From 6ee21f0e879ea222754915c9bed26aec33515295 Mon Sep 17 00:00:00 2001
From: Jari <scijar@gmail.com>
Date: Sat, 18 Oct 2025 17:18:13 +0200
Subject: [PATCH] Add Converter

---
 .../db/converters/MonthListConverter.kt       | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 src/main/kotlin/org/octopus/internal/db/converters/MonthListConverter.kt

diff --git a/src/main/kotlin/org/octopus/internal/db/converters/MonthListConverter.kt b/src/main/kotlin/org/octopus/internal/db/converters/MonthListConverter.kt
new file mode 100644
index 0000000..e27f8be
--- /dev/null
+++ b/src/main/kotlin/org/octopus/internal/db/converters/MonthListConverter.kt
@@ -0,0 +1,19 @@
+package org.octopus.internal.db.converters
+
+import jakarta.persistence.AttributeConverter
+import jakarta.persistence.Converter
+import java.time.Month
+
+@Converter
+class MonthListConverter : AttributeConverter<List<Month>, String> {
+
+    override fun convertToDatabaseColumn(attribute: List<Month>?): String? {
+        return attribute?.joinToString(separator = ",") { it.name }
+    }
+
+    override fun convertToEntityAttribute(dbData: String?): List<Month>? {
+        return dbData?.split(",")
+            ?.filter { it.isNotBlank() }
+            ?.mapNotNull { runCatching { Month.valueOf(it.trim()) }.getOrNull() }
+    }
+}
\ No newline at end of file