From 61d7d0be602f12421b721e9e0c677505836de9f6 Mon Sep 17 00:00:00 2001
From: Andrew Ballantyne <aballant@redhat.com>
Date: Mon, 16 Sep 2024 10:42:57 -0400
Subject: [PATCH] Handle special character cases

---
 .../src/concepts/k8s/__tests__/utils.spec.ts  | 38 ++++++++++++++++---
 frontend/src/concepts/k8s/utils.ts            | 23 +++++++++--
 2 files changed, 51 insertions(+), 10 deletions(-)

diff --git a/frontend/src/concepts/k8s/__tests__/utils.spec.ts b/frontend/src/concepts/k8s/__tests__/utils.spec.ts
index bc4497d6af..080a711c9e 100644
--- a/frontend/src/concepts/k8s/__tests__/utils.spec.ts
+++ b/frontend/src/concepts/k8s/__tests__/utils.spec.ts
@@ -1,4 +1,5 @@
 import { mockProjectK8sResource } from '~/__mocks__';
+import * as stringUtils from '~/utilities/string';
 import {
   getDescriptionFromK8sResource,
   getDisplayNameFromK8sResource,
@@ -45,27 +46,52 @@ describe('translateDisplayNameForK8s', () => {
       'ymbols-capitals-and-spaces-these-are-invalid',
     );
     expect(translateDisplayNameForK8s('1234', { safeK8sPrefix: 'wb-' })).toBe('wb-1234');
+    expect(translateDisplayNameForK8s('-validcharacters')).toBe(`validcharacters`);
   });
 });
 
 describe('translateDisplayNameForK8sAndReport', () => {
+  type ReturnArrayType = ReturnType<typeof translateDisplayNameForK8sAndReport>;
+
+  it('should NOT generate name if provided nothing', () => {
+    expect(translateDisplayNameForK8sAndReport('')).toEqual([
+      '',
+      { autoGenerated: false, safeK8sPrefix: false, maxLength: false },
+    ] satisfies ReturnArrayType);
+  });
+
   it('should handle cases where it applied additional criteria', () => {
     expect(translateDisplayNameForK8sAndReport('1234', { safeK8sPrefix: 'wb-' })).toEqual([
       'wb-1234',
-      { safeK8sPrefix: true, maxLength: false },
-    ] satisfies ReturnType<typeof translateDisplayNameForK8sAndReport>);
+      { autoGenerated: false, safeK8sPrefix: true, maxLength: false },
+    ] satisfies ReturnArrayType);
 
     expect(translateDisplayNameForK8sAndReport('foobarbaz', { maxLength: 3 })).toEqual([
       'foo',
-      { safeK8sPrefix: false, maxLength: true },
-    ] satisfies ReturnType<typeof translateDisplayNameForK8sAndReport>);
+      { autoGenerated: false, safeK8sPrefix: false, maxLength: true },
+    ] satisfies ReturnArrayType);
   });
 
   it('should report nothing happened if no criteria was provided', () => {
     expect(translateDisplayNameForK8sAndReport('foobarbaz')).toEqual([
       'foobarbaz',
-      { safeK8sPrefix: false, maxLength: false },
-    ] satisfies ReturnType<typeof translateDisplayNameForK8sAndReport>);
+      { autoGenerated: false, safeK8sPrefix: false, maxLength: false },
+    ] satisfies ReturnArrayType);
+  });
+
+  it('should generate name if it trims it to nothing', () => {
+    const GENERATED_STRING = 'iamgenerated';
+    jest.spyOn(stringUtils, 'genRandomChars').mockReturnValue(GENERATED_STRING);
+
+    expect(translateDisplayNameForK8sAndReport('-')).toEqual([
+      `gen-${GENERATED_STRING}`,
+      { autoGenerated: true, safeK8sPrefix: false, maxLength: false },
+    ] satisfies ReturnArrayType);
+
+    expect(translateDisplayNameForK8sAndReport('$%*($%()*')).toEqual([
+      `gen-${GENERATED_STRING}`,
+      { autoGenerated: true, safeK8sPrefix: false, maxLength: false },
+    ] satisfies ReturnArrayType);
   });
 });
 
diff --git a/frontend/src/concepts/k8s/utils.ts b/frontend/src/concepts/k8s/utils.ts
index 702f600ecc..d55fd6fe48 100644
--- a/frontend/src/concepts/k8s/utils.ts
+++ b/frontend/src/concepts/k8s/utils.ts
@@ -1,5 +1,6 @@
 import { K8sResourceCommon } from '@openshift/dynamic-plugin-sdk-utils';
 import { K8sDSGResource } from '~/k8sTypes';
+import { genRandomChars } from '~/utilities/string';
 
 export const PreInstalledName = 'Pre-installed';
 
@@ -24,7 +25,10 @@ type AdditionalCriteriaForTranslation = {
   /** Cap the characters allowed */
   maxLength?: number;
 };
-type AdditionalCriteriaApplied = Record<keyof AdditionalCriteriaForTranslation, boolean>;
+type AdditionalCriteriaApplied = Record<
+  keyof AdditionalCriteriaForTranslation | 'autoGenerated',
+  boolean
+>;
 
 /**
  * Converts a display name to a k8s safe variant.
@@ -35,6 +39,7 @@ export const translateDisplayNameForK8sAndReport = (
   { safeK8sPrefix, maxLength }: AdditionalCriteriaForTranslation = {},
 ): [string, AdditionalCriteriaApplied] => {
   const appliedCriteria: AdditionalCriteriaApplied = {
+    autoGenerated: false,
     safeK8sPrefix: false,
     maxLength: false,
   };
@@ -54,12 +59,22 @@ export const translateDisplayNameForK8sAndReport = (
 
   if (maxLength && translatedName.length > maxLength) {
     // Avoid too long
-    translatedName = translatedName
-      .slice(0, maxLength) // shorten to length
-      .replace(/[-]*$/, ''); // remove invalid trailing characters
+    translatedName = translatedName.slice(0, maxLength); // shorten to length
     appliedCriteria.maxLength = true;
   }
 
+  // Trim out extra dashes; the only special characters we allow but are invalid at the start/end
+  translatedName = translatedName.replace(/^[-]*/, '').replace(/[-]*$/, '');
+
+  if (name.trim().length > 0 && translatedName.trim().length === 0) {
+    // We trimmed it down to nothing, generate a new value
+    translatedName = `${safeK8sPrefix || 'gen-'}${genRandomChars()}`;
+    appliedCriteria.autoGenerated = true;
+    if (safeK8sPrefix) {
+      appliedCriteria.safeK8sPrefix = true;
+    }
+  }
+
   return [translatedName, appliedCriteria];
 };