using DocumentFormat.OpenXml.Presentation;
using VeterinaryClinicBusinessLogics.OfficePackage.HelperEnums;
using VeterinaryClinicBusinessLogics.OfficePackage.HelperModels;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace VeterinaryClinicBusinessLogics.OfficePackage
{
	/// <summary>
	/// Абстрактный класс для создания отчета Excel
	/// </summary>
	public abstract class AbstractSaveToExcel
	{
		/// <summary>
		/// Создать отчет Excel
		/// </summary>
		/// <param name="info"></param>
		public void CreateReport(ExcelInfo info)
		{
			// Создаем файл
			CreateExcel(info);

			// Создаем заголовок таблицы
			// "Список животных."
			InsertCellInWorksheet(new ExcelCellParameters
			{
				ColumnName = "A",
				RowIndex = 1,
				Text = info.Title,
				StyleInfo = ExcelStyleInfoType.Title
			});
			// Объединяем ячейки A1:H1 для заголовка таблицы
			MergeCells(new ExcelMergeParameters
			{
				CellFromName = "A1",
				CellToName = "H1"
			});

			// Записываем основную информацию
			uint rowIndex = 2;
			foreach (var view in info.AnimalServices)
			{
				// "Животное:"
				InsertCellInWorksheet(new ExcelCellParameters
				{
					ColumnName = "A",
					RowIndex = rowIndex,
					Text = "Животное:",
					StyleInfo = ExcelStyleInfoType.SubtitleWithBorder
				});

				// Номер животного "№X"
				InsertCellInWorksheet(new ExcelCellParameters
				{
					ColumnName = "B",
					RowIndex = rowIndex,
					Text = $"№{view.Animal.Id}",
					StyleInfo = ExcelStyleInfoType.TextWithBorder
				});

				// "Вид:"
				InsertCellInWorksheet(new ExcelCellParameters
				{
					ColumnName = "C",
					RowIndex = rowIndex,
					Text = "Вид:",
					StyleInfo = ExcelStyleInfoType.SubtitleWithBorder
				});

				InsertCellInWorksheet(new ExcelCellParameters
				{
					ColumnName = "D",
					RowIndex = rowIndex,
					Text = $"{view.Animal.Type}",
					StyleInfo = ExcelStyleInfoType.TextWithBorder
				});

                // "Порода:"
                InsertCellInWorksheet(new ExcelCellParameters
                {
                    ColumnName = "E",
                    RowIndex = rowIndex,
                    Text = "Порода:",
                    StyleInfo = ExcelStyleInfoType.SubtitleWithBorder
                });

                InsertCellInWorksheet(new ExcelCellParameters
                {
                    ColumnName = "F",
                    RowIndex = rowIndex,
                    Text = $"{view.Animal.Breed}",
                    StyleInfo = ExcelStyleInfoType.TextWithBorder
                });

				// "Возраст:"
				InsertCellInWorksheet(new ExcelCellParameters
				{
					ColumnName = "G",
					RowIndex = rowIndex,
					Text = "Возраст:",
					StyleInfo = ExcelStyleInfoType.SubtitleWithBorder
                });

                InsertCellInWorksheet(new ExcelCellParameters
                {
                    ColumnName = "H",
                    RowIndex = rowIndex,
                    Text = $"{view.Animal.Age}",
                    StyleInfo = ExcelStyleInfoType.TextWithBorder
                });

                rowIndex++;
                // "Услуги:"
                InsertCellInWorksheet(new ExcelCellParameters
                {
                    ColumnName = "A",
                    RowIndex = rowIndex,
                    Text = "Услуги:",
                    StyleInfo = ExcelStyleInfoType.Subtitle
                });

                MergeCells(new ExcelMergeParameters
                {
                    CellFromName = "A" + rowIndex,
                    CellToName = "B" + rowIndex
                });

                // Список услуг
                foreach (var service in view.Services)
				{
					// "Название услуги"
					InsertCellInWorksheet(new ExcelCellParameters
					{
						ColumnName = "C",
						RowIndex = rowIndex,
						Text = $"{service.Name}",
						StyleInfo = ExcelStyleInfoType.Text
					});
					MergeCells(new ExcelMergeParameters
					{
						CellFromName = "C" + rowIndex,
						CellToName = "E" + rowIndex
					});

					// "Стоимость услуги" 
                    InsertCellInWorksheet(new ExcelCellParameters
                    {
                        ColumnName = "F",
                        RowIndex = rowIndex,
                        Text = $"{service.Cost}",
                        StyleInfo = ExcelStyleInfoType.Text
                    });
                    MergeCells(new ExcelMergeParameters
                    {
                        CellFromName = "F" + rowIndex,
                        CellToName = "H" + rowIndex
                    });

                    rowIndex++;
				}
			}

			SaveExcel(info);
		}

		/// <summary>
		/// Создать файл Excel
		/// </summary>
		/// <param name="info"></param>
		protected abstract void CreateExcel(ExcelInfo info);

		/// <summary>
		/// Добавить новую ячейку в лист
		/// </summary>
		/// <param name="excelParams"></param>
		protected abstract void InsertCellInWorksheet(ExcelCellParameters excelParams);

		/// <summary>
		/// Объединить ячейки
		/// </summary>
		/// <param name="excelParams"></param>
		protected abstract void MergeCells(ExcelMergeParameters excelParams);

		/// <summary>
		/// Сохранить файл Excel
		/// </summary>
		/// <param name="info"></param>
		protected abstract void SaveExcel(ExcelInfo info);
	}
}