move all packages to 'suwayomi.tachidesk'

2026-07-12 15:24:33 -05:00 · 2021-06-04 13:08:20 +04:30
parent abc2a5214b
commit 36f4e1c340
119 changed files with 453 additions and 451 deletions
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/BackupFlags.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/BackupFlags.kt
@@ -0,0 +1,16 @@
+package suwayomi.tachidesk.manga.impl.backup
+
+/*
+ * 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/. */
+
+data class BackupFlags(
+    val includeManga: Boolean,
+    val includeCategories: Boolean,
+    val includeChapters: Boolean,
+    val includeTracking: Boolean,
+    val includeHistory: Boolean,
+)
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/LegacyBackupBase.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/LegacyBackupBase.kt
@@ -0,0 +1,45 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy
+
+/*
+ * 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/. */
+
+import com.github.salomonbrys.kotson.registerTypeAdapter
+import com.github.salomonbrys.kotson.registerTypeHierarchyAdapter
+import com.google.gson.Gson
+import com.google.gson.GsonBuilder
+import suwayomi.tachidesk.manga.impl.backup.legacy.models.DHistory
+import suwayomi.tachidesk.manga.impl.backup.legacy.serializer.CategoryTypeAdapter
+import suwayomi.tachidesk.manga.impl.backup.legacy.serializer.ChapterTypeAdapter
+import suwayomi.tachidesk.manga.impl.backup.legacy.serializer.HistoryTypeAdapter
+import suwayomi.tachidesk.manga.impl.backup.legacy.serializer.MangaTypeAdapter
+import suwayomi.tachidesk.manga.impl.backup.legacy.serializer.TrackTypeAdapter
+import suwayomi.tachidesk.manga.impl.backup.models.CategoryImpl
+import suwayomi.tachidesk.manga.impl.backup.models.ChapterImpl
+import suwayomi.tachidesk.manga.impl.backup.models.MangaImpl
+import suwayomi.tachidesk.manga.impl.backup.models.TrackImpl
+import java.util.Date
+
+open class LegacyBackupBase {
+    protected val parser: Gson = when (version) {
+        2 -> GsonBuilder()
+            .registerTypeAdapter<MangaImpl>(MangaTypeAdapter.build())
+            .registerTypeHierarchyAdapter<ChapterImpl>(ChapterTypeAdapter.build())
+            .registerTypeAdapter<CategoryImpl>(CategoryTypeAdapter.build())
+            .registerTypeAdapter<DHistory>(HistoryTypeAdapter.build())
+            .registerTypeHierarchyAdapter<TrackImpl>(TrackTypeAdapter.build())
+            .create()
+        else -> throw Exception("Unknown backup version")
+    }
+
+    protected var sourceMapping: Map<Long, String> = emptyMap()
+
+    protected val errors = mutableListOf<Pair<Date, String>>()
+
+    companion object {
+        internal const val version = 2
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/LegacyBackupExport.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/LegacyBackupExport.kt
@@ -0,0 +1,154 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy
+
+/*
+ * 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/. */
+
+import com.github.salomonbrys.kotson.set
+import com.google.gson.JsonArray
+import com.google.gson.JsonElement
+import com.google.gson.JsonObject
+import eu.kanade.tachiyomi.source.LocalSource
+import org.jetbrains.exposed.sql.select
+import org.jetbrains.exposed.sql.transactions.transaction
+import suwayomi.tachidesk.manga.impl.Category.getCategoryList
+import suwayomi.tachidesk.manga.impl.CategoryManga.getMangaCategories
+import suwayomi.tachidesk.manga.impl.backup.BackupFlags
+import suwayomi.tachidesk.manga.impl.backup.legacy.models.Backup
+import suwayomi.tachidesk.manga.impl.backup.legacy.models.Backup.CURRENT_VERSION
+import suwayomi.tachidesk.manga.impl.backup.models.CategoryImpl
+import suwayomi.tachidesk.manga.impl.backup.models.ChapterImpl
+import suwayomi.tachidesk.manga.impl.backup.models.Manga
+import suwayomi.tachidesk.manga.impl.backup.models.MangaImpl
+import suwayomi.tachidesk.manga.impl.util.GetHttpSource.getHttpSource
+import suwayomi.tachidesk.manga.model.table.ChapterTable
+import suwayomi.tachidesk.manga.model.table.MangaTable
+
+object LegacyBackupExport : LegacyBackupBase() {
+
+    suspend fun createLegacyBackup(flags: BackupFlags): String? {
+        // Create root object
+        val root = JsonObject()
+
+        // Create manga array
+        val mangaEntries = JsonArray()
+
+        // Create category array
+        val categoryEntries = JsonArray()
+
+        // Create extension ID/name mapping
+        val extensionEntries = JsonArray()
+
+        // Add values to root
+        root[Backup.VERSION] = CURRENT_VERSION
+        root[Backup.MANGAS] = mangaEntries
+        root[Backup.CATEGORIES] = categoryEntries
+        root[Backup.EXTENSIONS] = extensionEntries
+
+        transaction {
+            val mangas = MangaTable.select { (MangaTable.inLibrary eq true) }
+
+            val extensions: MutableSet<String> = mutableSetOf()
+
+            // Backup library manga and its dependencies
+            mangas.map {
