Merge pull request #10898 from kialam/fix-10718-null-datetime

Validate that start/end datetime creates at least 1 schedule.

awx/ui/package.json

@@ -29,7 +29,7 @@
     "react-error-boundary": "^3.1.3",
     "react-router-dom": "^5.1.2",
     "react-virtualized": "^9.21.1",
-    "rrule": "^2.6.4",
+    "rrule": "2.6.4",
     "sanitize-html": "2.4.0",
     "styled-components": "5.3.0"
   },

awx/ui/src/components/Schedule/shared/ScheduleForm.js

@@ -30,6 +30,13 @@ import {
 import FrequencyDetailSubform from './FrequencyDetailSubform';
 import SchedulePromptableFields from './SchedulePromptableFields';
 import DateTimePicker from './DateTimePicker';
+import buildRuleObj from './buildRuleObj';
+
+const NUM_DAYS_PER_FREQUENCY = {
+  week: 7,
+  month: 31,
+  year: 365,
+};
 
 const generateRunOnTheDay = (days = []) => {
   if (
@@ -555,6 +562,19 @@ function ScheduleForm({
               startDate,
             } = values;
 
+            if (
+              end === 'onDate' &&
+              DateTime.fromISO(endDate)
+                .diff(DateTime.fromISO(startDate), 'days')
+                .toObject().days < NUM_DAYS_PER_FREQUENCY[frequency]
+            ) {
+              const rule = new RRule(buildRuleObj(values));
+              if (rule.all().length === 0) {
+                errors.startDate = t`Selected date range must have at least 1 schedule occurrence.`;
+                errors.endDate = t`Selected date range must have at least 1 schedule occurrence.`;
+              }
+            }
+
             if (
               end === 'onDate' &&
               DateTime.fromISO(startDate) >= DateTime.fromISO(endDate)
@@ -569,7 +589,6 @@ function ScheduleForm({
             ) {
               errors.runOn = t`Please select a day number between 1 and 31.`;
             }
-
             return errors;
           }}
         >