Add global meta

server/src/main/kotlin/suwayomi/tachidesk/graphql/dataLoaders/MetaDataLoader.kt

@@ -7,14 +7,32 @@ import org.jetbrains.exposed.sql.Slf4jSqlDebugLogger
 import org.jetbrains.exposed.sql.addLogger
 import org.jetbrains.exposed.sql.select
 import org.jetbrains.exposed.sql.transactions.transaction
+import suwayomi.tachidesk.global.model.table.GlobalMetaTable
 import suwayomi.tachidesk.graphql.types.CategoryMetaItem
 import suwayomi.tachidesk.graphql.types.ChapterMetaItem
+import suwayomi.tachidesk.graphql.types.GlobalMetaItem
 import suwayomi.tachidesk.graphql.types.MangaMetaItem
+import suwayomi.tachidesk.graphql.types.MetaItem
 import suwayomi.tachidesk.graphql.types.MetaType
 import suwayomi.tachidesk.manga.model.table.ChapterMetaTable
 import suwayomi.tachidesk.manga.model.table.MangaMetaTable
 import suwayomi.tachidesk.server.JavalinSetup.future
 
+class GlobalMetaDataLoader : KotlinDataLoader<String, MetaItem?> {
+    override val dataLoaderName = "GlobalMetaDataLoader"
+    override fun getDataLoader(): DataLoader<String, MetaItem?> = DataLoaderFactory.newDataLoader<String, MetaItem?> { ids ->
+        future {
+            transaction {
+                addLogger(Slf4jSqlDebugLogger)
+                val metasByRefId = GlobalMetaTable.select { GlobalMetaTable.key inList ids }
+                    .map { GlobalMetaItem(it) }
+                    .associateBy { it.key }
+                ids.map { metasByRefId[it] }
+            }
+        }
+    }
+}
+
 class ChapterMetaDataLoader : KotlinDataLoader<Int, MetaType> {
     override val dataLoaderName = "ChapterMetaDataLoader"
     override fun getDataLoader(): DataLoader<Int, MetaType> = DataLoaderFactory.newDataLoader<Int, MetaType> { ids ->

server/src/main/kotlin/suwayomi/tachidesk/graphql/queries/MetaQuery.kt

@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+package suwayomi.tachidesk.graphql.queries
+
+import com.expediagroup.graphql.server.extensions.getValueFromDataLoader
+import graphql.schema.DataFetchingEnvironment
+import org.jetbrains.exposed.sql.selectAll
+import org.jetbrains.exposed.sql.transactions.transaction
+import suwayomi.tachidesk.global.model.table.GlobalMetaTable
+import suwayomi.tachidesk.graphql.types.GlobalMetaItem
+import suwayomi.tachidesk.graphql.types.MetaItem
+import java.util.concurrent.CompletableFuture
+
+class MetaQuery {
+    fun meta(dataFetchingEnvironment: DataFetchingEnvironment, key: String): CompletableFuture<MetaItem?> {
+        return dataFetchingEnvironment.getValueFromDataLoader<String, MetaItem?>("GlobalMetaDataLoader", key)
+    }
+
+    fun metas(): List<GlobalMetaItem> {
+        val results = transaction {
+            GlobalMetaTable.selectAll().toList()
+        }
+
+        return results.map { GlobalMetaItem(it) }
+    }
+}

server/src/main/kotlin/suwayomi/tachidesk/graphql/server/TachideskDataLoaderRegistryFactory.kt

@@ -15,6 +15,7 @@ import suwayomi.tachidesk.graphql.dataLoaders.ChapterMetaDataLoader
 import suwayomi.tachidesk.graphql.dataLoaders.ChaptersForMangaDataLoader
 import suwayomi.tachidesk.graphql.dataLoaders.ExtensionDataLoader
 import suwayomi.tachidesk.graphql.dataLoaders.ExtensionForSourceDataLoader
+import suwayomi.tachidesk.graphql.dataLoaders.GlobalMetaDataLoader
 import suwayomi.tachidesk.graphql.dataLoaders.MangaDataLoader
 import suwayomi.tachidesk.graphql.dataLoaders.MangaForCategoryDataLoader
 import suwayomi.tachidesk.graphql.dataLoaders.MangaMetaDataLoader
@@ -29,6 +30,7 @@ class TachideskDataLoaderRegistryFactory {
                 MangaDataLoader(),
                 ChapterDataLoader(),
                 ChaptersForMangaDataLoader(),
+                GlobalMetaDataLoader(),
                 ChapterMetaDataLoader(),
                 MangaMetaDataLoader(),
                 MangaForCategoryDataLoader(),

server/src/main/kotlin/suwayomi/tachidesk/graphql/server/TachideskGraphQLSchema.kt

@@ -18,6 +18,7 @@ import suwayomi.tachidesk.graphql.queries.CategoryQuery
 import suwayomi.tachidesk.graphql.queries.ChapterQuery
 import suwayomi.tachidesk.graphql.queries.ExtensionQuery
 import suwayomi.tachidesk.graphql.queries.MangaQuery
+import suwayomi.tachidesk.graphql.queries.MetaQuery
 import suwayomi.tachidesk.graphql.queries.SourceQuery
 import suwayomi.tachidesk.graphql.subscriptions.DownloadSubscription
 import kotlin.reflect.KClass
@@ -41,7 +42,8 @@ val schema = toSchema(
         TopLevelObject(ChapterQuery()),
         TopLevelObject(CategoryQuery()),
         TopLevelObject(SourceQuery()),
-        TopLevelObject(ExtensionQuery())
+        TopLevelObject(ExtensionQuery()),
+        TopLevelObject(MetaQuery())
     ),
     mutations = listOf(
         TopLevelObject(ChapterMutation())

server/src/main/kotlin/suwayomi/tachidesk/graphql/types/MetaType.kt

@@ -2,6 +2,7 @@ package suwayomi.tachidesk.graphql.types
 
 import com.expediagroup.graphql.generator.annotations.GraphQLIgnore
 import org.jetbrains.exposed.sql.ResultRow
+import suwayomi.tachidesk.global.model.table.GlobalMetaTable
 import suwayomi.tachidesk.manga.model.table.CategoryMetaTable
 import suwayomi.tachidesk.manga.model.table.ChapterMetaTable
 import suwayomi.tachidesk.manga.model.table.MangaMetaTable
@@ -12,7 +13,7 @@ open class MetaItem(
     val key: String,
     val value: String,
     @GraphQLIgnore
-    val ref: Int
+    val ref: Int?
 )
 
 class ChapterMetaItem(
@@ -26,3 +27,7 @@ class MangaMetaItem(
 class CategoryMetaItem(
     private val row: ResultRow
 ) : MetaItem(row[CategoryMetaTable.key], row[CategoryMetaTable.value], row[CategoryMetaTable.ref].value)
+
+class GlobalMetaItem(
+    private val row: ResultRow
+) : MetaItem(row[GlobalMetaTable.key], row[GlobalMetaTable.value], null)