London|26-ITP-January|Alexandru Pocovnicu|Sprint 1|Feature/destructuring

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

@@ -3,10 +3,12 @@ const personOne = {
   age: 34,
   favouriteFood: "Spinach",
 };
+let {name,age,favouriteFood}=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 +70,16 @@ let hogwarts = [
     occupation: "Teacher",
   },
 ];
+for (let obj of hogwarts) {
+  let { firstName, lastName, house } = obj;
+  if (house === "Gryffindor") {
+    console.log(firstName, lastName);
+  }
+}
+
+for (let obj of hogwarts) {
+  let { firstName, lastName,pet,occupation } = obj;
+  if (occupation === "Teacher"&& pet!==null) {
+    console.log(firstName, lastName);
+  }
+}

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

@@ -1,8 +1,28 @@
-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 },
 ];
+
+console.log("QTY     ITEM                TOTAL");
+const allPrices = [];
+let totalBill;
+for (const item of order) {
+  const { itemName, quantity, unitPricePence } = item;
+  const totalPence = quantity * unitPricePence;
+  const totalPenceString = totalPence.toString();
+  const pence = totalPenceString.slice(-2);
+  const pounds = totalPenceString.slice(0, -2);
+  const total = `${pounds}.${pence}`;
+
+  allPrices.push(totalPence);
+  const totalBillString = String(allPrices.reduce((acc, curr) => acc + curr));
+  totalBill = `${totalBillString.slice(0, -2)}.${totalBillString.slice(-2)}`;
+  console.log(quantity.toString().padEnd(7), itemName.padEnd(19), total);
+}
+console.log();
+
+console.log(`Total: ${totalBill}`);