+                MangaImpl.fromQuery(it)
+            }.forEach { manga ->
+
+                mangaEntries.add(backupMangaObject(manga, flags))
+
+                // Maintain set of extensions/sources used (excludes local source)
+                if (manga.source != LocalSource.ID) {
+                    getHttpSource(manga.source).let {
+                        extensions.add("${it.id}:${it.name}")
+                    }
+                }
+            }
+
+            // Backup categories
+            if (flags.includeCategories) {
+                backupCategories(categoryEntries)
+            }
+
+            // Backup extension ID/name mapping
+            backupExtensionInfo(extensionEntries, extensions)
+        }
+
+        return parser.toJson(root)
+    }
+
+    private fun backupMangaObject(manga: Manga, options: BackupFlags): JsonElement {
+        // Entry for this manga
+        val entry = JsonObject()
+
+        // Backup manga fields
+        entry[Backup.MANGA] = parser.toJsonTree(manga)
+        val mangaId = manga.id!!.toInt()
+
+        // Check if user wants chapter information in backup
+        if (options.includeChapters) {
+            // Backup all the chapters
+            val chapters = ChapterTable.select { ChapterTable.manga eq mangaId }.map { ChapterImpl.fromQuery(it) }
+            if (chapters.count() > 0) {
+                val chaptersJson = parser.toJsonTree(chapters)
+                if (chaptersJson.asJsonArray.size() > 0) {
+                    entry[Backup.CHAPTERS] = chaptersJson
+                }
+            }
+        }
+
+        // Check if user wants category information in backup
+        if (options.includeCategories) {
+            // Backup categories for this manga
+            val categoriesForManga = getMangaCategories(mangaId)
+            if (categoriesForManga.isNotEmpty()) {
+                val categoriesNames = categoriesForManga.map { it.name }
+                entry[Backup.CATEGORIES] = parser.toJsonTree(categoriesNames)
+            }
+        }
+
+        // Check if user wants track information in backup
+        if (options.includeTracking) { // TODO
+//            val tracks = databaseHelper.getTracks(manga).executeAsBlocking()
+//            if (tracks.isNotEmpty()) {
+//                entry[TRACK] = parser.toJsonTree(tracks)
+//            }
+        }
+//
+//        // Check if user wants history information in backup
+        if (options.includeHistory) { // TODO
+//            val historyForManga = databaseHelper.getHistoryByMangaId(manga.id!!).executeAsBlocking()
+//            if (historyForManga.isNotEmpty()) {
+//                val historyData = historyForManga.mapNotNull { history ->
+//                    val url = databaseHelper.getChapter(history.chapter_id).executeAsBlocking()?.url
+//                    url?.let { DHistory(url, history.last_read) }
+//                }
+//                val historyJson = parser.toJsonTree(historyData)
+//                if (historyJson.asJsonArray.size() > 0) {
+//                    entry[HISTORY] = historyJson
+//                }
+//            }
+        }
+
+        return entry
+    }
+
+    private fun backupCategories(root: JsonArray) {
+        val categories = getCategoryList().map {
+            CategoryImpl().apply {
+                name = it.name
+                order = it.order
+            }
+        }
+        categories.forEach { root.add(parser.toJsonTree(it)) }
+    }
+
+    private fun backupExtensionInfo(root: JsonArray, extensions: Set<String>) {
+        extensions.sorted().forEach {
+            root.add(it)
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/LegacyBackupImport.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/LegacyBackupImport.kt
@@ -0,0 +1,210 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy
+
+import com.github.salomonbrys.kotson.fromJson
+import com.google.gson.JsonArray
+import com.google.gson.JsonElement
+import com.google.gson.JsonObject
+import com.google.gson.JsonParser
+import eu.kanade.tachiyomi.source.Source
+import eu.kanade.tachiyomi.source.model.SManga
+import mu.KotlinLogging
+import org.jetbrains.exposed.sql.and
+import org.jetbrains.exposed.sql.insert
+import org.jetbrains.exposed.sql.select
+import org.jetbrains.exposed.sql.transactions.transaction
+import org.jetbrains.exposed.sql.update
+import suwayomi.tachidesk.manga.impl.Category.createCategory
+import suwayomi.tachidesk.manga.impl.Category.getCategoryList
+import suwayomi.tachidesk.manga.impl.backup.legacy.LegacyBackupValidator.ValidationResult
+import suwayomi.tachidesk.manga.impl.backup.legacy.LegacyBackupValidator.validate
+import suwayomi.tachidesk.manga.impl.backup.legacy.models.Backup
+import suwayomi.tachidesk.manga.impl.backup.legacy.models.DHistory
+import suwayomi.tachidesk.manga.impl.backup.models.CategoryImpl
+import suwayomi.tachidesk.manga.impl.backup.models.Chapter
