Feature / isolate single widget endpoint

BlackRock.Reporting.API/Controllers/PDFGeneratorController.cs

             FileStream stream = new FileStream(path, FileMode.Open);
             return File(stream, "application/pdf", fileName);
         }
+        [HttpGet("isolate/{url}")]
+        public async Task<IActionResult> GetIsolated([FromQuery] OptionsForPdf pdfOptions,string url = "http://localhost:3000/#/dashboard")
+        {
+            if (string.IsNullOrEmpty(url))
+                return BadRequest();
+
+            var result = HttpUtility.UrlDecode(url);
+            // Temporary name of file which will be downloaded
+            var fileName = Guid.NewGuid().ToString() + ".pdf";
+            // Path to wwwroot folder combined with name of pdf file
+            string path = Path.Combine(host.ContentRootPath, $"wwwroot/pdfs/{fileName}");
+
+            var options = mapper.Map<OptionsForPdf,PdfOptions>(pdfOptions);
+
+            await generator.Isolate(result, path, options);
+            FileStream stream = new FileStream(path, FileMode.Open);
+            return File(stream, "application/pdf", fileName);
+        }
     }
 }

BlackRock.Reporting.API/Core/IGenerator.cs

     public interface IGenerator
     {
          Task Generate(string url, string path,PdfOptions options);
+         Task Isolate(string url, string path,PdfOptions options);
     }
 }

BlackRock.Reporting.API/Persistence/PdfGenerator.cs

 
             }
         }
+
+        public async Task Isolate(string url, string path, PdfOptions options)
+        {
+            await new BrowserFetcher().DownloadAsync(BrowserFetcher.DefaultRevision);
+            var opts = new LaunchOptions
+            {
+                Headless = true
+            };
+            using (var browser = await Puppeteer.LaunchAsync(opts))
+            using (var page = await browser.NewPageAsync())
+            {
+                await page.GoToAsync(url, WaitUntilNavigation.DOMContentLoaded);
+
+
+                var allResultsSelector = ".chartjs-render-monitor";
+                await page.WaitForSelectorAsync(allResultsSelector);
+                await EvaluateScript(page, "dist/main2.js");
+                await page.PdfAsync(path,options 
+                // new PdfOptions{
+                //     PrintBackground = true,
+                //     Format = PuppeteerSharp.Media.PaperFormat.Letter
+                // }
+                );
+
+            }
+        }
+
         private async Task EvaluateScript(Page page, string fileName)
         {
             string path2 = Path.Combine(host.ContentRootPath, fileName);

BlackRock.Reporting.API/Profiles/Profiler.cs

     {
         public PdfOptions Convert(OptionsForPdf source, PdfOptions destination, ResolutionContext context)
         {
-            if (source == null)
-            {
-                return null;
-            }
-            destination = new PdfOptions()
-            {
-             DisplayHeaderFooter = source.DisplayHeaderFooter,   
-             HeaderTemplate = source.HeaderTemplate,   
-             Height = source.Height,   
-             Landscape = source.Landscape,   
-             OmitBackground = source.OmitBackground,   
-             PageRanges = source.PageRanges,   
-             PreferCSSPageSize = source.PreferCSSPageSize,   
-             PrintBackground = source.PrintBackground,   
-             Scale = source.Scale,   
-             Width = source.Width
-            };
+            if(source == null) return destination;
+            if(destination == null)
+                destination = new PdfOptions();
+            
+             destination.DisplayHeaderFooter = source.DisplayHeaderFooter;  
+             destination.HeaderTemplate = source.HeaderTemplate;
+             destination.Height = source.Height;   
+             destination.Landscape = source.Landscape;   
+             destination.OmitBackground = source.OmitBackground;   
+             destination.PageRanges = source.PageRanges;   
+             destination.PreferCSSPageSize = source.PreferCSSPageSize;   
+             destination.PrintBackground = source.PrintBackground;   
+             destination.Scale = source.Scale;   
+             destination.Width = source.Width;
+            
             destination.MarginOptions = new PuppeteerSharp.Media.MarginOptions()
             {
                 Bottom = source.MarginBottom,

BlackRock.Reporting.API/dist/main2.js

+const isolated = document.querySelector('[isolate="true"]');
+        const root = document.getElementById('root');
+        root.childNodes.forEach(element => {
+            element.remove()
+        });
+        root.appendChild(isolated);

BlackRock.Reporting.API/obj/BlackRock.Reporting.API.csproj.nuget.dgspec.json

 {
   "format": 1,
   "restore": {
-    "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\BlackRock.Reporting.API\\BlackRock.Reporting.API.csproj": {}
+    "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\blackrock.reporting.api\\BlackRock.Reporting.API.csproj": {}
   },
   "projects": {
-    "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\BlackRock.Reporting.API\\BlackRock.Reporting.API.csproj": {
+    "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\blackrock.reporting.api\\BlackRock.Reporting.API.csproj": {
       "version": "1.0.0",
       "restore": {
-        "projectUniqueName": "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\BlackRock.Reporting.API\\BlackRock.Reporting.API.csproj",
+        "projectUniqueName": "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\blackrock.reporting.api\\BlackRock.Reporting.API.csproj",
         "projectName": "BlackRock.Reporting.API",
-        "projectPath": "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\BlackRock.Reporting.API\\BlackRock.Reporting.API.csproj",
+        "projectPath": "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\blackrock.reporting.api\\BlackRock.Reporting.API.csproj",
         "packagesPath": "C:\\Users\\safet.purkovic\\.nuget\\packages\\",
-        "outputPath": "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\BlackRock.Reporting.API\\obj\\",
+        "outputPath": "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\blackrock.reporting.api\\obj\\",
         "projectStyle": "PackageReference",
         "configFilePaths": [
           "C:\\Users\\safet.purkovic\\AppData\\Roaming\\NuGet\\NuGet.Config",

BlackRock.Reporting.API/obj/project.nuget.cache

 {
   "version": 2,
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+  "dgSpecHash": "u5LCzMsSc98tqejgvIS7vh2sBsOKVmvwB91LkGNhpRK/OTJT4TBibJo14VN9KPzUL1djIsrbKAcg0IlFWE3yWg==",
   "success": true,
-  "projectFilePath": "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\BlackRock.Reporting.API\\BlackRock.Reporting.API.csproj",
+  "projectFilePath": "C:\\Users\\safet.purkovic\\Desktop\\PDFEngineAPI\\blackrock.reporting.api\\BlackRock.Reporting.API.csproj",
   "expectedPackageFiles": [
     "C:\\Users\\safet.purkovic\\.nuget\\packages\\automapper\\10.1.1\\automapper.10.1.1.nupkg.sha512",
     "C:\\Users\\safet.purkovic\\.nuget\\packages\\automapper.extensions.microsoft.dependencyinjection\\8.1.1\\automapper.extensions.microsoft.dependencyinjection.8.1.1.nupkg.sha512",