Add private tracking support for Kitsu (#1774)

CHANGELOG.md

@@ -17,6 +17,7 @@ The format is a modified version of [Keep a Changelog](https://keepachangelog.co
 - Add button to favorite manga from history screen ([@Animeboynz](https://github.com/Animeboynz)) ([#1733](https://github.com/mihonapp/mihon/pull/1733))
 - Add Monochrome theme (made with e-ink displays in mind) ([@MajorTanya](https://github.com/MajorTanya)) ([#1752](https://github.com/mihonapp/mihon/pull/1752))
 - Support for private tracking with AniList and Bangumi ([@NarwhalHorns](https://github.com/NarwhalHorns)) ([#1736](https://github.com/mihonapp/mihon/pull/1736))
+  - Add private tracking support for Kitsu ([@MajorTanya](https://github.com/MajorTanya)) ([#1774](https://github.com/mihonapp/mihon/pull/1774))
 
 ### Changed
 - Apply "Downloaded only" filter to all entries regardless of favourite status ([@NGB-Was-Taken](https://github.com/NGB-Was-Taken)) ([#1603](https://github.com/mihonapp/mihon/pull/1603))

app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/Kitsu.kt

@@ -10,7 +10,6 @@ import eu.kanade.tachiyomi.data.track.kitsu.dto.KitsuOAuth
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
 import kotlinx.collections.immutable.ImmutableList
 import kotlinx.collections.immutable.toImmutableList
-import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import tachiyomi.i18n.MR
 import uy.kohesive.injekt.injectLazy
@@ -29,6 +28,8 @@ class Kitsu(id: Long) : BaseTracker(id, "Kitsu"), DeletableTracker {
 
     override val supportsReadingDates: Boolean = true
 
+    override val supportsPrivateTracking: Boolean = true
+
     private val json: Json by injectLazy()
 
     private val interceptor by lazy { KitsuInterceptor(this) }
@@ -101,7 +102,7 @@ class Kitsu(id: Long) : BaseTracker(id, "Kitsu"), DeletableTracker {
     override suspend fun bind(track: Track, hasReadChapters: Boolean): Track {
         val remoteTrack = api.findLibManga(track, getUserId())
         return if (remoteTrack != null) {
-            track.copyPersonalFrom(remoteTrack)
+            track.copyPersonalFrom(remoteTrack, copyRemotePrivate = false)
             track.remote_id = remoteTrack.remote_id
 
             if (track.status != COMPLETED) {
@@ -150,7 +151,7 @@ class Kitsu(id: Long) : BaseTracker(id, "Kitsu"), DeletableTracker {
     fun restoreToken(): KitsuOAuth? {
         return try {
             json.decodeFromString<KitsuOAuth>(trackPreferences.trackToken(this).get())
-        } catch (e: Exception) {
+        } catch (_: Exception) {
             null
         }
     }

app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/KitsuApi.kt

@@ -46,6 +46,7 @@ class KitsuApi(private val client: OkHttpClient, interceptor: KitsuInterceptor)
                     putJsonObject("attributes") {
                         put("status", track.toApiStatus())
                         put("progress", track.last_chapter_read.toInt())
+                        put("private", track.private)
                     }
                     putJsonObject("relationships") {
                         putJsonObject("user") {
@@ -94,6 +95,7 @@ class KitsuApi(private val client: OkHttpClient, interceptor: KitsuInterceptor)
                         put("ratingTwenty", track.toApiScore())
                         put("startedAt", KitsuDateHelper.convert(track.started_reading_date))
                         put("finishedAt", KitsuDateHelper.convert(track.finished_reading_date))
+                        put("private", track.private)
                     }
                 }
             }

app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/dto/KitsuListSearch.kt

@@ -42,6 +42,7 @@ data class KitsuListSearchResult(
             }
             score = userDataAttrs.ratingTwenty?.let { it / 2.0 } ?: 0.0
             last_chapter_read = userDataAttrs.progress.toDouble()
+            private = userDataAttrs.private
         }
     }
 }
@@ -59,6 +60,7 @@ data class KitsuListSearchItemDataAttributes(
     val finishedAt: String?,
     val ratingTwenty: Int?,
     val progress: Int,
+    val private: Boolean,
 )
 
 @Serializable