private async Task <SsrResult> PrerenderIfNeeded(AppDescriptor app)
{
if (!ssrDecider.ShouldPrerender())
{
return(null);
}
SsrResult ssrResult = null;
var ssrBundleUrl = string.Format(serverBundleUrlTemplate, app.BundlePrefix);
var serverRenderingModuleFile = env.WebRootFileProvider.GetFileInfo(ssrBundleUrl);
logger.LogInformation($"[SSR] Bundle URL: {ssrBundleUrl}. Resolved file path: {serverRenderingModuleFile.PhysicalPath}");
if (serverRenderingModuleFile.Exists)
{
var data = new SsrData {
baseUrl = app.BaseUrl
};
ssrResult = await SsrRenderer.RenderAsync(Request, ssrBundleUrl, app.BaseUrl, data);
if (ssrResult != null)
{
logger.LogInformation("[SSR] Success");
}
}
else
{
logger.LogWarning("[SSR] Pre-rendering skipped because bundle file doesn't exist.");
}
return(ssrResult);
}
public void HandleSsrResultEvent(object sender, SsrResult ssrResult)
{
Debug.WriteLine($"SsrResult: Index[{ssrResult.Index}] IsEnaged[{ssrResult.IsEngaged}]");
switch (ssrResult.Index)
{
case 5:
BeerFactoryModel.SsrEnagaged1 = ssrResult.IsEngaged;
break;
case 6:
BeerFactoryModel.SsrEnagaged2 = ssrResult.IsEngaged;
break;
}
}
public async Task <IActionResult> Index()
{
SsrResult ssrResult = null;
if (ssrOptionsAccessor.Value.IsEnabled)
{
var serverRenderingModuleFile = env.WebRootFileProvider.GetFileInfo(ssrOptionsAccessor.Value.JsBundlePath);
if (serverRenderingModuleFile.Exists)
{
ssrResult = await SsrHelper.RenderAsync(Request, ssrOptionsAccessor.Value);
}
}
var model = new SpaModel(ssrResult);
return(View(model));
}
public void HandleSsrResultEvent(object sender, SsrResult ssrResult)
{
System.Console.WriteLine($"SsrResult: Index[{ssrResult.Index}] IsEnaged[{ssrResult.IsEngaged}]");
}
public AppPageViewModel(string mainBundleUrl, string baseUrl, SsrResult ssrResult)
{
MainBundleUrl = mainBundleUrl;
BaseUrl = baseUrl;
SsrResult = ssrResult;
}
public SpaModel(SsrResult ssrResult = null)
{
SsrResult = ssrResult;
}
