Complete all for Items

Backend/ERPCore/Services/AdjustmentService.cs

@@ -1,6 +1,7 @@
 using ERPCore.Domain;
 using ERPCore.Domain.Entities;
 using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Stock;
 using ERPCore.Infra.Auth;
 using ERPCore.Infra.UoW;
@@ -23,6 +24,7 @@ public sealed class AdjustmentService : IAdjustmentService
     private readonly IRepository<Warehouse> _warehouses;
     private readonly IRepository<Item> _items;
     private readonly IRepository<ReasonCode> _reasonCodes;
+    private readonly IRepository<StockLedger> _ledger;
     private readonly IStockMutator _mutator;
     private readonly INumberSequenceService _numbers;
     private readonly ICurrentUser _currentUser;
@@ -30,19 +32,62 @@ public sealed class AdjustmentService : IAdjustmentService
 
     public AdjustmentService(
         IRepository<StockAdjustment> adjustments, IRepository<Warehouse> warehouses, IRepository<Item> items,
-        IRepository<ReasonCode> reasonCodes, IStockMutator mutator, INumberSequenceService numbers,
-        ICurrentUser currentUser, IUnitOfWork uow)
+        IRepository<ReasonCode> reasonCodes, IRepository<StockLedger> ledger, IStockMutator mutator,
+        INumberSequenceService numbers, ICurrentUser currentUser, IUnitOfWork uow)
     {
         _adjustments = adjustments;
         _warehouses = warehouses;
         _items = items;
         _reasonCodes = reasonCodes;
+        _ledger = ledger;
         _mutator = mutator;
         _numbers = numbers;
         _currentUser = currentUser;
         _uow = uow;
     }
 
+    public async Task<PagedResponse<AdjustmentSummaryDto>> ListAsync(
+        PageQuery query, int? warehouseId, int? reasonCodeId, CancellationToken ct = default)
+    {
+        var q = _adjustments.Query().AsNoTracking();
+
+        if (!string.IsNullOrWhiteSpace(query.Q))
+        {
+            var term = query.Q.Trim();
+            q = q.Where(a => EF.Functions.ILike(a.DocNo, $"%{term}%"));
+        }
+        if (warehouseId is not null) q = q.Where(a => a.WarehouseId == warehouseId);
+        if (reasonCodeId is not null) q = q.Where(a => a.ReasonCodeId == reasonCodeId);
+
+        var total = await q.CountAsync(ct);
+        var rows = await q.OrderByDescending(a => a.AdjustmentId)
+            .Skip(query.Skip).Take(query.PageSize)
+            .Select(a => new AdjustmentSummaryDto(
+                a.AdjustmentId, a.DocNo, a.WarehouseId, a.ReasonCodeId, a.Status,
+                a.CreatedBy, a.CreatedAt, a.Lines.Count))
+            .ToListAsync(ct);
+
+        return PagedResponse<AdjustmentSummaryDto>.Create(rows, query.Page, query.PageSize, total);
+    }
+
+    public async Task<AdjustmentDto?> GetAsync(int adjustmentId, CancellationToken ct = default)
+    {
+        var adjustment = await _adjustments.Query().AsNoTracking()
+            .Include(a => a.Lines)
+            .FirstOrDefaultAsync(a => a.AdjustmentId == adjustmentId, ct);
+        if (adjustment is null) return null;
+
+        // The ledger reference is polymorphic (docs/10 C.9) — there is no FK to follow,
+        // so the refs this adjustment posted are recovered by source-doc lookup.
+        var ledgerRefs = await _ledger.Query().AsNoTracking()
+            .Where(l => l.SourceDocType == DocumentTypes.Adjustment && l.SourceDocId == adjustmentId)
+            .OrderBy(l => l.LedgerId)
+            .Select(l => l.LedgerId)
+            .ToListAsync(ct);
+
+        return ToDto(adjustment, ledgerRefs);
+    }
+
     public async Task<AdjustmentDto> CreateAsync(CreateAdjustmentRequest request, CancellationToken ct = default)
     {
         if (request.ReasonCodeId is null)
@@ -94,11 +139,12 @@ public sealed class AdjustmentService : IAdjustmentService
             return (entity, refs);
         }, ct);
 
