using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Windows;
using Comal.Classes;
using InABox.Clients;
using InABox.Configuration;
using InABox.Core;
using InABox.DynamicGrid;
using InABox.Wpf;
using PRSDesktop.Panels.Jobs;

namespace PRSDesktop;

public enum StockReleaseWriteDownMethod
{
    AverageCost,
    Zero
}

public class ProjectsPanelSettings : BaseObject, IUserConfigurationSettings, IMasterDetailSettings
{
    [NullEditor] public DynamicSplitPanelView ViewType { get; set; } = DynamicSplitPanelView.Combined;

    [NullEditor] public double AnchorWidth { get; set; } = 300;

    [NullEditor] public Guid MasterID { get; set; }

}

public class ProjectsSettings : BaseObject, IGlobalConfigurationSettings
{

    private class VisiblePanelsGenerator : LookupGenerator<object>
    {
        
        public VisiblePanelsGenerator(object[] items) : base(items)
        {
            AddValue(typeof(JobDetails).EntityName().Split('.').Last(),"Details");
            AddValue(typeof(JobScopePanel).EntityName().Split('.').Last(), "Scopes");
            AddValue(typeof(JobDocumentSetPanel).EntityName().Split('.').Last(), "Documents");
            AddValue(typeof(JobStagesPanel).EntityName().Split('.').Last(), "Stages");
            AddValue(typeof(JobITPGrid).EntityName().Split('.').Last(), "ITPs");
            AddValue(typeof(JobProductMappingsGrid).EntityName().Split('.').Last(), "Product Mappings");
            AddValue(typeof(JobProductStylesGrid).EntityName().Split('.').Last(), "Product Styles");
            AddValue(typeof(JobBillOfMaterialsPanel).EntityName().Split('.').Last(), "BOM");
            AddValue(typeof(JobRequisitionPanel).EntityName().Split('.').Last(), "Requisitions");
            AddValue(typeof(JobStockGrid).EntityName().Split('.').Last(), "Stock Holdings");
            AddValue(typeof(JobPickingListPanel).EntityName().Split('.').Last(), "Picking Lists");
            AddValue(typeof(JobOrderGrid).EntityName().Split('.').Last(), "Orders");
            AddValue(typeof(JobDesignPanel).EntityName().Split('.').Last(), "Designs");
            AddValue(typeof(ManufacturingGrid).EntityName().Split('.').Last(), "Manufacturing");
            AddValue(typeof(ReadyToGoGrid).EntityName().Split('.').Last(), "Dispatch");
            AddValue(typeof(DeliveryPanel).EntityName().Split('.').Last(), "Deliveries");
            AddValue(typeof(DeliveredOnSiteGrid).EntityName().Split('.').Last(), "OnSite");
            AddValue(typeof(TaskPanel).EntityName().Split('.').Last(), "Tasks");
            AddValue(typeof(JobEquipmentGrid).EntityName().Split('.').Last(), "EquipmentTab");
            AddValue(typeof(JobEmployeePanel).EntityName().Split('.').Last(), "Employees");
            AddValue(typeof(JobTrackerGrid).EntityName().Split('.').Last(), "Trackers");
            AddValue(typeof(JobAssignmentPanel).EntityName().Split('.').Last(), "Assignments");
            AddValue(typeof(JobTimesheetGrid).EntityName().Split('.').Last(), "Timesheets");
            AddValue(typeof(JobFormGrid).EntityName().Split('.').Last(), "Forms");
            AddValue(typeof(InvoicePanel).EntityName().Split('.').Last(), "Invoices");
            AddValue(typeof(JobSpreadsheetGrid).EntityName().Split('.').Last(), "Spreadsheets");
            AddValue(typeof(JobSummaryPanel).EntityName().Split('.').Last(), "Summary");    
        }
    }
    
    [CheckListEditor(typeof(VisiblePanelsGenerator), ColumnWidth = 200, Width = 600)]
    [EditorSequence(2)]
    public Dictionary<string, bool> VisiblePanels { get; set; }

    [EnumLookupEditor(typeof(StockReleaseWriteDownMethod))]
    [EditorSequence(2)]
    public StockReleaseWriteDownMethod StockRelease { get; set; }
    
    public ProjectsSettings()
    {
        VisiblePanels = new Dictionary<string, bool>();
    }
}

public class ProjectsPanel : MasterDetailPanel<Job,ProjectsGrid,ProjectsPanelSettings>
{
    
    protected override string MasterCaption => "Project List";
    
    protected override string DetailCaption => "Project Details";

    protected override string MasterColumnsTag => "Projects";


    private ProjectsSettings _settings;

    public ProjectsPanel() : base()
    {
        _settings = new GlobalConfiguration<ProjectsSettings>().Load();
    }
    
    private void SetPageVisible(Type type, IMasterDetailPage? page)
    {
        if (page is null)
            return;
        
        page.Tab.Visibility = _settings.VisiblePanels.TryGetValue(type.EntityName().Split('.').Last(), out bool visible)
            ? visible 
                ? Visibility.Visible 
                : Visibility.Collapsed
            : Visibility.Visible;
    }

    private void SetStockRelease()
    {
        if (_pages.TryGetValue(typeof(JobSummaryPanel), out IMasterDetailPage? p) 
            && p is IMasterDetailPanelPage panel 
            && panel.Panel is JobSummaryPanel summary)
            summary.StockRelease = _settings.StockRelease;
        if (_pages.TryGetValue(typeof(JobStockGrid), out IMasterDetailPage? g) 
            && g is JobStockGrid grid)
            grid.StockRelease = _settings.StockRelease;
    }

