From 4ea6a19cf69847e2d38b742a7571bda071a3ba4d Mon Sep 17 00:00:00 2001
From: Laura Hausmann <laura@hausmann.dev>
Date: Sat, 26 Nov 2022 13:47:14 +0100
Subject: [PATCH] Rework page errors

---
 Backend/Startup.cs          |  4 +++-
 Pages/Error.cshtml          | 11 -----------
 Pages/ErrorPages/404.cshtml |  7 +++++++
 3 files changed, 10 insertions(+), 12 deletions(-)
 create mode 100644 Pages/ErrorPages/404.cshtml

diff --git a/Backend/Startup.cs b/Backend/Startup.cs
index fc06b00..663e4a8 100644
--- a/Backend/Startup.cs
+++ b/Backend/Startup.cs
@@ -32,6 +32,8 @@ if (!app.Environment.IsDevelopment()) {
 var provider = new FileExtensionContentTypeProvider { Mappings = { [".gpg"] = "application/pgp-signature" } };
 app.UseStaticFiles(new StaticFileOptions { ContentTypeProvider = provider });
 
+app.UseStatusCodePagesWithReExecute("/ErrorPages/{0}");
+
 app.UseSession();
 app.UseRouting();
 app.UseAuthorization();
@@ -39,4 +41,4 @@ app.UseAuthorization();
 app.MapRazorPages();
 app.MapControllers();
 
-app.Run();
\ No newline at end of file
+app.Run();
diff --git a/Pages/Error.cshtml b/Pages/Error.cshtml
index 8f24ea4..5e0abe5 100644
--- a/Pages/Error.cshtml
+++ b/Pages/Error.cshtml
@@ -12,14 +12,3 @@
 		<strong>Request ID:</strong> <code>@Model.RequestId</code>
 	</p>
 }
-
-<h3>Development Mode</h3>
-<p>
-	Swapping to the <strong>Development</strong> environment displays detailed information about the error that occurred.
-</p>
-<p>
-	<strong>The Development environment shouldn't be enabled for deployed applications.</strong>
-	It can result in displaying sensitive information from exceptions to end users.
-	For local debugging, enable the <strong>Development</strong> environment by setting the <strong>ASPNETCORE_ENVIRONMENT</strong> environment variable to <strong>Development</strong>
-	and restarting the app.
-</p>
\ No newline at end of file
diff --git a/Pages/ErrorPages/404.cshtml b/Pages/ErrorPages/404.cshtml
new file mode 100644
index 0000000..1e2079f
--- /dev/null
+++ b/Pages/ErrorPages/404.cshtml
@@ -0,0 +1,7 @@
+@page
+@{
+	ViewData["Title"] = "error_404";
+}
+
+<h1 class="text-danger">Not found.</h1>
+<p>The page you requested does not exist on this server.</p>