prs/prs.desktop/Panels/Employees/Rosters/EmployeeRosterItemGrid.cs

using System;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using Comal.Classes;
using InABox.Clients;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.WPF;

namespace PRSDesktop;

public class EmployeeRosterItemGrid : BaseEmployeeRosterItemGrid<Employee, EmployeeRosterItem>
{
    
    private Button _select = null!;
    private Button _start = null!;
    
    public EmployeeRosterItemGrid()
    {
        _select = AddButton("Select", PRSDesktop.Resources.clock.AsBitmapImage(), SelectRoster);
        _start = AddButton("", PRSDesktop.Resources.assignments.AsBitmapImage(), SelectStart);
        UpdateButtons();
    }

    protected override void DoReconfigure(FluentList<DynamicGridOption> options)
    {
        base.DoReconfigure(options);
        options.Remove(DynamicGridOption.EditRows);
        options.Remove(DynamicGridOption.ExportData);
        options.Remove(DynamicGridOption.ImportData);
    }

    public override void Load(object item, Func<Type, CoreTable?>? PageDataHandler)
    {
        base.Load(item, PageDataHandler);
        UpdateButtons();
    }

    public override void SaveItem(EmployeeRosterItem item)
    {
        base.SaveItem(item);
        Client.Save(item, "Updated by User");
        UpdateRoster(null);
    }

    private void UpdateRoster(EmployeeRoster? roster)
    {
        if (Item.RosterTemplate.ID != (roster?.ID ?? Guid.Empty))
        {
            Item.RosterTemplate.ID = roster?.ID ?? Guid.Empty;
            Item.RosterTemplate.Code = roster?.Code ?? "";
            Item.RosterTemplate.Description = roster?.Description ?? "";
            Client.Save(Item, "Roster Template Updated");
            UpdateButtons();
        }
    }

    protected override void DeleteItems(params CoreRow[] rows)
    {
        base.DeleteItems(rows);
        var deletes = rows.Select(x => x.ToObject<EmployeeRosterItem>()).OfType<EmployeeRosterItem>().ToArray();
        Client.Delete(deletes,"Deleted by User");
        UpdateRoster(null);
    }
    
    private bool SelectRoster(Button arg1, CoreRow[] arg2)
    {
        MultiSelectDialog<EmployeeRoster> dlg = new MultiSelectDialog<EmployeeRoster>(
            null,
            new Columns<EmployeeRoster>(x => x.ID).Add(x => x.Code).Add(x => x.Description),
            false);
        if (dlg.ShowDialog() && dlg.Items().FirstOrDefault() is EmployeeRoster roster)
        {
            var query = new MultiQuery();
            Client.Delete(Items,"");
            
            if (roster.ID != Guid.Empty)
            {
                var newroster = new Client<EmployeeRosterTemplateItem>().Query(
                        new Filter<EmployeeRosterTemplateItem>(x => x.Roster.ID).IsEqualTo(roster.ID)
                    ).Rows
                    .Select(x => x.ToObject<EmployeeRosterTemplateItem>().ToEmployeeRosterItem(Item))
                    .ToArray();
                
                Client.Save(newroster,"");
            }
            
            UpdateRoster(roster);
            DoChanged();
            return true;
        }
        return false;
    }
    
    private bool SelectStart(Button arg1, CoreRow[] arg2)
    {
        var date = Item.RosterStart.IsEmpty() ? DateTime.Today : Item.RosterStart;
        if (DateEdit.Execute("Select Start Date", ref date))
        {
            Item.RosterStart = date;
            Client.Save(Item, "Updated Roster Start Date");
            DoChanged();
            return true;
        }
        return false;
    }

    private void UpdateButtons()
    {
        _select.Visibility = (Item == null) || (Item.ID == Guid.Empty) ? Visibility.Collapsed : Visibility.Visible;
        _start.Visibility = (Item == null) || (Item.ID == Guid.Empty) ? Visibility.Collapsed : Visibility.Visible;
        
        var roster = (Item == null) || (Item.ID == Guid.Empty) || Item.RosterTemplate.ID == Guid.Empty
            ? "(Custom)"
            : Item.RosterTemplate.Code;
        UpdateButton(_select,PRSDesktop.Resources.clock.AsBitmapImage(),roster);
        
        var start = (Item == null) || (Item.ID == Guid.Empty) || Item.RosterStart.IsEmpty()
            ? "(Select Start)"
            : $"Start: {Item.RosterStart:dd MMM yy}";
        UpdateButton(_start,PRSDesktop.Resources.assignments.AsBitmapImage(),start);
    }
}