Added Tax calculation system on Total food price based on the type of…

… restraunt by using strategy pattern
gmershad · Apr 5, 2019 · 37350d6 · 37350d6
1 parent 2c91c6c
commit 37350d6
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Showing 45 changed files with 181 additions and 216 deletions.
diff --git a/FoodBuilding/Meal.cs b/FoodBuilding/Meal.cs
@@ -1,15 +1,12 @@
 using FoodDeliveryApp.FoodDeliveryAppModel;
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace FoodDeliveryApp.Ordering
 {
     public class Meal
     {
-        private List<FoodMenuModel> foodItems = new List<FoodMenuModel>();
+        private readonly List<FoodMenuModel> foodItems = new List<FoodMenuModel>();
 
         public void AddFoodItem(List<FoodMenuModel> items)
         {

diff --git a/FoodCostTaxCalculation/ITaxCalculator.cs b/FoodCostTaxCalculation/ITaxCalculator.cs
@@ -0,0 +1,7 @@
+namespace FoodDeliveryApp.FoodCostTaxCalculation
+{
+    public interface ITaxCalculator
+    {
+        double CalculateTax(double price, double tax, bool imported);
+    }
+}
diff --git a/FoodCostTaxCalculation/OneStarTaxCalculator.cs b/FoodCostTaxCalculation/OneStarTaxCalculator.cs
@@ -0,0 +1,20 @@
+using FoodDeliveryApp.Utils;
+
+namespace FoodDeliveryApp.FoodCostTaxCalculation
+{
+    public class OneStarTaxCalculator : ITaxCalculator
+    {
+        public double CalculateTax(double price, double localTax, bool imported)
+        {
+            double tax = price * localTax;
+
+            if (imported)
+                tax += (price * 0.5);
+
+            //rounds off to nearest 0.05;
+            tax = TaxUtil.RoundOff(tax);
+
+            return tax;
+        }
+    }
+}
diff --git a/FoodCostTaxCalculation/TaxCalculationContext.cs b/FoodCostTaxCalculation/TaxCalculationContext.cs
@@ -0,0 +1,17 @@
+namespace FoodDeliveryApp.FoodCostTaxCalculation
+{
+    public class TaxCalculationContext
+    {
+        private readonly ITaxCalculator taxCalculator;
+
+        public TaxCalculationContext(ITaxCalculator taxCalculator)
+        {
+            this.taxCalculator = taxCalculator;
+        }
+
+        public double GetCalculatedTax(double price, double tax, bool imported)
+        {
+           return taxCalculator.CalculateTax(price, tax, imported);
+        }
+    }
+}
diff --git a/FoodCostTaxCalculation/ThreeStarTaxCalculator.cs b/FoodCostTaxCalculation/ThreeStarTaxCalculator.cs
@@ -0,0 +1,20 @@
+using FoodDeliveryApp.Utils;
+
+namespace FoodDeliveryApp.FoodCostTaxCalculation
+{
+    public class ThreeStarTaxCalculator
+    {
+        public double CalculateTax(double price, double localTax, bool imported)
+        {
+            double tax = price * localTax;
+
+            if (imported)
+                tax += (price * 2.5);
+
+            //rounds off to nearest 0.05;
+            tax = TaxUtil.RoundOff(tax);
+
+            return tax;
+        }
+    }
+}
diff --git a/FoodCostTaxCalculation/TwoStarTaxCalculator.cs b/FoodCostTaxCalculation/TwoStarTaxCalculator.cs
@@ -0,0 +1,20 @@
+using FoodDeliveryApp.Utils;
+
+namespace FoodDeliveryApp.FoodCostTaxCalculation
+{
+    public class TwoStarTaxCalculator : ITaxCalculator
+    {
+        public double CalculateTax(double price, double localTax, bool imported)
+        {
+            double tax = price * localTax;
+
+            if (imported)
+                tax += (price * 1.5);
+
+            //rounds off to nearest 0.05;
+            tax = TaxUtil.RoundOff(tax);
+
+            return tax;
+        }
+    }
+}
diff --git a/FoodDeliveryApp.csproj b/FoodDeliveryApp.csproj
@@ -41,6 +41,11 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="FoodCostTaxCalculation\ITaxCalculator.cs" />
+    <Compile Include="FoodCostTaxCalculation\OneStarTaxCalculator.cs" />
+    <Compile Include="FoodCostTaxCalculation\TaxCalculationContext.cs" />
+    <Compile Include="FoodCostTaxCalculation\ThreeStarTaxCalculator.cs" />
+    <Compile Include="FoodCostTaxCalculation\TwoStarTaxCalculator.cs" />
     <Compile Include="FoodDeliveryAppModel\FoodMenuModel.cs" />
     <Compile Include="FoodDeliveryAppModel\RestaurantModel.cs" />
     <Compile Include="FoodBuilding\Meal.cs" />
@@ -74,6 +79,7 @@
     <Compile Include="Tracking\FoodDelivery.cs" />
     <Compile Include="Tracking\ICustomers.cs" />
     <Compile Include="Tracking\Restaurant.cs" />
+    <Compile Include="Utils\TaxUtil.cs" />
   </ItemGroup>
   <ItemGroup>
     <None Include="App.config" />