+import suwayomi.tachidesk.manga.impl.backup.models.ChapterImpl
+import suwayomi.tachidesk.manga.impl.backup.models.Manga
+import suwayomi.tachidesk.manga.impl.backup.models.MangaImpl
+import suwayomi.tachidesk.manga.impl.backup.models.Track
+import suwayomi.tachidesk.manga.impl.backup.models.TrackImpl
+import suwayomi.tachidesk.manga.impl.util.GetHttpSource.getHttpSource
+import suwayomi.tachidesk.manga.impl.util.lang.awaitSingle
+import suwayomi.tachidesk.manga.model.table.MangaTable
+import java.io.InputStream
+import java.util.Date
+
+/*
+ * 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/. */
+
+private val logger = KotlinLogging.logger {}
+
+object LegacyBackupImport : LegacyBackupBase() {
+    suspend fun restoreLegacyBackup(sourceStream: InputStream): ValidationResult {
+        val reader = sourceStream.bufferedReader()
+        val json = JsonParser.parseReader(reader).asJsonObject
+
+        val validationResult = validate(json)
+
+        val mangasJson = json.get(Backup.MANGAS).asJsonArray
+
+        // Restore categories
+        json.get(Backup.CATEGORIES)?.let { restoreCategories(it) }
+
+        // Store source mapping for error messages
+        sourceMapping = LegacyBackupValidator.getSourceMapping(json)
+
+        // Restore individual manga
+        mangasJson.forEach {
+            restoreManga(it.asJsonObject)
+        }
+
+        logger.info {
+            """
+                Restore Errors:
+                ${ errors.joinToString("\n") { "${it.first} - ${it.second}" } }
+                Restore Summary:
+                - Missing Sources:
+                ${validationResult.missingSources.joinToString("\n")}
+                - Missing Trackers:
+                ${validationResult.missingTrackers.joinToString("\n")}
+            """.trimIndent()
+        }
+
+        return validationResult
+    }
+
+    private fun restoreCategories(jsonCategories: JsonElement) {
+        val backupCategories = parser.fromJson<List<CategoryImpl>>(jsonCategories)
+        val dbCategories = getCategoryList()
+
+        // Iterate over them and create missing categories
+        backupCategories.forEach { category ->
+            if (dbCategories.none { it.name == category.name }) {
+                createCategory(category.name)
+            }
+        }
+    }
+
+    private suspend fun restoreManga(mangaJson: JsonObject) {
+        val manga = parser.fromJson<MangaImpl>(
+            mangaJson.get(
+                Backup.MANGA
+            )
+        )
+        val chapters = parser.fromJson<List<ChapterImpl>>(
+            mangaJson.get(Backup.CHAPTERS)
+                ?: JsonArray()
+        )
+        val categories = parser.fromJson<List<String>>(
+            mangaJson.get(Backup.CATEGORIES)
+                ?: JsonArray()
+        )
+        val history = parser.fromJson<List<DHistory>>(
+            mangaJson.get(Backup.HISTORY)
+                ?: JsonArray()
+        )
+        val tracks = parser.fromJson<List<TrackImpl>>(
+            mangaJson.get(Backup.TRACK)
+                ?: JsonArray()
+        )
+
+        val source = try {
+            getHttpSource(manga.source)
+        } catch (e: NullPointerException) {
+            null
+        } catch (e: NoSuchElementException) {
+            null
+        }
+        val sourceName = sourceMapping[manga.source] ?: manga.source.toString()
+
+        logger.debug("Restoring Manga: ${manga.title} from $sourceName")
+
+        try {
+            if (source != null) {
+                restoreMangaData(manga, source, chapters, categories, history, tracks)
+            } else {
+                errors.add(Date() to "${manga.title} [$sourceName]: Source not found: $sourceName (${manga.source})")
+            }
+        } catch (e: Exception) {
+            errors.add(Date() to "${manga.title} [$sourceName]: ${e.message}")
+        }
+    }
+
+    /**
+     * @param manga manga data from json
+     * @param source source to get manga data from
+     * @param chapters chapters data from json
+     * @param categories categories data from json
+     * @param history history data from json
+     * @param tracks tracking data from json
+     */
+    private suspend fun restoreMangaData(
+        manga: Manga,
+        source: Source,
+        chapters: List<Chapter>,
+        categories: List<String>,
+        history: List<DHistory>,
+        tracks: List<Track>
+    ) {
+        val fetchedManga = fetchManga(source, manga)
+
+        updateChapters(source, fetchedManga, chapters)
+
+        // TODO
+//        backupManager.restoreCategoriesForManga(manga, categories)
+
+//        backupManager.restoreHistoryForManga(history)
+
+//        backupManager.restoreTrackForManga(manga, tracks)
+
+//        updateTracking(fetchedManga, tracks)
+    }
+
+    /**
+     * Fetches manga information
+     *
+     * @param source source of manga
+     * @param manga manga that needs updating
+     * @return Updated manga.
