Natasha Vasquez

lib/item.rb

@@ -1,3 +1,10 @@
 class Item
 
+    attr_reader :name, :price
+
+    def initialize(item_details)
+        @name = item_details[:name]
+        @price = item_details[:price]
+    end
+
 end

lib/market.rb

@@ -1,3 +1,62 @@
 class Market
-
+
+    attr_reader :name, :vendors
+    attr_accessor :sorted_item_list
+
+    def initialize(name)
+        @name = name
+        @vendors = []
+    end
+
+    def add_vendor(vendor)
+        @vendors << vendor
+    end
+
+    def vendor_names
+        vendors.map do |vendor|
+            vendor.name
+        end
+    end
+
+    def vendors_that_sell(item)
+        vendors.select do |vendor|
+          vendor.check_stock(item) > 0 
+        end
+    end
+
+    def sorted_item_list
+        all_item_names = vendors.flat_map do |vendor|
+            vendor.inventory.keys.map(&:name)  
+    end
+        all_item_names.uniq.sort  
+    end
+
+    def total_inventory
+        inventory = {}
+        vendors.each do |vendor|
+        vendor.inventory.each do |item, quantity|
+
+            if inventory[item]
+                inventory[item][:quantity] += quantity
+                inventory[item][:vendors] << vendor.name unless inventory[item][:vendors].include?(vendor.name)
+            else
+                inventory[item] = {
+                  quantity: quantity,
+                  vendors: [vendor.name]
+                    }
+              end
+            end
+        end
+            inventory 
+        end
+
+    def overstocked_items
+        overstocked = []
+        total_inventory.each do |item, data|
+            if data[:vendors].length > 1 && data[:quantity] > 50
+            overstocked << item
+        end
+        end
+        overstocked
+    end
 end

lib/vendor.rb

@@ -1,3 +1,29 @@
 class Vendor
 
+    attr_reader :name, :inventory, :stock
+    attr_accessor :potential_revenue
+
+    def initialize(name)
+        @name = name
+        @inventory = Hash.new(0) 
+    end
+
+    def check_stock(item)
+        @inventory[item] ||= 0
+        @inventory[item]  
+    end
+
+    def stock(item, quantity) 
+        @inventory[item] ||= 0
+        @inventory[item] += quantity  
+    end
+
+    def potential_revenue
+        total_revenue = 0
+        @inventory.each do |item, quantity|
+        item_price = item.price.delete('$').to_f
+        total_revenue += item_price * quantity
+    end
+        total_revenue
+    end
 end

spec/item_spec.rb

@@ -0,0 +1,26 @@
+require 'rspec'
+require './lib/item'
+
+RSpec.describe Item do
+    before(:each) do
+        @item1 = Item.new({name: 'Peach', price: "0.75"})
+        @item2 = Item.new({name: 'Tomato', price: "0.50"})
+    end
+
+    it 'exists' do
+
+        expect(@item1).to be_an_instance_of(Item)
+    end
+
+    it 'has a name' do
+
+        expect(@item1.name).to eq("Peach")
+        expect(@item2.name).to eq("Tomato")
+    end
+
+    it 'has a price' do
+
+        expect(@item1.price).to eq("0.75")
+        expect(@item2.price).to eq("0.50")
+    end
+end

