// ============================================
// Work.Ink Offer SDK - C# Example
// ============================================
// Build: csc Example.cs
// Run:   Place work-ink-offer-sdk.dll in same folder

using System;
using System.Runtime.InteropServices;

class WorkInkOfferSDK
{
    // Import the native DLL function
    [DllImport("work-ink-offer-sdk.dll", CallingConvention = CallingConvention.Cdecl)]
    public static extern int runOffer(int pubId);
}

class Program
{
    static void Main(string[] args)
    {
        Console.WriteLine("Work.Ink Offer SDK - C# Example");
        Console.WriteLine("=================================");
        Console.WriteLine();
        
        // Replace 1 with your actual publisher ID
        int publisherId = 1;
        
        Console.WriteLine($"Showing offer for publisher ID: {publisherId}");
        
        try
        {
            int result = WorkInkOfferSDK.runOffer(publisherId);
            
            // Handle the result
            Console.WriteLine($"\nResult: {result}");
            
            switch (result)
            {
                case 1:
                    Console.WriteLine("✅ SUCCESS: User accepted and installer launched!");
                    // Continue with your application...
                    break;
                
                case 0:
                    Console.WriteLine("⚠️ PARTIAL: Installer launch failed, browser opened");
                    // Still count as acceptance, continue...
                    break;
                
                case -1:
                    Console.WriteLine("❌ DECLINED: User declined the offer");
                    // User declined, continue with your app...
                    break;
                
                case -2:
                    Console.WriteLine("🚪 CLOSED: User closed the window");
                    // User closed without decision...
                    break;
                
                case -3:
                    Console.WriteLine("🌐 API ERROR: Could not fetch offers");
                    // Network error or no offers available...
                    break;
                
                default:
                    Console.WriteLine("❓ UNKNOWN: Unexpected result");
                    break;
            }
            
            Console.WriteLine("\nContinuing with application...");
            // Your application logic here
        }
        catch (DllNotFoundException)
        {
            Console.WriteLine("ERROR: work-ink-offer-sdk.dll not found!");
            Console.WriteLine("Make sure the DLL is in the same folder as your executable.");
        }
        catch (Exception ex)
        {
            Console.WriteLine($"ERROR: {ex.Message}");
        }
    }
}