+     */
+    private suspend fun fetchManga(source: Source, manga: Manga): SManga {
+        // make sure we have the manga record in library
+        transaction {
+            if (MangaTable.select { (MangaTable.url eq manga.url) and (MangaTable.sourceReference eq manga.source) }.firstOrNull() == null) {
+                MangaTable.insert {
+                    it[url] = manga.url
+                    it[title] = manga.title
+
+                    it[sourceReference] = manga.source
+                }
+            }
+            MangaTable.update({ (MangaTable.url eq manga.url) and (MangaTable.sourceReference eq manga.source) }) {
+                it[MangaTable.inLibrary] = true
+            }
+        }
+
+        // update manga details
+        val fetchedManga = source.fetchMangaDetails(manga).awaitSingle()
+        transaction {
+            MangaTable.update({ (MangaTable.url eq manga.url) and (MangaTable.sourceReference eq manga.source) }) {
+
+                it[artist] = fetchedManga.artist
+                it[author] = fetchedManga.author
+                it[description] = fetchedManga.description
+                it[genre] = fetchedManga.genre
+                it[status] = fetchedManga.status
+                if (fetchedManga.thumbnail_url != null && fetchedManga.thumbnail_url.orEmpty().isNotEmpty())
+                    it[MangaTable.thumbnail_url] = fetchedManga.thumbnail_url
+            }
+        }
+
+        return fetchedManga
+    }
+
+    private fun updateChapters(source: Source, fetchedManga: SManga, chapters: List<Chapter>) {
+        // TODO("Not yet implemented")
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/LegacyBackupValidator.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/LegacyBackupValidator.kt
@@ -0,0 +1,71 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy
+
+/*
+ * 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/. */
+
+import com.google.gson.JsonObject
+import org.jetbrains.exposed.sql.select
+import org.jetbrains.exposed.sql.transactions.transaction
+import suwayomi.tachidesk.manga.impl.backup.legacy.models.Backup
+import suwayomi.tachidesk.manga.model.table.SourceTable
+
+object LegacyBackupValidator {
+    data class ValidationResult(val missingSources: List<String>, val missingTrackers: List<String>)
+
+    /**
+     * Checks for critical backup file data.
+     *
+     * @throws Exception if version or manga cannot be found.
+     * @return List of missing sources or missing trackers.
+     */
+    fun validate(json: JsonObject): ValidationResult {
+        val version = json.get(Backup.VERSION)
+        val mangasJson = json.get(Backup.MANGAS)
+        if (version == null || mangasJson == null) {
+            throw Exception("File is missing data.")
+        }
+
+        val mangas = mangasJson.asJsonArray
+        if (mangas.size() == 0) {
+            throw Exception("Backup does not contain any manga.")
+        }
+
+        val sources = getSourceMapping(json)
+        val missingSources = transaction {
+            sources
+                .filter { SourceTable.select { SourceTable.id eq it.key }.firstOrNull() == null }
+                .map { "${it.value} (${it.key})" }
+                .sorted()
+        }
+
+        val trackers = mangas
+            .filter { it.asJsonObject.has("track") }
+            .flatMap { it.asJsonObject["track"].asJsonArray }
+            .map { it.asJsonObject["s"].asInt }
+            .distinct()
+
+        val missingTrackers = listOf("")
+//        val missingTrackers = trackers
+//                .mapNotNull { trackManager.getService(it) }
+//                .filter { !it.isLogged }
+//                .map { context.getString(it.nameRes()) }
+//                .sorted()
+
+        return ValidationResult(missingSources, missingTrackers)
+    }
+
+    fun getSourceMapping(json: JsonObject): Map<Long, String> {
+        val extensionsMapping = json.get(Backup.EXTENSIONS) ?: return emptyMap()
+
+        return extensionsMapping.asJsonArray
+            .map {
+                val items = it.asString.split(":")
+                items[0].toLong() to items[1]
+            }
+            .toMap()
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/models/Backup.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/models/Backup.kt
@@ -0,0 +1,25 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy.models
+
+import java.text.SimpleDateFormat
+import java.util.Date
+import java.util.Locale
+
+/**
+ * Json values
+ */
+object Backup {
+    const val CURRENT_VERSION = 2
+    const val MANGA = "manga"
+    const val MANGAS = "mangas"
+    const val TRACK = "track"
+    const val CHAPTERS = "chapters"
+    const val CATEGORIES = "categories"
+    const val EXTENSIONS = "extensions"
+    const val HISTORY = "history"
+    const val VERSION = "version"
+
+    fun getDefaultFilename(): String {
+        val date = SimpleDateFormat("yyyy-MM-dd_HH-mm", Locale.getDefault()).format(Date())
+        return "tachiyomi_$date.json"
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/models/DHistory.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/models/DHistory.kt
@@ -0,0 +1,3 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy.models
+
+data class DHistory(val url: String, val lastRead: Long)
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/CategoryTypeAdapter.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/CategoryTypeAdapter.kt
@@ -0,0 +1,31 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy.serializer
+
+import com.github.salomonbrys.kotson.typeAdapter
+import com.google.gson.TypeAdapter
+import suwayomi.tachidesk.manga.impl.backup.models.CategoryImpl
+
+/**
+ * JSON Serializer used to write / read [CategoryImpl] to / from json
+ */
+object CategoryTypeAdapter {
+
+    fun build(): TypeAdapter<CategoryImpl> {
+        return typeAdapter {
+            write {
+                beginArray()
+                value(it.name)
+                value(it.order)
+                endArray()
+            }
+
+            read {
+                beginArray()
+                val category = CategoryImpl()
+                category.name = nextString()
+                category.order = nextInt()
+                endArray()
+                category
+            }
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/ChapterTypeAdapter.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/ChapterTypeAdapter.kt
@@ -0,0 +1,59 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy.serializer
+
