London 9 - Abdulmajid Rammali - JS Core-2 - Week 1

1-exercises/A-accessing-values/exercise1.js

@@ -5,19 +5,19 @@
 */
 
 let dog = {
-  breed: "Dalmatian",
-  name: "Spot",
-  isHungry: true,
-  happiness: 6
+  breed: "Dalmatian", // String
+  name: "Spot", // String
+  isHungry: true, // boolean
+  happiness: 6 // number
 };
 
 /*
   You can access the values of each property using dot notation.
   Log the name and breed of this dog using dot notation.
 */
 
-let dogName; // complete the code
-let dogBreed; // complete the code
+let dogName = dog.name; // complete the code
+let dogBreed = dog.breed; // complete the code
 
 console.log(`${dogName} is a ${dogBreed}`);
 

1-exercises/A-accessing-values/exercise2.js

@@ -17,7 +17,7 @@ let capitalCities = {
 */
 
 let myCountry = "UnitedKingdom";
-let myCapitalCity; // complete the code
+let myCapitalCity = capitalCities[myCountry]; // complete the code
 
 console.log(myCapitalCity);
 

1-exercises/A-accessing-values/exercise3.js

@@ -22,7 +22,12 @@ let basketballTeam = {
 
 // write code here
 
+let topPlayers = basketballTeam.topPlayers;
+topPlayers.sort();
 
+for (let player of topPlayers) {
+  console.log(player);
+}
 /* EXPECTED RESULT
 
   Dennis Rodman

1-exercises/B-setting-values/exercise1.js

@@ -23,7 +23,11 @@ let capitalCities = {
 */
 
 // write code here
-
+capitalCities.UnitedKingdom.population = 8980000;
+capitalCities.China.population = 21500000;
+capitalCities.Peru = {};
+capitalCities.Peru.name = "Lima";
+capitalCities.Peru.population = 9750000;
 console.log(capitalCities);
 
 /* EXPECTED RESULT

1-exercises/B-setting-values/exercise2.js

@@ -16,7 +16,7 @@ let student = {
 */
 
 // write code here
-
+student["attendance"] = 90;
 /*
   - Write an "if" statement that changes the value of hasPassed to true
       if the student has attendance that is equal or greater than 90
@@ -27,6 +27,10 @@ let student = {
 
 // write code here
 
+if (student.attendance >= 90 && student.examScore > 60) {
+  student["hasPassed"] = true;
+}
+
 console.log(student);
 
 /* EXPECTED RESULT

1-exercises/C-undefined-properties/exercise.js

@@ -15,6 +15,7 @@ let car = {
 };
 
 console.log(car["colour"]);
+// there is no value for colour.
 
 // Example 2
 function sayHelloToUser(user) {
@@ -26,6 +27,7 @@ let user = {
 };
 
 sayHelloToUser(user);
+ // firstName isn't defined for the console to log it , if we put name instead of firstName then it will print Mira.
 
 // Example 3
 let myPet = {
@@ -36,3 +38,4 @@ let myPet = {
 };
 
 console.log(myPet.getName());
+// The function getName: doesn't have a return to return the string

1-exercises/D-object-methods/exercise.js

@@ -9,6 +9,10 @@
 
 let student = {
   // write code here
+  getName(name) {
+    console.log(`Student name: ${name}`);
+  }
+
 }
 
 student.getName("Daniel");

2-mandatory/1-recipes.js

@@ -22,4 +22,24 @@
   You should write and log at least 5 recipes
 */
 
-// write code here
+// write code here
+
+let recipe1 = {
+  title: "Mole",
+  servings: 2,
+  ingredients: ["cinnamon", "cumin", "cocoa"]
+}
+
+console.log(recipe1.title);
+console.log(`Serves: ${recipe1.servings}`);
+console.log("Ingredients:");
+for (let ingredient of recipe1.ingredients) {
+  console.log(ingredient);
+}
+
+
+
+
+
+
+

2-mandatory/2-currency-code-lookup.js

@@ -19,6 +19,12 @@ const COUNTRY_CURRENCY_CODES = [
 
 function createLookup(countryCurrencyCodes) {
   // write code here
+  let lookup = {};
+    for (let [countryCode, currencyCode] of countryCurrencyCodes) {
+      lookup[countryCode] = currencyCode;
+  }
+  return lookup;
+
 }
 
 /* ======= TESTS - DO NOT MODIFY =====

2-mandatory/3-shopping-list.js

@@ -20,6 +20,18 @@ let pantry = {
 
 function createShoppingList(recipe) {
   // write code here
+  let shoppingList = {
+    name: recipe.name,
+    items: []
+  };
+
+  for (let ingredient of recipe.ingredients) {
+    if (!pantry.fridgeContents.includes(ingredient) && !pantry.cupboardContents.includes(ingredient)) {
+      shoppingList.items.push(ingredient);
+    }
+  }
+
+  return shoppingList;
 }
 
 /* ======= TESTS - DO NOT MODIFY =====

2-mandatory/4-restaurant.js

@@ -21,6 +21,19 @@ const MENU = {
 
 let cashRegister = {
   // write code here
+  orderBurger(balance) {
+    if (balance >= MENU.burger) {
+      return balance - MENU.burger;
+    }
+    return balance;
+  },
+
+  orderFalafel(balance) {
+    if (balance >= MENU.falafel) {
+      return balance - MENU.falafel;
+    }
+    return balance;
+  }
 }
 
 /* ======= TESTS - DO NOT MODIFY =====