Add voice search

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

@@ -7,8 +7,10 @@ import android.os.Bundle
 import android.view.MenuItem
 import android.view.View
 import android.view.ViewGroup.MarginLayoutParams
+import androidx.activity.result.ActivityResultCallback
 import androidx.appcompat.app.ActionBarDrawerToggle
 import androidx.appcompat.view.ActionMode
+import androidx.core.app.ActivityOptionsCompat
 import androidx.core.content.ContextCompat
 import androidx.core.graphics.Insets
 import androidx.core.view.*
@@ -17,7 +19,10 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentTransaction
 import androidx.fragment.app.commit
 import androidx.lifecycle.lifecycleScope
+import androidx.transition.TransitionManager
+import com.google.android.material.R as materialR
 import com.google.android.material.appbar.AppBarLayout
+import com.google.android.material.appbar.AppBarLayout.LayoutParams.*
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.navigation.NavigationView
 import com.google.android.material.snackbar.Snackbar
@@ -55,8 +60,8 @@ import org.koitharu.kotatsu.suggestions.ui.SuggestionsFragment
 import org.koitharu.kotatsu.suggestions.ui.SuggestionsWorker
 import org.koitharu.kotatsu.tracker.ui.FeedFragment
 import org.koitharu.kotatsu.tracker.work.TrackWorker
+import org.koitharu.kotatsu.utils.VoiceInputContract
 import org.koitharu.kotatsu.utils.ext.*
-import com.google.android.material.R as materialR
 
 private const val TAG_PRIMARY = "primary"
 private const val TAG_SEARCH = "search"
@@ -75,6 +80,7 @@ class MainActivity :
 	private lateinit var navHeaderBinding: NavigationHeaderBinding
 	private var drawerToggle: ActionBarDrawerToggle? = null
 	private var drawer: DrawerLayout? = null
+	private val voiceInputLauncher = registerForActivityResult(VoiceInputContract(), VoiceInputCallback())
 
 	override val appBar: AppBarLayout
 		get() = binding.appbar
@@ -119,6 +125,7 @@ class MainActivity :
 		}
 
 		binding.fab.setOnClickListener(this@MainActivity)
+		binding.searchView.isVoiceSearchEnabled = voiceInputLauncher.resolve(this, null) != null
 
 		supportFragmentManager.findFragmentByTag(TAG_PRIMARY)?.let {
 			if (it is HistoryListFragment) binding.fab.show() else binding.fab.hide()
@@ -277,6 +284,19 @@ class MainActivity :
 		searchSuggestionViewModel.onQueryChanged(query)
 	}
 
+	override fun onVoiceSearchClick() {
+		val options = binding.searchView.drawableEnd?.bounds?.let { bounds ->
+			ActivityOptionsCompat.makeScaleUpAnimation(
+				binding.searchView,
+				bounds.centerX(),
+				bounds.centerY(),
+				bounds.width(),
+				bounds.height(),
+			)
+		}
+		voiceInputLauncher.tryLaunch(binding.searchView.hint?.toString(), options)
+	}
+
 	override fun onClearSearchHistory() {
 		MaterialAlertDialogBuilder(this)
 			.setTitle(R.string.clear_search_history)
@@ -373,13 +393,26 @@ class MainActivity :
 	}
 
 	private fun onSearchOpened() {
+		TransitionManager.beginDelayedTransition(binding.appbar)
 		drawerToggle?.isDrawerIndicatorEnabled = false
+		binding.toolbarCard.updateLayoutParams<AppBarLayout.LayoutParams> {
+			scrollFlags = SCROLL_FLAG_NO_SCROLL
+		}
+		binding.appbar.setBackgroundColor(getThemeColor(materialR.attr.colorSurfaceVariant))
+		binding.appbar.updatePadding(left = 0, right = 0)
 		adjustDrawerLock()
 		adjustFabVisibility(isSearchOpened = true)
 	}
 
 	private fun onSearchClosed() {
+		TransitionManager.beginDelayedTransition(binding.appbar)
 		drawerToggle?.isDrawerIndicatorEnabled = true
+		binding.toolbarCard.updateLayoutParams<AppBarLayout.LayoutParams> {
+			scrollFlags = SCROLL_FLAG_SCROLL or SCROLL_FLAG_ENTER_ALWAYS
+		}
+		binding.appbar.background = null
+		val padding = resources.getDimensionPixelOffset(R.dimen.margin_normal)
+		binding.appbar.updatePadding(left = padding, right = padding)
 		adjustDrawerLock()
 		adjustFabVisibility(isSearchOpened = false)
 	}
@@ -427,4 +460,13 @@ class MainActivity :
 			if (isLocked) DrawerLayout.LOCK_MODE_LOCKED_CLOSED else DrawerLayout.LOCK_MODE_UNLOCKED
 		)
 	}
+
+	private inner class VoiceInputCallback : ActivityResultCallback<String?> {
+
+		override fun onActivityResult(result: String?) {
+			if (result != null) {
+				binding.searchView.query = result
+			}
+		}
+	}
 }

app/src/main/java/org/koitharu/kotatsu/search/ui/suggestion/SearchSuggestionListener.kt

