add search

app/src/main/java/org/mosad/teapod/util/CustomAdapter.kt

@@ -1,16 +1,28 @@
 package org.mosad.teapod.util
 
 import android.content.Context
+import android.graphics.Bitmap
+import android.graphics.drawable.Drawable
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.ArrayAdapter
-import android.widget.ImageView
-import android.widget.TextView
+import android.widget.*
+import androidx.core.content.res.ResourcesCompat
 import com.bumptech.glide.Glide
+import com.bumptech.glide.request.target.CustomTarget
+import com.bumptech.glide.request.transition.Transition
 import org.mosad.teapod.R
+import java.util.*
+import kotlin.collections.ArrayList
 
-class CustomAdapter(context: Context, private val media: ArrayList<GUIMedia>) : ArrayAdapter<GUIMedia>(context, R.layout.linear_media, media) {
+class CustomAdapter(val context: Context, private val originalMedia: ArrayList<GUIMedia>) : BaseAdapter(), Filterable {
+
+    private var filteredMedia = originalMedia.map { it.copy() }
+    private val customFilter = CustomFilter()
+
+    init {
+        println("initial filtered size is: ${filteredMedia.size}")
+    }
 
     override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
         val view = convertView ?: LayoutInflater.from(context).inflate(R.layout.linear_media, parent, false)
@@ -18,10 +30,54 @@ class CustomAdapter(context: Context, private val media: ArrayList<GUIMedia>) :
         val textTitle = view.findViewById<TextView>(R.id.text_title)
         val imagePoster = view.findViewById<ImageView>(R.id.image_poster)
 
-        textTitle.text = media[position].title
-        Glide.with(context).load(media[position].posterLink).into(imagePoster)
+        textTitle.text = filteredMedia[position].title
+        Glide.with(context).load(filteredMedia[position].posterLink).into(imagePoster)
 
         return view
     }
 
+    override fun getFilter(): Filter {
+        return customFilter
+    }
+
+    override fun getCount(): Int {
+        return filteredMedia.size
+    }
+
+    override fun getItem(position: Int): Any {
+        return filteredMedia[position]
+    }
+
+    override fun getItemId(position: Int): Long {
+        return position.toLong()
+    }
+
+    inner class CustomFilter : Filter() {
+        override fun performFiltering(constraint: CharSequence?): FilterResults {
+            val filterTerm = constraint.toString().toLowerCase(Locale.ROOT)
+            val results = FilterResults()
+
+            val filteredList = if (filterTerm.isEmpty()) {
+                originalMedia
+            } else {
+                originalMedia.filter {
+                    it.title.toLowerCase(Locale.ROOT).contains(filterTerm)
+                }
+            }
+
+            results.values = filteredList
+            results.count = filteredList.size
+
+            println("filtered size is: ${results.count}")
+
+            return results
+        }
+
+        override fun publishResults(constraint: CharSequence?, results: FilterResults?) {
+            filteredMedia = results?.values as ArrayList<GUIMedia>
+            notifyDataSetChanged()
+        }
+
+    }
+
 }

app/src/main/java/org/mosad/teapod/util/DataTypes.kt

@@ -1,3 +1,7 @@
 package org.mosad.teapod.util
 
-data class GUIMedia(val title: String, val posterLink: String, val shortDesc : String, val link: String)
+data class GUIMedia(val title: String, val posterLink: String, val shortDesc : String, val link: String) {
+    override fun toString(): String {
+        return title
+    }
+}