working with material datepicker.

app/src/main/java/com/sockenklaus/batterytracker/ui/add_charge/AddChargeFragment.kt

@@ -6,13 +6,11 @@ import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import com.google.android.material.datepicker.MaterialDatePicker
 import com.sockenklaus.batterytracker.databinding.FragmentAddChargeBinding
-import com.sockenklaus.batterytracker.R
-import java.text.DateFormat
 import java.time.LocalDate
 import java.time.format.DateTimeFormatter
 import java.time.format.FormatStyle
-import java.util.*
 
 class AddChargeFragment : Fragment() {
 
@@ -25,14 +23,16 @@ class AddChargeFragment : Fragment() {
     private val binding get() = _binding!!
 
     override fun onCreateView(
-        inflater: LayoutInflater, container: ViewGroup?,
+        inflater: LayoutInflater,
+        container: ViewGroup?,
         savedInstanceState: Bundle?
-    ): View? {
+    ): View {
 
         _binding = FragmentAddChargeBinding.inflate(inflater, container, false)
+        viewModel = ViewModelProvider(this)[AddChargeViewModel::class.java]
 
         val current = LocalDate.now()
-        val formatter = DateTimeFormatter.ofLocalizedDate(FormatStyle.SHORT)
+        val formatter = DateTimeFormatter.ofPattern("dd.MM.yyyy")
         val formatted = current.format(formatter) ?: ""
 
         binding.editDate.setText(formatted)
@@ -41,14 +41,11 @@ class AddChargeFragment : Fragment() {
             buttonClicked()
         }
 
-
-        return binding.root
+        binding.editDate.setOnClickListener {
+            openDatePicker()
         }
 
-    override fun onActivityCreated(savedInstanceState: Bundle?) {
-        super.onActivityCreated(savedInstanceState)
-        viewModel = ViewModelProvider(this)[AddChargeViewModel::class.java]
-        // TODO: Use the ViewModel
+        return binding.root
     }
 
     private fun buttonClicked() {
@@ -60,4 +57,15 @@ class AddChargeFragment : Fragment() {
         _binding = null
     }
 
+    private fun openDatePicker() {
+        println("Clicked edit Field")
+
+        val datePicker = MaterialDatePicker.Builder.datePicker()
+            .setTitleText("Select date")
+            .setSelection(MaterialDatePicker.todayInUtcMilliseconds())
+            .build()
+
+        datePicker.show(parentFragmentManager, "test")
+    }
+
 }

app/src/main/res/layout/fragment_add_charge.xml

@@ -21,7 +21,7 @@
         app:layout_constraintStart_toEndOf="@+id/text_battery_id"
         app:layout_constraintTop_toTopOf="parent" />
 
-    <EditText
+    <Button
         android:id="@+id/edit_date"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
@@ -29,8 +29,8 @@
         android:layout_marginEnd="24dp"
         android:ems="10"
         android:hint="Date"
-        android:inputType="text"
         android:minHeight="48dp"
+        style="@style/Widget.MaterialComponents.Button.TextButton"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="@+id/edit_battery_id"
         app:layout_constraintTop_toBottomOf="@+id/edit_battery_id" />