using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media.Imaging;
using Comal.Classes;
using InABox.Clients;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.WPF;
using InABox.Wpf;
using Syncfusion.Linq;
using InABox.Configuration;
using System.Threading;

namespace PRSDesktop;

public delegate void DeliveryChangedEvent(object sender);

public class DeliveryListSettings : IUserConfigurationSettings
{
    public DynamicGridSelectedFilterSettings Filters { get; set; } = new();
}

public class DeliveryList : DynamicDataGrid<Delivery>, IMasterDetailControl<Job,Delivery>
{
    private readonly BitmapImage docs = PRSDesktop.Resources.doc_png.AsBitmapImage();

    private DeliveryListSettings _settings;
    
    public DateTime BookingSlot { get; set; }
    public Guid EmployeeID { get; set; }
    
    public Job? Master { get; set; }
    
    public Filter<Delivery> MasterDetailFilter => Master != null
        ? Master.ID != Guid.Empty 
            ? new Filter<Delivery>(x => x.Job.ID).IsEqualTo(Master.ID)
            : new Filter<Delivery>().None()
        : new Filter<Delivery>().All();
    
    public bool AllJobs { get;  }

    public DeliveryList()
    {
        _settings = new UserConfiguration<DeliveryListSettings>().Load();
        FilterComponent.SetSettings(_settings.Filters, false);
        FilterComponent.OnFiltersSelected += FilterComponent_OnFilterSelected;

        ActionColumns.Add(new DynamicImageColumn(DocumentsImage, DocumentsClick) { Position = DynamicActionColumnPosition.Start });

        HiddenColumns.Add(x => x.Notes);
        HiddenColumns.Add(x => x.Job.ID);
        HiddenColumns.Add(x => x.Completed);
        HiddenColumns.Add(x => x.Documents);
        HiddenColumns.Add(x => x.Contact.ID);
        HiddenColumns.Add(x => x.Contact.Name);

        OnCustomiseEditor += CustomiseEditor;
    }

    private void FilterComponent_OnFilterSelected(DynamicGridSelectedFilterSettings filters)
    {
        _settings.Filters = filters;
        _settings.SaveUser();
    }

    protected override void DoReconfigure(DynamicGridOptions options)
    {
        base.DoReconfigure(options);

        options.RecordCount = true;
        options.AddRows = true;
        options.EditRows = true;
        options.SelectColumns = true;
        options.FilterRows = true;
        if (Security.CanDelete<Delivery>())
            options.DeleteRows = true;
    }



    public event DeliveryChangedEvent DeliveryChanged;

    private void CustomiseEditor(IDynamicEditorForm sender, Delivery[]? items, DynamicGridColumn column, BaseEditor editor)
    {
        if (column.ColumnName.Equals("Completed"))
        {
            editor.Editable = Security.IsAllowed<CanSkipDeliveryPhotos>() ? Editable.Enabled : Editable.Disabled;
        }
        // else if (column.ColumnName.Equals("Contact.ID"))
        // {
        //     editor.Editable = Editable.Hidden;
        // }
        // else if (column.ColumnName.Equals("Contact.Name"))
        // {
        //     editor.Editable = Editable.Enabled;
        //     (editor as TextBoxEditor).Buttons = new[]
        //     {
        //         new(items?.FirstOrDefault(), "Select", 50, ContactNameLookup, true),
        //         new EditorButton(items?.FirstOrDefault(), "Clear", 50, ContactNameClear, true)
        //     };
        // }
    }

