initial commit

2026-07-21 15:36:49 +07:00
commit 77f66132bc
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+using Application.Common.CQS.Queries;
+using Application.Common.Extensions;
+using Domain.Entities;
+using Domain.Enums;
+using MediatR;
+using Microsoft.EntityFrameworkCore;
+
+namespace Application.Features.DashboardManager.Queries;
+
+
+public class GetPurchaseDashboardDto
+{
+    public List<PurchaseOrderItem>? PurchaseOrderDashboard { get; init; }
+    public List<BarSeries>? PurchaseByVendorGroupDashboard { get; init; }
+    public List<BarSeries>? PurchaseByVendorCategoryDashboard { get; init; }
+}
+
+public class GetPurchaseDashboardResult
+{
+    public GetPurchaseDashboardDto? Data { get; init; }
+}
+
+public class GetPurchaseDashboardRequest : IRequest<GetPurchaseDashboardResult>
+{
+}
+
+public class GetPurchaseDashboardHandler : IRequestHandler<GetPurchaseDashboardRequest, GetPurchaseDashboardResult>
+{
+    private readonly IQueryContext _context;
+
+    public GetPurchaseDashboardHandler(IQueryContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<GetPurchaseDashboardResult> Handle(GetPurchaseDashboardRequest request, CancellationToken cancellationToken)
+    {
+
+        var purchaseOrderItemData = await _context.PurchaseOrderItem
+            .AsNoTracking()
+            .IsDeletedEqualTo(false)
+            .Include(x => x.PurchaseOrder)
+            .Include(x => x.Product)
+            .Where(x => x.PurchaseOrder!.OrderStatus == PurchaseOrderStatus.Confirmed)
+            .OrderByDescending(x => x.PurchaseOrder!.OrderDate)
+            .Take(30)
+            .ToListAsync(cancellationToken);
+
+        var purchaseByVendorGroupData = _context.PurchaseOrderItem
+            .AsNoTracking()
+            .IsDeletedEqualTo(false)
+                .Include(x => x.PurchaseOrder)
+                    .ThenInclude(x => x!.Vendor)
+                        .ThenInclude(x => x!.VendorGroup)
+                .Include(x => x.Product)
+                .Where(x => x.Product!.Physical == true)
+            .Select(x => new
+            {
+                Status = x.PurchaseOrder!.OrderStatus,
+                VendorGroupName = x.PurchaseOrder!.Vendor!.VendorGroup!.Name,
+                Quantity = x.Quantity
+            })
+            .GroupBy(x => new { x.Status, x.VendorGroupName })
+            .Select(g => new
+            {
+                Status = g.Key.Status,
+                VendorGroupName = g.Key.VendorGroupName,
+                Quantity = g.Sum(x => x.Quantity)
+            })
+            .ToList();
+
+        var purchaseByVendorCategoryDate = _context.PurchaseOrderItem
+            .AsNoTracking()
+            .IsDeletedEqualTo(false)
+            .Include(x => x.PurchaseOrder)
+                .ThenInclude(x => x!.Vendor)
+                    .ThenInclude(x => x!.VendorCategory)
+            .Include(x => x.Product)
+            .Where(x => x.Product!.Physical == true)
+            .Select(x => new
+            {
+                Status = x.PurchaseOrder!.OrderStatus,
+                VendorCategoryName = x.PurchaseOrder!.Vendor!.VendorCategory!.Name,
+                Quantity = x.Quantity
+            })
+            .GroupBy(x => new { x.Status, x.VendorCategoryName })
+            .Select(g => new
+            {
+                Status = g.Key.Status,
+                VendorCategoryName = g.Key.VendorCategoryName,
+                Quantity = g.Sum(x => x.Quantity)
+            })
+            .ToList();
+
+
+        var result = new GetPurchaseDashboardResult
+        {
+            Data = new GetPurchaseDashboardDto
+            {
+                PurchaseOrderDashboard = purchaseOrderItemData,
+                PurchaseByVendorGroupDashboard =
+                    Enum.GetValues(typeof(PurchaseOrderStatus))
+                    .Cast<PurchaseOrderStatus>()
+                    .Select(status => new BarSeries
+                    {
+                        Type = "Bar",
+                        XName = "x",
+                        Width = 2,
+                        YName = "y",
+                        Name = Enum.GetName(typeof(PurchaseOrderStatus), status)!,
+                        ColumnSpacing = 0.1,
+                        TooltipMappingName = "tooltipMappingName",
+                        DataSource = purchaseByVendorGroupData
+                            .Where(x => x.Status == status)
+                            .Select(x => new BarDataItem
+                            {
+                                X = x.VendorGroupName ?? "",
+                                TooltipMappingName = x.VendorGroupName ?? "",
+                                Y = (int)x.Quantity!.Value
+                            }).ToList()
+                    })
+                    .ToList(),
+                PurchaseByVendorCategoryDashboard =
+                    Enum.GetValues(typeof(PurchaseOrderStatus))
+                    .Cast<PurchaseOrderStatus>()
+                    .Select(status => new BarSeries
+                    {
+                        Type = "Column",
+                        XName = "x",
+                        Width = 2,
+                        YName = "y",
+                        Name = Enum.GetName(typeof(PurchaseOrderStatus), status)!,
+                        ColumnSpacing = 0.1,
+                        TooltipMappingName = "tooltipMappingName",
+                        DataSource = purchaseByVendorCategoryDate
+                            .Where(x => x.Status == status)
+                            .Select(x => new BarDataItem
+                            {
+                                X = x.VendorCategoryName ?? "",
+                                TooltipMappingName = x.VendorCategoryName ?? "",
+                                Y = (int)x.Quantity!.Value
+                            }).ToList()
+                    })
+                    .ToList(),
+            }
+        };
+
+        return result;
+    }
+}