asymmetriclayout in Android or Complex Listview In Android or Endless View Dynamically

fragment_home.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout 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"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:layout_marginBottom="@dimen/_50sdp"
    tools:context=".HomeScreen.fragment.HomeFragment">

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <RelativeLayout
            android:id="@+id/topItem"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_alignParentTop="true"

            android:layout_marginTop="@dimen/_5sdp">

            <EditText
                android:id="@+id/etSearch"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:background="@drawable/plain_rectangle"
                android:drawableRight="@drawable/ic_search_black_24dp"
                android:paddingLeft="@dimen/_5sdp"
                android:paddingTop="@dimen/_5sdp"
                android:paddingBottom="@dimen/_5sdp"
                android:layout_marginLeft="@dimen/_10ssp"
                android:layout_marginRight="@dimen/_10sdp"/>


            <androidx.recyclerview.widget.RecyclerView
                android:id="@+id/complexView"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_below="@id/etSearch"
                android:layout_marginTop="@dimen/_10sdp"
                android:visibility="gone"/>

            <LinearLayout
                android:id="@+id/complexLinearLayout"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:layout_below="@id/etSearch"
                android:orientation="vertical"/>

        </RelativeLayout>


    </RelativeLayout>
</FrameLayout>

HomeFragment.java

package com.GroceryStore.com.HomeScreen.fragment;

import android.annotation.SuppressLint;
import android.content.res.Resources;
import android.graphics.Color;
import android.os.Bundle;
import android.os.Handler;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.DisplayMetrics;
import android.util.Log;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.RelativeLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.core.content.ContextCompat;
import androidx.core.widget.NestedScrollView;
import androidx.fragment.app.Fragment;
import androidx.recyclerview.widget.DividerItemDecoration;
import androidx.recyclerview.widget.GridLayoutManager;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import androidx.viewpager.widget.ViewPager;


import com.GroceryStore.com.HomeScreen.adapter.HomeComplexAdapter;
import com.GroceryStore.com.HomeScreen.adapter.OurServicesAdapter;
import com.GroceryStore.com.HomeScreen.model.OurServicesModel;
import com.GroceryStore.com.R;
import com.GroceryStore.com.adapter.CategoryAdapter;
import com.GroceryStore.com.adapter.ProductAdapter;
import com.GroceryStore.com.adapter.SliderAdapter;
import com.GroceryStore.com.model.CategoryModel;
import com.GroceryStore.com.model.ProductModel;
import com.GroceryStore.com.model.SliderModel;
import com.GroceryStore.com.utils.OpenHelper;
import com.GroceryStore.com.utils.ProgressbarUtils;
import com.GroceryStore.com.utils.SpaceItemDecoration;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.firestore.DocumentSnapshot;
import com.google.firebase.firestore.FirebaseFirestore;
import com.google.firebase.firestore.QuerySnapshot;

import java.util.ArrayList;
import java.util.List;

import me.relex.circleindicator.CircleIndicator;

public class HomeFragment extends Fragment {


    RecyclerView complexView;
    public FirebaseFirestore firebaseFirestore;
    EditText etSearch;
    private LinearLayout complexLinearLayout;
    private List<SliderModel> sliderModels;
    RecyclerView vegetableListView, ourServicesListView, categoryListView, popularProductListView, fruitsListView;
    private int dotsCount;
    ProgressbarUtils progressbarUtils;


    private List<Object> objects;

    public HomeFragment() {
    }

    @Nullable
    @Override
    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {

        View view = inflater.inflate(R.layout.fragment_home, container, false);
        return view;
    }

    @SuppressLint("NewApi")
    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        complexView = view.findViewById(R.id.complexView);
        firebaseFirestore = FirebaseFirestore.getInstance();
        etSearch = view.findViewById(R.id.etSearch);
        complexLinearLayout = view.findViewById(R.id.complexLinearLayout);
        setHasOptionsMenu(true);
        progressbarUtils = new ProgressbarUtils(getActivity());



        try {
            progressbarUtils.show();
            NestedScrollView scrollView  = new NestedScrollView(getActivity());
            LinearLayout.LayoutParams scrollParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
            scrollView.setLayoutParams(scrollParams);

