +20,11 @@ let house = {
 */
 
 // - change the address of "house" to '51 Berkley Road'
+house.address = '51 Berkley Road'
 // - change the previous owners of "house" to ["Brian M.", "Fiona S."]
+house.previousOwners = ["Brian M.", " Fiona S."]
 // - change the last name of the current owner of "house" to "Montgomery"
+house.currentOwner.lastName = "Montgomery"
 
 
 /*

Week-1/InClass/C-more-complex-objects/exercise-2.js

@@ -26,8 +26,13 @@ let newCurrentOwner = {
 */
 
 // - assign the value of the variable 'newCurrentOwner' as the value to the house's "currentOwner"
+house.currentOwner = newCurrentOwner
 // - from the list of previous owners, replace only "John A." with "Stephen B."
+house.previousOwners[1] = " Stephen B."
+
 // - give the house a new property called 'isForSale' with the value 'false'
+house.isForSale = false
+
 
 
 

Week-1/InClass/C-more-complex-objects/exercise-3.js

@@ -32,17 +32,24 @@ let parkAvenueHouse = {
 
 // returns the full name (first name + last name) of the owner of the house
 function getOwnerFullName(house) {
-
+  return house.currentOwner.firstName +" "+ house.currentOwner.lastName
 }
 
 // returns an array of the owners' email addresses of the two houses
-function getEmailAddresses(house1, house2) {
-
+function getEmailAddresses(house1, house2){ 
+  return house1.currentOwner.email+", "+house2.currentOwner.email
+
 }
 
 // returns the address for the cheapest house out of the two
 function getCheapestAddress(house1, house2) {
-
+let cheapest =  Math.min(house1.price, house2.price)
+if(cheapest === house1.price){
+  return house1.address
+}
+else{
+  return house2.address
+}
 }
 
 

Week-1/InClass/D-methods/exercise-1.js

@@ -6,10 +6,13 @@ Add a method "greet" so this person can say hello.
 
 let person = {
     name: "Alice",
-    age: 25
+    age: 25,
+    greet(){return "Hello everybody"}
+
 };
 
 
+
 /*
 DO NOT EDIT ANYTHING BELOW THIS LINE
 */

Week-1/InClass/D-methods/exercise-2.js

@@ -7,7 +7,10 @@ Hint: use 'this' keyword to access the name property.
 
 let person = {
     name: "Alice",
-    age: 25
+    age: 25,
+    sayName(){
+        return "My name is"+" "+ this.name
+    }
 };
 
 

Week-1/InClass/D-methods/exercise-3.js

@@ -8,11 +8,11 @@ let person = {
     name: "Alice",
     age: 25,
     currentAddress: "Glasgow",
-    changeAddress: (newAddress) {
-        currentAddress = newAddress;
+    changeAddress(newAddress){
+        this.currentAddress = newAddress;
     },
-    celebrateBirthday: function {
-        that.age = that.age + 1;
+    celebrateBirthday:function(){
+        this.age = this.age + 1;
     }
 };
 

Week-1/InClass/D-methods/exercise-4.js

@@ -6,7 +6,10 @@ Define a method "makeFriend" to add a new friend to her list.
 
 let person = {
     name: "Alice",
-    friends: ["John", "Nina"]
+    friends: ["John", "Nina"],
+    makeFriend(addfriend){
+        return this.friends +="," + addfriend 
+    }
 };
 
 

Week-1/InClass/D-methods/exercise-5.js

@@ -17,9 +17,22 @@ let coffeeMachine = {
     },
     insertedAmount: 0,
     insertMoney: function (amount) {
+        return this.insertedAmount = amount
 
     },
     getCoffee: function (coffee) {
+        if(this.insertedAmount >= 2.40 && this.insertedAmount< 3.00){
+            return 'Please take your cappuccino'
+        }
+        else if(this.insertedAmount >= 1.50 && this.insertedAmount < 2.40){
+            return 'Please take your blackCoffee'
+        }
+        else if(this.insertedAmount >= 4.00){
+            return 'Please take your flatWhite'
+        }
+        else if(this.insertedAmount >3.00 && this.insertedAmount < 4.00){
+            return 'Sorry you don\'t have enough money for a flatWhite'
+        }
 
     }
 };
@@ -38,6 +51,6 @@ console.log(`Expected result: 'Please take your blackCoffee'. Actual result: ${c
 coffeeMachine.insertMoney(4.00);
 console.log(`Expected result: 'Please take your flatWhite'. Actual result: ${coffeeMachine.getCoffee('flatWhite')}`);
 
-coffeeMachine.insertMoney(2.40);
+coffeeMachine.insertMoney(3.40);
 console.log(`Expected result: 'Sorry you don't have enough money for a flatWhite'. Actual result: ${coffeeMachine.getCoffee('flatWhite')}`);
 

Week-1/InClass/E-arrays-of-objects/exercise-1.js

@@ -25,11 +25,11 @@ WRITE YOUR CODE BELOW
 */
 
 
-var persons = // Complete here
+var persons = [person1,person2,person3]// Complete here
 
-var personNames = // Complete here
+var personNames = persons.map(names => names.name )// Complete here
 
-var personsYoungerThan28YearsOld = // Complete here
+var personsYoungerThan28YearsOld = persons.filter(ages=>ages.age < 28 )// Complete here
 
 
 /*

Week-1/InClass/E-arrays-of-objects/exercise-2.js

@@ -40,11 +40,11 @@ WRITE YOUR CODE BELOW
 */
 
 
-let destinationNamesWithin500Kms = // Complete here
+let destinationNamesWithin500Kms = travelDestinations.filter(distance => distance.distanceKms <= 500).map(names=>names.destinationName) // Complete here
 
-let destinationNameReachableByFerry = // Complete here
+let destinationNameReachableByFerry = travelDestinations.filter(transport=>transport.transportations.includes("ferry")).map(names => names.destinationName) // Complete here
 
-let destinationNamesMoreThan300KmsAwayByTrain = // Complete here (PRINT THE RESULT IN THE CONSOLE USING FOREACH)
+let destinationNamesMoreThan300KmsAwayByTrain = travelDestinations.filter(distance => distance.distanceKms >= 300 && distance.transportations.includes("train")).map(names => names.destinationName)// Complete here (PRINT THE RESULT IN THE CONSOLE USING FOREACH)
 
 
 /*