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ChrisHowdChrisHowd
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adding simplify conditionals code and instructions
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‎DownloadableCodeProjects/standalone-lab-projects/placeholder.txt‎

Whitespace-only changes.

‎DownloadableCodeProjects/standalone-lab-projects/simplify-compex-conditionals/ECommercePricingEngine/ECommercePricingEngine.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net9.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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</Project>

‎DownloadableCodeProjects/standalone-lab-projects/simplify-compex-conditionals/ECommercePricingEngine/Program.cs‎

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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace ECommercePricing
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{
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public enum MembershipLevel { Guest, Silver, Premium }
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public class User
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{
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public MembershipLevel Membership { get; set; }
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public bool IsFirstTimeBuyer { get; set; }
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}
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public class Coupon
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{
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public string Code { get; set; }
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public bool IsValid { get; set; }
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public bool IsExpired { get; set; }
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public string Type { get; set; } // "percent" or "shipping"
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public decimal Value { get; set; } // e.g., 10 for 10% off
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}
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public class Item
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{
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public string Name { get; set; }
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public string Category { get; set; } // e.g., "Electronics", "Clothing"
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public decimal Price { get; set; }
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}
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public class Order
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{
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public List<Item> Items { get; set; } = new List<Item>();
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public bool IsDomestic { get; set; }
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public Coupon Coupon { get; set; }
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public decimal GetSubtotal() => Items.Sum(i => i.Price);
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public decimal GetSubtotalForCategory(string category) =>
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Items.Where(i => i.Category == category).Sum(i => i.Price);
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}
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public class PricingEngine
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{
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public static void CalculateFinalPrice(User user, Order order)
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{
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decimal baseTotal = order.GetSubtotal();
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decimal discountPercent = 0m;
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decimal shippingCost = order.IsDomestic ? 10m : 25m;
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// Membership-based discounts
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if (user.Membership == MembershipLevel.Premium)
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{
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discountPercent += 10;
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if (baseTotal > 5000)
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discountPercent += 5;
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}
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else if (user.Membership == MembershipLevel.Silver)
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{
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discountPercent += 5;
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}
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else if (user.IsFirstTimeBuyer)
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{
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discountPercent += 5;
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}
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// Coupon logic
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if (order.Coupon != null)
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{
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if (order.Coupon.IsValid)
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{
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if (order.Coupon.Type == "percent")
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{
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discountPercent += order.Coupon.Value;
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}
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else if (order.Coupon.Type == "shipping" && order.IsDomestic)
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{
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shippingCost = 0;
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}
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}
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else if (order.Coupon.IsExpired)
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{
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Console.WriteLine("Coupon expired. No discount applied.");
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}
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}
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// Bulk purchase discount
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if (order.Items.Count >= 10)
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{
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discountPercent += 5;
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}
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// Apply discount with category cap
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decimal electronicsSubtotal = order.GetSubtotalForCategory("Electronics");
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decimal otherSubtotal = baseTotal - electronicsSubtotal;
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decimal electronicsDiscount = Math.Min(discountPercent, 10);
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decimal discountedElectronics = electronicsSubtotal * (1 - electronicsDiscount / 100);
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decimal discountedOther = otherSubtotal * (1 - discountPercent / 100);
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decimal finalPrice = discountedElectronics + discountedOther + shippingCost;
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Console.WriteLine($"Base Total: ${baseTotal:F2}");
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Console.WriteLine($"Discount Applied: {discountPercent}% (Electronics capped at 10%)");
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Console.WriteLine($"Shipping Cost: ${shippingCost:F2}");
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Console.WriteLine($"Final Price: ${finalPrice:F2}");
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}
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}
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class Program
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{
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static void Main(string[] args)
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{
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var user = new User
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{
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Membership = MembershipLevel.Premium,
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IsFirstTimeBuyer = false
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};
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var coupon = new Coupon
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{
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Code = "SAVE10",
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IsValid = true,
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IsExpired = false,
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Type = "percent",
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Value = 10
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};
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var order = new Order
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{
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IsDomestic = true,
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Coupon = coupon,
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Items = new List<Item>
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{
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new Item { Name = "Laptop", Category = "Electronics", Price = 1500 },
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new Item { Name = "Headphones", Category = "Electronics", Price = 200 },
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new Item { Name = "Shoes", Category = "Clothing", Price = 120 },
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new Item { Name = "Jacket", Category = "Clothing", Price = 180 },
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new Item { Name = "Watch", Category = "Accessories", Price = 250 },
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new Item { Name = "Backpack", Category = "Accessories", Price = 90 },
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new Item { Name = "T-shirt", Category = "Clothing", Price = 30 },
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new Item { Name = "Socks", Category = "Clothing", Price = 20 },
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new Item { Name = "Tablet", Category = "Electronics", Price = 800 },
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new Item { Name = "Charger", Category = "Electronics", Price = 50 }
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}
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};
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PricingEngine.CalculateFinalPrice(user, order);
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}
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}
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}

‎DownloadableCodeProjects/standalone-lab-projects/simplify-compex-conditionals/LoanApprovalWorkflow/LoanApprovalWorkflow.csproj‎

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net9.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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</Project>

‎DownloadableCodeProjects/standalone-lab-projects/simplify-compex-conditionals/LoanApprovalWorkflow/Program.cs‎