            LinearLayout mainLinearLayout = new LinearLayout(getActivity());
            LinearLayout.LayoutParams mainParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
            mainLinearLayout.setOrientation(LinearLayout.VERTICAL);
            mainLinearLayout.setLayoutParams(mainParams);

            scrollView.addView(mainLinearLayout);

            /*
             * First Slider View
             * */

            try {
                LinearLayout topSliderLayout = new LinearLayout(getActivity());
                LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,520);
               // topSliderLayout.setOrientation(LinearLayout.VERTICAL);
                topSliderLayout.setLayoutParams(layoutParams);
                layoutParams.setMargins(15, 15, 15, 15);

               // getSlider();

                SliderAdapter sliderAdapter = new SliderAdapter(getActivity(), getSlider());
                ViewPager pager = new ViewPager(getActivity());
                pager.setAdapter(sliderAdapter);
                pager.setLayoutParams(layoutParams);
                topSliderLayout.addView(pager);

                mainLinearLayout.addView(topSliderLayout);
            } catch (Exception e) {
                e.printStackTrace();
                Log.e("TopSliderLayoutError", "onViewCreated: "+e.toString());
            }


            /*
             * Popular Product With ViewMore
             * */
            try {
                LinearLayout mainPopularProduct = new LinearLayout(getActivity());
                LinearLayout.LayoutParams popularLayoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
                mainPopularProduct.setOrientation(LinearLayout.VERTICAL);
                mainPopularProduct.setLayoutParams(popularLayoutParams);

                LinearLayout popularLinearLayout = new LinearLayout(getActivity());
                LinearLayout.LayoutParams popularHorizontalParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                popularLinearLayout.setOrientation(LinearLayout.HORIZONTAL);
                popularLinearLayout.setLayoutParams(popularHorizontalParams);
                //layoutParams.setMargins(10,10,10,10);

                TextView textViewPop = new TextView(getActivity());
                LinearLayout.LayoutParams textParamsPopular = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                textViewPop.setLayoutParams(textParamsPopular);
                textViewPop.setText("Popular Item");
                textViewPop.setPadding(10, 15, 10, 10);
                textParamsPopular.setMargins(10, 15, 10, 10);
                popularLinearLayout.addView(textViewPop);

                TextView textViewPopMore = new TextView(getActivity());
                LinearLayout.LayoutParams textParamsPopMore = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                textViewPopMore.setLayoutParams(textParamsPopMore);
                textParamsPopMore.setMargins(10, 15, 10, 10);
                textViewPopMore.setPadding(10, 15, 10, 10);
                popularLinearLayout.addView(textViewPopMore);
                textViewPopMore.setGravity(Gravity.RIGHT);
                textViewPopMore.setText("View More");


                popularProductListView = new RecyclerView(getActivity());
                LinearLayout.LayoutParams attachParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);

                GridLayoutManager popularItemGrid = new GridLayoutManager(getActivity(), 2);
                popularProductListView.setLayoutManager(popularItemGrid);
                popularProductListView.setLayoutParams(attachParams);

                mainPopularProduct.addView(popularLinearLayout);
                mainPopularProduct.addView(popularProductListView);

                setPopularProduct();

                mainLinearLayout.addView(mainPopularProduct);

            } catch (Exception e) {
                e.printStackTrace();
                Log.e("popularProduct", "onViewCreated: "+e.toString());
            }



            /*
             * set our Top Categories with text
             * */
           try {
               LinearLayout ourCategoryLayout = new LinearLayout(getActivity());
               LinearLayout.LayoutParams categoryLayoutParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
               ourCategoryLayout.setOrientation(LinearLayout.VERTICAL);
               ourCategoryLayout.setLayoutParams(categoryLayoutParams);
               categoryLayoutParams.setMargins(10, 10, 10, 10);