diff --git a/FoodDeliveryApp.v12.suo b/FoodDeliveryApp.v12.suo
diff --git a/FoodDeliveryAppModel/RestaurantModel.cs b/FoodDeliveryAppModel/RestaurantModel.cs
@@ -1,39 +1,13 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace FoodDeliveryApp.FoodDeliveryAppModel
+namespace FoodDeliveryApp.FoodDeliveryAppModel
 {
     public class RestaurantModel
     {
-        private string restaurantId;
-        public string RestaurantId
-        {
-            get { return restaurantId; }
-            set { restaurantId = value; }
-        }
+        public string RestaurantId { get; set; }
 
-        private string name;
-        public string Name
-        {
-            get { return name; }
-            set { name = value; }
-        }
+        public string Name { get; set; }
 
-        private string address;
-        public string Address
-        {
-            get { return address; }
-            set { address = value; }
-        }
+        public string Address { get; set; }
 
-        private int rating;
-        public int Rating
-        {
-            get { return rating; }
-            set { rating = value; }
-        }
+        public int Rating { get; set; }
     }
 }
diff --git a/FoodDeliveryAppModel/UserModel.cs b/FoodDeliveryAppModel/UserModel.cs
@@ -1,20 +1,14 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace FoodDeliveryApp.FoodDeliveryAppModel
+namespace FoodDeliveryApp.FoodDeliveryAppModel
 {
     public class UserModel
     {
-        public String UserId { get; set; }
+        public string UserId { get; set; }
 
-        public String UserName { get; set; }
+        public string UserName { get; set; }
 
-        public String PhoneNumber { get; set; }
+        public string PhoneNumber { get; set; }
 
-        public String Address { get; set; }
+        public string Address { get; set; }
 
         public double Amount { get; set; }
     }

diff --git a/FoodDeliveryDriver/MealBuilderDriver.cs b/FoodDeliveryDriver/MealBuilderDriver.cs
@@ -2,9 +2,7 @@
 using FoodDeliveryApp.Ordering;
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using FoodDeliveryApp.FoodCostTaxCalculation;
 
 namespace FoodDeliveryApp.FoodDeliveryDriver
 {
@@ -23,9 +21,15 @@ public double BuildMealForUser(List<FoodMenuModel> selectedMealItems)
             MealBuilder mealBuilder = new MealBuilder();
             mealBuilder.PrepareMeal(selectedMealItems);
             mealBuilder.meal.ShowItems();
-            var totalCost = mealBuilder.meal.GetCost();
-            Console.WriteLine("Total Cost(Rs.): {0}", totalCost);
-            return totalCost;
+            var foodCost = mealBuilder.meal.GetCost();
+
+            //Calculation of Tax
+            var taxCalculationContext = new TaxCalculationContext(new OneStarTaxCalculator());
+            var taxAmount = taxCalculationContext.GetCalculatedTax(foodCost, 0.05, false);
+            var totalCostofFood = foodCost + taxAmount;
+            Console.WriteLine("Total Cost(Rs.): {0}", totalCostofFood);
+            Console.WriteLine("Total Tax(Rs.): {0}", taxAmount);
+            return totalCostofFood;
         }
     }
 }
diff --git a/FoodDeliveryDriver/MealMenuIteratorDriver.cs b/FoodDeliveryDriver/MealMenuIteratorDriver.cs
@@ -1,10 +1,6 @@
 using FoodDeliveryApp.FoodDeliveryAppModel;
 using FoodDeliveryApp.RestaurantFoodMenu;
-using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace FoodDeliveryApp.FoodDeliveryDriver
 {

diff --git a/FoodDeliveryDriver/MealOrderDriver.cs b/FoodDeliveryDriver/MealOrderDriver.cs
@@ -2,9 +2,6 @@
 using FoodDeliveryApp.OrderAndCancellation;
 using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace FoodDeliveryApp.FoodDeliveryDriver
 {