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using System;
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namespace LoanApprovalSystem
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{
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public enum ApprovalStatus
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{
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Approved,
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ConditionallyApproved,
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Declined
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}
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public class LoanDecision
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{
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public ApprovalStatus Status { get; set; }
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public double InterestRate { get; set; }
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public double ApprovedAmount { get; set; }
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public string Notes { get; set; }
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}
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public class Applicant
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{
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public int CreditScore { get; set; }
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public double AnnualIncome { get; set; }
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public int EmploymentYears { get; set; }
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public double DebtToIncomeRatio { get; set; }
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public double RequestedLoanAmount { get; set; }
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public double CollateralValue { get; set; }
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public bool HasCriminalRecord { get; set; }
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public bool IsCitizen { get; set; }
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}
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public class LoanEvaluator
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{
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public LoanDecision Evaluate(Applicant applicant)
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{
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var decision = new LoanDecision();
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if (applicant.CreditScore >= 750)
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{
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if (applicant.AnnualIncome >= 60000)
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{
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if (applicant.EmploymentYears >= 2)
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{
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if (applicant.DebtToIncomeRatio <= 0.35)
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{
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if (applicant.RequestedLoanAmount <= 500000)
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{
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if (applicant.CollateralValue >= 0.8 * applicant.RequestedLoanAmount)
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{
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if (!applicant.HasCriminalRecord)
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{
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if (applicant.IsCitizen)
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{
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decision.Status = ApprovalStatus.Approved;
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decision.InterestRate = 3.5;
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decision.ApprovedAmount = applicant.RequestedLoanAmount;
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decision.Notes = "Approved at best rate.";
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}
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else
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{
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decision.Status = ApprovalStatus.Approved;
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decision.InterestRate = 4.0;
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decision.ApprovedAmount = applicant.RequestedLoanAmount;
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decision.Notes = "Approved for non-citizen at slightly higher rate.";
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}
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}
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else
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{
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decision.Status = ApprovalStatus.ConditionallyApproved;
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decision.InterestRate = 4.5;
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decision.ApprovedAmount = applicant.RequestedLoanAmount;
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decision.Notes = "Conditional approval pending background review.";
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}
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}
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else
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{
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decision.Status = ApprovalStatus.Approved;
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decision.InterestRate = 4.25;
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decision.ApprovedAmount = 0.8 * applicant.CollateralValue;
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decision.Notes = "Approved with lower amount due to insufficient collateral.";
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}
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}
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else
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{
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decision.Status = ApprovalStatus.Approved;
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decision.InterestRate = 4.0;
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decision.ApprovedAmount = 500000;
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decision.Notes = "Approved with cap at $500,000.";
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}
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}
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else
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{
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decision.Status = ApprovalStatus.Approved;
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decision.InterestRate = 5.0;
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decision.ApprovedAmount = applicant.RequestedLoanAmount * 0.8;
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decision.Notes = "Approved with high debt ratio penalty.";
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}
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}
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else
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{
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decision.Status = ApprovalStatus.Approved;
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decision.InterestRate = 5.25;
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decision.ApprovedAmount = applicant.RequestedLoanAmount * 0.75;
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decision.Notes = "Approved with short employment history penalty.";
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}
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}
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else
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{
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decision.Status = ApprovalStatus.Approved;
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decision.InterestRate = 5.5;
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decision.ApprovedAmount = applicant.RequestedLoanAmount * 0.7;
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decision.Notes = "Approved with low income cap.";
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}
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}
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else if (applicant.CreditScore >= 650)
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{
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if (applicant.AnnualIncome >= 50000)
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{
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if (applicant.DebtToIncomeRatio <= 0.4)
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{
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decision.Status = ApprovalStatus.Approved;
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decision.InterestRate = 6.5;
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decision.ApprovedAmount = Math.Min(applicant.RequestedLoanAmount, 250000);
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decision.Notes = "Approved at higher interest rate.";
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}
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else
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{
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decision.Status = ApprovalStatus.ConditionallyApproved;
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decision.InterestRate = 7.0;
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decision.ApprovedAmount = applicant.RequestedLoanAmount * 0.6;
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decision.Notes = "Conditional approval with debt reduction plan.";
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}
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}
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else
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{
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decision.Status = ApprovalStatus.Declined;
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decision.Notes = "Declined due to low income.";
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}
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}
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else
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{
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decision.Status = ApprovalStatus.Declined;
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decision.Notes = "Declined due to low credit score.";
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}
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return decision;
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}
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}
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class Program
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{
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static void Main(string[] args)
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{
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var applicant = new Applicant
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{
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CreditScore = 760,
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AnnualIncome = 70000,
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EmploymentYears = 3,
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DebtToIncomeRatio = 0.30,
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RequestedLoanAmount = 400000,
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CollateralValue = 350000,
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HasCriminalRecord = false,
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IsCitizen = true
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};
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var evaluator = new LoanEvaluator();
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var decision = evaluator.Evaluate(applicant);
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Console.WriteLine($"Status: {decision.Status}");
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Console.WriteLine($"Interest Rate: {decision.InterestRate}%");
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Console.WriteLine($"Approved Amount: ${decision.ApprovedAmount}");
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Console.WriteLine($"Notes: {decision.Notes}");
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}
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}
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}

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