Basic implementation of hiding catalogue by long pressing

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

@@ -18,7 +18,9 @@ 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.ui.base.controller.NucleusController
 import eu.kanade.tachiyomi.ui.base.controller.requestPermissionsSafe
 import eu.kanade.tachiyomi.ui.base.controller.withFadeTransaction
@@ -38,8 +40,10 @@ import uy.kohesive.injekt.api.get
  */
 class CatalogueController : NucleusController<CataloguePresenter>(),
         FlexibleAdapter.OnItemClickListener,
+        FlexibleAdapter.OnItemLongClickListener,
         CatalogueAdapter.OnBrowseClickListener,
-        CatalogueAdapter.OnLatestClickListener {
+        CatalogueAdapter.OnLatestClickListener,
+        HideCatalogueDialog.Listener {
 
     /**
      * Application preferences.
@@ -118,9 +122,6 @@ 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
@@ -128,6 +129,22 @@ 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 +1,33 @@
+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.Builder(activity!!)
+                .title(activity!!.getString(R.string.hide_catalogue, source.name))
+                .positiveText(android.R.string.ok)
+                .onPositive { _, _ ->
+                    (targetController as? Listener)?.hideCatalogueDialogClosed(source)
+                }
+                .negativeText(android.R.string.cancel)
+                .build()
+    }
+
+    interface Listener {
+        fun hideCatalogueDialogClosed(source: Source)
+    }
+}

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

@@ -367,6 +367,7 @@
     <string name="action_global_search_hint">Global search…</string>
     <string name="latest">Latest</string>
     <string name="browse">Browse</string>
+    <string name="hide_catalogue">Hide %1$s?</string>
 
     <!-- Manga activity -->
     <string name="manga_not_in_db">This manga has been removed from the database.</string>