using CefSharp;

namespace prBrowser
{
	internal class ResourceRequestHandler : IResourceRequestHandler
	{
		private readonly MainForm myForm;

		public ResourceRequestHandler(MainForm form)
		{
			myForm = form;
		}

		public ICookieAccessFilter GetCookieAccessFilter(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request)
		{
			return null;
		}

		public IResourceHandler GetResourceHandler(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request)
		{
			return null;
		}

		public IResponseFilter GetResourceResponseFilter(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request, IResponse response)
		{
			return null;
		}

		public CefReturnValue OnBeforeResourceLoad(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request, IRequestCallback callback)
		{
			SharpTab tab = myForm.GetTabByBrowser(chromiumWebBrowser);
			if (tab != null && tab.RefererURL != null)
			{
				request.SetReferrer(tab.RefererURL, ReferrerPolicy.ClearReferrerOnTransitionFromSecureToInsecure);
			}
			return CefReturnValue.Continue;
		}

		public bool OnProtocolExecution(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request)
		{
			return true;
		}

		public void OnResourceLoadComplete(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request, IResponse response, UrlRequestStatus status, long receivedContentLength)
		{
			int code = response.StatusCode;
			if (!frame.IsValid)
			{
				return;
			}
			if (code == 404)
			{
				if (request.Url.IsURLLocalhost())
				{
				}
			}
			else if (request.Url.IsURLOfflineFile())
			{
				string path = request.Url.FileURLToPath();
				if (!path.FileNotExists())
				{
				}
			}
			else if (code != 0 && code != 444 && (code < 500 || code > 599))
			{
			}
		}

		public void OnResourceRedirect(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request, IResponse response, ref string newUrl)
		{
		}

		public bool OnResourceResponse(IWebBrowser chromiumWebBrowser, IBrowser browser, IFrame frame, IRequest request, IResponse response)
		{
			return false;
		}
	}
}