Update decodifica servizi PNG

Lux.API/Controllers/ImageController.cs

@@ -1,6 +1,9 @@
-using Microsoft.AspNetCore.Http;
+using EgwCoreLib.Lux.Data.Services;
+using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
+using NLog;
 using System.Diagnostics;
+using System.Text;
 
 namespace Lux.API.Controllers
 {
@@ -8,8 +11,9 @@ namespace Lux.API.Controllers
     [ApiController]
     public class ImageController : ControllerBase
     {
-        public ImageController(ILogger<ImageController> logger)
+        public ImageController(ImageCacheService imgServ, ILogger<ImageController> logger)
         {
+            _imgService = imgServ;
             _logger = logger;
         }
         /// <summary>
@@ -31,6 +35,37 @@ namespace Lux.API.Controllers
             return File(bytes, "image/svg+xml");
         }
 
+
+        /// <summary>
+        /// Chiamata GET: restituisce file PNG (da file o da cache)
+        /// PUT: api/image/png/00000000-0000-0000-0000-000000000000
+        /// </summary>
+        /// <param name="id">id oggetto</param>
+        /// <returns></returns>
+        [HttpGet("png/{id}")]
+        public async Task<IActionResult> png(string id)
+        {
+            Stopwatch sw = new Stopwatch();
+            sw.Start();
+            string base64Encoded = "";
+            byte[] decodedBytes = new byte[0];
+            // ...se ricevo percorso --> leggo jwd/svg cablato
+            if (!string.IsNullOrEmpty(id))
+            {
+                // bonifica nome svg da 
+                base64Encoded = _imgService.LoadPng(id, EgwMultiEngineManager.Data.Constants.EXECENVIRONMENTS.BEAM);
+                // converto base64
+                decodedBytes = Convert.FromBase64String(base64Encoded);
+
+            }
+            sw.Stop();
+            Log.Info($"pngString | {sw.Elapsed.TotalMilliseconds:N3} ms");
+            //return Ok(decodedString);
+            return File(decodedBytes, "image/png");
+        }
+
+        private ImageCacheService _imgService { get; set; }
         private readonly ILogger<ImageController> _logger;
+        private static Logger Log = LogManager.GetCurrentClassLogger();
     }
 }