Settings

app/src/main/java/org/koitharu/kotatsu/ui/common/BasePreferenceFragment.kt

@@ -0,0 +1,24 @@
+package org.koitharu.kotatsu.ui.common
+
+import android.content.Context
+import androidx.annotation.StringRes
+import androidx.preference.Preference
+import androidx.preference.PreferenceFragmentCompat
+import org.koin.core.KoinComponent
+import org.koin.core.inject
+import org.koitharu.kotatsu.core.prefs.AppSettings
+
+abstract class BasePreferenceFragment(@StringRes private val titleId: Int) :
+	PreferenceFragmentCompat(), KoinComponent {
+
+	protected val settings by inject<AppSettings>()
+
+	override fun onAttach(context: Context) {
+		super.onAttach(context)
+		activity?.setTitle(titleId)
+	}
+
+	fun <T : Preference> findPreference(@StringRes keyId: Int): T? =
+		findPreference(getString(keyId))
+
+}

app/src/main/java/org/koitharu/kotatsu/ui/main/MainActivity.kt

@@ -15,6 +15,7 @@ import org.koitharu.kotatsu.ui.main.list.favourites.FavouritesListFragment
 import org.koitharu.kotatsu.ui.main.list.history.HistoryListFragment
 import org.koitharu.kotatsu.ui.main.list.local.LocalListFragment
 import org.koitharu.kotatsu.ui.main.list.remote.RemoteListFragment
+import org.koitharu.kotatsu.ui.settings.SettingsActivity
 import org.koitharu.kotatsu.utils.SearchHelper
 
 class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedListener {
@@ -70,6 +71,10 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
 			R.id.nav_history -> setPrimaryFragment(HistoryListFragment.newInstance())
 			R.id.nav_favourites -> setPrimaryFragment(FavouritesListFragment.newInstance())
 			R.id.nav_local_storage -> setPrimaryFragment(LocalListFragment.newInstance())
+			R.id.nav_action_settings -> {
+				startActivity(SettingsActivity.newIntent(this))
+				return true
+			}
 			else -> return false
 		}
 		drawer.closeDrawers()

app/src/main/java/org/koitharu/kotatsu/ui/settings/AppearanceSettingsFragment.kt

@@ -0,0 +1,58 @@
+package org.koitharu.kotatsu.ui.settings
+
+import android.content.SharedPreferences
+import android.os.Bundle
+import android.view.View
+import androidx.collection.arrayMapOf
+import androidx.preference.Preference
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.prefs.ListMode
+import org.koitharu.kotatsu.ui.common.BasePreferenceFragment
+import org.koitharu.kotatsu.ui.main.list.ListModeSelectDialog
+
+class AppearanceSettingsFragment : BasePreferenceFragment(R.string.appearance),
+	SharedPreferences.OnSharedPreferenceChangeListener {
+
+	override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+		addPreferencesFromResource(R.xml.pref_appearance)
+
+		findPreference<Preference>(R.string.key_list_mode)?.summary =
+			listModes[settings.listMode]?.let(::getString)
+	}
+
+	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+		super.onViewCreated(view, savedInstanceState)
+		settings.subscribe(this)
+	}
+
+	override fun onDestroyView() {
+		settings.unsubscribe(this)
+		super.onDestroyView()
+	}
+
+	override fun onPreferenceTreeClick(preference: Preference?): Boolean {
+		return when (preference?.key) {
+			getString(R.string.key_list_mode) -> {
+				ListModeSelectDialog.show(childFragmentManager)
+				true
+			}
+			else -> super.onPreferenceTreeClick(preference)
+		}
+	}
+
+	override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
+		when (key) {
+			getString(R.string.key_list_mode) -> findPreference<Preference>(R.string.key_list_mode)?.summary =
+				listModes[settings.listMode]?.let(::getString)
+		}
+	}
+
+	private companion object {
+
+		val listModes = arrayMapOf(
+			ListMode.DETAILED_LIST to R.string.detailed_list,
+			ListMode.GRID to R.string.grid,
+			ListMode.LIST to R.string.list
+		)
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/settings/SettingsActivity.kt

@@ -0,0 +1,27 @@
+package org.koitharu.kotatsu.ui.settings
+
+import android.content.Context
+import android.content.Intent
+import android.os.Bundle
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.ui.common.BaseActivity
+
+class SettingsActivity : BaseActivity() {
+
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		setContentView(R.layout.activity_settings)
+		supportActionBar?.setDisplayHomeAsUpEnabled(true)
+
+		if (supportFragmentManager.findFragmentById(R.id.container) == null) {
+			supportFragmentManager.beginTransaction()
+				.replace(R.id.container, SettingsHeadersFragment())
+				.commit()
+		}
+	}
+
+	companion object {
+
+		fun newIntent(context: Context) = Intent(context, SettingsActivity::class.java)
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/settings/SettingsHeadersFragment.kt

@@ -0,0 +1,12 @@
+package org.koitharu.kotatsu.ui.settings
+
+import android.os.Bundle
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.ui.common.BasePreferenceFragment
+
+class SettingsHeadersFragment : BasePreferenceFragment(R.string.settings) {
+
+	override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+		addPreferencesFromResource(R.xml.pref_headers)
+	}
+}

app/src/main/java/org/koitharu/kotatsu/utils/ext/PreferenceExt.kt

@@ -0,0 +1,33 @@
+package org.koitharu.kotatsu.utils.ext
+
+import androidx.preference.EditTextPreference
+import androidx.preference.ListPreference
+
+fun ListPreference.bindSummary(listener: (String) -> Boolean = { true }) {
+	summary = entries.getOrNull(findIndexOfValue(value))
+	this.setOnPreferenceChangeListener { preference, newValue ->
+		newValue as String
+		preference as ListPreference
+		val res = listener(newValue)
+		if (res) {
+			preference.summary = preference.entries.getOrNull(preference.findIndexOfValue(newValue))
+		}
+		res
+	}
+}
+
+fun EditTextPreference.bindSummary(
+	formatter: (String) -> String = { it },
+	listener: (String) -> Boolean = { true }
+) {
+	summary = formatter(text)
+	this.setOnPreferenceChangeListener { preference, newValue ->
+		newValue as String
+		preference as EditTextPreference
+		val res = listener(newValue)
+		if (res) {
+			preference.summary = formatter(newValue)
+		}
+		res
+	}
+}