Diff util improvements

Author: yogeshpaliyal

app/src/main/java/com/techpaliyal/androidkotlinmvvm/ui/activity/MainActivity.kt

@@ -53,5 +53,9 @@ class MainActivity : AppCompatActivity() {
             MultipleViewTypeActivity.start(this)
         }
 
+        binding.btnPaginationListing.setOnClickListener {
+            PaginationListingActivity.start(this)
+        }
+
     }
 }

app/src/main/java/com/techpaliyal/androidkotlinmvvm/ui/activity/PaginationListingActivity.kt

@@ -5,11 +5,13 @@ import android.content.Intent
 import android.os.Bundle
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
+import androidx.databinding.ViewDataBinding
 import androidx.lifecycle.Observer
 import com.techpaliyal.androidkotlinmvvm.R
 import com.techpaliyal.androidkotlinmvvm.databinding.ActivityListingBinding
 import com.techpaliyal.androidkotlinmvvm.extensions.setupPagination
 import com.techpaliyal.androidkotlinmvvm.listeners.BasicListener
+import com.techpaliyal.androidkotlinmvvm.listeners.UsersListener
 import com.techpaliyal.androidkotlinmvvm.model.UserModel
 import com.techpaliyal.androidkotlinmvvm.ui.view_model.LoadingListingViewModel
 import com.techpaliyal.androidkotlinmvvm.ui.view_model.initViewModel
@@ -44,7 +46,11 @@ class PaginationListingActivity : AppCompatActivity() {
             resourceLoading = R.layout.item_user_shimmer,
             defaultLoadingItems = 5,
             loaderFooter = R.layout.item_loading_more,
-            mListener = object : BasicListener<UserModel> {
+            mListener = object : UsersListener {
+                override fun onLikeClicked(binding: ViewDataBinding, model: UserModel) {
+
+                }
+
                 override fun onClick(model: UserModel) {
                     Toast.makeText(this@PaginationListingActivity, model.name, Toast.LENGTH_SHORT)
                         .show()

app/src/main/java/com/techpaliyal/androidkotlinmvvm/ui/activity/ShimmerListingActivity.kt

@@ -5,10 +5,12 @@ import android.content.Intent
 import android.os.Bundle
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
+import androidx.databinding.ViewDataBinding
 import androidx.lifecycle.Observer
 import com.techpaliyal.androidkotlinmvvm.R
 import com.techpaliyal.androidkotlinmvvm.databinding.ActivityListingBinding
 import com.techpaliyal.androidkotlinmvvm.listeners.BasicListener
+import com.techpaliyal.androidkotlinmvvm.listeners.UsersListener
 import com.techpaliyal.androidkotlinmvvm.model.UserModel
 import com.techpaliyal.androidkotlinmvvm.ui.view_model.LoadingListingViewModel
 import com.techpaliyal.androidkotlinmvvm.ui.view_model.initViewModel
@@ -44,7 +46,11 @@ class ShimmerListingActivity : AppCompatActivity() {
             null,
             content = UniversalAdapterViewType.Content(
                 R.layout.item_user,
-                listener = object : BasicListener<UserModel> {
+                listener = object : UsersListener {
+                    override fun onLikeClicked(binding: ViewDataBinding, model: UserModel) {
+
+                    }
+
                     override fun onClick(model: UserModel) {
                         Toast.makeText(this@ShimmerListingActivity, model.name, Toast.LENGTH_SHORT)
                             .show()

universal_adapter/src/main/java/com/yogeshpaliyal/universal_adapter/adapter/ContentListAdapter.kt

@@ -28,18 +28,18 @@ class ContentListAdapter<T>(
         DiffUtil.ItemCallback<T>() {
         override fun areItemsTheSame(oldItem: T, newItem: T): Boolean {
             return if (oldItem is BaseDiffUtil && newItem is BaseDiffUtil) {
-                oldItem.getDiffId() == newItem.getDiffId()
+                oldItem.getDiffId()?.equals(newItem.getDiffId())
             } else {
-                oldItem.hashCode() == newItem.hashCode()
-            }
+                oldItem?.hashCode()?.equals(newItem?.hashCode())
+            } ?: false
         }
 
         override fun areContentsTheSame(oldItem: T, newItem: T): Boolean {
             return if (oldItem is BaseDiffUtil && newItem is BaseDiffUtil) {
-                oldItem.getDiffBody() == newItem.getDiffBody()
+                oldItem.getDiffBody()?.equals(newItem.getDiffBody())
             } else {
-                oldItem.hashCode() == newItem.hashCode()
-            }
+                oldItem?.toString()?.equals(newItem?.toString())
+            } ?: false
         }
 
     }).build()) {