    // private void ContactNameClear(object editor, object? item)
    // {
    //     if (item is not Delivery delivery)
    //         return;
    //
    //     delivery.Contact.ID = Guid.Empty;
    //     delivery.Address.Street = "";
    //     delivery.Address.City = "";
    //     delivery.Address.State = "";
    //     delivery.Address.PostCode = "";
    //
    //     if(editor is BaseDynamicEditorControl baseEditor)
    //     {
    //         baseEditor.SetValue(baseEditor.ColumnName, "");
    //     }
    // }
    //
    // private void ContactNameLookup(object editor, object? item)
    // {
    //     var contacts = new MultiSelectDialog<Contact>(
    //         null,
    //         null,
    //         false
    //     );
    //
    //     if (contacts.ShowDialog() != true)
    //         return;
    //
    //     var contact = contacts.Items().FirstOrDefault();
    //     if (contact == null)
    //         return;
    //     if (item is not Delivery delivery)
    //         return;
    //
    //     delivery.Contact.ID = contact.ID;
    //     delivery.Address.Street = contact.Address.Street;
    //     delivery.Address.City = contact.Address.City;
    //     delivery.Address.State = contact.Address.State;
    //     delivery.Address.PostCode = contact.Address.PostCode;
    //
    //     if (editor is BaseDynamicEditorControl baseEditor)
    //     {
    //         baseEditor.SetValue(baseEditor.ColumnName, contact.Name);
    //     }
    //     //SetEditorValue(item, "Contact.Name", contact.Name);
    //     //SetEditorValue(item,"Address.Street",contact.Address.Street);
    //     //SetEditorValue(item, "Address.City",contact.Address.City);
    //     //SetEditorValue(item, "Address.State",contact.Address.State);
    //     //SetEditorValue(item, "Address.PostCode",contact.Address.PostCode);
    // }

    // protected override Dictionary<string, object?> EditorValueChanged(IDynamicEditorForm editor, Delivery[] items, string name, object value)
    // {
    //     var result = base.EditorValueChanged(editor, items, name, value);
    //     if (name.Equals("Job.ID"))
    //     {
    //         items.ForEach(item => { item.Contact.ID = Guid.Empty; });
    //         editor.SetEditorValue("Contact.Name", "");
    //     }
    //     else if (name.Equals("Contact.Name"))
    //     {
    //         var street = "";
    //         var city = "";
    //         var state = "";
    //         var postcode = "";
    //         if (items.First().Contact.IsValid())
    //         {
    //             street = items.First().Address.Street;
    //             city = items.First().Address.City;
    //             state = items.First().Address.State;
    //             postcode = items.First().Address.PostCode;
    //         }
    //         else
    //         {
    //             CoreRow row = null;
    //             if (items.First().ID != Guid.Empty)
    //             {
    //                 row = new Client<Job>().Query(
    //                     new Filter<Job>(x => x.ID).IsEqualTo(items.First().Job.ID),
    //                     new Columns<Job>(x => x.ID, x => x.SiteAddress.Street, x => x.SiteAddress.City, x => x.SiteAddress.State,
    //                         x => x.SiteAddress.PostCode)
    //                 ).Rows.FirstOrDefault();
    //                 street = row != null ? row.Get<Job, string>(x => x.SiteAddress.Street) : "";
    //                 city = row != null ? row.Get<Job, string>(x => x.SiteAddress.City) : "";
    //                 state = row != null ? row.Get<Job, string>(x => x.SiteAddress.State) : "";
    //                 postcode = row != null ? row.Get<Job, string>(x => x.SiteAddress.PostCode) : "";
    //             }
    //         }
    //
    //         editor.SetEditorValue("Address.Street", street);
    //         editor.SetEditorValue("Address.City", city);
    //         editor.SetEditorValue("Address.State", state);
    //         editor.SetEditorValue("Address.PostCode", postcode);
    //     }
    //
    //     return result;
    // }

    private bool DocumentsClick(CoreRow? arg)
    {
        if (arg == null)
            return false;

        var docs = new List<IEntityDocument>();
        using (new WaitCursor())
        {
            var deliveryid = arg.Get<Delivery, Guid>(x => x.ID);
            var table = new Client<DeliveryDocument>().Query(
                new Filter<DeliveryDocument>(x => x.EntityLink.ID).IsEqualTo(deliveryid)
            );
            foreach (var row in table.Rows)
                docs.Add(row.ToObject<DeliveryDocument>());
        }

        if (docs.Any())
        {
            var editor = new DocumentEditor(docs.ToArray());
            //editor.PrintAllowed = Security.IsAllowed<CanPrintFactoryFloorDrawings>();
            editor.SaveAllowed = Security.IsAllowed<CanSaveFactoryFloorDrawings>();
            editor.ShowDialog();
        }
        else
        {
            MessageBox.Show("No Documents Available!");
        }