               TextView ourCategoryView = new TextView(getActivity());
               LinearLayout.LayoutParams textCategoryParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
               ourCategoryView.setLayoutParams(textCategoryParams);
               ourCategoryView.setText("Top Category");
               textCategoryParams.setMargins(10, 10, 10, 10);


               LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
               LinearLayoutManager linearLayoutManager = new LinearLayoutManager(getActivity(), LinearLayoutManager.HORIZONTAL, false);
               categoryListView = new RecyclerView(getActivity());
               categoryListView.setLayoutParams(params);
               categoryListView.setLayoutManager(linearLayoutManager);

               CategoryAdapter categoryAdapter = new CategoryAdapter(getActivity(), categoryModelList());
               categoryListView.setAdapter(categoryAdapter);

               ourCategoryLayout.addView(ourCategoryView);
               ourCategoryLayout.addView(categoryListView);

               mainLinearLayout.addView(ourCategoryLayout);
           } catch (Exception e) {
               e.printStackTrace();
               Log.e("topCategory", "onViewCreated: "+e.toString());
           }



            /*
             * Vegetables List View With View More
             * */
            try {
                LinearLayout mainVegetableLayout = new LinearLayout(getActivity());
                LinearLayout.LayoutParams mainVegLayoutParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                mainVegetableLayout.setOrientation(LinearLayout.VERTICAL);
                mainVegetableLayout.setLayoutParams(mainVegLayoutParams);


                LinearLayout linearLayout = new LinearLayout(getActivity());
                LinearLayout.LayoutParams horizontalParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                linearLayout.setOrientation(LinearLayout.HORIZONTAL);
                linearLayout.setLayoutParams(horizontalParams);
                //layoutParams.setMargins(10,10,10,10);

                TextView textView1 = new TextView(getActivity());
                LinearLayout.LayoutParams textParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                textView1.setLayoutParams(textParams);
                textView1.setText("Top Vegetables");
                textView1.setPadding(10, 15, 10, 10);
                textParams.setMargins(10, 15, 10, 10);
                linearLayout.addView(textView1);

                TextView textView2 = new TextView(getActivity());
                LinearLayout.LayoutParams textParams2 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                textView2.setLayoutParams(textParams2);
                textParams2.setMargins(10, 15, 10, 10);
                textView2.setPadding(10, 15, 10, 10);
                linearLayout.addView(textView2);
                textView2.setGravity(Gravity.RIGHT);
                textView2.setText("View More");


                vegetableListView = new RecyclerView(getActivity());
                LinearLayout.LayoutParams layoutParams1 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);

                GridLayoutManager gridLayoutManager = new GridLayoutManager(getActivity(), 2);
                vegetableListView.setLayoutManager(gridLayoutManager);
                vegetableListView.setLayoutParams(layoutParams1);

                mainVegetableLayout.addView(linearLayout);
                mainVegetableLayout.addView(vegetableListView);

                setVegeTables();

                mainLinearLayout.addView(mainVegetableLayout);
            } catch (Exception e) {
                e.printStackTrace();
                Log.e("vegetablesView", "onViewCreated: "+e.toString());
            }


            /*
             * Provide our Services View
             * */
           try {
               LinearLayout ourServicesLayout = new LinearLayout(getActivity());
               LinearLayout.LayoutParams ourServicesParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
               ourServicesLayout.setOrientation(LinearLayout.VERTICAL);
               ourServicesLayout.setLayoutParams(ourServicesParams);
               ourServicesParams.setMargins(15, 15, 15, 15);

               LinearLayout textLinearLayout = new LinearLayout(getActivity());
               LinearLayout.LayoutParams textLayoutParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
               textLinearLayout.setOrientation(LinearLayout.VERTICAL);
               textLinearLayout.setLayoutParams(textLayoutParams);

