refactor: code clean up

Author: Njumbi

app/src/main/java/com/example/diff_utils_recyclerview_example/ui/MainActivity.kt

@@ -1,16 +1,10 @@
 package com.example.diff_utils_recyclerview_example.ui
 
-import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
-import android.view.LayoutInflater
-import android.widget.Toast
-import android.widget.Toast.makeText
 import androidx.activity.viewModels
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.lifecycleScope
+import androidx.appcompat.app.AppCompatActivity
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
-import com.example.diff_utils_recyclerview_example.R
 import com.example.diff_utils_recyclerview_example.databinding.ActivityMainBinding
 import com.example.diff_utils_recyclerview_example.ui.adapters.CharactersAdapter
 import com.example.diff_utils_recyclerview_example.ui.viewmodel.fetchCharactersViewModel
@@ -20,8 +14,8 @@ import dagger.hilt.android.AndroidEntryPoint
 @AndroidEntryPoint
 class MainActivity : AppCompatActivity() {
     private lateinit var binding: ActivityMainBinding
-    private lateinit var charactersAdapter:CharactersAdapter
-    private  val charactersViewModel: fetchCharactersViewModel by viewModels()
+    private lateinit var charactersAdapter: CharactersAdapter
+    private val charactersViewModel: fetchCharactersViewModel by viewModels()
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -30,14 +24,14 @@ class MainActivity : AppCompatActivity() {
 
         charactersAdapter = CharactersAdapter()
         var recyclerView = binding.rvCharacters
-        recyclerView.layoutManager = LinearLayoutManager(this,RecyclerView.VERTICAL,false)
+        recyclerView.layoutManager = LinearLayoutManager(this, RecyclerView.VERTICAL, false)
         recyclerView.adapter = charactersAdapter
 
-        charactersViewModel.fetchCharacters.observe(this){
-        charactersAdapter.saveData(it.data)
+        charactersViewModel.fetchCharacters.observe(this) {
+            charactersAdapter.saveData(it.data)
         }
-        charactersViewModel.errorResponse.observe(this){errorMessage ->
-           Snackbar.make(binding.root,errorMessage.toString(),Snackbar.LENGTH_SHORT).show()
+        charactersViewModel.errorResponse.observe(this) { errorMessage ->
+            Snackbar.make(binding.root, errorMessage.toString(), Snackbar.LENGTH_SHORT).show()
         }
         charactersViewModel.getCharacters()
     }