using TravelAgencyBusinessLogic.OfficePackage.HelperEnums;
using TravelAgencyBusinessLogic.OfficePackage.HelperModels;

namespace TravelAgencyBusinessLogic.OfficePackage
{
    public abstract class AbstractSaveToPdf
    {
        public void CreateDoc(PdfInfo info)
        {
            CreatePdf(info);
            CreateParagraph(new PdfParagraph { Text = info.Title, Style = "NormalTitle", ParagraphAlignment = PdfParagraphAlignmentType.Center });
            CreateParagraph(new PdfParagraph { Text = $"с {info.DateFrom.ToShortDateString()} по {info.DateTo.ToShortDateString()}", Style = "Normal", ParagraphAlignment = PdfParagraphAlignmentType.Center });

            CreateTable(new List<string> { "2cm", "3cm", "3cm", "4cm", "3cm", "3cm"});

            CreateRow(new PdfRowParameters
            {
                Texts = new List<string> { "Тур", "Стоимость тура", "Дата тура", "Экскурсионная группа", "Количество участников", "Гид" },
                Style = "NormalTitle",
                ParagraphAlignment = PdfParagraphAlignmentType.Center
            });

            foreach (var tour in info.Tours)
            {
                CreateRow(new PdfRowParameters
                {
                    Texts = new List<string> { tour.Tour.TourName, tour.Tour.Price.ToString(), tour.Tour.TourDate.ToShortDateString(), "", "", "" },
                    Style = "Normal",
                    ParagraphAlignment = PdfParagraphAlignmentType.Left
                });
                foreach(var excursionGroup in tour.ExcursionGroups)
                {
                    CreateRow(new PdfRowParameters
                    {
                        Texts = new List<string> { "", "", "", excursionGroup.ExcursionGroupName, excursionGroup.ParticipantsAmount.ToString(), excursionGroup.GuideFIO},
                        Style = "Normal",
                        ParagraphAlignment = PdfParagraphAlignmentType.Left
                    });
                }
            }

            SavePdf(info);
        }

        /// <summary>
		/// Создание doc-файла
		/// </summary>
		/// <param name="info"></param>
        protected abstract void CreatePdf(PdfInfo info);

        /// <summary>
        /// Создание параграфа с текстом
        /// </summary>
        /// <param name="title"></param>
        /// <param name="style"></param>
        protected abstract void CreateParagraph(PdfParagraph paragraph);

        /// <summary>
        /// Создание таблицы
        /// </summary>
        /// <param name="title"></param>
        /// <param name="style"></param>
        protected abstract void CreateTable(List<string> columns);

        /// <summary>
        /// Создание и заполнение строки
        /// </summary>
        /// <param name="rowParameters"></param>
        protected abstract void CreateRow(PdfRowParameters rowParameters);

        /// <summary>
		/// Сохранение файла
		/// </summary>
		/// <param name="info"></param>
        protected abstract void SavePdf(PdfInfo info);
    }
}