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aaronroberson/cart-service.js

Last active August 29, 2015 14:02
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Revisions

  1. aaronroberson revised this gist Jun 20, 2014. 1 changed file with 35 additions and 23 deletions.
    58 changes: 35 additions & 23 deletions cart-service.js
    View file
    Original file line number Diff line number Diff line change
    @@ -12,21 +12,29 @@
    var cart = {

    getItems: function() {
    var itemsCookie;
    // Initialize the itemsCookie variable
    var itemsCookie;
    // Check if cart is empty
    if(!items.length) {
    // Get the items cookie
    itemsCookie = $cookieStore.get('items');
    // Check if the item cookie exists
    if(itemsCookie) {
    // Loop through the items in the cookie
    angular.forEach(itemsCookie, function(item, key) {
    // Get the product details from the ProductService using the guid
    ProductService.getProduct(key).then(function(response){
    var product = response.data;
    // Update the quantity to the quantity saved in the cookie
    product.quantity = item;
    // Add the product to the cart items object using the guid as the key
    items[product.guid] = product;
    });
    });
    }
    }
    // Returns items object
    if(!items.length) {
    itemsCookie = $cookieStore.get('items');
    if(itemsCookie) {
    angular.forEach(itemsCookie, function(item, key) {
    ProductService.getProduct(key).then(function(response){
    var product = response.data;
    product.quantity = item;
    items[product.guid] = product;
    });
    });
    }
    }
    return items;
    return items;
    },

    addItem: function(item) {
    @@ -61,6 +69,7 @@
    emptyCart: function() {
    // Sets items array to empty array
    items = {};
    // Remove the items cookie
    $cookieStore.remove('items');
    },

    @@ -91,15 +100,18 @@
    return cart.getCartSubtotal();
    },

    // aaronaroberson@gmail.com

    updateItemsCookie: function() {
    var itemsCookie = {};
    angular.forEach(items, function(item, key) {
    itemsCookie[key] = item.quantity;
    });
    $cookieStore.put('items', itemsCookie);
    },
    updateItemsCookie: function() {
    // Initialize an object to be saved as the cookie
    var itemsCookie = {};
    // Loop through the items in the cart
    angular.forEach(items, function(item, key) {
    // Add each item to the items cookie,
    // using the guid as the key and the quantity as the value
    itemsCookie[key] = item.quantity;
    });
    // Use the $cookieStore service to persist the itemsCookie object to the cookie named 'items'
    $cookieStore.put('items', itemsCookie);
    },

    getItemPrice: function(item) {
    return parseFloat(item.isSpecial ? item.specialPrice : item.price);
  2. aaronroberson revised this gist Jun 20, 2014. 2 changed files with 8 additions and 0 deletions.
    5 changes: 5 additions & 0 deletions getCartTotal
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,5 @@
    getCartTotal: function() {
    // TODO Return the cartSubtotal plus shipping and handling
    // TODO Return the item quantity times item price for each item in the array
    return cart.getCartSubtotal();
    },
    3 changes: 3 additions & 0 deletions getItemPrice
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,3 @@
    getItemPrice: function(item) {
    return parseFloat(item.isSpecial ? item.specialPrice : item.price);
    }
  3. aaronroberson created this gist Jun 20, 2014.
    113 changes: 113 additions & 0 deletions cart-service.js
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,113 @@
    (function(angular) {
    "use strict";

    var app = angular.module('MyStore');

    app.factory('CartService', function($cookieStore, ProductService) {

    // Private items variable
    var items = {};

    // Angular factories return service objects
    var cart = {

    getItems: function() {
    var itemsCookie;
    // Returns items object
    if(!items.length) {
    itemsCookie = $cookieStore.get('items');
    if(itemsCookie) {
    angular.forEach(itemsCookie, function(item, key) {
    ProductService.getProduct(key).then(function(response){
    var product = response.data;
    product.quantity = item;
    items[product.guid] = product;
    });
    });
    }
    }
    return items;
    },

    addItem: function(item) {
    // Checks if item already exists
    // If it exists, updates the quantity
    // If it doesn't exist, adds quantity property with value of 1 then
    // pushes the item onto the items array
    if(!items[item.guid]) {
    item.quantity = 1;
    items[item.guid] = item;
    } else {
    items[item.guid].quantity += 1;
    //items[item.guid].quantity = items[item.guid].quantity + 1
    }
    cart.updateItemsCookie();
    },

    removeItem: function(guid) {
    // Removes an item from the items array
    // Can use angular.forEach(array, function(item, index) to splice
    delete items[guid];
    // var myArr = new Array();
    // delete myArr.splice // returns false
    // delete myArr.length // return false
    // var x = 10;
    // delete x; // return false
    // y = 10;
    // delete y; // return true
    cart.updateItemsCookie();
    },

    emptyCart: function() {
    // Sets items array to empty array
    items = {};
    $cookieStore.remove('items');
    },

    getItemCount: function() {
    // returns number of items, including item quantity
    var total = 0;
    angular.forEach(items, function(item) {
    total += item.quantity;
    });
    return total;
    },

    getCartSubtotal: function() {
    // Return the item quantity times item price for each item in the array
    var total = 0;
    angular.forEach(items, function(item) {
    var s = parseInt(item.quantity);
    var q = isNaN(s) ? 0 : s;
    var p = cart.getItemPrice(item);
    total += q * p;
    });
    return total;
    },

    getCartTotal: function() {
    // TODO Return the cartSubtotal plus shipping and handling
    // TODO Return the item quantity times item price for each item in the array
    return cart.getCartSubtotal();
    },

    // aaronaroberson@gmail.com

    updateItemsCookie: function() {
    var itemsCookie = {};
    angular.forEach(items, function(item, key) {
    itemsCookie[key] = item.quantity;
    });
    $cookieStore.put('items', itemsCookie);
    },

    getItemPrice: function(item) {
    return parseFloat(item.isSpecial ? item.specialPrice : item.price);
    }
    };

    return cart;

    });

    })(window.angular);
    6 changes: 6 additions & 0 deletions emptyCart
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,6 @@
    emptyCart: function() {
    // Sets items array to empty array
    items = {};
    // Remove the items cookie
    $cookieStore.remove('items');
    },
    25 changes: 25 additions & 0 deletions getItems
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,25 @@
    getItems: function() {
    // Initialize the itemsCookie variable
    var itemsCookie;
    // Check if cart is empty
    if(!items.length) {
    // Get the items cookie
    itemsCookie = $cookieStore.get('items');
    // Check if the item cookie exists
    if(itemsCookie) {
    // Loop through the items in the cookie
    angular.forEach(itemsCookie, function(item, key) {
    // Get the product details from the ProductService using the guid
    ProductService.getProduct(key).then(function(response){
    var product = response.data;
    // Update the quantity to the quantity saved in the cookie
    product.quantity = item;
    // Add the product to the cart items object using the guid as the key
    items[product.guid] = product;
    });
    });
    }
    }
    // Returns items object
    return items;
    }
    12 changes: 12 additions & 0 deletions updateItemsCookie
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,12 @@
    updateItemsCookie: function() {
    // Initialize an object to be saved as the cookie
    var itemsCookie = {};
    // Loop through the items in the cart
    angular.forEach(items, function(item, key) {
    // Add each item to the items cookie,
    // using the guid as the key and the quantity as the value
    itemsCookie[key] = item.quantity;
    });
    // Use the $cookieStore service to persist the itemsCookie object to the cookie named 'items'
    $cookieStore.put('items', itemsCookie);
    },