using System.Net.Http.Json;
using System.Text.Json;

namespace SatelliteProvider.IntegrationTests;

public static class RouteTests
{
    private static readonly JsonSerializerOptions JsonOptions = new()
    {
        PropertyNameCaseInsensitive = true
    };

    public static async Task RunSimpleRouteTest(HttpClient httpClient)
    {
        Console.WriteLine("Test: Create Simple Route with Two Points");
        Console.WriteLine("-----------------------------------------");

        var routeId = Guid.NewGuid();
        var request = new CreateRouteRequest
        {
            Id = routeId,
            Name = "Simple Test Route",
            Description = "Test route with 2 points",
            RegionSizeMeters = 500.0,
            ZoomLevel = 18,
            Points = new List<RoutePointInput>
            {
                new() { Latitude = 48.276067180586544, Longitude = 37.38445758819581 },
                new() { Latitude = 48.27074009522731, Longitude = 37.374029159545906 }
            }
        };

        Console.WriteLine($"Creating route with 2 points:");
        Console.WriteLine($"  Start: ({request.Points[0].Latitude}, {request.Points[0].Longitude})");
        Console.WriteLine($"  End: ({request.Points[1].Latitude}, {request.Points[1].Longitude})");
        Console.WriteLine($"  Region Size: {request.RegionSizeMeters}m");
        Console.WriteLine($"  Zoom Level: {request.ZoomLevel}");
        Console.WriteLine();

        var response = await httpClient.PostAsJsonAsync("/api/satellite/route", request);
        
        if (!response.IsSuccessStatusCode)
        {
            var errorContent = await response.Content.ReadAsStringAsync();
            throw new Exception($"API returned error status {response.StatusCode}: {errorContent}");
        }

        var route = await response.Content.ReadFromJsonAsync<RouteResponseModel>(JsonOptions);
        
        if (route == null)
        {
            throw new Exception("No route data returned from API");
        }

        Console.WriteLine("Route Details:");
        Console.WriteLine($"  ID: {route.Id}");
        Console.WriteLine($"  Name: {route.Name}");
        Console.WriteLine($"  Total Points: {route.TotalPoints}");
        Console.WriteLine($"  Total Distance: {route.TotalDistanceMeters:F2}m");
        Console.WriteLine();

        var startPoints = route.Points.Count(p => p.PointType == "start");
        var endPoints = route.Points.Count(p => p.PointType == "end");
        var intermediatePoints = route.Points.Count(p => p.PointType == "intermediate");

        Console.WriteLine("Point Types:");
        Console.WriteLine($"  Start points: {startPoints}");
        Console.WriteLine($"  Intermediate points: {intermediatePoints}");
        Console.WriteLine($"  End points: {endPoints}");
        Console.WriteLine();

        if (startPoints != 1)
        {
            throw new Exception($"Expected 1 start point, got {startPoints}");
        }

        if (endPoints != 1)
        {
            throw new Exception($"Expected 1 end point, got {endPoints}");
        }

        Console.WriteLine("Point spacing validation:");
        for (int i = 1; i < route.Points.Count; i++)
        {
            var point = route.Points[i];
            if (point.DistanceFromPrevious.HasValue)
            {
                if (point.DistanceFromPrevious.Value > 200.0)
                {
                    throw new Exception($"Point {i} is {point.DistanceFromPrevious.Value:F2}m from previous, exceeds 200m limit");
                }
                Console.WriteLine($"  Point {i} ({point.PointType}): {point.DistanceFromPrevious.Value:F2}m from previous");
            }
        }
        Console.WriteLine();

        Console.WriteLine("Retrieving route by ID...");
        var getResponse = await httpClient.GetAsync($"/api/satellite/route/{routeId}");
        
        if (!getResponse.IsSuccessStatusCode)
        {
            throw new Exception($"Failed to retrieve route: {getResponse.StatusCode}");
        }

        var retrievedRoute = await getResponse.Content.ReadFromJsonAsync<RouteResponseModel>(JsonOptions);
        
        if (retrievedRoute == null || retrievedRoute.Id != routeId)
        {
            throw new Exception("Retrieved route does not match created route");
        }