               TextView textViewOurServices = new TextView(getActivity());
               LinearLayout.LayoutParams servicesParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
               textViewOurServices.setLayoutParams(servicesParams);
               textViewOurServices.setText("Our Services");
               textViewOurServices.setPadding(10, 15, 10, 10);
               servicesParams.setMargins(10, 15, 10, 10);
               textLinearLayout.addView(textViewOurServices);

               ourServicesListView = new RecyclerView(getActivity());
               LinearLayout.LayoutParams layoutParams2 = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
               GridLayoutManager gridLayoutManager1 = new GridLayoutManager(getActivity(), 2);
               ourServicesListView.setLayoutManager(gridLayoutManager1);
               ourServicesListView.setLayoutParams(layoutParams2);

               ourServices();

               OurServicesAdapter ourServicesAdapter = new OurServicesAdapter(getActivity(), ourServices());
               ourServicesListView.setAdapter(ourServicesAdapter);

               ourServicesLayout.addView(textLinearLayout);
               ourServicesLayout.addView(ourServicesListView);

               mainLinearLayout.addView(ourServicesLayout);
           } catch (Exception e) {
               e.printStackTrace();
               Log.e("ourServices", "onViewCreated: "+e.toString());
           }



            /*
             * special offer slider
             * */
            try {
                LinearLayout mainSpecialOffer = new LinearLayout(getActivity());
                LinearLayout.LayoutParams mainSpecialOfferLayoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
                mainSpecialOffer.setOrientation(LinearLayout.VERTICAL);
                mainSpecialOffer.setLayoutParams(mainSpecialOfferLayoutParams);

                LinearLayout specialOfferLiner = new LinearLayout(getActivity());
                LinearLayout.LayoutParams specialOfferLinearParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
                specialOfferLiner.setOrientation(LinearLayout.HORIZONTAL);
                specialOfferLiner.setLayoutParams(specialOfferLinearParams);
                //layoutParams.setMargins(10,10,10,10);

                TextView textViewSpecialOffer = new TextView(getActivity());
                LinearLayout.LayoutParams textParamsOffer = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT);
                textViewSpecialOffer.setLayoutParams(textParamsOffer);
                textViewSpecialOffer.setText("Special Offers");
                textViewSpecialOffer.setPadding(10, 15, 10, 10);
                textParamsOffer.setMargins(10, 15, 10, 10);
                specialOfferLiner.addView(textViewSpecialOffer);

                LinearLayout topSpecialOfferLayout = new LinearLayout(getActivity());
                LinearLayout.LayoutParams specialOfferLayoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, 520);
                topSpecialOfferLayout.setOrientation(LinearLayout.VERTICAL);
                topSpecialOfferLayout.setLayoutParams(specialOfferLayoutParams);
                specialOfferLayoutParams.setMargins(15, 15, 15, 15);


                SliderAdapter specialOfferSlider = new SliderAdapter(getActivity(), specialOfferSlider());
                ViewPager specialOfferPager = new ViewPager(getActivity());
                specialOfferPager.setAdapter(specialOfferSlider);
                specialOfferPager.setLayoutParams(specialOfferLayoutParams);
                topSpecialOfferLayout.addView(specialOfferPager);

                mainSpecialOffer.addView(specialOfferLiner);
                mainSpecialOffer.addView(topSpecialOfferLayout);

                mainLinearLayout.addView(mainSpecialOffer);
            } catch (Exception e) {
                e.printStackTrace();
                Log.e("specialOfferSlider", "onViewCreated: "+e.toString());
            }


            /*
             * Top Fruits
             * */
            try {
                LinearLayout mainFruitsLayout = new LinearLayout(getActivity());
                LinearLayout.LayoutParams mainFruitsLayoutParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                mainFruitsLayout.setOrientation(LinearLayout.VERTICAL);
                mainFruitsLayout.setLayoutParams(mainFruitsLayoutParams);


