Basic implementation of hiding catalogue by long pressing

app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/CatalogueController.kt

@@ -19,7 +19,9 @@ import eu.davidea.flexibleadapter.FlexibleAdapter
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
+import eu.kanade.tachiyomi.data.preference.getOrDefault
 import eu.kanade.tachiyomi.source.CatalogueSource
+import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.source.online.LoginSource
 import eu.kanade.tachiyomi.ui.base.controller.NucleusController
 import eu.kanade.tachiyomi.ui.base.controller.requestPermissionsSafe
@@ -54,10 +56,12 @@ import kotlin.math.max
 class CatalogueController : NucleusController<CataloguePresenter>(),
         SourceLoginDialog.Listener,
         FlexibleAdapter.OnItemClickListener,
+        FlexibleAdapter.OnItemLongClickListener,
         CatalogueAdapter.OnBrowseClickListener,
         RootSearchInterface,
         BottomSheetController,
-        CatalogueAdapter.OnLatestClickListener {
+        CatalogueAdapter.OnLatestClickListener,
+        HideCatalogueDialog.Listener {
 
     /**
      * Application preferences.
@@ -235,9 +239,6 @@ class CatalogueController : NucleusController<CataloguePresenter>(),
         }
     }
 
-    /**
-     * Called when item is clicked
-     */
     override fun onItemClick(view: View, position: Int): Boolean {
         val item = adapter?.getItem(position) as? SourceItem ?: return false
         val source = item.source
@@ -252,6 +253,22 @@ class CatalogueController : NucleusController<CataloguePresenter>(),
         return false
     }
 
+    override fun onItemLongClick(position: Int) {
+        val item = adapter?.getItem(position) as? SourceItem ?: return
+        val source = item.source
+
+        val dialog = HideCatalogueDialog(source)
+        dialog.targetController = this@CatalogueController
+        dialog.showDialog(router)
+    }
+
+    override fun hideCatalogueDialogClosed(source: Source) {
+        val current = preferences.hiddenCatalogues().getOrDefault()
+        preferences.hiddenCatalogues().set(current + source.id.toString())
+
+        presenter.updateSources()
+    }
+
     /**
      * Called when browse is clicked in [CatalogueAdapter]
      */

app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/HideCatalogueDialog.kt

@@ -0,0 +1,31 @@
+package eu.kanade.tachiyomi.ui.catalogue
+
+import android.app.Dialog
+import android.os.Bundle
+import com.afollestad.materialdialogs.MaterialDialog
+import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.source.Source
+import eu.kanade.tachiyomi.source.SourceManager
+import eu.kanade.tachiyomi.ui.base.controller.DialogController
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.get
+
+class HideCatalogueDialog(bundle: Bundle? = null) : DialogController(bundle) {
+
+    private val source = Injekt.get<SourceManager>().get(args.getLong("key"))!!
+
+    constructor(source: Source) : this(Bundle().apply { putLong("key", source.id) })
+
+    override fun onCreateDialog(savedViewState: Bundle?): Dialog {
+        return MaterialDialog(activity!!)
+                .title(text = activity!!.getString(R.string.hide_question, source.name))
+                .positiveButton(android.R.string.ok) {
+                    (targetController as? Listener)?.hideCatalogueDialogClosed(source)
+                }
+                .negativeButton(android.R.string.cancel)
+    }
+
+    interface Listener {
+        fun hideCatalogueDialogClosed(source: Source)
+    }
+}

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

@@ -630,6 +630,7 @@
     <string name="filter">Filter</string>
     <string name="forward">Forward</string>
     <string name="free">Free</string>
+    <string name="hide_question">Hide %1$s?</string>
     <string name="ignore">Ignore</string>
     <string name="install">Install</string>
     <string name="left">Left</string>