+import com.github.salomonbrys.kotson.typeAdapter
+import com.google.gson.TypeAdapter
+import com.google.gson.stream.JsonToken
+import suwayomi.tachidesk.manga.impl.backup.models.ChapterImpl
+
+/**
+ * JSON Serializer used to write / read [ChapterImpl] to / from json
+ */
+object ChapterTypeAdapter {
+
+    private const val URL = "u"
+    private const val READ = "r"
+    private const val BOOKMARK = "b"
+    private const val LAST_READ = "l"
+
+    fun build(): TypeAdapter<ChapterImpl> {
+        return typeAdapter {
+            write {
+                if (it.read || it.bookmark || it.last_page_read != 0) {
+                    beginObject()
+                    name(URL)
+                    value(it.url)
+                    if (it.read) {
+                        name(READ)
+                        value(1)
+                    }
+                    if (it.bookmark) {
+                        name(BOOKMARK)
+                        value(1)
+                    }
+                    if (it.last_page_read != 0) {
+                        name(LAST_READ)
+                        value(it.last_page_read)
+                    }
+                    endObject()
+                }
+            }
+
+            read {
+                val chapter = ChapterImpl()
+                beginObject()
+                while (hasNext()) {
+                    if (peek() == JsonToken.NAME) {
+                        when (nextName()) {
+                            URL -> chapter.url = nextString()
+                            READ -> chapter.read = nextInt() == 1
+                            BOOKMARK -> chapter.bookmark = nextInt() == 1
+                            LAST_READ -> chapter.last_page_read = nextInt()
+                        }
+                    }
+                }
+                endObject()
+                chapter
+            }
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/HistoryTypeAdapter.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/HistoryTypeAdapter.kt
@@ -0,0 +1,32 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy.serializer
+
+import com.github.salomonbrys.kotson.typeAdapter
+import com.google.gson.TypeAdapter
+import suwayomi.tachidesk.manga.impl.backup.legacy.models.DHistory
+
+/**
+ * JSON Serializer used to write / read [DHistory] to / from json
+ */
+object HistoryTypeAdapter {
+
+    fun build(): TypeAdapter<DHistory> {
+        return typeAdapter {
+            write {
+                if (it.lastRead != 0L) {
+                    beginArray()
+                    value(it.url)
+                    value(it.lastRead)
+                    endArray()
+                }
+            }
+
+            read {
+                beginArray()
+                val url = nextString()
+                val lastRead = nextLong()
+                endArray()
+                DHistory(url, lastRead)
+            }
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/MangaTypeAdapter.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/MangaTypeAdapter.kt
@@ -0,0 +1,37 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy.serializer
+
+import com.github.salomonbrys.kotson.typeAdapter
+import com.google.gson.TypeAdapter
+import suwayomi.tachidesk.manga.impl.backup.models.MangaImpl
+
+/**
+ * JSON Serializer used to write / read [MangaImpl] to / from json
+ */
+object MangaTypeAdapter {
+
+    fun build(): TypeAdapter<MangaImpl> {
+        return typeAdapter {
+            write {
+                beginArray()
+                value(it.url)
+                value(it.title)
+                value(it.source)
+                value(it.viewer)
+                value(it.chapter_flags)
+                endArray()
+            }
+
+            read {
+                beginArray()
+                val manga = MangaImpl()
+                manga.url = nextString()
+                manga.title = nextString()
+                manga.source = nextLong()
+                manga.viewer = nextInt()
+                manga.chapter_flags = nextInt()
+                endArray()
+                manga
+            }
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/TrackTypeAdapter.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/legacy/serializer/TrackTypeAdapter.kt
@@ -0,0 +1,59 @@
+package suwayomi.tachidesk.manga.impl.backup.legacy.serializer
+
+import com.github.salomonbrys.kotson.typeAdapter
+import com.google.gson.TypeAdapter
+import com.google.gson.stream.JsonToken
+import suwayomi.tachidesk.manga.impl.backup.models.TrackImpl
+
+/**
+ * JSON Serializer used to write / read [TrackImpl] to / from json
+ */
+object TrackTypeAdapter {
+
+    private const val SYNC = "s"
+    private const val MEDIA = "r"
+    private const val LIBRARY = "ml"
+    private const val TITLE = "t"
+    private const val LAST_READ = "l"
+    private const val TRACKING_URL = "u"
+
+    fun build(): TypeAdapter<TrackImpl> {
+        return typeAdapter {
+            write {
+                beginObject()
+                name(TITLE)
+                value(it.title)
+                name(SYNC)
+                value(it.sync_id)
+                name(MEDIA)
+                value(it.media_id)
+                name(LIBRARY)
+                value(it.library_id)
+                name(LAST_READ)
+                value(it.last_chapter_read)
+                name(TRACKING_URL)
+                value(it.tracking_url)
+                endObject()
+            }
+
+            read {
+                val track = TrackImpl()
+                beginObject()
+                while (hasNext()) {
+                    if (peek() == JsonToken.NAME) {
+                        when (nextName()) {
+                            TITLE -> track.title = nextString()
+                            SYNC -> track.sync_id = nextInt()
+                            MEDIA -> track.media_id = nextInt()
+                            LIBRARY -> track.library_id = nextLong()
+                            LAST_READ -> track.last_chapter_read = nextInt()
+                            TRACKING_URL -> track.tracking_url = nextString()
+                        }
+                    }
+                }
+                endObject()
+                track
+            }
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/Category.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/Category.kt
@@ -0,0 +1,23 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+import java.io.Serializable
+
+interface Category : Serializable {
+
+    var id: Int?