        Console.WriteLine($"✓ Route retrieved successfully");
        Console.WriteLine($"✓ Retrieved {retrievedRoute.Points.Count} points");
        Console.WriteLine();
        Console.WriteLine("✓ Route created successfully");
        Console.WriteLine("✓ All point spacing validated (≤ 200m)");
        Console.WriteLine();
        Console.WriteLine("Simple Route Test: PASSED");
    }

    public static async Task RunRouteWithRegionProcessingAndStitching(HttpClient httpClient)
    {
        Console.WriteLine();
        Console.WriteLine("Test: Route with Region Processing and Full Map Stitching (Service-Level)");
        Console.WriteLine("===========================================================================");
        Console.WriteLine();

        var routeId = Guid.NewGuid();
        var request = new CreateRouteRequest
        {
            Id = routeId,
            Name = "Route with Region Processing",
            Description = "Test route that processes regions for all points and stitches a full map",
            RegionSizeMeters = 300.0,
            ZoomLevel = 18,
            RequestMaps = true,
            Points = new List<RoutePointInput>
            {
                new() { Latitude = 48.276067180586544, Longitude = 37.38445758819581 },
                new() { Latitude = 48.27074009522731, Longitude = 37.374029159545906 }
            }
        };

        Console.WriteLine("Step 1: Creating route with RequestMaps=true");
        Console.WriteLine($"  Start: ({request.Points[0].Latitude}, {request.Points[0].Longitude})");
        Console.WriteLine($"  End: ({request.Points[1].Latitude}, {request.Points[1].Longitude})");
        Console.WriteLine($"  Region Size: {request.RegionSizeMeters}m");
        Console.WriteLine($"  Zoom Level: {request.ZoomLevel}");
        Console.WriteLine($"  Request Maps: {request.RequestMaps}");
        Console.WriteLine();

        var routeResponse = await httpClient.PostAsJsonAsync("/api/satellite/route", request);
        
        if (!routeResponse.IsSuccessStatusCode)
        {
            var errorContent = await routeResponse.Content.ReadAsStringAsync();
            throw new Exception($"Route creation failed: {routeResponse.StatusCode} - {errorContent}");
        }

        var route = await routeResponse.Content.ReadFromJsonAsync<RouteResponseModel>(JsonOptions);
        
        if (route == null)
        {
            throw new Exception("No route data returned");
        }

        Console.WriteLine($"✓ Route created with {route.TotalPoints} points");
        Console.WriteLine($"  Distance: {route.TotalDistanceMeters:F2}m");
        Console.WriteLine($"  Request Maps: {route.RequestMaps}");
        Console.WriteLine($"  Maps Ready: {route.MapsReady}");
        Console.WriteLine();

        if (!route.RequestMaps)
        {
            throw new Exception("Expected RequestMaps to be true");
        }

        if (route.MapsReady)
        {
            throw new Exception("Expected MapsReady to be false initially");
        }

        Console.WriteLine("Step 2: Waiting for route maps to be ready");
        Console.WriteLine("  (Service is processing regions SEQUENTIALLY to avoid API throttling)");
        Console.WriteLine();

        RouteResponseModel? finalRoute = null;
        int maxAttempts = 180;
        int pollInterval = 3000;
        
        for (int attempt = 0; attempt < maxAttempts; attempt++)
        {
            await Task.Delay(pollInterval);
            
            var getResponse = await httpClient.GetAsync($"/api/satellite/route/{routeId}");
            
            if (!getResponse.IsSuccessStatusCode)
            {
                throw new Exception($"Failed to get route status: {getResponse.StatusCode}");
            }

            var currentRoute = await getResponse.Content.ReadFromJsonAsync<RouteResponseModel>(JsonOptions);
            
            if (currentRoute == null)
            {
                throw new Exception("No route returned");
            }

            if (currentRoute.MapsReady)
            {
                finalRoute = currentRoute;
                Console.WriteLine($"✓ Route maps ready in approximately {attempt * pollInterval / 1000}s");
                break;
            }

            if (attempt % 5 == 0)
            {
                Console.WriteLine($"  Waiting... (attempt {attempt + 1}/{maxAttempts})");
            }

            if (attempt == maxAttempts - 1)
            {
                throw new Exception($"Timeout: Route maps did not become ready in {maxAttempts * pollInterval / 1000}s");
            }
        }

        if (finalRoute == null)
        {
            throw new Exception("Final route is null");
        }

