#!/usr/bin/env elixir

# Test script for BusinessLogic placeholder implementation
# This script verifies that the BusinessLogic module is properly integrated

IO.puts("Testing BusinessLogic module...")

# Manually add the lib directory to the code path
Code.prepend_path("lib")

defmodule BusinessLogicTest do
  def test_business_logic do
    IO.puts("\n=== BusinessLogic Module Test ===")
    
    try do
      # Test if module can be loaded
      Code.ensure_loaded(DaProductApp.MercuryISO8583.Processors.BusinessLogic)
      IO.puts("✓ BusinessLogic module loaded successfully")
      
      # Test configuration functions
      limits = DaProductApp.MercuryISO8583.Processors.BusinessLogic.get_transaction_limits()
      IO.puts("✓ Transaction limits: #{inspect(limits)}")
      
      codes = DaProductApp.MercuryISO8583.Processors.BusinessLogic.get_response_codes()
      IO.puts("✓ Response codes: #{inspect(codes)}")
      
      metrics = DaProductApp.MercuryISO8583.Processors.BusinessLogic.get_business_metrics()
      IO.puts("✓ Business metrics: #{inspect(metrics)}")
      
      IO.puts("\n=== Module Functions Available ===")
      functions = DaProductApp.MercuryISO8583.Processors.BusinessLogic.__info__(:functions)
      IO.puts("Available functions:")
      Enum.each(functions, fn {name, arity} ->
        IO.puts("  - #{name}/#{arity}")
      end)
      
      IO.puts("\n✅ BusinessLogic module test completed successfully!")
      IO.puts("\n📝 TODO: Developers need to implement the following:")
      IO.puts("   1. Real authorization logic in authorize_transaction/1")
      IO.puts("   2. Risk assessment algorithms in assess_risk/1") 
      IO.puts("   3. Business rule validation in validate_business_rules/1")
      IO.puts("   4. Card validation (Luhn algorithm, expiry date)")
      IO.puts("   5. Velocity checking and fraud detection")
      IO.puts("   6. Integration with external systems (card networks)")
      IO.puts("   7. Transaction routing and processing logic")
      IO.puts("   8. Receipt data generation and formatting")
      IO.puts("   9. Proper STAN and trace number management")
      IO.puts("  10. Configuration management for limits and rules")
      
    rescue
      error ->
        IO.puts("❌ Error testing BusinessLogic module: #{inspect(error)}")
        System.halt(1)
    end
  end
end

BusinessLogicTest.test_business_logic()