                LinearLayout fruitLinearLayout = new LinearLayout(getActivity());
                LinearLayout.LayoutParams horizontalFruitParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                fruitLinearLayout.setOrientation(LinearLayout.HORIZONTAL);
                fruitLinearLayout.setLayoutParams(horizontalFruitParams);
                //layoutParams.setMargins(10,10,10,10);

                TextView textViewFruitItem = new TextView(getActivity());
                LinearLayout.LayoutParams textFruitsParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                textViewFruitItem.setLayoutParams(textFruitsParams);
                textViewFruitItem.setText("Top Fruits");
                textViewFruitItem.setPadding(10, 15, 10, 10);
                textFruitsParams.setMargins(10, 15, 10, 10);
                fruitLinearLayout.addView(textViewFruitItem);

                TextView textViewMoreFruit = new TextView(getActivity());
                LinearLayout.LayoutParams textFruitMoreParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
                textViewMoreFruit.setLayoutParams(textFruitMoreParams);
                textFruitMoreParams.setMargins(10, 15, 10, 10);
                textViewMoreFruit.setPadding(10, 15, 10, 10);
                fruitLinearLayout.addView(textViewMoreFruit);
                textViewMoreFruit.setGravity(Gravity.RIGHT);
                textViewMoreFruit.setText("View More");


                fruitsListView = new RecyclerView(getActivity());
                LinearLayout.LayoutParams fruitsListViewParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);

                GridLayoutManager fruitsLayoutManager = new GridLayoutManager(getActivity(), 2);
                fruitsListView.setLayoutManager(fruitsLayoutManager);
                fruitsListView.setLayoutParams(fruitsListViewParams);

                mainFruitsLayout.addView(fruitLinearLayout);
                mainFruitsLayout.addView(fruitsListView);

                setFruitsItem();

                mainLinearLayout.addView(mainFruitsLayout);
            } catch (Exception e) {
                e.printStackTrace();
                Log.e("topFruits", "onViewCreated: "+e.toString());
            }


            /*
             * Cashback Offer
             * */

            try {
                LinearLayout mainCashBackOffer = new LinearLayout(getActivity());
                LinearLayout.LayoutParams mainCashBackOfferLayoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
                mainCashBackOffer.setOrientation(LinearLayout.VERTICAL);
                mainCashBackOffer.setLayoutParams(mainCashBackOfferLayoutParams);

                LinearLayout cashBackOfferLiner = new LinearLayout(getActivity());
                LinearLayout.LayoutParams cashBackOfferLinearParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
                cashBackOfferLiner.setOrientation(LinearLayout.HORIZONTAL);
                cashBackOfferLiner.setLayoutParams(cashBackOfferLinearParams);
                //layoutParams.setMargins(10,10,10,10);

                TextView textViewCashBackOffer = new TextView(getActivity());
                LinearLayout.LayoutParams textViewCashBackOfferParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
                textViewCashBackOffer.setLayoutParams(textViewCashBackOfferParams);
                textViewCashBackOffer.setText("CashBack Offers");
                textViewCashBackOffer.setPadding(10, 15, 10, 10);
                textViewCashBackOfferParams.setMargins(10, 15, 10, 10);
                cashBackOfferLiner.addView(textViewCashBackOffer);

                LinearLayout linearCashBackOffer = new LinearLayout(getActivity());
                LinearLayout.LayoutParams linearCashBackOfferParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,520);
               //linearCashBackOffer.setOrientation(LinearLayout.VERTICAL);
                linearCashBackOffer.setLayoutParams(linearCashBackOfferParams);
                linearCashBackOfferParams.setMargins(10, 10, 10, 10);

                SliderAdapter specialCashBackOfferSlider = new SliderAdapter(getActivity(), cashBackOffer());
                ViewPager cashBackOfferPager = new ViewPager(getActivity());
                cashBackOfferPager.setAdapter(specialCashBackOfferSlider);
                cashBackOfferPager.setLayoutParams(linearCashBackOfferParams);
                linearCashBackOffer.addView(cashBackOfferPager);

                mainCashBackOffer.addView(cashBackOfferLiner);
                mainCashBackOffer.addView(linearCashBackOffer);


                mainLinearLayout.addView(mainCashBackOffer);
            } catch (Exception e){
                Log.d("cashbackOffer", "onViewCreated: "+e.toString());
            }


