Random kaomoji for empty view

app/src/main/java/eu/kanade/tachiyomi/widget/EmptyView.kt

@@ -2,12 +2,13 @@ package eu.kanade.tachiyomi.widget
 
 import android.content.Context
 import android.util.AttributeSet
-import android.view.View
 import android.widget.RelativeLayout
+import androidx.annotation.StringRes
 import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.util.system.getResourceColor
-import eu.kanade.tachiyomi.util.view.setVectorCompat
-import kotlinx.android.synthetic.main.common_view_empty.view.image_view
+import eu.kanade.tachiyomi.util.view.gone
+import eu.kanade.tachiyomi.util.view.visible
+import kotlin.random.Random
+import kotlinx.android.synthetic.main.common_view_empty.view.text_face
 import kotlinx.android.synthetic.main.common_view_empty.view.text_label
 
 class EmptyView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) :
@@ -21,17 +22,31 @@ class EmptyView @JvmOverloads constructor(context: Context, attrs: AttributeSet?
      * Hide the information view
      */
     fun hide() {
-        this.visibility = View.GONE
+        this.gone()
     }
 
     /**
      * Show the information view
-     * @param drawable icon of information view
      * @param textResource text of information view
      */
-    fun show(drawable: Int, textResource: Int) {
-        image_view.setVectorCompat(drawable, context.getResourceColor(android.R.attr.textColorHint))
+    fun show(@StringRes textResource: Int) {
+        text_face.text = getRandomErrorFace()
         text_label.text = context.getString(textResource)
-        this.visibility = View.VISIBLE
+        this.visible()
+    }
+
+    companion object {
+        private val ERROR_FACES = listOf(
+                "(･o･;)",
+                "Σ(ಠ_ಠ)",
+                "ಥ_ಥ",
+                "(˘･_･˘)",
+                "(；￣Д￣)",
+                "(･Д･。"
+        )
+
+        fun getRandomErrorFace(): String {
+            return ERROR_FACES[Random.nextInt(ERROR_FACES.size)]
+        }
     }
 }