Sheffield| 26-ITP-Jan| Mona-Eltantawy | Sprint 1 | object destructuring

Sprint-1/destructuring/exercise-1/exercise.js

@@ -6,7 +6,7 @@ const personOne = {
 
 // Update the parameter to this function to make it work.
 // Don't change anything else.
-function introduceYourself(___________________________) {
+function introduceYourself({ name, age, favouriteFood }) {
   console.log(
     `Hello, my name is ${name}. I am ${age} years old and my favourite food is ${favouriteFood}.`
   );

Sprint-1/destructuring/exercise-2/exercise.js

@@ -70,3 +70,21 @@ let hogwarts = [
     occupation: "Teacher",
   },
 ];
+
+function gryffindorMembers(hogwarts) {
+  return hogwarts
+    .filter(({ house }) => house === "Gryffindor")
+    .map(({ firstName, lastName }) => `${firstName} ${lastName}`)
+    .join("\n");
+}
+
+console.log(gryffindorMembers(hogwarts));
+
+function petsOwners(hogwarts) {
+  return hogwarts
+    .filter(({ occupation, pet }) => occupation === "Teacher" && pet !== null)
+    .map(({ firstName, lastName }) => `${firstName} ${lastName}`)
+    .join("\n");
+}
+
+console.log(petsOwners(hogwarts));

Sprint-1/destructuring/exercise-3/exercise.js

@@ -1,8 +1,31 @@
-let order = [
-  { itemName: "Hot cakes", quantity: 1, unitPricePence: 232 },
+
+
+const order = [
+  { itemName: "Hot Cakes", quantity: 1, unitPricePence: 232 },
   { itemName: "Apple Pie", quantity: 2, unitPricePence: 139 },
   { itemName: "Egg McMuffin", quantity: 1, unitPricePence: 280 },
   { itemName: "Sausage McMuffin", quantity: 1, unitPricePence: 300 },
   { itemName: "Hot Coffee", quantity: 2, unitPricePence: 100 },
   { itemName: "Hash Brown", quantity: 4, unitPricePence: 40 },
 ];
+
+function printReceipt(order) {
+  let total = 0;
+
+  console.log("QTY     ITEM                TOTAL");
+
+  order.forEach(({ itemName, quantity, unitPricePence }) => {
+    const lineTotal = quantity * unitPricePence;
+    total += lineTotal;
+
+    const price = (lineTotal / 100).toFixed(2);
+
+    console.log(
+      `${quantity.toString().padEnd(8)}${itemName.padEnd(20)}${price}`
+    );
+  });
+
+  console.log("\nTotal: " + (total / 100).toFixed(2));
+}
+
+printReceipt(order);