        Console.WriteLine();

        Console.WriteLine("Step 3: Verifying generated files");
        
        if (string.IsNullOrEmpty(finalRoute.CsvFilePath))
        {
            throw new Exception("CSV file path is null or empty");
        }

        if (string.IsNullOrEmpty(finalRoute.SummaryFilePath))
        {
            throw new Exception("Summary file path is null or empty");
        }

        if (string.IsNullOrEmpty(finalRoute.StitchedImagePath))
        {
            throw new Exception("Stitched image path is null or empty");
        }

        if (!File.Exists(finalRoute.CsvFilePath))
        {
            throw new Exception($"CSV file not found: {finalRoute.CsvFilePath}");
        }

        if (!File.Exists(finalRoute.SummaryFilePath))
        {
            throw new Exception($"Summary file not found: {finalRoute.SummaryFilePath}");
        }

        if (!File.Exists(finalRoute.StitchedImagePath))
        {
            throw new Exception($"Stitched image not found: {finalRoute.StitchedImagePath}");
        }

        var csvLines = await File.ReadAllLinesAsync(finalRoute.CsvFilePath);
        var uniqueTileCount = csvLines.Length - 1;

        var stitchedInfo = new FileInfo(finalRoute.StitchedImagePath);

        Console.WriteLine("Files Generated:");
        Console.WriteLine($"  ✓ CSV: {Path.GetFileName(finalRoute.CsvFilePath)} ({uniqueTileCount} tiles)");
        Console.WriteLine($"  ✓ Summary: {Path.GetFileName(finalRoute.SummaryFilePath)}");
        Console.WriteLine($"  ✓ Stitched Map: {Path.GetFileName(finalRoute.StitchedImagePath)} ({stitchedInfo.Length / 1024:F2} KB)");
        Console.WriteLine();

        Console.WriteLine("Route Summary:");
        Console.WriteLine($"  Route ID: {finalRoute.Id}");
        Console.WriteLine($"  Route Points: {finalRoute.TotalPoints}");
        Console.WriteLine($"  Distance: {finalRoute.TotalDistanceMeters:F2}m");
        Console.WriteLine($"  Unique Tiles: {uniqueTileCount}");
        Console.WriteLine($"  Maps Ready: {finalRoute.MapsReady}");
        Console.WriteLine();
        Console.WriteLine("✓ Route with Region Processing and Stitching Test: PASSED");
    }

    public static async Task RunComplexRouteWithStitching(HttpClient httpClient)
    {
        Console.WriteLine();
        Console.WriteLine("Test: Complex Route with 10 Points - Region Processing and Stitching");
        Console.WriteLine("=======================================================================");
        Console.WriteLine();

        var routeId = Guid.NewGuid();
        var request = new CreateRouteRequest
        {
            Id = routeId,
            Name = "Complex Route with 10 Points",
            Description = "Test route with 10 action points for complex map stitching",
            RegionSizeMeters = 300.0,
            ZoomLevel = 18,
            RequestMaps = true,
            Points = new List<RoutePointInput>
            {
                new() { Latitude = 48.276067180586544, Longitude = 37.38445758819581 },
                new() { Latitude = 48.27074009522731, Longitude = 37.374029159545906 },
                new() { Latitude = 48.263312668696855, Longitude = 37.37707614898682 },
                new() { Latitude = 48.26539817051818, Longitude = 37.36587524414063 },
                new() { Latitude = 48.25851283439989, Longitude = 37.35952377319337 },
                new() { Latitude = 48.254426906081555, Longitude = 37.374801635742195 },
                new() { Latitude = 48.25914140977405, Longitude = 37.39068031311036 },
                new() { Latitude = 48.25354110233028, Longitude = 37.401752471923835 },
                new() { Latitude = 48.25902712391726, Longitude = 37.416257858276374 },
                new() { Latitude = 48.26828345053738, Longitude = 37.402009963989265 }
            }
        };