+
+    var name: String
+
+    var order: Int
+
+    var flags: Int
+
+    companion object {
+
+        fun create(name: String): Category = CategoryImpl().apply {
+            this.name = name
+        }
+
+        fun createDefault(): Category = create("Default").apply { id = 0 }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/CategoryImpl.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/CategoryImpl.kt
@@ -0,0 +1,24 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+class CategoryImpl : Category {
+
+    override var id: Int? = null
+
+    override lateinit var name: String
+
+    override var order: Int = 0
+
+    override var flags: Int = 0
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (other == null || javaClass != other.javaClass) return false
+
+        val category = other as Category
+        return name == category.name
+    }
+
+    override fun hashCode(): Int {
+        return name.hashCode()
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/Chapter.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/Chapter.kt
@@ -0,0 +1,31 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+import eu.kanade.tachiyomi.source.model.SChapter
+import java.io.Serializable
+
+interface Chapter : SChapter, Serializable {
+
+    var id: Long?
+
+    var manga_id: Long?
+
+    var read: Boolean
+
+    var bookmark: Boolean
+
+    var last_page_read: Int
+
+    var date_fetch: Long
+
+    var source_order: Int
+
+    val isRecognizedNumber: Boolean
+        get() = chapter_number >= 0f
+
+    companion object {
+
+        fun create(): Chapter = ChapterImpl().apply {
+            chapter_number = -1f
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/ChapterImpl.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/ChapterImpl.kt
@@ -0,0 +1,57 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+import org.jetbrains.exposed.sql.ResultRow
+import suwayomi.tachidesk.manga.model.table.ChapterTable
+
+class ChapterImpl : Chapter {
+
+    override var id: Long? = null
+
+    override var manga_id: Long? = null
+
+    override lateinit var url: String
+
+    override lateinit var name: String
+
+    override var scanlator: String? = null
+
+    override var read: Boolean = false
+
+    override var bookmark: Boolean = false
+
+    override var last_page_read: Int = 0
+
+    override var date_fetch: Long = 0
+
+    override var date_upload: Long = 0
+
+    override var chapter_number: Float = 0f
+
+    override var source_order: Int = 0
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (other == null || javaClass != other.javaClass) return false
+
+        val chapter = other as Chapter
+        if (url != chapter.url) return false
+        return id == chapter.id
+    }
+
+    override fun hashCode(): Int {
+        return url.hashCode() + id.hashCode()
+    }
+
+    // Tachidesk -->
+    companion object {
+        fun fromQuery(chapterRecord: ResultRow): ChapterImpl {
+            return ChapterImpl().apply {
+                url = chapterRecord[ChapterTable.url]
+                read = chapterRecord[ChapterTable.isRead]
+                bookmark = chapterRecord[ChapterTable.isBookmarked]
+                last_page_read = chapterRecord[ChapterTable.lastPageRead]
+            }
+        }
+    }
+    // Tachidesk <--
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/History.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/History.kt
@@ -0,0 +1,42 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+import java.io.Serializable
+
+/**
+ * Object containing the history statistics of a chapter
+ */
+interface History : Serializable {
+
+    /**
+     * Id of history object.
+     */
+    var id: Long?
+
+    /**
+     * Chapter id of history object.
+     */
+    var chapter_id: Long
+
+    /**
+     * Last time chapter was read in time long format
+     */
+    var last_read: Long
+
+    /**
+     * Total time chapter was read - todo not yet implemented
+     */
+    var time_read: Long
+
+    companion object {
+
+        /**
+         * History constructor
+         *
+         * @param chapter chapter object
+         * @return history object
+         */
+        fun create(chapter: Chapter): History = HistoryImpl().apply {
+            this.chapter_id = chapter.id!!
