StatusBadge

StatusBadgeController.cs

using Microsoft.AspNetCore.Mvc;
using SkiaSharp;

[Route("api/status/badge")]
[ApiController]
public class StatusBadgeController : ControllerBase
{
    [HttpGet]
    public IActionResult GetStatusBadge()
    {
        // Example data - replace with actual metrics
        string requestsPerHr = "1000";
        string processTimePerHr = "200ms";
        string podCount = "5";
        string imageVersion = "v1.0.0";
        int percentUtilization = 75;

        using var bitmap = new SKBitmap(200, 50);
        using var canvas = new SKCanvas(bitmap);
        canvas.Clear(SKColors.White);

        var textPaint = new SKPaint
        {
            Color = SKColors.Black,
            TextSize = 12,
            IsAntialias = true
        };

        // Draw the text metrics
        canvas.DrawText($"Req/hr: {requestsPerHr}", 5, 20, textPaint);
        canvas.DrawText($"ProcTime/hr: {processTimePerHr}", 5, 35, textPaint);
        canvas.DrawText($"PodCount: {podCount}", 110, 20, textPaint);
        canvas.DrawText($"Version: {imageVersion}", 110, 35, textPaint);

        // Determine color based on percent utilization
        SKColor barColor = percentUtilization < 50 ? SKColors.Green
                        : percentUtilization < 80 ? SKColors.Yellow
                        : SKColors.Red;

        // Draw a utilization bar
        var barWidth = (int)(180 * (percentUtilization / 100.0));
        var barRect = new SKRect(5, 40, 5 + barWidth, 45);

        using var barPaint = new SKPaint
        {
            Color = barColor,
            IsAntialias = true
        };
        canvas.DrawRect(barRect, barPaint);

        // Add percentage text next to the bar
        canvas.DrawText($"{percentUtilization}%", 190, 45, textPaint);

        using var image = SKImage.FromBitmap(bitmap);
        using var data = image.Encode(SKEncodedImageFormat.Png, 100);

        return File(data.ToArray(), "image/png");
    }
}