#1039 JSON serialization of the settings

ontrack-extension-auto-versioning/src/main/java/net/nemerosa/ontrack/extension/av/settings/AutoVersioningSettings.kt

@@ -1,7 +1,9 @@
 package net.nemerosa.ontrack.extension.av.settings
 
 import com.fasterxml.jackson.databind.annotation.JsonDeserialize
+import com.fasterxml.jackson.databind.annotation.JsonSerialize
 import net.nemerosa.ontrack.json.SimpleDurationDeserializer
+import net.nemerosa.ontrack.json.SimpleDurationSerializer
 import net.nemerosa.ontrack.model.annotations.APIDescription
 import net.nemerosa.ontrack.model.annotations.APILabel
 import java.time.Duration
@@ -12,9 +14,11 @@ data class AutoVersioningSettings(
     val enabled: Boolean,
     @APIDescription("Maximum number of days to keep audit entries for non-running auto versioning requests")
     @JsonDeserialize(using = SimpleDurationDeserializer::class)
+    @JsonSerialize(using = SimpleDurationSerializer::class)
     val auditRetentionDuration: Duration = DEFAULT_AUDIT_RETENTION_DURATION,
     @APIDescription("Maximum number of days to keep audit entries for all kinds of auto versioning requests (counted _after_ the audit retention)")
     @JsonDeserialize(using = SimpleDurationDeserializer::class)
+    @JsonSerialize(using = SimpleDurationSerializer::class)
     val auditCleanupDuration: Duration = DEFAULT_AUDIT_CLEANUP_DURATION,
     @APIDescription("Creation of the build link on auto version check")
     @APILabel("Build links on auto versioning check")
@@ -39,6 +43,6 @@ data class AutoVersioningSettings(
         /**
          * Default value for [AutoVersioningSettings.buildLinks]
          */
-        val DEFAULT_BUILD_LINKS: Boolean = true
+        const val DEFAULT_BUILD_LINKS: Boolean = true
     }
 }

ontrack-extension-auto-versioning/src/test/java/net/nemerosa/ontrack/extension/av/settings/AutoVersioningSettingsTest.kt

@@ -0,0 +1,24 @@
+package net.nemerosa.ontrack.extension.av.settings
+
+import net.nemerosa.ontrack.json.asJson
+import net.nemerosa.ontrack.json.parse
+import org.junit.jupiter.api.Test
+import java.time.Duration
+import kotlin.test.assertEquals
+
+internal class AutoVersioningSettingsTest {
+
+    @Test
+    fun `Json serialization and deserialization`() {
+        val settings = AutoVersioningSettings(
+            enabled = true,
+            auditRetentionDuration = Duration.ofDays(14L),
+            auditCleanupDuration = Duration.ofDays(90L),
+            buildLinks = true,
+        )
+        val json = settings.asJson()
+        val loaded = json.parse<AutoVersioningSettings>()
+        assertEquals(settings, loaded)
+    }
+
+}

ontrack-json/src/main/java/net/nemerosa/ontrack/json/SimpleDurationSerializer.kt

@@ -0,0 +1,25 @@
+package net.nemerosa.ontrack.json
+
+import com.fasterxml.jackson.core.JsonGenerator
+import com.fasterxml.jackson.databind.JsonSerializer
+import com.fasterxml.jackson.databind.SerializerProvider
+import java.time.Duration
+
+class SimpleDurationSerializer : JsonSerializer<Duration>() {
+
+    override fun serialize(value: Duration, gen: JsonGenerator, serializers: SerializerProvider) {
+        val hoursPart = value.toHoursPart()
+        if (hoursPart == 0) {
+            val days = value.toDays()
+            if (days % 7L == 0L) {
+                val weeks = days / 7L
+                gen.writeString("${weeks}w")
+            } else {
+                gen.writeString("${days}d")
+            }
+        } else {
+            gen.writeString("${value.toHours()}h")
+        }
+    }
+
+}