search suggestions rewrite

app/src/main/java/com/github/libretube/adapters/SearchHistoryAdapter.kt

@@ -4,7 +4,7 @@ import android.content.Context
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.AutoCompleteTextView
+import android.widget.EditText
 import android.widget.TextView
 import androidx.preference.PreferenceManager
 import androidx.recyclerview.widget.RecyclerView
@@ -14,7 +14,7 @@ import com.google.android.material.imageview.ShapeableImageView
 class SearchHistoryAdapter(
     private val context: Context,
     private var historyList: List<String>,
-    private val editText: AutoCompleteTextView
+    private val editText: EditText
 ) :
     RecyclerView.Adapter<SearchHistoryViewHolder>() {
 

app/src/main/java/com/github/libretube/adapters/SearchSuggestionsAdapter.kt

@@ -0,0 +1,40 @@
+package com.github.libretube.adapters
+
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.EditText
+import android.widget.TextView
+import androidx.recyclerview.widget.RecyclerView
+import com.github.libretube.R
+
+class SearchSuggestionsAdapter(
+    private var suggestionsList: List<String>,
+    private var autoCompleteTextView: EditText
+) :
+    RecyclerView.Adapter<SearchSuggestionsViewHolder>() {
+
+    override fun getItemCount(): Int {
+        return suggestionsList.size
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): SearchSuggestionsViewHolder {
+        val layoutInflater = LayoutInflater.from(parent.context)
+        val cell = layoutInflater.inflate(R.layout.searchsuggestion_row, parent, false)
+        return SearchSuggestionsViewHolder(cell)
+    }
+
+    override fun onBindViewHolder(holder: SearchSuggestionsViewHolder, position: Int) {
+        val suggestion = suggestionsList[position]
+        val suggestionTextView = holder.v.findViewById<TextView>(R.id.suggestion_text)
+        suggestionTextView.text = suggestion
+        holder.v.setOnClickListener {
+            autoCompleteTextView.setText(suggestion)
+        }
+    }
+}
+
+class SearchSuggestionsViewHolder(val v: View) : RecyclerView.ViewHolder(v) {
+    init {
+    }
+}

app/src/main/java/com/github/libretube/fragments/SearchFragment.kt

@@ -1,7 +1,6 @@
 package com.github.libretube.fragments
 
 import android.content.Context
-import android.content.DialogInterface
 import android.os.Bundle
 import android.text.Editable
 import android.text.TextWatcher
@@ -12,8 +11,7 @@ import android.view.ViewGroup
 import android.view.WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN
 import android.view.inputmethod.EditorInfo
 import android.view.inputmethod.InputMethodManager
-import android.widget.ArrayAdapter
-import android.widget.AutoCompleteTextView
+import android.widget.EditText
 import android.widget.ImageView
 import android.widget.TextView.GONE
 import android.widget.TextView.OnEditorActionListener
@@ -27,14 +25,14 @@ import androidx.recyclerview.widget.RecyclerView
 import com.github.libretube.R
 import com.github.libretube.adapters.SearchAdapter
 import com.github.libretube.adapters.SearchHistoryAdapter
+import com.github.libretube.adapters.SearchSuggestionsAdapter
 import com.github.libretube.hideKeyboard
 import com.github.libretube.util.RetrofitInstance
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import java.io.IOException
 import kotlinx.coroutines.GlobalScope
-import kotlinx.coroutines.delay
 import kotlinx.coroutines.launch
 import retrofit2.HttpException
+import java.io.IOException
 
 class SearchFragment : Fragment() {
     private val TAG = "SearchFragment"
@@ -42,6 +40,7 @@ class SearchFragment : Fragment() {
     private var apiSearchFilter = "all"
     private var nextPage: String? = null
     private lateinit var searchRecView: RecyclerView
+    private lateinit var historyRecView: RecyclerView
     private var searchAdapter: SearchAdapter? = null
     private var isLoading: Boolean = true
 
@@ -62,11 +61,11 @@ class SearchFragment : Fragment() {
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
-        searchRecView = view.findViewById<RecyclerView>(R.id.search_recycler)
+        searchRecView = view.findViewById(R.id.search_recycler)
+        historyRecView = view.findViewById(R.id.history_recycler)
 
-        val autoTextView = view.findViewById<AutoCompleteTextView>(R.id.autoCompleteTextView)
+        val autoTextView = view.findViewById<EditText>(R.id.autoCompleteTextView)
         val clearSearchButton = view.findViewById<ImageView>(R.id.clearSearch_imageView)
-        val historyRecycler = view.findViewById<RecyclerView>(R.id.history_recycler)
         val filterImageView = view.findViewById<ImageView>(R.id.filterMenu_imageView)
 