spec/market_spec.rb

@@ -0,0 +1,90 @@
+require 'rspec'
+require './lib/item'
+require './lib/vendor'
+require './lib/market'
+
+RSpec.describe Market do
+    before(:each)do
+    @market = Market.new("South Pearl Street Farmers Market")
+
+    end
+
+    it 'exists' do
+
+        expect(@market).to be_an_instance_of(Market)
+    end
+
+    it 'can return the market name' do
+
+        expect(@market.name).to eq("South Pearl Street Farmers Market")
+    end
+
+    it 'can list all vendors in the market' do
+
+        expect(@market.vendors).to eq([])
+    end
+
+    it 'can add vendors to the market' do
+        @vendor1 = Vendor.new("Rocky Mountain Fresh")
+        @item1 = Item.new({name: 'Peach', price: "$0.75"})
+        @item2 = Item.new({name: 'Tomato', price: "$0.50"})
+        @item3 = Item.new({name: "Peach-Raspberry Nice Cream", price: "$5.30"})
+        @item4 = Item.new({name: "Banana Nice Cream", price: "$4.25"})
+        @vendor1.stock(@item1, 35)    
+        @vendor1.stock(@item2, 7)  
+
+        @vendor2 = Vendor.new("Ba-Nom-a-Nom")    
+        @vendor2.stock(@item4, 50)    
+        @vendor2.stock(@item3, 25)
+
+        @vendor3 = Vendor.new("Palisade Peach Shack")    
+        @vendor3.stock(@item1, 65)  
+
+        @market.add_vendor(@vendor1)    
+        @market.add_vendor(@vendor2)    
+        @market.add_vendor(@vendor3)
+
+        expect(@market.vendors).to include(@vendor1, @vendor2, @vendor3)
+    end
+
+    it 'can return vendor names, items sold at vendors, and vendor revenue' do
+        @vendor1 = Vendor.new("Rocky Mountain Fresh")
+        @item1 = Item.new({name: 'Peach', price: "$0.75"})
+        @item2 = Item.new({name: 'Tomato', price: "$0.50"})
+        @item3 = Item.new({name: "Peach-Raspberry Nice Cream", price: "$5.30"})
+        @item4 = Item.new({name: "Banana Nice Cream", price: "$4.25"})
+        @vendor1.stock(@item1, 35)    
+        @vendor1.stock(@item2, 7)  
+
+        @vendor2 = Vendor.new("Ba-Nom-a-Nom")    
+        @vendor2.stock(@item4, 50)    
+        @vendor2.stock(@item3, 25)
+
+        @vendor3 = Vendor.new("Palisade Peach Shack")    
+        @vendor3.stock(@item1, 65)  
+
+        @market.add_vendor(@vendor1)    
+        @market.add_vendor(@vendor2)    
+        @market.add_vendor(@vendor3)
+
+        expect(@market.vendor_names).to eq(["Rocky Mountain Fresh", "Ba-Nom-a-Nom", "Palisade Peach Shack"])
+
+        expect(@market.vendors_that_sell(@item1)).to eq([@vendor1, @vendor3])
+        expect(@market.vendors_that_sell(@item4)).to eq([@vendor2])
+
+        expect(@vendor1.potential_revenue).to eq(29.75)
+        expect(@vendor2.potential_revenue).to eq(345.00)
+        expect(@vendor3.potential_revenue).to eq(48.75)
+
+        expect(@market.sorted_item_list).to eq(["Banana Nice Cream", "Peach", "Peach-Raspberry Nice Cream", "Tomato"])
+
+        expected = {
+            @item1 => { quantity: 100, vendors: ["Rocky Mountain Fresh", "Palisade Peach Shack"] },
+            @item2 => { quantity: 7, vendors: ["Rocky Mountain Fresh"] }
+          }
+
+          expect(@market.total_inventory).to include(expected)
+
+          expect(@market.overstocked_items).to eq([@item1])
+    end
+end

spec/vendor_spec.rb

@@ -0,0 +1,48 @@
+require 'rspec'
+require './lib/item'
+require './lib/vendor'
+
+RSpec.describe Vendor do
+    before(:each) do
+        @vendor = Vendor.new("Rocky Mountain Fresh")
+    end
+
+    it 'exists' do
+
+        expect(@vendor).to be_an_instance_of(Vendor)
+    end
+
+    it 'can return the vendor name' do
+
+        expect(@vendor.name).to eq("Rocky Mountain Fresh")
+    end
+
+    it 'initially returns and empty hash of inventory' do
+
+        expect(@vendor.inventory).to eq({})
+    end
+
+    it 'can check the stock of an item' do
+
+        expect(@vendor.check_stock(@item1)).to eq(0)
+    end
+
+    it 'can stock items' do
+        @vendor.stock(@item1, 30)
+
+        expect(@vendor.inventory).to include(@item1)
+        expect(@vendor.check_stock(@item1)).to eq(30)
+
+        @vendor.stock(@item1, 25)
+
+        expect(@vendor.check_stock(@item1)).to eq(55)
+    end
+
+    it 'can stock more items' do
+        @vendor.stock(@item1, 30)
+        @vendor.stock(@item1, 25)
+        @vendor.stock(@item2, 12)
+
+        expect(@vendor.inventory).to include(@item1, @item2)
+    end 
+end