import 'package:equatable/equatable.dart';
import '../../../models/models.dart';

class LibraryState extends Equatable {
  final List<Book> books;
  final List<Book> filteredBooks;
  final Book? selectedBook;
  final String searchQuery;
  final BookStatus? statusFilter;
  final bool isLoading;
  final String? errorMessage;

  const LibraryState({
    this.books = const [],
    this.filteredBooks = const [],
    this.selectedBook,
    this.searchQuery = '',
    this.statusFilter,
    this.isLoading = false,
    this.errorMessage,
  });

  factory LibraryState.initial() {
    return const LibraryState(
      isLoading: true,
    );
  }

  LibraryState copyWith({
    List<Book>? books,
    List<Book>? filteredBooks,
    Book? selectedBook,
    String? searchQuery,
    BookStatus? statusFilter,
    bool? isLoading,
    String? errorMessage,
  }) {
    return LibraryState(
      books: books ?? this.books,
      filteredBooks: filteredBooks ?? this.filteredBooks,
      selectedBook: selectedBook,
      searchQuery: searchQuery ?? this.searchQuery,
      statusFilter: statusFilter ?? this.statusFilter,
      isLoading: isLoading ?? this.isLoading,
      errorMessage: errorMessage ?? this.errorMessage,
    );
  }

  @override
  List<Object?> get props => [
        books,
        filteredBooks,
        selectedBook,
        searchQuery,
        statusFilter,
        isLoading,
        errorMessage,
      ];
}