Introduced CardStyle. WIP

app/src/main/java/com/example/quickmax/CardStyle.kt

+package com.example.quickmax
+
+import android.graphics.Color
+
+class CardStyle(var isCheckable: Boolean,
+                var isEnabled: Boolean,
+                var isChecked: Boolean,
+                var backgroundColor: Int,
+                var textColorId: Int) {
+
+    companion object {
+        fun initial(): CardStyle {
+            return CardStyle(
+                isCheckable = true,
+                isEnabled = true,
+                isChecked = false,
+                backgroundColor = Color.WHITE,
+                textColorId = R.color.transparent_black)
+        }
+    }
+}
\ No newline at end of file

app/src/main/java/com/example/quickmax/TaskActivity.kt

@@ -13,6 +13,7 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.core.content.ContextCompat
 import com.example.quickmax.answers.Answer
 import com.example.quickmax.answers.AnswerSet
+import com.google.android.material.card.MaterialCardView
 import kotlinx.android.synthetic.main.activity_task.*
 
 class TaskActivity : AppCompatActivity() {
@@ -34,6 +35,10 @@ class TaskActivity : AppCompatActivity() {
 
     private fun startNewRound() {
         answerSet = AnswerSet(numDigits, listOf(card_left_top, card_right_top, card_left_bottom, card_right_bottom))
+        answerSet.forEach {answer ->
+            answer.card.setOnClickListener { answer.card.isChecked = true }
+            answer.card.setOnCheckedChangeListener { _, isChecked -> if (isChecked) processAnswer(answer) }
+        }
         setUpCards()
         timer.start()
         startProgressBarAnimation()
@@ -47,13 +52,7 @@ class TaskActivity : AppCompatActivity() {
     private fun setUpCards() {
         for (answer in answerSet) {
             getTextView(answer.card).text = answer.value.toString()
-            getTextView(answer.card).setTextColor(color(this, R.color.transparent_black))
-            answer.card.isCheckable = true
-            answer.card.isEnabled = true
-            answer.card.isChecked = false
-            answer.card.setOnClickListener { answer.card.isChecked = true }
-            answer.card.setOnCheckedChangeListener { _, isChecked -> if (isChecked) processAnswer(answer) }
-            answer.card.setCardBackgroundColor(Color.WHITE)
+            styleCard(answer.card, CardStyle.initial())
         }
         btn_back.setOnClickListener { startActivity(Intent(this@TaskActivity, MainActivity::class.java)) }
         btn_next.apply {
@@ -62,6 +61,14 @@ class TaskActivity : AppCompatActivity() {
         }
     }
 
+    private fun styleCard(card: MaterialCardView, style: CardStyle) {
+        card.isCheckable = style.isCheckable
+        card.isEnabled = style.isEnabled
+        card.isChecked = style.isChecked
+        card.setCardBackgroundColor(style.backgroundColor)
+        getTextView(card).setTextColor(color(this, style.textColorId))
+    }
+
     private fun processAnswer(answer: Answer) {
         timer.cancel()
         colorAnimation.cancel()