using PdfSharp.Pdf;
using ServiceSourceBusinessLogic.OfficePackage.HelperEnums;
using ServiceSourceBusinessLogic.OfficePackage.HelperModels;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ServiceSourceBusinessLogic.OfficePackage {
    public abstract class AbstractSaveToPdf {

        public PdfDocument CreateDoc (PdfInfo info) {
            CreatePdf(info);

            CreateParagraph(new PdfParagraph {
                Text = info.Title,
                Style = "NormalTitle",
                alignmentType = PdfParagraphAlignmentType.Center,
            });

            CreateParagraph(new PdfParagraph {
                Text = $"С {info.Date_From} по {info.Date_To}",
                Style = "Normal",
                alignmentType = PdfParagraphAlignmentType.Right,
            });

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

            CreateRow(new PdfRowParameters {
                Text = new List<string> { "Номер работы", "Дата работы", "Стоимость", "Номер задачи", "Название задачи" },
                Style = "NormalTittle",
                alignmentType = PdfParagraphAlignmentType.Left,
            });

            foreach (var rec in info.WorkTask) {
                CreateRow(new PdfRowParameters {
                    Text = new List<string> {
                        rec.work_id.ToString(),
                        rec.work_date,
                        rec.work_price.ToString(),
                        rec.task_id.ToString(),
                        rec.task_name.ToString()
                    },
                    Style = "Normal",
                    alignmentType = PdfParagraphAlignmentType.Left,
                });
            }
            CreateParagraph(new PdfParagraph {
                Text = $"Итого: {info.TotalCount}",
                Style = "Normal",
                alignmentType = PdfParagraphAlignmentType.Right,
            });

            var document = SavePdf(info);
            return document;
        }

        // Создание документа
        protected abstract void CreatePdf(PdfInfo info);

        // Создание параграфа с текстом
        protected abstract void CreateParagraph(PdfParagraph paragraph);

        // Создание таблицы
        protected abstract void CreateTable(List<string> columns);

        // Создание и заполнение строки
        protected abstract void CreateRow(PdfRowParameters rowParameters);

        // Сохранение файла
        protected abstract PdfDocument SavePdf(PdfInfo info);
    }
}