feat(plugins/pagerduty): add ServiceNotFoundError empty state

Signed-off-by: Alec Jacobs <cajacobs5401@gmail.com>

plugins/pagerduty/src/components/Errors/ServiceNotFoundError.tsx

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2020 The Backstage Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import React from 'react';
+import { Button } from '@material-ui/core';
+import { EmptyState } from '@backstage/core-components';
+
+export const ServiceNotFoundError = () => (
+  <EmptyState
+    missing="data"
+    title="PagerDuty Service Not Found"
+    description="A service could not be found within PagerDuty based on the provided annotations. Please verify your annotation details."
+    action={
+      <Button
+        color="primary"
+        variant="contained"
+        href="https://github.com/backstage/backstage/blob/master/plugins/pagerduty/README.md"
+      >
+        Read More
+      </Button>
+    }
+  />
+);

plugins/pagerduty/src/components/Errors/index.ts

@@ -15,3 +15,4 @@
  */
 
 export { MissingTokenError } from './MissingTokenError';
+export { ServiceNotFoundError } from './ServiceNotFoundError';