Refactor parcelable DialogSettings using kotlin

Author: Eduard Ablekimov

status-resolver/build.gradle

@@ -1,5 +1,6 @@
 apply plugin: 'com.android.library'
 apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-android-extensions'
 
 android {
     compileSdkVersion 29

status-resolver/src/main/java/com/ackee/versioupdatehandler/model/DialogSettings.kt

@@ -1,133 +1,20 @@
 package com.ackee.versioupdatehandler.model
 
-import android.os.Parcel
 import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
 
 /**
  * Visual settings of dialog
  */
-class DialogSettings : Parcelable {
-
-    var packageName: String?
-    var title: String?
-    var titleRes: Int
-    var message: String?
-    var messageRes: Int
-    var positiveButton: String?
-    var positiveButtonRes: Int
-    var negativeButton: String?
-    var negativeButtonRes: Int
-
-    private constructor(builder: Builder) {
-        packageName = builder.packageName
-        title = builder.title
-        titleRes = builder.titleRes
-        message = builder.message
-        messageRes = builder.messageRes
-        negativeButton = builder.negativeButton
-        positiveButton = builder.positiveButton
-        positiveButtonRes = builder.positiveButtonRes
-        negativeButtonRes = builder.negativeButtonRes
-    }
-
-    protected constructor(parcelableValue: Parcel) {
-        packageName = parcelableValue.readString()
-        title = parcelableValue.readString()
-        message = parcelableValue.readString()
-        positiveButton = parcelableValue.readString()
-        negativeButton = parcelableValue.readString()
-        messageRes = parcelableValue.readInt()
-        titleRes = parcelableValue.readInt()
-        positiveButtonRes = parcelableValue.readInt()
-        negativeButtonRes = parcelableValue.readInt()
-    }
-
-    override fun describeContents(): Int {
-        return 0
-    }
-
-    override fun writeToParcel(dest: Parcel, flags: Int) {
-        dest.writeString(packageName)
-        dest.writeString(title)
-        dest.writeString(message)
-        dest.writeString(positiveButton)
-        dest.writeString(negativeButton)
-        dest.writeInt(messageRes)
-        dest.writeInt(titleRes)
-        dest.writeInt(positiveButtonRes)
-        dest.writeInt(negativeButtonRes)
-    }
-
-    class Builder {
-        internal var messageRes: Int
-        internal var message: String?
-        internal var titleRes: Int
-        internal var title: String?
-        internal var packageName: String?
-        internal var positiveButton: String?
-        internal var positiveButtonRes: Int
-        internal var negativeButton: String?
-        internal var negativeButtonRes: Int
-
-        init {
-            messageRes = -1
-            message = null
-            titleRes = -1
-            title = null
-            packageName = null
-            positiveButton = null
-            positiveButtonRes = -1
-            negativeButton = null
-            negativeButtonRes = -1
-        }
-
-        fun messageRes(value: Int): Builder {
-            messageRes = value
-            return this
-        }
-
-        fun message(value: String?): Builder {
-            message = value
-            return this
-        }
-
-        fun titleRes(value: Int): Builder {
-            titleRes = value
-            return this
-        }
-
-        fun title(value: String?): Builder {
-            title = value
-            return this
-        }
-
-        fun packageName(value: String?): Builder {
-            packageName = value
-            return this
-        }
-
-        fun positiveButtonRes(value: Int): Builder {
-            positiveButtonRes = value
-            return this
-        }
-
-        fun positiveButton(value: String?): Builder {
-            positiveButton = value
-            return this
-        }
-
-        fun negativeButtonRes(value: Int): Builder {
-            negativeButtonRes = value
-            return this
-        }
-
-        fun negativeButton(value: String?): Builder {
-            negativeButton = value
-            return this
-        }
-
-        fun build(): DialogSettings {
-            return DialogSettings(this)
-        }
-    }
-}
+@Parcelize
+class DialogSettings(
+    val packageName: String?,
+    val title: String?,
+    val titleRes: Int,
+    val message: String?,
+    val messageRes: Int,
+    val positiveButton: String?,
+    val positiveButtonRes: Int,
+    val negativeButton: String?,
+    val negativeButtonRes: Int
+) : Parcelable