Edmund Teo Chang Hao Assignment

js/google_shopping_functions.js

@@ -7,11 +7,210 @@
 function getItemsCount(itemData) {
   return itemData.items.length;
 }
-
+// output item count using the getItemsCount function
+console.log('Item Count: ' + getItemsCount(products));
 /*
  * Define and use your functions here
  */
 
-// output item count using the getItemsCount function
-console.log('Item Count: ' + getItemsCount(data));
 
+// 1.) getItems(objectData)
+// input: json object
+// returns: an array of items
+// Create a function called getItems that simply returns the items array from the google product object.
+
+function getItems(objectData) {
+  return objectData.items;
+}
+
+var productsArray = getItems(products); //pass products object as argument
+console.log(productsArray); // therefore productsArray = products.item Array
+
+
+// 2.) getItemsByBrand(items, brand)
+// input: an array of items, a string of a brand to filter with
+// returns: an array of items (of a specific brand)
+// Create a function called getItemsByBrand that takes an item array returns a new array of all items of a specified brand.
+
+function getItemsByBrand(items, itemBrand) {
+  var newArray = []; //blank array
+  for (i = 0; i < items.length; i++) {
+    if (items[i].product.brand === itemBrand) {
+      newArray.push(items[i]);
+    }
+  }
+  return newArray;
+}
+
+console.log(getItemsByBrand(productsArray, "Sony"));
+
+// 3.) getItemsByAuthor(items, author)
+// input: an array of items, a string of an author to filter with
+// returns: an array of items (of a specific author)
+// Create a function called getItemsByAuthor that takes an item array and returns a new array of all items by a specified author.
+
+function getItemsByAuthor(items, vendor) {
+  var newArray = [];
+  for (i = 0; i < items.length; i++) {
+    if ((items[i].product.author.name).includes(vendor)) {
+      newArray.push(items[i])
+    }
+  }
+  return newArray
+}
+
+console.log(getItemsByAuthor(productsArray, "eBay"))
+
+
+// 4.) getAvailableProducts(items)
+// input: an array of items
+// returns: an array of items (that are available)
+// Create function called getAvailableProducts that takes an item array and returns an array containing all of the available products (an available product is one with at least one availability of "inStock" in the inventories array)
+
+function getAvailableProducts(items) {
+  var newArray = [];
+  for (i = 0; i < items.length; i++) {
+    if (items[i].product.inventories[0].availability === "inStock") {
+      newArray.push(items[i]);
+    }
+  }
+  return newArray;
+}
+
+console.log(getAvailableProducts(productsArray));
+
+// 5.) Use your functions
+// Use the functions you created in 1 - 4 to ouput (console.log) the following lists of items.
+// All items made by Sony.
+console.log(getItemsByBrand(productsArray, "Sony"));
+
+// All items made by Sony that are available.
+var sonyProducts = getItemsByBrand(productsArray, "Sony");
+console.log(getAvailableProducts(sonyProducts));
+//the functions look through an array and prints out a new array. Therefore, getAvailableProducts looks through the array of Sony Products and only show prints out the array of Available Sony Products!
+
+// All available items by the author "Adorama Camera"
+var adorama = getItemsByAuthor(productsArray, "Adorama Camera");
+console.log(getAvailableProducts(adorama));
+//getAvailableProducts looks through the array of Adorama vendors.
+
+
+// All items made by Nikon with the author eBay.
+var eBay = getItemsByAuthor(productsArray, "eBay");
+console.log(getItemsByBrand(eBay, "Nikon"));
+// eBay is the array of ebay vendors, therefore getItemsByBrand looks for Nikon brands within the ebay array.
+
+
+// Further
+// Prompt the user for the search term they are looking for.
+// Further
+// If no results were found, let the user know.
+
+var userInput = prompt('What item are you looking for?');
+var userItem = userInput.toLowerCase()
+
+function userSearch(items, search) {
+  var searchCount = 0; //for error prompt
+  for (i = 0; i < items.length; i++) {
+    var brand = (items[i].product.brand).toLowerCase();
+    var product = (items[i].product.title.toLowerCase());
+       if (brand.includes(search)  || product.includes(search) ) {
+        console.log(items[i].product.title);
+        searchCount ++;
+     }
+   }
+// if a product is found, searchCount goes up, so when there are no results found searchCount === 0
+  if (searchCount === 0) {
+    console.log("Item not found!");
+  }
+}
+
+userSearch(productsArray, userItem);
+
+
+// Further
+// Prompt the user if they want to do or see the following things, then do that thing based on what the user entered:
+// The number of product items
+// The country of each item
+// Total price of all inventory
+// Search for one of the things above
+
+var userInputChoice = prompt(" What do you want to search? \n 1. The number of product items \n 2. The country of each item \n 3. Total price of all inventory \n type the corresponding number")
+
+function itemCountries(items) {
+  for (i = 0; i < items.length; i++) {
+    console.log(items[i].product.country);
+  }
+}
+
+function totalPrice(items) {
+  var totalPrice = 0;
+  for (i = 0; i < items.length; i++) {
+    totalPrice = totalPrice + items[i].product.inventories[0].price;
+  }
+  return totalPrice.toFixed(2); //returns 2 decimal places
+}
+
+
+if (userInputChoice === "1" ) {
+  console.log(getItemsCount(products));
+} else if (userInputChoice === "2") {
+  itemCountries(productsArray);
+} else if (userInputChoice === "3") {
+  console.log(totalPrice(productsArray));
+}
+
+
+// Further
+// Let the user enter in a maximum or minimum price. Only show them items that correspond.
+
+function maxPrice(items) {
+  var userInput = prompt("What's your maximum budget?")
+  var userPrice = parseInt(userInput); //changes string to integer
+
+  for (i = 0; i < items.length; i++) {
+    if (items[i].product.inventories[0].price <= userPrice) {
+      console.log(`${items[i].product.title} : $${items[i].product.inventories[0].price} `);
+    }
+  }
+}
+
+
+function minPrice(items) {
+  var userInput = prompt("What's your minimum budget?")
+  var userPrice = parseInt(userInput);
+
+  for (i = 0; i < items.length; i++) {
+    if (items[i].product.inventories[0].price >= userPrice) {
+      console.log(`${items[i].product.title} : $${items[i].product.inventories[0].price} `);
+    }
+  }
+}
+
+var userPriceCheck = prompt('Do you have a max or min budget? \n  1. max budget \n  2. min budget \n    Choose the number')
+
+if (userPriceCheck === "1") {
+  maxPrice(productsArray);
+} else if (userPriceCheck === "2") {
+  minPrice(productsArray);
+}
+
+// Further
+// Let the user enter in a maximum and minimum price. Only show them items that correspond.
+
+function budget(items) {
+  var userMaxBudget = prompt("whats your max budget?");
+  var maxBudget = parseInt(userMaxBudget);
+
+  var userMinBudget = prompt("Whats your min budget?")
+  var minBudget = parseInt(userMinBudget);
+
+  for (i = 0; i < items.length; i++) {
+    var price = items[i].product.inventories[0].price;
+    if ( price >= minBudget && price <= maxBudget) {
+      console.log(`${items[i].product.title} : $${price} `);
+    }
+  }
+}
+
+budget(productsArray);

js/index.html

@@ -0,0 +1,10 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title></title>
+</head>
+<body>
+  <script type="text/javascript" src="products.js"></script>
+  <script type="text/javascript" src="google_shopping_functions.js"></script>
+</body>
+</html>