            /*
             * add CheckList View
             * */

            complexLinearLayout.addView(scrollView);
            progressbarUtils.hide();

        } catch (Exception e) {
            Toast.makeText(getActivity(), e.toString(), Toast.LENGTH_SHORT).show();
            Log.e("ErrorGet", "onViewCreated: " + e.toString());
        }


    }

    private List<SliderModel> getSlider() {

        List<SliderModel> sliderModels = new ArrayList<>();

        sliderModels.add(new SliderModel("https://moneyexcel.com/images/special_offers.png"));
        sliderModels.add(new SliderModel("https://static.toiimg.com/photo/msid-71360475/71360475.jpg"));
        sliderModels.add(new SliderModel("https://cascade.madmimi.com/promotion_images/9403/5965/original/PMS2019JUN_FLASH_SALE_eDM.jpg?1557825073"));
        sliderModels.add(new SliderModel("https://promocodeclub.com/wp-content/uploads/2019/05/Amazon-swiggy.png"));
        sliderModels.add(new SliderModel("https://static.hub.91mobiles.com/wp-content/uploads/2019/09/Amazon-great-indian-festival-sale.jpg"));

        return sliderModels;
    }


    private List<CategoryModel> categoryModelList() {

        final List<CategoryModel> categoryModels = new ArrayList<>();

        categoryModels.add(new CategoryModel("1", R.drawable.ic_vegetable, "Vegetables"));
        categoryModels.add(new CategoryModel("2", R.drawable.ic_fruits, "Fruits"));
        categoryModels.add(new CategoryModel("3", R.drawable.ic_meat, "Meat"));
        categoryModels.add(new CategoryModel("4", R.drawable.ic_fish, "SeeFood"));
        categoryModels.add(new CategoryModel("5", R.drawable.ic_milk, "Milk"));
        categoryModels.add(new CategoryModel("6", R.drawable.ic_bread, "Bread"));
        categoryModels.add(new CategoryModel("7", R.drawable.ic_frozen_yogurt, "Frozen"));
        categoryModels.add(new CategoryModel("8", R.drawable.ic_seed_bag, "Organic"));
        categoryModels.add(new CategoryModel("8", R.drawable.ic_egg, "Egg"));

        return categoryModels;

    }

    private void setVegeTables() {

        final List<ProductModel> vegetablesModel = new ArrayList<>();
        firebaseFirestore.collection(OpenHelper.PRODUCT).whereEqualTo("productCategory", "Vegetables").limit(4).get().addOnCompleteListener(new OnCompleteListener<QuerySnapshot>() {
            @Override
            public void onComplete(@NonNull Task<QuerySnapshot> task) {

                if (task.isSuccessful()) {
                    List<DocumentSnapshot> documentSnapshots = task.getResult().getDocuments();

                    for (DocumentSnapshot documentSnapshot : documentSnapshots) {
                        ProductModel productModel = documentSnapshot.toObject(ProductModel.class);
                        vegetablesModel.add(productModel);
                        //    progressbarUtils.hide();

                        ProductAdapter productAdapter = new ProductAdapter(getActivity(), vegetablesModel);
                        vegetableListView.setAdapter(productAdapter);
                    }

                }

            }
        });

