Rewrite the entire scheduled maintenance implementation

app/Console/Commands/DemoSeederCommand.php

@@ -18,6 +18,7 @@ use CachetHQ\Cachet\Models\IncidentTemplate;
 use CachetHQ\Cachet\Models\IncidentUpdate;
 use CachetHQ\Cachet\Models\Metric;
 use CachetHQ\Cachet\Models\MetricPoint;
+use CachetHQ\Cachet\Models\Schedule;
 use CachetHQ\Cachet\Models\Subscriber;
 use CachetHQ\Cachet\Models\User;
 use CachetHQ\Cachet\Settings\Repository;
@@ -89,6 +90,7 @@ class DemoSeederCommand extends Command
         $this->seedIncidentTemplates();
         $this->seedMetricPoints();
         $this->seedMetrics();
+        $this->seedSchedules();
         $this->seedSettings();
         $this->seedSubscribers();
         $this->seedUsers();
@@ -207,7 +209,6 @@ EINCIDENT;
                 'message'      => 'We\'re investigating an issue with our monkeys not performing as they should be.',
                 'status'       => Incident::INVESTIGATING,
                 'component_id' => 0,
-                'scheduled_at' => null,
                 'visible'      => 1,
                 'stickied'     => false,
                 'occurred_at'  => Carbon::now(),
@@ -217,7 +218,6 @@ EINCIDENT;
                 'message'      => 'Unresolved incidents are left without a **Fixed** update.',
                 'status'       => Incident::INVESTIGATING,
                 'component_id' => 0,
-                'scheduled_at' => null,
                 'visible'      => 1,
                 'stickied'     => false,
                 'occurred_at'  => Carbon::now(),
@@ -332,6 +332,27 @@ EINCIDENT;
         }
     }
 
+    /**
+     * Seed the schedules table.
+     *
+     * @return void
+     */
+    protected function seedSchedules()
+    {
+        $defaultSchedules = [
+            [
+                'name'         => 'Demo resets every half hour!',
+                'message'      => 'You can schedule downtime for _your_ service!',
+                'status'       => Schedule::UPCOMING,
+                'scheduled_at' => (new DateTime())->add(new DateInterval('PT2H')),
+            ],
+        ];
+
+        foreach ($defaultSchedules as $schedule) {
+            Schedule::create($schedule);
+        }
+    }
+
     /**
      * Seed the settings table.
      *