diff --git a/FoodDeliveryDriver/MealSelectorDriver.cs b/FoodDeliveryDriver/MealSelectorDriver.cs
@@ -2,8 +2,6 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace FoodDeliveryApp.FoodDeliveryDriver
 {
@@ -23,7 +21,7 @@ public List<FoodMenuModel> MealSelectionbyUser(List<FoodMenuModel> foodMenu)
             {
                 Console.WriteLine("Enter food Id:");
                 var foodId = Console.ReadLine();
-                var foodItem = foodMenu.Where(e => e.FoodId == foodId).FirstOrDefault();
+                var foodItem = foodMenu.FirstOrDefault(e => e.FoodId == foodId);
                 if (foodItem != null)
                 {
                     Console.WriteLine("You Selected Below food Item:");

diff --git a/FoodDeliveryDriver/OrderTrackingDriver.cs b/FoodDeliveryDriver/OrderTrackingDriver.cs
@@ -1,11 +1,7 @@
 using FoodDeliveryApp.FoodDeliveryAppModel;
 using FoodDeliveryApp.Tracking;
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 using System.Threading;
-using System.Threading.Tasks;
 
 namespace FoodDeliveryApp.FoodDeliveryDriver
 {

diff --git a/FoodDeliveryDriver/RestaurantSearchDriver.cs b/FoodDeliveryDriver/RestaurantSearchDriver.cs
@@ -1,8 +1,5 @@
 using System;
-using System.Collections.Generic;
 using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace FoodDeliveryApp.RestaurantSearch
 {

diff --git a/OrderAndCancellation/CancelFood.cs b/OrderAndCancellation/CancelFood.cs
@@ -1,15 +1,8 @@
-using FoodDeliveryApp.FoodDeliveryAppModel;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace FoodDeliveryApp.OrderAndCancellation
+namespace FoodDeliveryApp.OrderAndCancellation
 {
     public class CancelFood : IFoodOrderCommands
     {
-        private Food food;
+        private readonly Food food;
         public string OrderId;
 
         public CancelFood(Food food)

diff --git a/OrderAndCancellation/Customer.cs b/OrderAndCancellation/Customer.cs
@@ -1,15 +1,10 @@
-using FoodDeliveryApp.Ordering;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using System.Collections.Generic;
 
 namespace FoodDeliveryApp.OrderAndCancellation
 {
     public class Customer
     {
-        List<IFoodOrderCommands> orderList = new List<IFoodOrderCommands>();
+        readonly List<IFoodOrderCommands> orderList = new List<IFoodOrderCommands>();
 
         public void TakeOrder(IFoodOrderCommands order)
         {

diff --git a/OrderAndCancellation/Food.cs b/OrderAndCancellation/Food.cs
@@ -1,9 +1,5 @@
 using FoodDeliveryApp.FoodDeliveryAppModel;
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace FoodDeliveryApp.OrderAndCancellation
 {

diff --git a/OrderAndCancellation/IFoodOrderCommands.cs b/OrderAndCancellation/IFoodOrderCommands.cs
@@ -1,11 +1,4 @@
-using FoodDeliveryApp.FoodDeliveryAppModel;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace FoodDeliveryApp.OrderAndCancellation
+namespace FoodDeliveryApp.OrderAndCancellation
 {
     public interface IFoodOrderCommands
     {

diff --git a/OrderAndCancellation/OrderFood.cs b/OrderAndCancellation/OrderFood.cs
@@ -1,15 +1,11 @@
 using FoodDeliveryApp.FoodDeliveryAppModel;
-using System;
 using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace FoodDeliveryApp.OrderAndCancellation
 {
     public class OrderFood : IFoodOrderCommands
     {
-        private Food food;
+        private readonly Food food;
         public List<FoodMenuModel> FoodItems;
         public UserModel User;
         public string OrderId;

diff --git a/Program.cs b/Program.cs
@@ -1,15 +1,6 @@
 using FoodDeliveryApp.FoodDeliveryAppModel;
-using FoodDeliveryApp.OrderAndCancellation;
-using FoodDeliveryApp.Ordering;
-using FoodDeliveryApp.RestaurantFoodMenu;
 using FoodDeliveryApp.RestaurantSearch;
-using FoodDeliveryApp.Tracking;
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using System.Threading;
 using FoodDeliveryApp.FoodDeliveryDriver;
 
 namespace FoodDeliveryApp