feat: Add a preference to hide "self-boosts"

A "self-boost" is someone boosting their own post. Some people are
particularly prolific at this, and it can clutter the timeline. Provide
a new preference that allows the user to show/hide these boosts from
their timeline.

app/src/main/java/app/pachli/components/preference/TabFilterPreferencesFragment.kt

@@ -36,6 +36,14 @@ class TabFilterPreferencesFragment : PreferenceFragmentCompat() {
                     isIconSpaceReserved = false
                 }
 
+                switchPreference {
+                    setTitle(R.string.pref_title_show_self_boosts)
+                    setSummary(R.string.pref_title_show_self_boosts_description)
+                    key = PrefKeys.TAB_SHOW_HOME_SELF_BOOSTS
+                    setDefaultValue(true)
+                    isIconSpaceReserved = false
+                }.apply { dependency = PrefKeys.TAB_FILTER_HOME_BOOSTS }
+
                 switchPreference {
                     setTitle(R.string.pref_title_show_replies)
                     key = PrefKeys.TAB_FILTER_HOME_REPLIES

app/src/main/java/app/pachli/components/timeline/viewmodel/TimelineViewModel.kt

@@ -301,6 +301,7 @@ abstract class TimelineViewModel(
 
     private var filterRemoveReplies = false
     private var filterRemoveReblogs = false
+    private var filterRemoveSelfReblogs = false
 
     protected val activeAccount = accountManager.activeAccount!!
 
@@ -397,6 +398,8 @@ abstract class TimelineViewModel(
                 !sharedPreferencesRepository.getBoolean(PrefKeys.TAB_FILTER_HOME_REPLIES, true)
             filterRemoveReblogs =
                 !sharedPreferencesRepository.getBoolean(PrefKeys.TAB_FILTER_HOME_BOOSTS, true)
+            filterRemoveSelfReblogs =
+                !sharedPreferencesRepository.getBoolean(PrefKeys.TAB_SHOW_HOME_SELF_BOOSTS, true)
         }
 
         // Save the visible status ID (if it's the home timeline)
@@ -492,7 +495,9 @@ abstract class TimelineViewModel(
         val status = statusViewData.status
         return if (
             (status.inReplyToId != null && filterRemoveReplies) ||
-            (status.reblog != null && filterRemoveReblogs)
+            (status.reblog != null && filterRemoveReblogs) ||
+            // To determine if the boost is boosting your own toot
+            ((status.account.id == status.reblog?.account?.id) && filterRemoveSelfReblogs)
         ) {
             return Filter.Action.HIDE
         } else {
@@ -560,6 +565,14 @@ abstract class TimelineViewModel(
                     reloadKeepingReadingPosition()
                 }
             }
+            PrefKeys.TAB_SHOW_HOME_SELF_BOOSTS -> {
+                val filter = sharedPreferencesRepository.getBoolean(PrefKeys.TAB_SHOW_HOME_SELF_BOOSTS, true)
+                val oldRemoveSelfReblogs = filterRemoveSelfReblogs
+                filterRemoveSelfReblogs = timelineKind is TimelineKind.Home && !filter
+                if (oldRemoveSelfReblogs != filterRemoveSelfReblogs) {
+                    reloadKeepingReadingPosition()
+                }
+            }
         }
     }
 

app/src/main/java/app/pachli/settings/SettingsConstants.kt

@@ -103,6 +103,7 @@ object PrefKeys {
 
     const val TAB_FILTER_HOME_REPLIES = "tabFilterHomeReplies_v2" // This was changed once to reset an unintentionally set default.
     const val TAB_FILTER_HOME_BOOSTS = "tabFilterHomeBoosts"
+    const val TAB_SHOW_HOME_SELF_BOOSTS = "tabShowHomeSelfBoosts"
 
     /** UI text scaling factor, stored as float, 100 = 100% = no scaling */
     const val UI_TEXT_SCALE_RATIO = "uiTextScaleRatio"

app/src/main/res/values/strings.xml

@@ -144,6 +144,8 @@
     <string name="action_share_account_username">Share username of account</string>
     <string name="action_hide_reblogs">Hide boosts</string>
     <string name="action_show_reblogs">Show boosts</string>
+    <string name="pref_title_show_self_boosts">Show self-boosts</string>
+    <string name="pref_title_show_self_boosts_description">Someone boosting their own post</string>
     <string name="action_report">Report</string>
     <string name="action_edit">Edit</string>
     <string name="action_delete">Delete</string>