        Console.WriteLine("Step 1: Creating complex route with RequestMaps=true");
        Console.WriteLine($"  Action Points: {request.Points.Count}");
        Console.WriteLine($"  Region Size: {request.RegionSizeMeters}m");
        Console.WriteLine($"  Zoom Level: {request.ZoomLevel}");
        Console.WriteLine($"  Request Maps: {request.RequestMaps}");
        Console.WriteLine();
        Console.WriteLine("Route Path:");
        for (int i = 0; i < request.Points.Count; i++)
        {
            Console.WriteLine($"  {i + 1}. ({request.Points[i].Latitude}, {request.Points[i].Longitude})");
        }
        Console.WriteLine();

        var routeResponse = await httpClient.PostAsJsonAsync("/api/satellite/route", request);
        
        if (!routeResponse.IsSuccessStatusCode)
        {
            var errorContent = await routeResponse.Content.ReadAsStringAsync();
            throw new Exception($"Route creation failed: {routeResponse.StatusCode} - {errorContent}");
        }

        var route = await routeResponse.Content.ReadFromJsonAsync<RouteResponseModel>(JsonOptions);
        
        if (route == null)
        {
            throw new Exception("No route data returned");
        }

        Console.WriteLine($"✓ Route created with {route.TotalPoints} total points");
        Console.WriteLine($"  Distance: {route.TotalDistanceMeters:F2}m");
        Console.WriteLine($"  Request Maps: {route.RequestMaps}");
        Console.WriteLine($"  Maps Ready: {route.MapsReady}");
        Console.WriteLine();

        var startPoints = route.Points.Count(p => p.PointType == "start");
        var endPoints = route.Points.Count(p => p.PointType == "end");
        var actionPoints = route.Points.Count(p => p.PointType == "action");
        var intermediatePoints = route.Points.Count(p => p.PointType == "intermediate");

        Console.WriteLine("Point Type Distribution:");
        Console.WriteLine($"  Start: {startPoints}");
        Console.WriteLine($"  Action: {actionPoints}");
        Console.WriteLine($"  Intermediate: {intermediatePoints}");
        Console.WriteLine($"  End: {endPoints}");
        Console.WriteLine();

        if (startPoints != 1)
        {
            throw new Exception($"Expected 1 start point, got {startPoints}");
        }

        if (endPoints != 1)
        {
            throw new Exception($"Expected 1 end point, got {endPoints}");
        }

        if (actionPoints != 8)
        {
            throw new Exception($"Expected 8 action points (excluding start/end), got {actionPoints}");
        }

        if (!route.RequestMaps)
        {
            throw new Exception("Expected RequestMaps to be true");
        }

        if (route.MapsReady)
        {
            throw new Exception("Expected MapsReady to be false initially");
        }

        Console.WriteLine("Step 2: Waiting for complex route maps to be ready");
        Console.WriteLine("  (Processing 56 regions SEQUENTIALLY to avoid API throttling)");
        Console.WriteLine("  (This will take several minutes as each region is processed one at a time)");
        Console.WriteLine();

        RouteResponseModel? finalRoute = null;
        int maxAttempts = 240;
        int pollInterval = 3000;
        
        for (int attempt = 0; attempt < maxAttempts; attempt++)
        {
            await Task.Delay(pollInterval);
            
            var getResponse = await httpClient.GetAsync($"/api/satellite/route/{routeId}");
            
            if (!getResponse.IsSuccessStatusCode)
            {
                throw new Exception($"Failed to get route status: {getResponse.StatusCode}");
            }

            var currentRoute = await getResponse.Content.ReadFromJsonAsync<RouteResponseModel>(JsonOptions);
            
            if (currentRoute == null)
            {
                throw new Exception("No route returned");
            }

            if (currentRoute.MapsReady)
            {
                finalRoute = currentRoute;
                Console.WriteLine($"✓ Complex route maps ready in approximately {attempt * pollInterval / 1000}s");
                break;
            }

            if (attempt % 10 == 0)
            {
                Console.WriteLine($"  Waiting... (attempt {attempt + 1}/{maxAttempts})");
            }

            if (attempt == maxAttempts - 1)
            {
                throw new Exception($"Timeout: Complex route maps did not become ready in {maxAttempts * pollInterval / 1000}s");
            }
        }

        if (finalRoute == null)
        {
            throw new Exception("Final route is null");
        }

        Console.WriteLine();

