ZA | 25-ITP-May | Malusi Skunyana | Sprint 1 | Destructuring

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

@@ -4,9 +4,8 @@ const personOne = {
   favouriteFood: "Spinach",
 };
 
-// Update the parameter to this function to make it work.
-// Don't change anything else.
-function introduceYourself(___________________________) {
+// Destructure directly in the parameter
+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 +70,19 @@ let hogwarts = [
     occupation: "Teacher",
   },
 ];
+
+// Task 1: Display names of people in Gryffindor
+hogwarts.forEach(({ firstName, lastName, house }) => {
+  if (house === "Gryffindor") {
+    console.log(`${firstName} ${lastName}`);
+  }
+});
+
+console.log(""); // Just to separate the two outputs
+
+// Task 2: Display names of teachers who have pets
+hogwarts.forEach(({ firstName, lastName, pet, occupation }) => {
+  if (occupation === "Teacher" && pet) {
+    console.log(`${firstName} ${lastName}`);
+  }
+});

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

@@ -1,8 +1,46 @@
 let order = [
-  { itemName: "Hot cakes", quantity: 1, unitPricePence: 232 },
+  { 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 },
 ];
+
+// Dynamically calculate column widths
+const qtyWidth = Math.max(
+  "QTY".length,
+  ...order.map(({ quantity }) => quantity.toString().length)
+);
+const itemWidth = Math.max(
+  "ITEM".length,
+  ...order.map(({ itemName }) => itemName.length)
+);
+const totalWidth = Math.max(
+  "TOTAL".length,
+  ...order.map(({ quantity, unitPricePence }) =>
+    ((quantity * unitPricePence) / 100).toFixed(2).length
+  )
+);
+
+// Print header
+console.log(
+  `${"QTY".padEnd(qtyWidth + 2)}${"ITEM".padEnd(itemWidth + 2)}${"TOTAL".padStart(totalWidth)}`
+);
+
+let totalCost = 0;
+
+// Print each item
+order.forEach(({ itemName, quantity, unitPricePence }) => {
+  const itemTotal = (quantity * unitPricePence) / 100;
+  totalCost += itemTotal;
+
+  console.log(
+    `${quantity.toString().padEnd(qtyWidth + 2)}${itemName.padEnd(itemWidth + 2)}${itemTotal
+      .toFixed(2)
+      .padStart(totalWidth)}`
+  );
+});
+
+// Print total
+console.log(`\nTotal: ${totalCost.toFixed(2)}`);