        return false;
    }

    private BitmapImage? DocumentsImage(CoreRow? arg)
    {
        if (arg == null)
            return docs;
        return arg.Get<Delivery, int>(x => x.Documents) > 0 ? docs : null;
    }

    public override Delivery CreateItem()
    {
        var result = base.CreateItem();
        result.Job.ID = Master?.ID ?? Guid.Empty;
        result.Job.Synchronise(Master ?? new Job());
        return result;
    }

    private AssignmentGrid ag = null;
    
    public bool CreateBooking(CoreRow row, Guid employeeid, DateTime time)
    {
        Logger.Send(LogType.Information, ClientFactory.UserID, string.Format("{0:dd-MMM-yy hh-mm-ss} -> {1}", BookingSlot, EmployeeID));
        var assignment = new Assignment
        {
            Date = time.Date,
            Description = string.Format("Delivery #{0}", row.Get<Delivery, int>(x => x.Number))
        };
        assignment.Booked.Start = time.TimeOfDay;
        assignment.Booked.Finish = time.TimeOfDay.Add(new TimeSpan(2, 0, 0));
        assignment.Delivery.ID = row.Get<Delivery, Guid>(x => x.ID);
        assignment.EmployeeLink.ID = employeeid;
        assignment.JobLink.ID = row.Get<Delivery, Guid>(x => x.Job.ID);
        Logger.Send(LogType.Information, ClientFactory.UserID, "- Creating Assignment Grid");
        if (ag == null)
            ag = new AssignmentGrid();
        Logger.Send(LogType.Information, ClientFactory.UserID, "- Editing Assignment");
        if (ag.EditItems(new[] { assignment }))
        {
            using (new WaitCursor())
            {
                new Client<Assignment>().Save(assignment, "Created for Delivery");
                var del = new Client<Delivery>().Load(new Filter<Delivery>(x => x.ID).IsEqualTo(row.Get<Delivery, Guid>(x => x.ID)))
                    .FirstOrDefault();
                del.Assignment.ID = assignment.ID;
                new Client<Delivery>().Save(del, "Booked via Scheduler");
            }
            DeliveryChanged?.Invoke(this);
            return true;
        }

        Logger.Send(LogType.Information, ClientFactory.UserID, "- Cancelled Edit");
        return false;           
    }
    
    private bool BookClick(CoreRow arg)
    {
        return CreateBooking(arg, EmployeeID, BookingSlot);
    }

    private BitmapImage BookImage(CoreRow arg)
    {
        if (arg == null)
        {
            Logger.Send(LogType.Information, ClientFactory.UserID, "BookImage: Row is null!");
            return null;
        }

        Logger.Send(LogType.Information, ClientFactory.UserID,
            string.Format("BookImage {0} -> {1:dd-MMM-yy hh-mm-ss}", arg.Get<Delivery, int>(x => x.Number), BookingSlot));

        if (BookingSlot.IsEmpty())
        {
            Logger.Send(LogType.Information, ClientFactory.UserID, "BookImage: BookingSlot is Empty!");
            return null;
        }

        if (arg.Get<Delivery, DateTime>(x => x.Assignment.Date).IsEmpty())
        {
            Logger.Send(LogType.Information, ClientFactory.UserID, "BookImage: Assignment Date is Empty!");
            return PRSDesktop.Resources.rightarrow.AsBitmapImage();
        }

        Logger.Send(LogType.Information, ClientFactory.UserID,
            string.Format("BookImage Assignment Date is {0:dd-MMM-yy hh-mm-ss}", arg.Get<Delivery, DateTime>(x => x.Assignment.Date)));

        return null;
    }
    

    protected override void Reload(
    	Filters<Delivery> criteria, Columns<Delivery> columns, ref SortOrder<Delivery>? sort,
    	CancellationToken token, Action<CoreTable?, Exception?> action)
    {
        criteria.Add(MasterDetailFilter);
        base.Reload(criteria, columns, ref sort, token, action);
    }
    
}