-        return new AdjustmentDto(
-            adjustment.AdjustmentId, adjustment.DocNo, adjustment.WarehouseId, adjustment.ReasonCodeId,
-            adjustment.Status, adjustment.CreatedBy, adjustment.CreatedAt,
-            adjustment.Lines.OrderBy(l => l.AdjLineId)
-                .Select(l => new AdjustmentLineDto(l.AdjLineId, l.ItemId, l.BinId, l.BatchId, l.QtyDelta)).ToList(),
-            ledgerRefs.Select(l => l.LedgerId).ToList());
+        return ToDto(adjustment, ledgerRefs.Select(l => l.LedgerId).ToList());
     }
+
+    private static AdjustmentDto ToDto(StockAdjustment a, IReadOnlyList<int> ledgerRefs) => new(
+        a.AdjustmentId, a.DocNo, a.WarehouseId, a.ReasonCodeId, a.Status, a.CreatedBy, a.CreatedAt,
+        a.Lines.OrderBy(l => l.AdjLineId)
+            .Select(l => new AdjustmentLineDto(l.AdjLineId, l.ItemId, l.BinId, l.BatchId, l.QtyDelta)).ToList(),
+        ledgerRefs);
 }

Backend/ERPCore/Services/Auth/AuthUserService.cs

@@ -55,8 +55,11 @@ public sealed class AuthUserService : IAuthUserService
     public Task<VerifyPasswordResponse> VerifyPasswordAsync(VerifyPasswordRequest request, string bearerToken, CancellationToken ct = default)
         => _authHex.VerifyPasswordAsync(request, bearerToken, ct);
 
+    /// <summary>The controller resolves the id (from body or token claim) before calling here.</summary>
     public Task LogoutUserAsync(LogoutRequest request, CancellationToken ct = default)
-        => _authHex.LogoutUserAsync(request.UserId, ct);
+        => request.UserId is null
+            ? Task.CompletedTask
+            : _authHex.LogoutUserAsync(request.UserId.Value, ct);
 
     public Task<UserSummaryDto?> UpdateUserAsync(UpdateUserRequest request, string bearerToken, CancellationToken ct = default)
         => _authHex.UpdateUserAsync(request, bearerToken, ct);

Backend/ERPCore/Services/CountService.cs

@@ -1,6 +1,7 @@
 using ERPCore.Domain;
 using ERPCore.Domain.Entities;
 using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Stock;
 using ERPCore.Infra.Auth;
 using ERPCore.Infra.UoW;
@@ -49,6 +50,30 @@ public sealed class CountService : ICountService
         _uow = uow;
     }
 
+    public async Task<PagedResponse<CountSummaryDto>> ListAsync(
+        PageQuery query, CountStatus? status, int? warehouseId, CancellationToken ct = default)
+    {
+        var q = _counts.Query().AsNoTracking();
+
+        if (!string.IsNullOrWhiteSpace(query.Q))
+        {
+            var term = query.Q.Trim();
+            q = q.Where(c => EF.Functions.ILike(c.DocNo, $"%{term}%"));
+        }
+        if (status is not null) q = q.Where(c => c.Status == status);
+        if (warehouseId is not null) q = q.Where(c => c.WarehouseId == warehouseId);
+
+        var total = await q.CountAsync(ct);
+        var rows = await q.OrderByDescending(c => c.CountId)
+            .Skip(query.Skip).Take(query.PageSize)
+            .Select(c => new CountSummaryDto(
+                c.CountId, c.DocNo, c.WarehouseId, c.CountType, c.Status,
+                c.CreatedBy, c.CreatedAt, c.Lines.Count))
+            .ToListAsync(ct);
+
+        return PagedResponse<CountSummaryDto>.Create(rows, query.Page, query.PageSize, total);
+    }
+
     public async Task<CountDto?> GetAsync(int countId, CancellationToken ct = default)
     {
         var count = await _counts.Query().AsNoTracking().Include(c => c.Lines)
@@ -175,7 +200,7 @@ public sealed class CountService : ICountService
     }
 
     private static CountDto Map(StockCount c) => new(
-        c.CountId, c.DocNo, c.WarehouseId, c.CountType, c.Status,
+        c.CountId, c.DocNo, c.WarehouseId, c.CountType, c.Status, c.CreatedBy, c.CreatedAt,
         c.Lines.OrderBy(l => l.CountLineId)
             .Select(l => new CountLineDto(l.CountLineId, l.ItemId, l.BinId, l.SystemQty, l.CountedQty, l.Variance)).ToList());
 }

