From 2cb7624953202f4552064238fbb253b243cbc5d3 Mon Sep 17 00:00:00 2001
From: arkon <eugcheung94@gmail.com>
Date: Thu, 25 Jun 2020 18:10:46 -0400
Subject: [PATCH] Make jumping to manga chapters optional

---
 .../eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt  | 2 ++
 .../kanade/tachiyomi/data/preference/PreferencesHelper.kt  | 2 ++
 .../ui/manga/chapter/MangaInfoChaptersController.kt        | 7 +++++--
 .../tachiyomi/ui/setting/SettingsLibraryController.kt      | 5 +++++
 app/src/main/res/values/strings.xml                        | 1 +
 5 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt b/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt
index 42df98f0c..c2ba44e16 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt
@@ -67,6 +67,8 @@ object PreferenceKeys {
 
     const val landscapeColumns = "pref_library_columns_landscape_key"
 
+    const val jumpToChapters = "jump_to_chapters"
+
     const val updateOnlyNonCompleted = "pref_update_only_non_completed_key"
 
     const val autoUpdateTrack = "pref_auto_update_manga_sync_key"
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt b/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt
index 69ad48cea..76d049c6a 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt
@@ -131,6 +131,8 @@ class PreferencesHelper(val context: Context) {
 
     fun landscapeColumns() = flowPrefs.getInt(Keys.landscapeColumns, 0)
 
+    fun jumpToChapters() = prefs.getBoolean(Keys.jumpToChapters, false)
+
     fun updateOnlyNonCompleted() = prefs.getBoolean(Keys.updateOnlyNonCompleted, false)
 
     fun autoUpdateTrack() = prefs.getBoolean(Keys.autoUpdateTrack, true)
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/MangaInfoChaptersController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/MangaInfoChaptersController.kt
index 5a2d1ab10..8bedcc991 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/MangaInfoChaptersController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/MangaInfoChaptersController.kt
@@ -72,6 +72,8 @@ class MangaInfoChaptersController(private val fromSource: Boolean = false) :
     private var chaptersHeaderAdapter: MangaChaptersHeaderAdapter? = null
     private var chaptersAdapter: ChaptersAdapter? = null
 
+    private var skippedInfoOnOpen: Boolean = false
+
     /**
      * Action mode for multiple selection.
      */
@@ -305,9 +307,10 @@ class MangaInfoChaptersController(private val fromSource: Boolean = false) :
             // Update view.
             mangaInfoAdapter?.update(manga, source)
 
-            // Skips directly to chapters list by default if navigated to from the library
-            if (!fromSource) {
+            // Skips directly to chapters list if navigated to from the library
+            if (!fromSource && !skippedInfoOnOpen && preferences.jumpToChapters()) {
                 (binding.recycler.layoutManager as LinearLayoutManager).scrollToPositionWithOffset(1, 0)
+                skippedInfoOnOpen = true
             }
         } else {
             // Initialize manga.
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsLibraryController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsLibraryController.kt
index a637d72a8..b42ed0b0a 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsLibraryController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsLibraryController.kt
@@ -72,6 +72,11 @@ class SettingsLibraryController : SettingsController() {
                     }
                     .launchIn(scope)
             }
+            switchPreference {
+                key = Keys.jumpToChapters
+                titleRes = R.string.pref_jump_to_chapters
+                defaultValue = false
+            }
         }
 
         preferenceCategory {
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 2c86687e2..53a413ce7 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -172,6 +172,7 @@
     <string name="portrait">Portrait</string>
     <string name="landscape">Landscape</string>
     <string name="default_columns">Default</string>
+    <string name="pref_jump_to_chapters">Jump to chapters on open</string>
 
     <string name="pref_category_library_update">Updates</string>
     <string name="pref_library_update_interval">Library update frequency</string>