        Console.WriteLine("Step 3: Verifying generated files");
        
        if (string.IsNullOrEmpty(finalRoute.CsvFilePath))
        {
            throw new Exception("CSV file path is null or empty");
        }

        if (string.IsNullOrEmpty(finalRoute.SummaryFilePath))
        {
            throw new Exception("Summary file path is null or empty");
        }

        if (string.IsNullOrEmpty(finalRoute.StitchedImagePath))
        {
            throw new Exception("Stitched image path is null or empty");
        }

        if (!File.Exists(finalRoute.CsvFilePath))
        {
            throw new Exception($"CSV file not found: {finalRoute.CsvFilePath}");
        }

        if (!File.Exists(finalRoute.SummaryFilePath))
        {
            throw new Exception($"Summary file not found: {finalRoute.SummaryFilePath}");
        }

        if (!File.Exists(finalRoute.StitchedImagePath))
        {
            throw new Exception($"Stitched image not found: {finalRoute.StitchedImagePath}");
        }

        var csvLines = await File.ReadAllLinesAsync(finalRoute.CsvFilePath);
        var uniqueTileCount = csvLines.Length - 1;

        var stitchedInfo = new FileInfo(finalRoute.StitchedImagePath);

        Console.WriteLine("Files Generated:");
        Console.WriteLine($"  ✓ CSV: {Path.GetFileName(finalRoute.CsvFilePath)} ({uniqueTileCount} tiles)");
        Console.WriteLine($"  ✓ Summary: {Path.GetFileName(finalRoute.SummaryFilePath)}");
        Console.WriteLine($"  ✓ Stitched Map: {Path.GetFileName(finalRoute.StitchedImagePath)} ({stitchedInfo.Length / 1024:F2} KB)");
        Console.WriteLine();

        Console.WriteLine("Route Summary:");
        Console.WriteLine($"  Route ID: {finalRoute.Id}");
        Console.WriteLine($"  Total Points: {finalRoute.TotalPoints}");
        Console.WriteLine($"  Action Points: {actionPoints}");
        Console.WriteLine($"  Distance: {finalRoute.TotalDistanceMeters:F2}m");
        Console.WriteLine($"  Unique Tiles: {uniqueTileCount}");
        Console.WriteLine($"  Maps Ready: {finalRoute.MapsReady}");
        Console.WriteLine();
        
        if (uniqueTileCount < 10)
        {
            throw new Exception($"Expected at least 10 unique tiles for complex route, got {uniqueTileCount}");
        }

        if (stitchedInfo.Length < 1024)
        {
            throw new Exception($"Stitched image seems too small: {stitchedInfo.Length} bytes");
        }

        Console.WriteLine("✓ Complex Route with 10 Points Test: PASSED");
    }

    public static async Task RunExtendedRouteEast(HttpClient httpClient)
    {
        Console.WriteLine();
        Console.WriteLine("Test: Extended Route with 20 Points - 10km East");
        Console.WriteLine("=================================================");
        Console.WriteLine();

        var routeId = Guid.NewGuid();
        var request = new CreateRouteRequest
        {
            Id = routeId,
            Name = "Extended Route with 20 Points (10km East)",
            Description = "Test route with 20 action points, located 10km east of the complex route",
            RegionSizeMeters = 300.0,
            ZoomLevel = 18,
            RequestMaps = true,
            Points = new List<RoutePointInput>
            {
                new() { Latitude = 48.276067180586544, Longitude = 37.51945758819581 },
                new() { Latitude = 48.27074009522731, Longitude = 37.509029159545906 },
                new() { Latitude = 48.263312668696855, Longitude = 37.51207614898682 },
                new() { Latitude = 48.26539817051818, Longitude = 37.50087524414063 },
                new() { Latitude = 48.25851283439989, Longitude = 37.49452377319337 },
                new() { Latitude = 48.254426906081555, Longitude = 37.509801635742195 },
                new() { Latitude = 48.25914140977405, Longitude = 37.52568031311036 },
                new() { Latitude = 48.25354110233028, Longitude = 37.536752471923835 },
                new() { Latitude = 48.25902712391726, Longitude = 37.551257858276374 },
                new() { Latitude = 48.26828345053738, Longitude = 37.537009963989265 },
                new() { Latitude = 48.27421563182974, Longitude = 37.52345758819581 },
                new() { Latitude = 48.26889854647051, Longitude = 37.513029159545906 },
                new() { Latitude = 48.26147111993905, Longitude = 37.51607614898682 },
                new() { Latitude = 48.26355662176038, Longitude = 37.50487524414063 },
                new() { Latitude = 48.25667128564209, Longitude = 37.49852377319337 },
                new() { Latitude = 48.25258535732375, Longitude = 37.513801635742195 },
                new() { Latitude = 48.25729986101625, Longitude = 37.52968031311036 },
                new() { Latitude = 48.25169955357248, Longitude = 37.540752471923835 },
                new() { Latitude = 48.25718557515946, Longitude = 37.555257858276374 },
                new() { Latitude = 48.26644190177958, Longitude = 37.541009963989265 }
            }
        };