@@ -14,4 +14,6 @@ interface SearchSuggestionListener {
 	fun onClearSearchHistory()
 
 	fun onTagClick(tag: MangaTag)
+
+	fun onVoiceSearchClick()
 }

app/src/main/java/org/koitharu/kotatsu/search/ui/widget/SearchEditText.kt

@@ -2,15 +2,20 @@ package org.koitharu.kotatsu.search.ui.widget
 
 import android.annotation.SuppressLint
 import android.content.Context
+import android.os.Parcelable
 import android.util.AttributeSet
 import android.view.KeyEvent
 import android.view.MotionEvent
+import android.view.SoundEffectConstants
+import android.view.accessibility.AccessibilityEvent
 import android.view.inputmethod.EditorInfo
 import androidx.annotation.AttrRes
 import androidx.appcompat.widget.AppCompatEditText
 import androidx.core.content.ContextCompat
-import com.google.android.material.R
+import com.google.android.material.R as materialR
+import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.search.ui.suggestion.SearchSuggestionListener
+import org.koitharu.kotatsu.utils.ext.drawableEnd
 import org.koitharu.kotatsu.utils.ext.drawableStart
 
 private const val DRAWABLE_END = 2
@@ -18,11 +23,19 @@ private const val DRAWABLE_END = 2
 class SearchEditText @JvmOverloads constructor(
 	context: Context,
 	attrs: AttributeSet? = null,
-	@AttrRes defStyleAttr: Int = R.attr.editTextStyle,
+	@AttrRes defStyleAttr: Int = materialR.attr.editTextStyle,
 ) : AppCompatEditText(context, attrs, defStyleAttr) {
 
 	var searchSuggestionListener: SearchSuggestionListener? = null
-	private val clearIcon = ContextCompat.getDrawable(context, R.drawable.abc_ic_clear_material)
+	private val clearIcon = ContextCompat.getDrawable(context, materialR.drawable.abc_ic_clear_material)
+	private val voiceIcon = ContextCompat.getDrawable(context, R.drawable.ic_voice_input)
+	private var isEmpty = text.isNullOrEmpty()
+
+	var isVoiceSearchEnabled: Boolean = false
+		set(value) {
+			field = value
+			updateActionIcon()
+		}
 
 	var query: String
 		get() = text?.trim()?.toString().orEmpty()
@@ -57,15 +70,19 @@ class SearchEditText @JvmOverloads constructor(
 		lengthAfter: Int,
 	) {
 		super.onTextChanged(text, start, lengthBefore, lengthAfter)
-		setCompoundDrawablesRelativeWithIntrinsicBounds(
-			drawableStart,
-			null,
-			if (text.isNullOrEmpty()) null else clearIcon,
-			null,
-		)
+		val empty = text.isNullOrEmpty()
+		if (isEmpty != empty) {
+			isEmpty = empty
+			updateActionIcon()
+		}
 		searchSuggestionListener?.onQueryChanged(query)
 	}
 
+	override fun onRestoreInstanceState(state: Parcelable?) {
+		super.onRestoreInstanceState(state)
+		updateActionIcon()
+	}
+
 	@SuppressLint("ClickableViewAccessibility")
 	override fun onTouchEvent(event: MotionEvent): Boolean {
 		if (event.action == MotionEvent.ACTION_UP) {
@@ -76,7 +93,9 @@ class SearchEditText @JvmOverloads constructor(
 				event.x.toInt() in (width - drawable.bounds.width() - paddingRight)..(width - paddingRight)
 			}
 			if (isOnDrawable) {
-				text?.clear()
+				sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_CLICKED)
+				playSoundEffect(SoundEffectConstants.CLICK)
+				onActionIconClick()
 				return true
 			}
 		}
@@ -87,4 +106,22 @@ class SearchEditText @JvmOverloads constructor(
 		super.clearFocus()
 		text?.clear()
 	}
+
+	private fun onActionIconClick() {
+		when {
+			!text.isNullOrEmpty() -> text?.clear()
+			isVoiceSearchEnabled -> searchSuggestionListener?.onVoiceSearchClick()
+		}
+	}
+
+	private fun updateActionIcon() {
+		val icon = when {
+			!text.isNullOrEmpty() -> clearIcon
+			isVoiceSearchEnabled -> voiceIcon
+			else -> null
+		}
+		if (icon !== drawableEnd) {
+			setCompoundDrawablesRelativeWithIntrinsicBounds(drawableStart, null, icon, null)
+		}
+	}
 }