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/HistoryImpl.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/HistoryImpl.kt
@@ -0,0 +1,27 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+/**
+ * Object containing the history statistics of a chapter
+ */
+class HistoryImpl : History {
+
+    /**
+     * Id of history object.
+     */
+    override var id: Long? = null
+
+    /**
+     * Chapter id of history object.
+     */
+    override var chapter_id: Long = 0
+
+    /**
+     * Last time chapter was read in time long format
+     */
+    override var last_read: Long = 0
+
+    /**
+     * Total time chapter was read - todo not yet implemented
+     */
+    override var time_read: Long = 0
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/LibraryManga.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/LibraryManga.kt
@@ -0,0 +1,8 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+class LibraryManga : MangaImpl() {
+
+    var unread: Int = 0
+
+    var category: Int = 0
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/Manga.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/Manga.kt
@@ -0,0 +1,116 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+import eu.kanade.tachiyomi.source.model.SManga
+
+// import tachiyomi.source.model.MangaInfo
+
+interface Manga : SManga {
+
+    var id: Long?
+
+    var source: Long
+
+    /** is in library */
+    var favorite: Boolean
+
+    var last_update: Long
+
+    var date_added: Long
+
+    var viewer: Int
+
+    var chapter_flags: Int
+
+    var cover_last_modified: Long
+
+    fun setChapterOrder(order: Int) {
+        setFlags(order, SORT_MASK)
+    }
+
+    fun sortDescending(): Boolean {
+        return chapter_flags and SORT_MASK == SORT_DESC
+    }
+
+    fun getGenres(): List<String>? {
+        return genre?.split(", ")?.map { it.trim() }
+    }
+
+    private fun setFlags(flag: Int, mask: Int) {
+        chapter_flags = chapter_flags and mask.inv() or (flag and mask)
+    }
+
+    // Used to display the chapter's title one way or another
+    var displayMode: Int
+        get() = chapter_flags and DISPLAY_MASK
+        set(mode) = setFlags(mode, DISPLAY_MASK)
+
+    var readFilter: Int
+        get() = chapter_flags and READ_MASK
+        set(filter) = setFlags(filter, READ_MASK)
+
+    var downloadedFilter: Int
+        get() = chapter_flags and DOWNLOADED_MASK
+        set(filter) = setFlags(filter, DOWNLOADED_MASK)
+
+    var bookmarkedFilter: Int
+        get() = chapter_flags and BOOKMARKED_MASK
+        set(filter) = setFlags(filter, BOOKMARKED_MASK)
+
+    var sorting: Int
+        get() = chapter_flags and SORTING_MASK
+        set(sort) = setFlags(sort, SORTING_MASK)
+
+    companion object {
+
+        const val SORT_DESC = 0x00000000
+        const val SORT_ASC = 0x00000001
+        const val SORT_MASK = 0x00000001
+
+        // Generic filter that does not filter anything
+        const val SHOW_ALL = 0x00000000
+
+        const val SHOW_UNREAD = 0x00000002
+        const val SHOW_READ = 0x00000004
+        const val READ_MASK = 0x00000006
+
+        const val SHOW_DOWNLOADED = 0x00000008
+        const val SHOW_NOT_DOWNLOADED = 0x00000010
+        const val DOWNLOADED_MASK = 0x00000018
+
+        const val SHOW_BOOKMARKED = 0x00000020
+        const val SHOW_NOT_BOOKMARKED = 0x00000040
+        const val BOOKMARKED_MASK = 0x00000060
+
+        const val SORTING_SOURCE = 0x00000000
+        const val SORTING_NUMBER = 0x00000100
+        const val SORTING_UPLOAD_DATE = 0x00000200
+        const val SORTING_MASK = 0x00000300
+
+        const val DISPLAY_NAME = 0x00000000
+        const val DISPLAY_NUMBER = 0x00100000
+        const val DISPLAY_MASK = 0x00100000
+
+        fun create(source: Long): Manga = MangaImpl().apply {
+            this.source = source
+        }
+
+        fun create(pathUrl: String, title: String, source: Long = 0): Manga = MangaImpl().apply {
+            url = pathUrl
+            this.title = title
+            this.source = source
+        }
+    }
+}
+
+// fun Manga.toMangaInfo(): MangaInfo {
+//    return MangaInfo(
+//        artist = this.artist ?: "",
+//        author = this.author ?: "",
+//        cover = this.thumbnail_url ?: "",
+//        description = this.description ?: "",
+//        genres = this.getGenres() ?: emptyList(),
+//        key = this.url,
+//        status = this.status,
+//        title = this.title
+//    )
+// }
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/MangaCategory.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/MangaCategory.kt
@@ -0,0 +1,20 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+class MangaCategory {
+
+    var id: Long? = null
+
+    var manga_id: Long = 0
+
+    var category_id: Int = 0
+
+    companion object {
+
+        fun create(manga: Manga, category: Category): MangaCategory {
+            val mc = MangaCategory()
+            mc.manga_id = manga.id!!
