diff --git a/app/src/main/java/com/hippo/ehviewer/dao/DownloadInfo.kt b/app/src/main/java/com/hippo/ehviewer/dao/DownloadInfo.kt
index bc3cfe267..a83546882 100644
--- a/app/src/main/java/com/hippo/ehviewer/dao/DownloadInfo.kt
+++ b/app/src/main/java/com/hippo/ehviewer/dao/DownloadInfo.kt
@@ -3,11 +3,18 @@ package com.hippo.ehviewer.dao
 import androidx.room.ColumnInfo
 import androidx.room.Entity
 import androidx.room.Ignore
+import com.hippo.ehviewer.client.data.AbstractGalleryInfo
 import com.hippo.ehviewer.client.data.BaseGalleryInfo
 import com.hippo.ehviewer.client.data.GalleryInfo
 
+@Suppress("DELEGATED_MEMBER_HIDES_SUPERTYPE_OVERRIDE")
 @Entity(tableName = "DOWNLOADS")
-class DownloadInfo() : BaseGalleryInfo() {
+class DownloadInfo(
+    @Ignore
+    val galleryInfo: GalleryInfo = BaseGalleryInfo(),
+) : BaseGalleryInfo(), AbstractGalleryInfo by galleryInfo {
+    constructor() : this(galleryInfo = BaseGalleryInfo())
+
     @ColumnInfo(name = "STATE")
     var state = 0
 
@@ -38,20 +45,6 @@ class DownloadInfo() : BaseGalleryInfo() {
     @Ignore
     var total = 0
 
-    constructor(galleryInfo: GalleryInfo) : this() {
-        gid = galleryInfo.gid
-        token = galleryInfo.token
-        title = galleryInfo.title
-        titleJpn = galleryInfo.titleJpn
-        thumbKey = galleryInfo.thumbKey
-        this.category = galleryInfo.category
-        posted = galleryInfo.posted
-        uploader = galleryInfo.uploader
-        rating = galleryInfo.rating
-        simpleTags = galleryInfo.simpleTags
-        simpleLanguage = galleryInfo.simpleLanguage
-    }
-
     companion object {
         const val STATE_INVALID = -1
         const val STATE_NONE = 0
diff --git a/app/src/main/java/com/hippo/ehviewer/dao/HistoryInfo.kt b/app/src/main/java/com/hippo/ehviewer/dao/HistoryInfo.kt
index ad41d8ff4..77adaca25 100644
--- a/app/src/main/java/com/hippo/ehviewer/dao/HistoryInfo.kt
+++ b/app/src/main/java/com/hippo/ehviewer/dao/HistoryInfo.kt
@@ -2,30 +2,23 @@ package com.hippo.ehviewer.dao
 
 import androidx.room.ColumnInfo
 import androidx.room.Entity
+import androidx.room.Ignore
+import com.hippo.ehviewer.client.data.AbstractGalleryInfo
 import com.hippo.ehviewer.client.data.BaseGalleryInfo
 import com.hippo.ehviewer.client.data.GalleryInfo
 import com.hippo.ehviewer.client.data.GalleryInfo.Companion.NOT_FAVORITED
 
+@Suppress("DELEGATED_MEMBER_HIDES_SUPERTYPE_OVERRIDE")
 @Entity(tableName = "HISTORY")
-class HistoryInfo() : BaseGalleryInfo() {
+class HistoryInfo(
+    @Ignore
+    val galleryInfo: GalleryInfo = BaseGalleryInfo(),
+) : BaseGalleryInfo(), AbstractGalleryInfo by galleryInfo {
+    constructor() : this(galleryInfo = BaseGalleryInfo())
+
     @ColumnInfo(name = "TIME")
     var time: Long = 0
 
     @ColumnInfo(name = "FAVORITE_SLOT")
     override var favoriteSlot: Int = NOT_FAVORITED
-
-    constructor(galleryInfo: GalleryInfo) : this() {
-        gid = galleryInfo.gid
-        token = galleryInfo.token
-        title = galleryInfo.title
-        titleJpn = galleryInfo.titleJpn
-        thumbKey = galleryInfo.thumbKey
-        this.category = galleryInfo.category
-        posted = galleryInfo.posted
-        uploader = galleryInfo.uploader
-        rating = galleryInfo.rating
-        simpleTags = galleryInfo.simpleTags
-        simpleLanguage = galleryInfo.simpleLanguage
-        favoriteSlot = galleryInfo.favoriteSlot
-    }
 }
diff --git a/app/src/main/java/com/hippo/ehviewer/dao/LocalFavoriteInfo.kt b/app/src/main/java/com/hippo/ehviewer/dao/LocalFavoriteInfo.kt
index f8e9dd1ed..31a515e7d 100644
--- a/app/src/main/java/com/hippo/ehviewer/dao/LocalFavoriteInfo.kt
+++ b/app/src/main/java/com/hippo/ehviewer/dao/LocalFavoriteInfo.kt
@@ -2,30 +2,23 @@ package com.hippo.ehviewer.dao
 
 import androidx.room.ColumnInfo
 import androidx.room.Entity
+import androidx.room.Ignore
+import com.hippo.ehviewer.client.data.AbstractGalleryInfo
 import com.hippo.ehviewer.client.data.BaseGalleryInfo
 import com.hippo.ehviewer.client.data.GalleryInfo
 import com.hippo.ehviewer.client.data.GalleryInfo.Companion.LOCAL_FAVORITED
 
+@Suppress("DELEGATED_MEMBER_HIDES_SUPERTYPE_OVERRIDE")
 @Entity(tableName = "LOCAL_FAVORITES")
-class LocalFavoriteInfo() : BaseGalleryInfo() {
+class LocalFavoriteInfo(
+    @Ignore
+    val galleryInfo: GalleryInfo = BaseGalleryInfo(),
+) : BaseGalleryInfo(), AbstractGalleryInfo by galleryInfo {
+    constructor() : this(galleryInfo = BaseGalleryInfo())
+
     @ColumnInfo(name = "TIME")
     var time: Long = 0
 
-    constructor(galleryInfo: GalleryInfo) : this() {
-        gid = galleryInfo.gid
-        token = galleryInfo.token
-        title = galleryInfo.title
-        titleJpn = galleryInfo.titleJpn
-        thumbKey = galleryInfo.thumbKey
-        this.category = galleryInfo.category
-        posted = galleryInfo.posted
-        uploader = galleryInfo.uploader
-        rating = galleryInfo.rating
-        simpleTags = galleryInfo.simpleTags
-        simpleLanguage = galleryInfo.simpleLanguage
-    }
-
-    init {
-        favoriteSlot = LOCAL_FAVORITED
-    }
+    @Ignore
+    override var favoriteSlot = LOCAL_FAVORITED
 }