hpos/app/src/main/res/layout/fragment_home.xml

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <TextView
            android:id="@+id/tv_title"
            style="@style/title1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginHorizontal="24dp"
            android:layout_marginTop="16dp"
            android:text="@string/list_of_patients"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <TextView
            android:id="@+id/tv_not_available"
            style="@style/title1_1"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginHorizontal="16dp"
            android:layout_marginTop="56dp"
            android:text="@string/no_patient_records_found_to_test_please_add_one_from_below"
            android:textAlignment="center"
            android:visibility="gone"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/tv_title" />

        <androidx.recyclerview.widget.RecyclerView
            android:id="@+id/recycler_view"
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:layout_margin="16dp"
            android:scrollbars="vertical"
            app:layout_constraintBottom_toTopOf="@id/btn_add"
            app:layout_constraintTop_toBottomOf="@id/tv_title"
            tools:listitem="@layout/table_item" />


        <com.google.android.material.button.MaterialButton
            android:id="@+id/btn_add"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_margin="24dp"
            android:drawableLeft="@drawable/baseline_add_24"
            android:text="@string/add"
            android:textColor="@color/white"
            app:cornerRadius="16dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintStart_toStartOf="parent" />

        <com.google.android.material.button.MaterialButton
            android:id="@+id/btn_test"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_margin="24dp"
            android:drawableLeft="@drawable/test_tube"
            android:text="@string/test"
            android:textColor="@color/white"
            app:cornerRadius="16dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent" />


    </androidx.constraintlayout.widget.ConstraintLayout>


</layout>