feat: logs monitor events

src/Monitor/MonitorEvents.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Monitor;
+
+enum MonitorEvents
+{
+    case MONITOR_ADDED;
+    case MONITOR_STARTED;
+    case MONITOR_FINISHED;
+    case MONITOR_DELETED;
+    case MONITOR_ERROR;
+
+    public function type(): string
+    {
+        return match ($this) {
+            self::MONITOR_ADDED => 'monitor_added',
+            self::MONITOR_STARTED => 'monitor_started',
+            self::MONITOR_FINISHED => 'monitor_finished',
+            self::MONITOR_DELETED => 'monitor_deleted',
+            self::MONITOR_ERROR => 'monitor_error',
+        };
+    }
+
+    public function message(): string
+    {
+        return match ($this) {
+            self::MONITOR_ADDED => 'A new monitor has been added.',
+            self::MONITOR_STARTED => 'A monitor has started.',
+            self::MONITOR_FINISHED => 'A monitor has finished.',
+            self::MONITOR_DELETED => 'A monitor has been deleted',
+            self::MONITOR_ERROR => 'A monitor has encountered an error.',
+        };
+    }
+}