public static async Task InvokeAsync(HttpContext context, CssFileWatcherService cssFileWatcherService)
{
if (!HttpMethods.IsPost(context.Request.Method))
{
context.Response.StatusCode = (int)HttpStatusCode.MethodNotAllowed;
return;
}
if (!context.Request.ContentType.Split(';').Select(s => s.Trim()).Any(s => s == "application/json"))
{
context.Response.StatusCode = (int)HttpStatusCode.BadRequest;
return;
}
var option = new JsonSerializerOptions {
PropertyNameCaseInsensitive = true
};
var requestArgs = await JsonSerializer.DeserializeAsync <CssWatchRequestArgs>(context.Request.Body, option);
foreach (var href in requestArgs.Hrefs ?? Enumerable.Empty <string>())
{
cssFileWatcherService.TryAddWatch(href, requestArgs.ConnectedOnce, requestArgs.LastReloadedTime);
}
context.Response.StatusCode = (int)HttpStatusCode.NoContent;
}
public async Task InvokeAsync(HttpContext context)
{
await _next(context);
var httpStatus = (HttpStatusCode)context.Response.StatusCode;
if (httpStatus != HttpStatusCode.OK && httpStatus != HttpStatusCode.NotModified)
{
return;
}
if (context.Response.ContentType.Split(',', ';', ' ').FirstOrDefault() != "text/css")
{
return;
}
if (!HttpMethods.IsGet(context.Request.Method) && !HttpMethods.IsHead(context.Request.Method))
{
return;
}
var url = context.Request.GetDisplayUrl();
url = Regex.Replace(url, @"(\?|&)(136bb8a9-b749-47e9-92e7-8b46e4a4f657=\d+&?)", "$1").TrimEnd('?', '&');
_cssFileWatcherService.TryAddWatch(url);
}