ITP Jan 25 | Katarzyna Kazimierczuk | Data Flows | Sprint 1

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-1/readme.md

@@ -30,4 +30,17 @@ console.log(`Batman is ${firstName}, ${lastName}`);
 # Exercise
 
 - What is the syntax to destructure the object `personOne` in exercise.js?
+  const personOne = {
+  name: "Popeye",
+  age: 34,
+  favouriteFood: "Spinach",
+  };
+
+let { name, age, favouriteFood } = personOne
+
 - Update the parameter of the function `introduceYourself` to use destructuring on the object that gets passed in.
+  unction 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 +70,44 @@ let hogwarts = [
     occupation: "Teacher",
   },
 ];
+
+
+//1
+// const newItem = oldItem.filter(({ propWeWant }) => propWeWant === 'propValue')
+
+const sortingHat = (hogwarts) => {
+  // filter gryffindor
+  const filtered = hogwarts.filter(({ house }) => house === "Gryffindor");
+
+  // return names
+  let gryffindor = [];
+  filtered.forEach(({ firstName, lastName }) => {
+    gryffindor.push(`${firstName} ${lastName}`);
+  })
+
+  return gryffindor;
+}
+
+//2
+// const newItem = oldItem.filter(({ propWeWant1, propWeWant2 }) => propWeWant 1 === 'propValue' && propWeWant2 === 'propValue2')
+// or if checking if prop exists
+// const newItem = oldItem.filter(({ propWeWant1, propWeWant2 }) => propWeWant 1 === 'propValue' && propWeWant2)
+const findTeachersWithPets = (hogwarts) => {
+  let teachersWithPets = [];
+
+  // filter teachers
+  // const filtered = hogwarts.filter(({ occupation, pet }) => occupation === 'Teacher');
+
+  // check for pets
+  // const withPets = filtered.filter(({ pet }) => pet));
+
+//filter for teachers with pets
+  const filtered = hogwarts.filter(({ occupation, pet }) => occupation === 'Teacher' && pet);
+
+
+  filtered.forEach(({ firstName, lastName }) => {
+    teachersWithPets.push(`${firstName} ${lastName}`);
+  })
+
+  return teachersWithPets;
+}

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

@@ -6,3 +6,57 @@ let order = [
   { itemName: "Hot Coffee", quantity: 2, unitPricePence: 100 },
   { itemName: "Hash Brown", quantity: 4, unitPricePence: 40 },
 ];
+
+// const newItem = oldItem.filter(({ propWeWant1, propWeWant2 }) => propWeWant 1 === 'propValue' && propWeWant2 === 'propValue2')
+
+
+
+// - In `exercise.js`, you have been provided with a takeout order. Write a program 
+// that will print out the receipt for this order.
+
+//helpers
+//cost of item in order
+const calculateCostPerItemimPounds = ({ quantity, unitPricePence }) => {  
+  let costPerItem = (quantity * unitPricePence)
+
+  //in pounds
+  costPerItem = costPerItem / 100;
+  return costPerItem
+}
+
+//add cost of item to the order
+const addTotalProp = (order) => {
+  order.forEach(item => {
+    const costPerOrder = calculateCostPerItemimPounds(item)
+      //add total cost
+    item.costPerOrder = costPerOrder;
+  })
+  }
+
+//calculate total of order
+const calculateOrderTotal = (order) => {
+  let totalCost = 0;
+
+  order.forEach(item => {
+    //add total cost
+    totalCost += item.costPerOrder;
+  })
+  return totalCost;
+}
+
+const createReceipt = (order) => {
+  addTotalProp(order);
+  // / - Log each individual item to the console.
+  order.forEach(({ itemName, quantity, costPerOrder }) => {
+      console.table([{ itemName, quantity, costPerOrder }]);
+    });
+
+    // - Log the total cost of the order to the console.
+    //getting an error when trying console.table
+    console.log(`Total: £${calculateOrderTotal(order).toFixed(2)}`);
+
+}
+
+createReceipt(order);
+
+//I have the receipt in a table format it is not identical to the one in the example but it is a table format :)