+            mc.category_id = category.id!!
+            return mc
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/MangaChapter.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/MangaChapter.kt
@@ -0,0 +1,3 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+class MangaChapter(val manga: Manga, val chapter: Chapter)
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/MangaChapterHistory.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/MangaChapterHistory.kt
@@ -0,0 +1,10 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+/**
+ * Object containing manga, chapter and history
+ *
+ * @param manga object containing manga
+ * @param chapter object containing chater
+ * @param history object containing history
+ */
+data class MangaChapterHistory(val manga: Manga, val chapter: Chapter, val history: History)
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/MangaImpl.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/MangaImpl.kt
@@ -0,0 +1,79 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+import org.jetbrains.exposed.sql.ResultRow
+import suwayomi.tachidesk.manga.model.table.MangaTable
+
+open class MangaImpl : Manga {
+
+    override var id: Long? = 0
+
+    override var source: Long = -1
+
+    override lateinit var url: String
+
+    override lateinit var title: String
+
+    override var artist: String? = null
+
+    override var author: String? = null
+
+    override var description: String? = null
+
+    override var genre: String? = null
+
+    override var status: Int = 0
+
+    override var thumbnail_url: String? = null
+
+    override var favorite: Boolean = false
+
+    override var last_update: Long = 0
+
+    override var date_added: Long = 0
+
+    override var initialized: Boolean = false
+
+    /** Reader mode value
+     * ref: https://github.com/tachiyomiorg/tachiyomi/blob/ff369010074b058bb734ce24c66508300e6e9ac6/app/src/main/java/eu/kanade/tachiyomi/ui/reader/setting/ReadingModeType.kt#L8
+     * 0 -> Default
+     * 1 -> Left to Right
+     * 2 -> Right to Left
+     * 3 -> Vertical
+     * 4 -> Webtoon
+     * 5 -> Continues Vertical
+     */
+    override var viewer: Int = 0
+
+    /** Contains some useful info about
+     */
+    override var chapter_flags: Int = 0
+
+    override var cover_last_modified: Long = 0
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (other == null || javaClass != other.javaClass) return false
+
+        val manga = other as Manga
+        if (url != manga.url) return false
+        return id == manga.id
+    }
+
+    override fun hashCode(): Int {
+        return url.hashCode() + id.hashCode()
+    }
+
+    // Tachidesk -->
+    companion object {
+        fun fromQuery(mangaRecord: ResultRow): MangaImpl {
+            return MangaImpl().apply {
+                url = mangaRecord[MangaTable.url]
+                title = mangaRecord[MangaTable.title]
+                source = mangaRecord[MangaTable.sourceReference]
+                viewer = 0 // TODO: implement
+                chapter_flags = 0 // TODO: implement
+            }
+        }
+    }
+    // Tachidesk <--
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/Track.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/Track.kt
@@ -0,0 +1,46 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+import java.io.Serializable
+
+interface Track : Serializable {
+
+    var id: Long?
+
+    var manga_id: Long
+
+    var sync_id: Int
+
+    var media_id: Int
+
+    var library_id: Long?
+
+    var title: String
+
+    var last_chapter_read: Int
+
+    var total_chapters: Int
+
+    var score: Float
+
+    var status: Int
+
+    var started_reading_date: Long
+
+    var finished_reading_date: Long
+
+    var tracking_url: String
+
+    fun copyPersonalFrom(other: Track) {
+        last_chapter_read = other.last_chapter_read
+        score = other.score
+        status = other.status
+        started_reading_date = other.started_reading_date
+        finished_reading_date = other.finished_reading_date
+    }
+
+    companion object {
+        fun create(serviceId: Int): Track = TrackImpl().apply {
+            sync_id = serviceId
+        }
+    }
+}
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/TrackImpl.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/impl/backup/models/TrackImpl.kt
@@ -0,0 +1,48 @@
+package suwayomi.tachidesk.manga.impl.backup.models
+
+class TrackImpl : Track {
+
+    override var id: Long? = null
+
+    override var manga_id: Long = 0
+
+    override var sync_id: Int = 0
+
+    override var media_id: Int = 0
+
+    override var library_id: Long? = null
+
+    override lateinit var title: String
+
+    override var last_chapter_read: Int = 0
+
+    override var total_chapters: Int = 0
+
+    override var score: Float = 0f
+
+    override var status: Int = 0
+
+    override var started_reading_date: Long = 0
+
+    override var finished_reading_date: Long = 0
+
+    override var tracking_url: String = ""
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (other == null || javaClass != other.javaClass) return false
+
+        other as Track
+
+        if (manga_id != other.manga_id) return false
+        if (sync_id != other.sync_id) return false
+        return media_id == other.media_id
+    }
+
+    override fun hashCode(): Int {
+        var result = (manga_id xor manga_id.ushr(32)).toInt()
+        result = 31 * result + sync_id
+        result = 31 * result + media_id
+        return result
+    }
+}