    private void SetPagesVisible()
    {
        foreach (var page in _pages.Where(x=>x.Value is not null))
            SetPageVisible(page.Key,page.Value);
    }

    private void DoCreatePanel<TPanel>(Func<bool> cancreate, string caption)
        where TPanel : class, IBasePanel, IMasterDetailControl<Job>, new()
    {
        _pages[typeof(TPanel)] = CreatePage<JobDetailPanel<TPanel>>(cancreate, caption);
    }
    
    private void DoCreateGrid<TGrid,TEntity>(Func<bool> cancreate, string caption)
        where TGrid : DynamicGrid<TEntity>, IDataModelSource, IMasterDetailControl<Job,TEntity>, new()
        where TEntity : BaseObject, new()
    {
        _pages[typeof(TGrid)] = CreatePage<JobDetailGrid<TGrid,TEntity>>(cancreate, caption);
    }

    private Dictionary<Type, IMasterDetailPage?> _pages = new();
    
    protected override void CreatePages()
    {
        DoCreatePanel<JobDetails>(() => true,"Details");
        DoCreatePanel<JobScopePanel>(Security.CanView<JobScope>, "Scopes");
        DoCreatePanel<JobDocumentSetPanel>(Security.CanView<JobDocumentSet>, "Documents");
        DoCreatePanel<JobStagesPanel>(Security.CanView<JobStage>, "Stages");
        DoCreateGrid<JobITPGrid, JobITP>(Security.CanView<JobITP>, "ITPs");
        DoCreateGrid<JobProductMappingsGrid, JobProductMapping>(Security.CanView<JobProductMapping>, "Product Mappings");
        DoCreateGrid<JobProductStylesGrid, JobStyle>(Security.CanView<JobStyle>, "Product Styles");
        DoCreatePanel<JobBillOfMaterialsPanel>(Security.CanView<JobBillOfMaterials>, "BOM");
        DoCreatePanel<JobRequisitionPanel>(Security.CanView<JobRequisition>, "Requisitions");
        DoCreatePanel<JobStockGrid>(Security.CanView<StockHolding>, "Stock Holdings");
        DoCreatePanel<JobPickingListPanel>(Security.CanView<Requisition>, "Picking Lists");
        DoCreateGrid<JobOrderGrid, PurchaseOrderItem>(Security.CanView<PurchaseOrderItem>, "Orders");
        DoCreatePanel<JobDesignPanel>(Security.CanView<Setout>, "Designs");
        DoCreateGrid<ManufacturingGrid, ManufacturingPacket>(Security.CanView<ManufacturingPacket>, "Manufacturing");
        DoCreateGrid<ReadyToGoGrid, DeliveryItem>(Security.CanView<DeliveryItem>, "Dispatch");
        DoCreatePanel<DeliveryPanel>(Security.CanView<Delivery>, "Deliveries");
        DoCreateGrid<DeliveredOnSiteGrid, DeliveryItem>(Security.CanView<DeliveryItem>, "OnSite");
        DoCreatePanel<TaskPanel>(Security.CanView<Kanban>, "Tasks");
        DoCreateGrid<JobEquipmentGrid, JobEquipment>(Security.CanView<Equipment>, "Equipment");
        DoCreatePanel<JobEmployeePanel>(Security.CanView<Employee>, "Employees");
        DoCreateGrid<JobTrackerGrid, JobTracker>(Security.CanView<GPSTracker>, "Trackers");
        DoCreatePanel<JobAssignmentPanel>(Security.CanView<Assignment>, "Assignments");
        DoCreateGrid<JobTimesheetGrid, TimeSheet>(Security.CanView<TimeSheet>, "Timesheets");
        DoCreateGrid<JobFormGrid, JobForm>(Security.CanView<JobForm>, "Forms");
        DoCreatePanel<InvoicePanel>(Security.CanView<Invoice>, "Invoices");
        DoCreateGrid<JobSpreadsheetGrid, JobSpreadsheet>(Security.CanView<JobSpreadsheet>, "Spreadsheets");
        DoCreatePanel<JobSummaryPanel>(Security.CanView<JobMaterial>, "Summary");
        
        SetPagesVisible();
        SetStockRelease();
    }

    protected override void AfterLoadSettings(ProjectsPanelSettings settings)
    {
        
    }

    protected override void BeforeSaveSettings(ProjectsPanelSettings settings)
    {
        
    }
    
    public override void CreateToolbarButtons(IPanelHost host)
    {
        
        host.CreateSetupAction(new PanelAction()
        {
            Caption = "Projects Settings", 
            Image = PRSDesktop.Resources.specifications, 
            OnExecute = action =>
            {
                var grid = new DynamicItemsListGrid<ProjectsSettings>();
                if (grid.EditItems(new ProjectsSettings[] { _settings }))
                {
                    new GlobalConfiguration<ProjectsSettings>().Save(_settings);
                    SetPagesVisible();
                    SetStockRelease();
                }
            } 
        });

        ProjectSetupActions.JobStatuses(host);
        ProjectSetupActions.DocumentMilestones(host);
        ProjectSetupActions.JobScopeStatuses(host);
        ProjectSetupActions.JobRetentionTypes(host);
        ProjectSetupActions.DrawingTemplates(host);
        SystemSetupActions.ERPStatuses(host);
        host.CreateSetupSeparator();
        ProjectSetupActions.JobSpreadsheetTemplates(host);
        host.CreateSetupSeparator();
        ProjectSetupActions.SetoutGroups(host);

        base.CreateToolbarButtons(host);
    }
}