Option to disable all sources

app/src/main/java/org/koitharu/kotatsu/settings/sources/SourcesSettingsFragment.kt

@@ -106,7 +106,13 @@ class SourcesSettingsFragment :
 			searchView.queryHint = searchMenuItem.title
 		}
 
-		override fun onMenuItemSelected(menuItem: MenuItem): Boolean = false
+		override fun onMenuItemSelected(menuItem: MenuItem): Boolean = when (menuItem.itemId) {
+			R.id.action_disable_all -> {
+				viewModel.disableAll()
+				true
+			}
+			else -> false
+		}
 
 		override fun onMenuItemActionExpand(item: MenuItem?): Boolean {
 			(activity as? AppBarOwner)?.appBar?.setExpanded(false, true)

app/src/main/java/org/koitharu/kotatsu/settings/sources/SourcesSettingsViewModel.kt

@@ -7,6 +7,7 @@ import org.koitharu.kotatsu.base.ui.BaseViewModel
 import org.koitharu.kotatsu.core.model.getLocaleTitle
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.parsers.model.MangaSource
+import org.koitharu.kotatsu.parsers.util.mapToSet
 import org.koitharu.kotatsu.parsers.util.toTitleCase
 import org.koitharu.kotatsu.settings.sources.model.SourceConfigItem
 import org.koitharu.kotatsu.utils.ext.map
@@ -58,6 +59,13 @@ class SourcesSettingsViewModel(
 		buildList()
 	}
 
+	fun disableAll() {
+		settings.hiddenSources = settings.getMangaSources(includeHidden = true).mapToSet {
+			it.name
+		}
+		buildList()
+	}
+
 	fun expandOrCollapse(headerId: String?) {
 		if (headerId in expandedGroups) {
 			expandedGroups.remove(headerId)

app/src/main/res/menu/opt_sources.xml

@@ -10,4 +10,9 @@
 		app:actionViewClass="androidx.appcompat.widget.SearchView"
 		app:showAsAction="ifRoom|collapseActionView" />
 
+	<item
+		android:id="@+id/action_disable_all"
+		android:title="@string/disable_all"
+		app:showAsAction="never" />
+
 </menu>

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

@@ -300,4 +300,5 @@
 	<string name="disable_battery_optimization_summary">Helps with background updates checks</string>
 	<string name="crash_text">Something went wrong. Please submit a bug report to the developers to help us fix it.</string>
 	<string name="send">Send</string>
+	<string name="disable_all">Disable all</string>
 </resources>