    }

    private List<OurServicesModel> ourServices() {
        List<OurServicesModel> ourServicesModels = new ArrayList<>();
        ourServicesModels.add(new OurServicesModel(R.drawable.ic_delivery, "Free Shipping"));
        ourServicesModels.add(new OurServicesModel(R.drawable.ic_reload, "Free Return"));
        ourServicesModels.add(new OurServicesModel(R.drawable.ic_support, "24/7 Support"));
        ourServicesModels.add(new OurServicesModel(R.drawable.ic_sale, "Daily Offer"));
        return ourServicesModels;
    }

    private void setPopularProduct() {

        final List<ProductModel> popularProduct = new ArrayList<>();

        firebaseFirestore.collection(OpenHelper.PRODUCT).limit(4).get().addOnCompleteListener(new OnCompleteListener<QuerySnapshot>() {
            @Override
            public void onComplete(@NonNull Task<QuerySnapshot> task) {

                if (task.isSuccessful()) {
                    List<DocumentSnapshot> documentSnapshots = task.getResult().getDocuments();

                    for (DocumentSnapshot documentSnapshot : documentSnapshots) {

                        ProductModel productModel = documentSnapshot.toObject(ProductModel.class);
                        popularProduct.add(productModel);

                        ProductAdapter productAdapter = new ProductAdapter(getActivity(), popularProduct);
                        popularProductListView.setAdapter(productAdapter);
                        //  progressbarUtils.hide();
                    }
                }
            }
        });

    }

    private void setFruitsItem() {

        final List<ProductModel> fruitModel = new ArrayList<>();
        firebaseFirestore.collection(OpenHelper.PRODUCT).whereEqualTo("productCategory", "Fruits").limit(4).get().addOnCompleteListener(new OnCompleteListener<QuerySnapshot>() {
            @Override
            public void onComplete(@NonNull Task<QuerySnapshot> task) {
                if (task.isSuccessful()) {
                    List<DocumentSnapshot> documentSnapshots = task.getResult().getDocuments();
                    for (DocumentSnapshot documentSnapshot : documentSnapshots) {

                        ProductModel productModel = documentSnapshot.toObject(ProductModel.class);
                        fruitModel.add(productModel);
//                        progressbarUtils.hide();

                        ProductAdapter fruitsAdapter = new ProductAdapter(getActivity(), fruitModel);
                        fruitsListView.setAdapter(fruitsAdapter);
                    }
                }
            }
        });


    }

    private List<SliderModel> specialOfferSlider() {

        List<SliderModel> offerSliderModel = new ArrayList<>();
        offerSliderModel.add(new SliderModel("https://www.jiomart.com/images/cms/offers/1594388215_HDFC-offer-910px_380px.jpg"));
        offerSliderModel.add(new SliderModel("https://i0.wp.com/www.indiagetfreestuff.com/wp-content/uploads/2020/07/JioMart-SBI-Offer.png?resize=303%2C303"));
        offerSliderModel.add(new SliderModel("https://www.hogwired.com/promocode/wp-content/uploads/2018/01/booking.com-bank-offers.png"));
        offerSliderModel.add(new SliderModel("https://content.coins.ph/wp-content/uploads/2019/05/rainyslider_v1_10loadcashback.png"));

        return offerSliderModel;
    }

    private List<SliderModel> cashBackOffer(){

        List<SliderModel> cashBackSlider = new ArrayList<>();

        cashBackSlider.add(new SliderModel("https://www.hogwired.com/promocode/wp-content/uploads/2018/01/booking.com-bank-offers.png"));
        cashBackSlider.add(new SliderModel("https://content.coins.ph/wp-content/uploads/2019/05/rainyslider_v1_10loadcashback.png"));
        cashBackSlider.add(new SliderModel("https://www.jiomart.com/images/cms/offers/1594388215_HDFC-offer-910px_380px.jpg"));
        cashBackSlider.add(new SliderModel("https://i0.wp.com/www.indiagetfreestuff.com/wp-content/uploads/2020/07/JioMart-SBI-Offer.png?resize=303%2C303"));

        return cashBackSlider;

    }


    @Override
    public void onCreateOptionsMenu(@NonNull Menu menu, @NonNull MenuInflater inflater) {

        inflater = getActivity().getMenuInflater();
        inflater.inflate(R.menu.navigation, menu);
        super.onCreateOptionsMenu(menu, inflater);
    }

    @Override
    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
        return super.onOptionsItemSelected(item);
    }
}