Refactor Plausi from musdb to move the logic into this subrepository

See #948

src/Checks/Plausi/MDEventCategory.php

@@ -0,0 +1,75 @@
+<?PHP
+/**
+ * Represents a higher level category of event types.
+ *
+ * @author Joshua Ramon Enslin <joshua@museum-digital.de>
+ */
+declare(strict_types = 1);
+
+/**
+ * Represents a higher level category of event types.
+ */
+enum MDEventCategory implements JsonSerializable {
+
+    case production;
+    case post_production;
+    case pre_production;
+    case no_production;
+
+    /**
+     * Returns an MDEventCategory based on a given event type.
+     *
+     * @param integer $event_type Event type.
+     *
+     * @return MDEventCategory
+     */
+    public static function fromEventType(int $event_type):MDEventCategory {
+
+        if (in_array($event_type, MDEventsSet::EVENTS_PRODUCTION, true)) {
+            return self::production;
+        }
+        if (in_array($event_type, MDEventsSet::EVENTS_POST_PRODUCTION, true)) {
+            return self::post_production;
+        }
+        if (in_array($event_type, MDEventsSet::EVENTS_PRE_PRODUCTION, true)) {
+            return self::pre_production;
+        }
+        if (in_array($event_type, MDEventsSet::EVENTS_NO_PRODUCTION, true)) {
+            return self::no_production;
+        }
+        if ($event_type === 5) {
+            return self::no_production;
+        }
+        throw new Exception("Uncategorized event type: " . $event_type);
+
+    }
+
+    /**
+     * Lists all available names.
+     *
+     * @return array<string>
+     */
+    public static function caseNames():array {
+
+        $output = [];
+
+        $cases = self::cases();
+        foreach ($cases as $case) {
+            $output[] = $case->name;
+        }
+
+        return $output;
+
+    }
+
+    /**
+     * Provides the option to serialize as a string during json_encode().
+     *
+     * @return string
+     */
+    public function jsonSerialize():string {
+
+        return $this->name;
+
+    }
+}