add pereference change

server/src/main/kotlin/suwayomi/tachidesk/manga/MangaAPI.kt

@@ -28,9 +28,11 @@ import suwayomi.tachidesk.manga.impl.Page.getPageImage
 import suwayomi.tachidesk.manga.impl.Search.sourceFilters
 import suwayomi.tachidesk.manga.impl.Search.sourceGlobalSearch
 import suwayomi.tachidesk.manga.impl.Search.sourceSearch
+import suwayomi.tachidesk.manga.impl.Source.SourcePreferenceChange
 import suwayomi.tachidesk.manga.impl.Source.getSource
 import suwayomi.tachidesk.manga.impl.Source.getSourceList
 import suwayomi.tachidesk.manga.impl.Source.getSourcePreferences
+import suwayomi.tachidesk.manga.impl.Source.setSourcePreference
 import suwayomi.tachidesk.manga.impl.backup.BackupFlags
 import suwayomi.tachidesk.manga.impl.backup.legacy.LegacyBackupExport.createLegacyBackup
 import suwayomi.tachidesk.manga.impl.backup.legacy.LegacyBackupImport.restoreLegacyBackup
@@ -45,7 +47,7 @@ import suwayomi.tachidesk.server.impl.About
 import java.text.SimpleDateFormat
 import java.util.Date
 
-object TachideskAPI {
+object MangaAPI {
     fun defineEndpoints(app: Javalin) {
         // list all extensions
         app.get("/api/v1/extension/list") { ctx ->
@@ -111,11 +113,18 @@ object TachideskAPI {
         }
 
         // fetch preferences of source with id `sourceId`
-        app.get("/api/v1/source/:sourceId/preference-screen") { ctx ->
+        app.get("/api/v1/source/:sourceId/preference") { ctx ->
             val sourceId = ctx.pathParam("sourceId").toLong()
             ctx.json(getSourcePreferences(sourceId))
         }
 
+        // fetch preferences of source with id `sourceId`
+        app.post("/api/v1/source/:sourceId/preference") { ctx ->
+            val sourceId = ctx.pathParam("sourceId").toLong()
+            val preferenceChange = ctx.bodyAsClass(SourcePreferenceChange::class.java)
+            ctx.json(setSourcePreference(sourceId, preferenceChange))
+        }
+
         // popular mangas from source with id `sourceId`
         app.get("/api/v1/source/:sourceId/popular/:pageNum") { ctx ->
             val sourceId = ctx.pathParam("sourceId").toLong()

server/src/main/kotlin/suwayomi/tachidesk/manga/impl/Source.kt

@@ -18,6 +18,7 @@ import org.kodein.di.conf.global
 import org.kodein.di.instance
 import suwayomi.tachidesk.manga.impl.extension.Extension.getExtensionIconUrl
 import suwayomi.tachidesk.manga.impl.util.GetHttpSource.getHttpSource
+import suwayomi.tachidesk.manga.impl.util.GetHttpSource.invalidateSourceCache
 import suwayomi.tachidesk.manga.model.dataclass.SourceDataClass
 import suwayomi.tachidesk.manga.model.table.ExtensionTable
 import suwayomi.tachidesk.manga.model.table.SourceTable
@@ -30,12 +31,12 @@ object Source {
         return transaction {
             SourceTable.selectAll().map {
                 SourceDataClass(
-                    it[SourceTable.id].value.toString(),
-                    it[SourceTable.name],
-                    it[SourceTable.lang],
-                    getExtensionIconUrl(ExtensionTable.select { ExtensionTable.id eq it[SourceTable.extension] }.first()[ExtensionTable.apkName]),
-                    getHttpSource(it[SourceTable.id].value).supportsLatest,
-                    getHttpSource(it[SourceTable.id].value) is ConfigurableSource
+                        it[SourceTable.id].value.toString(),
+                        it[SourceTable.name],
+                        it[SourceTable.lang],
+                        getExtensionIconUrl(ExtensionTable.select { ExtensionTable.id eq it[SourceTable.extension] }.first()[ExtensionTable.apkName]),
+                        getHttpSource(it[SourceTable.id].value).supportsLatest,
+                        getHttpSource(it[SourceTable.id].value) is ConfigurableSource
                 )
             }
         }
@@ -46,12 +47,12 @@ object Source {
             val source = SourceTable.select { SourceTable.id eq sourceId }.firstOrNull()
 