        Console.WriteLine("Step 1: Creating extended route with RequestMaps=true");
        Console.WriteLine($"  Action Points: {request.Points.Count}");
        Console.WriteLine($"  Region Size: {request.RegionSizeMeters}m");
        Console.WriteLine($"  Zoom Level: {request.ZoomLevel}");
        Console.WriteLine($"  Request Maps: {request.RequestMaps}");
        Console.WriteLine($"  Location: ~10km east of original complex route");
        Console.WriteLine();
        Console.WriteLine("Route Path (first 5 and last 5 points):");
        for (int i = 0; i < Math.Min(5, request.Points.Count); i++)
        {
            Console.WriteLine($"  {i + 1}. ({request.Points[i].Latitude}, {request.Points[i].Longitude})");
        }
        Console.WriteLine("  ...");
        for (int i = Math.Max(5, request.Points.Count - 5); i < request.Points.Count; i++)
        {
            Console.WriteLine($"  {i + 1}. ({request.Points[i].Latitude}, {request.Points[i].Longitude})");
        }
        Console.WriteLine();

        var routeResponse = await httpClient.PostAsJsonAsync("/api/satellite/route", request);
        
        if (!routeResponse.IsSuccessStatusCode)
        {
            var errorContent = await routeResponse.Content.ReadAsStringAsync();
            throw new Exception($"Route creation failed: {routeResponse.StatusCode} - {errorContent}");
        }

        var route = await routeResponse.Content.ReadFromJsonAsync<RouteResponseModel>(JsonOptions);
        
        if (route == null)
        {
            throw new Exception("No route data returned");
        }

        Console.WriteLine($"✓ Route created with {route.TotalPoints} total points");
        Console.WriteLine($"  Distance: {route.TotalDistanceMeters:F2}m");
        Console.WriteLine($"  Request Maps: {route.RequestMaps}");
        Console.WriteLine($"  Maps Ready: {route.MapsReady}");
        Console.WriteLine();

        var startPoints = route.Points.Count(p => p.PointType == "start");
        var endPoints = route.Points.Count(p => p.PointType == "end");
        var actionPoints = route.Points.Count(p => p.PointType == "action");
        var intermediatePoints = route.Points.Count(p => p.PointType == "intermediate");

        Console.WriteLine("Point Type Distribution:");
        Console.WriteLine($"  Start: {startPoints}");
        Console.WriteLine($"  Action: {actionPoints}");
        Console.WriteLine($"  Intermediate: {intermediatePoints}");
        Console.WriteLine($"  End: {endPoints}");
        Console.WriteLine();

        if (startPoints != 1)
        {
            throw new Exception($"Expected 1 start point, got {startPoints}");
        }

        if (endPoints != 1)
        {
            throw new Exception($"Expected 1 end point, got {endPoints}");
        }

        if (actionPoints != 18)
        {
            throw new Exception($"Expected 18 action points (excluding start/end), got {actionPoints}");
        }

        if (!route.RequestMaps)
        {
            throw new Exception("Expected RequestMaps to be true");
        }

        if (route.MapsReady)
        {
            throw new Exception("Expected MapsReady to be false initially");
        }

        Console.WriteLine("Step 2: Waiting for extended route maps to be ready");
        Console.WriteLine("  (Processing regions SEQUENTIALLY to avoid API throttling)");
        Console.WriteLine("  (This will take several minutes for 20 action points)");
        Console.WriteLine();