app/src/main/java/org/koitharu/kotatsu/utils/VoiceInputContract.kt

@@ -0,0 +1,26 @@
+package org.koitharu.kotatsu.utils
+
+import android.app.Activity
+import android.content.Context
+import android.content.Intent
+import android.speech.RecognizerIntent
+import androidx.activity.result.contract.ActivityResultContract
+
+class VoiceInputContract : ActivityResultContract<String?, String?>() {
+
+	override fun createIntent(context: Context, input: String?): Intent {
+		val intent = Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH)
+		intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM)
+		intent.putExtra(RecognizerIntent.EXTRA_PROMPT, input)
+		return intent
+	}
+
+	override fun parseResult(resultCode: Int, intent: Intent?): String? {
+		return if (resultCode == Activity.RESULT_OK && intent != null) {
+			val matches = intent.getStringArrayExtra(RecognizerIntent.EXTRA_RESULTS)
+			matches?.firstOrNull()
+		} else {
+			null
+		}
+	}
+}

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

@@ -1,14 +1,17 @@
 package org.koitharu.kotatsu.utils.ext
 
 import android.content.Context
+import android.content.pm.ResolveInfo
 import android.net.ConnectivityManager
 import android.net.Network
 import android.net.NetworkRequest
 import android.net.Uri
 import android.os.Build
+import androidx.activity.result.ActivityResultLauncher
+import androidx.core.app.ActivityOptionsCompat
 import androidx.work.CoroutineWorker
-import kotlin.coroutines.resume
 import kotlinx.coroutines.suspendCancellableCoroutine
+import kotlin.coroutines.resume
 
 val Context.connectivityManager: ConnectivityManager
 	get() = getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
@@ -40,4 +43,16 @@ fun String.toUriOrNull() = if (isEmpty()) null else Uri.parse(this)
 suspend fun CoroutineWorker.trySetForeground(): Boolean = runCatching {
 	val info = getForegroundInfo()
 	setForeground(info)
-}.isSuccess
+}.isSuccess
+
+fun <I> ActivityResultLauncher<I>.resolve(context: Context, input: I): ResolveInfo? {
+	val pm = context.packageManager
+	val intent = contract.createIntent(context, input)
+	return pm.resolveActivity(intent, 0)
+}
+
+fun <I> ActivityResultLauncher<I>.tryLaunch(input: I, options: ActivityOptionsCompat? = null): Boolean {
+	return runCatching {
+		launch(input, options)
+	}.isSuccess
+}

app/src/main/res/drawable/ic_voice_input.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+	android:height="24dp"
+	android:width="24dp"
+	android:tint="?attr/colorControlNormal"
+	android:viewportWidth="24"
+	android:viewportHeight="24">
+	<path android:fillColor="#000" android:pathData="M17.3,11C17.3,14 14.76,16.1 12,16.1C9.24,16.1 6.7,14 6.7,11H5C5,14.41 7.72,17.23 11,17.72V21H13V17.72C16.28,17.23 19,14.41 19,11M10.8,4.9C10.8,4.24 11.34,3.7 12,3.7C12.66,3.7 13.2,4.24 13.2,4.9L13.19,11.1C13.19,11.76 12.66,12.3 12,12.3C11.34,12.3 10.8,11.76 10.8,11.1M12,14A3,3 0 0,0 15,11V5A3,3 0 0,0 12,2A3,3 0 0,0 9,5V11A3,3 0 0,0 12,14Z" />
+</vector>

app/src/main/res/layout-w720dp-land/activity_main.xml

@@ -31,8 +31,9 @@
 			android:id="@+id/appbar"
 			android:layout_width="match_parent"
 			android:layout_height="wrap_content"
-			android:paddingLeft="16dp"
 			android:background="@null"
+			android:clipToPadding="false"
+			android:paddingLeft="16dp"
 			android:paddingRight="16dp"
 			app:elevation="0dp"
 			app:liftOnScroll="false">

app/src/main/res/layout/activity_main.xml

@@ -23,6 +23,7 @@
 			android:layout_width="match_parent"
 			android:layout_height="wrap_content"
 			android:background="@null"
+			android:clipToPadding="false"
 			android:paddingLeft="16dp"
 			android:paddingRight="16dp"
 			android:stateListAnimator="@null">
@@ -56,7 +57,6 @@
 						android:hint="@string/search_manga"
 						android:imeOptions="actionSearch"
 						android:importantForAutofill="no"
-						android:paddingBottom="1dp"
 						android:singleLine="true"
 						tools:drawableEnd="@drawable/abc_ic_clear_material" />
 

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

@@ -39,6 +39,7 @@
 	<style name="Widget.Kotatsu.SearchView" parent="@style/Widget.AppCompat.SearchView">
 		<item name="iconifiedByDefault">false</item>
 		<item name="searchIcon">@null</item>
+		<item name="hintTextAppearance">?textAppearanceBodyMedium</item>
 		<item name="queryBackground">@null</item>
 		<item name="android:textColorHint">?attr/colorControlNormal</item>
 		<item name="android:textSize">18sp</item>