Use undocumented field release_date

Close client on Plugin.stop()

plugins/steamgriddb/src/main/kotlin/org/gameyfin/plugins/metadata/steamgriddb/SteamGridDbPlugin.kt

@@ -56,6 +56,11 @@ class SteamGridDbPlugin(wrapper: PluginWrapper) : ConfigurableGameyfinPlugin(wra
         }
     }
 
+    override fun stop() {
+        client?.close()
+        client = null
+    }
+
     private suspend fun authenticate(apiKey: String? = null) {
         log.debug("Authenticating on SteamGridDB API...")
 
@@ -83,6 +88,7 @@ class SteamGridDbPlugin(wrapper: PluginWrapper) : ConfigurableGameyfinPlugin(wra
                     GameMetadata(
                         originalId = game.id.toString(),
                         title = game.name,
+                        release = game.releaseDate,
                         coverUrls = grids?.map { URI(it.url) },
                         headerUrls = heroes?.map { URI(it.url) }
                     )
@@ -101,6 +107,7 @@ class SteamGridDbPlugin(wrapper: PluginWrapper) : ConfigurableGameyfinPlugin(wra
                 return@runBlocking GameMetadata(
                     originalId = game.id.toString(),
                     title = game.name,
+                    release = game.releaseDate,
                     coverUrls = grids?.map { URI(it.url) },
                     headerUrls = heroes?.map { URI(it.url) }
                 )

plugins/steamgriddb/src/main/kotlin/org/gameyfin/plugins/metadata/steamgriddb/api/SteamGridDbApiClient.kt

@@ -44,6 +44,10 @@ class SteamGridDbApiClient(private val apiKey: String) {
         return get("search/autocomplete/${term.encodeURLPath(encodeSlash = true, encodeEncoded = false)}", block).body()
     }
 
+    suspend fun game(gameId: Int, block: HttpRequestBuilder.() -> Unit = {}): SteamGridDbGameResult {
+        return get("games/id/$gameId", block).body()
+    }
+
     suspend fun grids(gameId: Int, block: HttpRequestBuilder.() -> Unit = {}): SteamGridDbGridResult {
         return get("grids/game/$gameId") {
             url {
@@ -59,8 +63,8 @@ class SteamGridDbApiClient(private val apiKey: String) {
         }.body()
     }
 
-    suspend fun game(gameId: Int, block: HttpRequestBuilder.() -> Unit = {}): SteamGridDbGameResult {
-        return get("games/id/$gameId", block).body()
+    fun close() {
+        client.close()
     }
 
     private suspend fun get(endpoint: String, block: HttpRequestBuilder.() -> Unit = {}): HttpResponse {

plugins/steamgriddb/src/main/kotlin/org/gameyfin/plugins/metadata/steamgriddb/dto/SteamGridDbGame.kt

@@ -1,10 +1,16 @@
 package org.gameyfin.plugins.metadata.steamgriddb.dto
 
+import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
+import org.gameyfin.plugins.metadata.steamgriddb.util.InstantEpochSecondsSerializer
+import java.time.Instant
 
 
 @Serializable
 data class SteamGridDbGame(
     val id: Int,
-    val name: String
+    val name: String,
+    @SerialName("release_date")
+    @Serializable(with = InstantEpochSecondsSerializer::class)
+    val releaseDate: Instant? = null
 )

plugins/steamgriddb/src/main/kotlin/org/gameyfin/plugins/metadata/steamgriddb/util/InstantEpochSecondsSerializer.kt

@@ -0,0 +1,33 @@
+package org.gameyfin.plugins.metadata.steamgriddb.util
+
+import kotlinx.serialization.ExperimentalSerializationApi
+import kotlinx.serialization.KSerializer
+import kotlinx.serialization.descriptors.PrimitiveKind
+import kotlinx.serialization.descriptors.PrimitiveSerialDescriptor
+import kotlinx.serialization.descriptors.SerialDescriptor
+import kotlinx.serialization.encoding.Decoder
+import kotlinx.serialization.encoding.Encoder
+import java.time.Instant
+
+@OptIn(ExperimentalSerializationApi::class)
+object InstantEpochSecondsSerializer : KSerializer<Instant?> {
+    override val descriptor: SerialDescriptor =
+        PrimitiveSerialDescriptor("InstantEpochSeconds", PrimitiveKind.LONG)
+
+    override fun serialize(encoder: Encoder, value: Instant?) {
+        if (value == null) {
+            encoder.encodeNull()
+        } else {
+            encoder.encodeLong(value.epochSecond)
+        }
+    }
+
+    override fun deserialize(decoder: Decoder): Instant? {
+        return if (decoder.decodeNotNullMark()) {
+            Instant.ofEpochSecond(decoder.decodeLong())
+        } else {
+            decoder.decodeNull()
+            null
+        }
+    }
+}