         var tempSelectedItem = 0
@@ -92,15 +91,12 @@ class SearchFragment : Fragment() {
 
             MaterialAlertDialogBuilder(view.context)
                 .setTitle(getString(R.string.choose_filter))
-                .setSingleChoiceItems(
-                    filterOptions, selectedFilter,
-                    DialogInterface.OnClickListener { _, id ->
+                .setSingleChoiceItems(filterOptions, selectedFilter) { _, id ->
                     tempSelectedItem = id
                 }
-                )
                 .setPositiveButton(
                     getString(R.string.okay),
-                    DialogInterface.OnClickListener { _, _ ->
+                ) { _, _ ->
                     selectedFilter = tempSelectedItem
                     apiSearchFilter = when (selectedFilter) {
                         0 -> "all"
@@ -115,7 +111,6 @@ class SearchFragment : Fragment() {
                     }
                     fetchSearch(autoTextView.text.toString())
                 }
-                )
                 .setNegativeButton(getString(R.string.cancel), null)
                 .create()
                 .show()
@@ -124,13 +119,13 @@ class SearchFragment : Fragment() {
         // show search history
 
         searchRecView.visibility = GONE
-        historyRecycler.visibility = VISIBLE
+        historyRecView.visibility = VISIBLE
 
-        historyRecycler.layoutManager = LinearLayoutManager(view.context)
+        historyRecView.layoutManager = LinearLayoutManager(view.context)
 
         val historyList = getHistory()
         if (historyList.isNotEmpty()) {
-            historyRecycler.adapter =
+            historyRecView.adapter =
                 SearchHistoryAdapter(requireContext(), historyList, autoTextView)
         }
 
@@ -150,8 +145,6 @@ class SearchFragment : Fragment() {
 
             override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
                 if (s!! != "") {
-                    searchRecView.visibility = VISIBLE
-                    historyRecycler.visibility = GONE
                     searchRecView.adapter = null
 
                     searchRecView.viewTreeObserver
@@ -163,8 +156,6 @@ class SearchFragment : Fragment() {
 
                     GlobalScope.launch {
                         fetchSuggestions(s.toString(), autoTextView)
-                        delay(1000)
-                        fetchSearch(s.toString())
                     }
                 }
             }
@@ -172,10 +163,10 @@ class SearchFragment : Fragment() {
             override fun afterTextChanged(s: Editable?) {
                 if (s!!.isEmpty()) {
                     searchRecView.visibility = GONE
-                    historyRecycler.visibility = VISIBLE
+                    historyRecView.visibility = GONE
                     val historyList = getHistory()
                     if (historyList.isNotEmpty()) {
-                        historyRecycler.adapter =
+                        historyRecView.adapter =
                             SearchHistoryAdapter(requireContext(), historyList, autoTextView)
                     }
                 }
@@ -185,7 +176,9 @@ class SearchFragment : Fragment() {
             OnEditorActionListener { _, actionId, _ ->
                 if (actionId == EditorInfo.IME_ACTION_SEARCH) {
                     hideKeyboard()
-                    autoTextView.dismissDropDown()
+                    searchRecView.visibility = VISIBLE
+                    historyRecView.visibility = GONE
+                    fetchSearch(autoTextView.text.toString())
                     if (sharedPreferences.getBoolean(
                             "search_history_toggle",
                             true
@@ -199,12 +192,9 @@ class SearchFragment : Fragment() {
                 false
             }
         )
-        autoTextView.setOnItemClickListener { _, _, _, _ ->
-            hideKeyboard()
-        }
     }
 
-    private fun fetchSuggestions(query: String, autoTextView: AutoCompleteTextView) {
+    private fun fetchSuggestions(query: String, autoTextView: EditText) {
         lifecycleScope.launchWhenCreated {
             val response = try {
                 RetrofitInstance.api.getSuggestions(query)
@@ -216,9 +206,9 @@ class SearchFragment : Fragment() {
                 Log.e(TAG, "HttpException, unexpected response")
                 return@launchWhenCreated
             }
-            val adapter =
-                ArrayAdapter(requireContext(), android.R.layout.simple_list_item_1, response)
-            autoTextView.setAdapter(adapter)
+            historyRecView.visibility = VISIBLE
+            val suggestionsAdapter = SearchSuggestionsAdapter(response, autoTextView)
+            historyRecView.adapter = suggestionsAdapter
         }
     }
 

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

@@ -42,12 +42,11 @@
                     android:background="@android:color/transparent"
                     app:hintEnabled="false">
 
-                    <AutoCompleteTextView
+                    <EditText
                         android:id="@+id/autoCompleteTextView"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"
                         android:background="@android:color/transparent"
-                        android:dropDownWidth="match_parent"
                         android:hint="@string/search_hint"
                         android:imeOptions="actionSearch"
                         android:inputType="text"

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

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_margin="8dp"
+    android:layout_marginBottom="16dp"
+    android:background="?android:attr/selectableItemBackground">
+
+    <ImageView
+        android:id="@+id/search_icon"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:src="@drawable/ic_search"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        android:layout_margin="5dp" />
+
+    <TextView
+        android:id="@+id/suggestion_text"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:layout_marginEnd="8dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toEndOf="@id/search_icon"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>