android-learn-app/app/src/main/java/top/iletter/lvnote/BookAdapter.java

package top.iletter.lvnote;

import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;

import java.util.List;

public class BookAdapter extends RecyclerView.Adapter<BookAdapter.ViewHolder> {
    private final List<BookStatusFragment.BookItem> books;

    public BookAdapter(List<BookStatusFragment.BookItem> books) {
        this.books = books;
    }

    @NonNull
    @Override
    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(parent.getContext())
                .inflate(R.layout.item_book, parent, false);
        return new ViewHolder(view);
    }

    @Override
    public void onBindViewHolder(@NonNull ViewHolder holder, int position) {
        BookStatusFragment.BookItem book = books.get(position);
        holder.title.setText(book.title);
        holder.authors.setText(book.authors);
        holder.publisher.setText(book.publisher);
        holder.pages.setText(book.pages);
        holder.isbn.setText(book.isbn);
        holder.rating.setText(book.rating > 0 ? String.valueOf(book.rating) : "--");
    }

    @Override
    public int getItemCount() {
        return books.size();
    }

    static class ViewHolder extends RecyclerView.ViewHolder {
        TextView title, authors, publisher, pages, isbn, rating;

        ViewHolder(View itemView) {
            super(itemView);
            title = itemView.findViewById(R.id.tv_title);
            authors = itemView.findViewById(R.id.tv_authors);
            publisher = itemView.findViewById(R.id.tv_publisher);
            pages = itemView.findViewById(R.id.tv_pages);
            isbn = itemView.findViewById(R.id.tv_isbn);
            rating = itemView.findViewById(R.id.tv_rating);
        }
    }
}