             SourceDataClass(
-                sourceId.toString(),
-                source?.get(SourceTable.name),
-                source?.get(SourceTable.lang),
-                source?.let { ExtensionTable.select { ExtensionTable.id eq source[SourceTable.extension] }.first()[ExtensionTable.iconUrl] },
-                source?.let { getHttpSource(sourceId).supportsLatest },
-                source?.let { getHttpSource(sourceId) is ConfigurableSource },
+                    sourceId.toString(),
+                    source?.get(SourceTable.name),
+                    source?.get(SourceTable.lang),
+                    source?.let { ExtensionTable.select { ExtensionTable.id eq source[SourceTable.extension] }.first()[ExtensionTable.iconUrl] },
+                    source?.let { getHttpSource(sourceId).supportsLatest },
+                    source?.let { getHttpSource(sourceId) is ConfigurableSource },
             )
         }
     }
@@ -59,22 +60,24 @@ object Source {
     private val context by DI.global.instance<CustomContext>()
 
     data class PreferenceObject(
-        val type: String,
-        val props: Any
+            val type: String,
+            val props: Any
     )
 
-    var lastPreferenceScreen: PreferenceScreen? = null
+    var preferenceScreenMap: MutableMap<Long, PreferenceScreen> = mutableMapOf()
 
+    /**
+     *  Gets a source's PreferenceScreen, puts the result into [preferenceScreenMap]
+     */
     fun getSourcePreferences(sourceId: Long): List<PreferenceObject> {
         val source = getHttpSource(sourceId)
 
         if (source is ConfigurableSource) {
             val screen = PreferenceScreen(context)
-            lastPreferenceScreen = screen
 
             source.setupPreferenceScreen(screen)
 
-            screen.preferences.first().callChangeListener("yo")
+            preferenceScreenMap[sourceId] = screen
 
             return screen.preferences.map {
                 PreferenceObject(it::class.java.name, it)
@@ -82,4 +85,29 @@ object Source {
         }
         return emptyList()
     }
+
+    data class SourcePreferenceChange(
+            val position: Int,
+            val type: String,
+            val value: String
+    )
+
+    fun setSourcePreference(sourceId: Long, change: SourcePreferenceChange ) {
+        val screen = preferenceScreenMap[sourceId]!!
+
+        val newValue = when(change.type) {
+            "String" -> change.value
+            "Int" -> change.value.toInt()
+            "Long" -> change.value.toLong()
+            "Float" -> change.value.toLong()
+            "Double" -> change.value.toDouble()
+            "Boolean" -> change.value.toBoolean()
+            else -> throw RuntimeException("Unsupported type conversion")
+        }
+
+        screen.preferences[change.position].callChangeListener(newValue)
+
+        // must reload the source cache because a preference was changed
+        invalidateSourceCache(sourceId)
+    }
 }

server/src/main/kotlin/suwayomi/tachidesk/manga/impl/util/GetHttpSource.kt

@@ -54,4 +54,8 @@ object GetHttpSource {
         }
         return sourceCache[sourceId]!!
     }
+
+    fun invalidateSourceCache(sourceId: Long) {
+        sourceCache.remove(sourceId)
+    }
 }

server/src/main/kotlin/suwayomi/tachidesk/server/JavalinSetup.kt

@@ -14,7 +14,7 @@ import kotlinx.coroutines.SupervisorJob
 import kotlinx.coroutines.future.future
 import mu.KotlinLogging
 import suwayomi.tachidesk.anime.AnimeAPI
-import suwayomi.tachidesk.manga.TachideskAPI
+import suwayomi.tachidesk.manga.MangaAPI
 import suwayomi.tachidesk.server.util.Browser
 import java.io.IOException
 import java.util.concurrent.CompletableFuture
@@ -75,7 +75,7 @@ object JavalinSetup {
             ctx.result(e.message ?: "Internal Server Error")
         }
 
-        TachideskAPI.defineEndpoints(app)
+        MangaAPI.defineEndpoints(app)
         AnimeAPI.defineEndpoints(app)
     }
 }