        RouteResponseModel? finalRoute = null;
        int maxAttempts = 360;
        int pollInterval = 3000;
        
        for (int attempt = 0; attempt < maxAttempts; attempt++)
        {
            await Task.Delay(pollInterval);
            
            var getResponse = await httpClient.GetAsync($"/api/satellite/route/{routeId}");
            
            if (!getResponse.IsSuccessStatusCode)
            {
                throw new Exception($"Failed to get route status: {getResponse.StatusCode}");
            }

            var currentRoute = await getResponse.Content.ReadFromJsonAsync<RouteResponseModel>(JsonOptions);
            
            if (currentRoute == null)
            {
                throw new Exception("No route returned");
            }

            if (currentRoute.MapsReady)
            {
                finalRoute = currentRoute;
                Console.WriteLine($"✓ Extended route maps ready in approximately {attempt * pollInterval / 1000}s");
                break;
            }

            if (attempt % 10 == 0)
            {
                Console.WriteLine($"  Waiting... (attempt {attempt + 1}/{maxAttempts})");
            }

            if (attempt == maxAttempts - 1)
            {
                throw new Exception($"Timeout: Extended route maps did not become ready in {maxAttempts * pollInterval / 1000}s");
            }
        }

        if (finalRoute == null)
        {
            throw new Exception("Final route is null");
        }

        Console.WriteLine();

        Console.WriteLine("Step 3: Verifying generated files");
        
        if (string.IsNullOrEmpty(finalRoute.CsvFilePath))
        {
            throw new Exception("CSV file path is null or empty");
        }

        if (string.IsNullOrEmpty(finalRoute.SummaryFilePath))
        {
            throw new Exception("Summary file path is null or empty");
        }

        if (string.IsNullOrEmpty(finalRoute.StitchedImagePath))
        {
            throw new Exception("Stitched image path is null or empty");
        }

        if (!File.Exists(finalRoute.CsvFilePath))
        {
            throw new Exception($"CSV file not found: {finalRoute.CsvFilePath}");
        }

        if (!File.Exists(finalRoute.SummaryFilePath))
        {
            throw new Exception($"Summary file not found: {finalRoute.SummaryFilePath}");
        }

        if (!File.Exists(finalRoute.StitchedImagePath))
        {
            throw new Exception($"Stitched image not found: {finalRoute.StitchedImagePath}");
        }

        var csvLines = await File.ReadAllLinesAsync(finalRoute.CsvFilePath);
        var uniqueTileCount = csvLines.Length - 1;

        var stitchedInfo = new FileInfo(finalRoute.StitchedImagePath);

        Console.WriteLine("Files Generated:");
        Console.WriteLine($"  ✓ CSV: {Path.GetFileName(finalRoute.CsvFilePath)} ({uniqueTileCount} tiles)");
        Console.WriteLine($"  ✓ Summary: {Path.GetFileName(finalRoute.SummaryFilePath)}");
        Console.WriteLine($"  ✓ Stitched Map: {Path.GetFileName(finalRoute.StitchedImagePath)} ({stitchedInfo.Length / 1024:F2} KB)");
        Console.WriteLine();

        Console.WriteLine("Route Summary:");
        Console.WriteLine($"  Route ID: {finalRoute.Id}");
        Console.WriteLine($"  Total Points: {finalRoute.TotalPoints}");
        Console.WriteLine($"  Action Points: {actionPoints}");
        Console.WriteLine($"  Distance: {finalRoute.TotalDistanceMeters:F2}m");
        Console.WriteLine($"  Unique Tiles: {uniqueTileCount}");
        Console.WriteLine($"  Maps Ready: {finalRoute.MapsReady}");
        Console.WriteLine();
        
        if (uniqueTileCount < 20)
        {
            throw new Exception($"Expected at least 20 unique tiles for extended route, got {uniqueTileCount}");
        }

        if (stitchedInfo.Length < 1024)
        {
            throw new Exception($"Stitched image seems too small: {stitchedInfo.Length} bytes");
        }

        Console.WriteLine("✓ Extended Route with 20 Points (10km East) Test: PASSED");
    }
}