/// <summary>
/// Creates an instance of the controller.
/// </summary>
public PwaController(PwaOptions options, RetrieveCustomServiceworker customServiceworker)
{
_options = options;
_customServiceworker = customServiceworker;
}
private static async Task ServiceWorkerHandlerAsync(HttpContext context, PwaOptions options, RetrieveCustomServiceworker customServiceworker)
{
context.Response.ContentType = "application/javascript; charset=utf-8";
context.Response.Headers[HeaderNames.CacheControl] = $"max-age={options.ServiceWorkerCacheControlMaxAge}";
if (options.Strategy == ServiceWorkerStrategy.CustomStrategy)
{
string js = customServiceworker.GetCustomServiceworker(options.CustomServiceWorkerStrategyFileName);
await context.Response.WriteAsync(InsertStrategyOptions(js, options));
}
else
{
string fileName = options.Strategy + ".js";
Assembly assembly = typeof(ApplicationBuilderExtensions).Assembly;
Stream resourceStream = assembly.GetManifestResourceStream($"WebEssentials.AspNetCore.Pwa.ServiceWorker.Files.{fileName}");
using (var reader = new StreamReader(resourceStream))
{
string js = await reader.ReadToEndAsync();
await context.Response.WriteAsync(InsertStrategyOptions(js, options));
}
}
}
