using Elwig.Models.Dtos;
using iText.Kernel.Pdf;
using iText.Layout.Element;
using iText.Layout.Properties;
using System.Collections.Generic;
using System.Linq;

namespace Elwig.Documents {
    public class DeliveryAncmtList : Document {

        public new static string Name => "Anmeldeliste";

        public string Filter;
        public List<DeliveryAncmtListRow> Announcements;

        public DeliveryAncmtList(string filter, IEnumerable<DeliveryAncmtListRow> announcements) :
            base($"{Name} {filter}") {
            Filter = filter;
            Announcements = [.. announcements];
        }

        public DeliveryAncmtList(string filter, DeliveryAncmtListData data) :
            this(filter, data.Rows) {
        }

        protected override void RenderBody(iText.Layout.Document doc, PdfDocument pdf) {
            base.RenderBody(doc, pdf);
            doc.Add(new KernedParagraph(Name, 24)
                .SetTextAlignment(TextAlignment.CENTER).SetFont(BF)
                .SetMarginsMM(0, 0, 2, 0));
            doc.Add(new KernedParagraph(Filter, 14)
                .SetTextAlignment(TextAlignment.CENTER).SetFont(BF)
                .SetMarginsMM(0, 0, 2, 0));
            doc.Add(NewAncmtTable(Announcements));
        }

        protected Table NewAncmtTable(List<DeliveryAncmtListRow> ancmts) {
            var tbl = new Table(ColsMM(15, 12, 50, 25, 38, 11, 14), true)
                .SetWidth(UnitValue.CreatePercentValue(100)).SetFixedLayout()
                .SetBorderCollapse(BorderCollapsePropertyValue.COLLAPSE);

            tbl.AddHeaderCell(NewTh("Datum", rowspan: 2))
                .AddHeaderCell(NewTh("MgNr.", rowspan: 2))
                .AddHeaderCell(NewTh("Mitglied", rowspan: 2, left: true))
                .AddHeaderCell(NewTh("Ort", rowspan: 2, left: true))
                .AddHeaderCell(NewTh("Sorte", rowspan: 2, left: true))
                .AddHeaderCell(NewTh("Anmldg.", rowspan: 2))
                .AddHeaderCell(NewTh("Menge"))
                .AddHeaderCell(NewTh("[kg]"));

            foreach (var a in ancmts) {
                tbl.AddCell(NewTd($"{a.Date:dd.MM.yyyy}", 8))
                    .AddCell(NewTd($"{a.MgNr}", right: true))
                    .AddCell(NewTd(a.AdministrativeName))
                    .AddCell(NewTd(a.DefaultKg, 8))
                    .AddCell(NewTd(a.Variety))
                    .AddCell(NewTd(a.Status ?? "-", 8, center: true))
                    .AddCell(NewTd($"{a.Weight:N0}", right: true));
            }

            tbl.AddCell(NewTd("Gesamt:", colspan: 2, bold: true, borderTop: true))
                .AddCell(NewTd($"Anmeldungen: {ancmts.Count:N0}", colspan: 3, bold: true, borderTop: true))
                .AddCell(NewTd($"{ancmts.Sum(a => a.Weight):N0}", colspan: 2, right: true, bold: true, borderTop: true));

            return tbl;
        }
    }
}