using Microsoft.Extensions.Logging;
using LDBproject.Repositories;

namespace LDBproject.Reports;

internal class DocReport
{
    private readonly IBookRep _bookRep;
    private readonly ILibrarianRep _librarianRep;
    private readonly ICustomerCardsRep _customerRep;
    private readonly ILogger<DocReport> _logger;

    public DocReport(IBookRep bookRep, ILibrarianRep librarianRep,
        ICustomerCardsRep customerRep, ILogger<DocReport> logger)
    {
        _bookRep = bookRep ?? throw new ArgumentNullException(nameof(bookRep));
        _librarianRep = librarianRep ?? throw new ArgumentNullException(nameof(librarianRep));
        _customerRep = customerRep ?? throw new ArgumentNullException(nameof(customerRep));
        _logger = logger ?? throw new ArgumentNullException(nameof(logger));
    }

    public bool CreateDoc(string filePath, bool includeOrders, bool includeLibrarians, bool includeCustomers)
    {
        try
        {
            var builder = new WordBuilder(filePath).AddHeader("Reports Document");

            if (includeOrders)
            {
                builder.AddParagraph("Книги").AddTable([2400, 2400, 1200], GetBooks());
            }

            if (includeLibrarians)
            {
                builder.AddParagraph("Работники").AddTable([2400, 1200], GetLibrarians());
            }

            if (includeCustomers)
            {
                builder.AddParagraph("Читатели").AddTable([2400, 2400], GetCustomers());
            }

            builder.Build();

            return true;
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "< Error while forming document >");
            return false;
        }
    }

    private List<string[]> GetBooks()
    {
        return [
         ["Title", "Author", "Year of publishing"],
            .. _bookRep.GetBookList().Select(x => new string[]
            { x.Title, x.Author, x.PublishYear.ToString() }),];
    }

    private List<string[]> GetLibrarians()
    {
        return [["FIO", "Genres"],
            .. _librarianRep.GetCards().Select(x => new string[]
       { x.FIO, x.GenreMask.ToString() ?? "Unknown" }),];
    }

    private List<string[]> GetCustomers()
    {
        return [["FIO", "Birthday"],
            .. _customerRep.GetCards().Select(x => new string[]
        { x.FIO, x.AgeBirthday.ToString() }),];
    }
}