Backend/ERPCore/Services/GrnService.cs

@@ -1,6 +1,7 @@
 using ERPCore.Domain;
 using ERPCore.Domain.Entities;
 using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Grn;
 using ERPCore.Infra.Auth;
 using ERPCore.Infra.UoW;
@@ -65,6 +66,32 @@ public sealed class GrnService : IGrnService
         _uow = uow;
     }
 
+    public async Task<PagedResponse<GrnSummaryDto>> ListAsync(
+        PageQuery query, GrnStatus? status, int? poId, int? vendorId, int? warehouseId, CancellationToken ct = default)
+    {
+        var q = _grns.Query().AsNoTracking();
+
+        if (!string.IsNullOrWhiteSpace(query.Q))
+        {
+            var term = query.Q.Trim();
+            q = q.Where(g => EF.Functions.ILike(g.DocNo, $"%{term}%"));
+        }
+        if (status is not null) q = q.Where(g => g.Status == status);
+        if (poId is not null) q = q.Where(g => g.PoId == poId);
+        if (vendorId is not null) q = q.Where(g => g.VendorId == vendorId);
+        if (warehouseId is not null) q = q.Where(g => g.WarehouseId == warehouseId);
+
+        var total = await q.CountAsync(ct);
+        var rows = await q.OrderByDescending(g => g.GrnId)
+            .Skip(query.Skip).Take(query.PageSize)
+            .Select(g => new GrnSummaryDto(
+                g.GrnId, g.DocNo, g.PoId, g.VendorId, g.WarehouseId, g.Status,
+                g.CreatedBy, g.CreatedAt, g.PostedAt, g.Lines.Count))
+            .ToListAsync(ct);
+
+        return PagedResponse<GrnSummaryDto>.Create(rows, query.Page, query.PageSize, total);
+    }
+
     public async Task<GrnDto?> GetAsync(int grnId, CancellationToken ct = default)
     {
         var grn = await _grns.Query().AsNoTracking()

Backend/ERPCore/Services/Interfaces/IAdjustmentService.cs

@@ -1,3 +1,4 @@
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Stock;
 
 namespace ERPCore.Services.Interfaces;
@@ -5,5 +6,10 @@ namespace ERPCore.Services.Interfaces;
 /// <summary>Stock-adjustment business logic (docs/11 §5.5; FR-STK-07; 02-SECURITY C.5).</summary>
 public interface IAdjustmentService
 {
+    Task<PagedResponse<AdjustmentSummaryDto>> ListAsync(
+        PageQuery query, int? warehouseId, int? reasonCodeId, CancellationToken ct = default);
+
+    Task<AdjustmentDto?> GetAsync(int adjustmentId, CancellationToken ct = default);
+
     Task<AdjustmentDto> CreateAsync(CreateAdjustmentRequest request, CancellationToken ct = default);
 }

Backend/ERPCore/Services/Interfaces/ICountService.cs

@@ -1,3 +1,5 @@
+using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Stock;
 
 namespace ERPCore.Services.Interfaces;
@@ -5,6 +7,9 @@ namespace ERPCore.Services.Interfaces;
 /// <summary>Cycle/full stock-count business logic (docs/11 §5.6; FR-STK-08).</summary>
 public interface ICountService
 {
+    Task<PagedResponse<CountSummaryDto>> ListAsync(
+        PageQuery query, CountStatus? status, int? warehouseId, CancellationToken ct = default);
+
     Task<CountDto?> GetAsync(int countId, CancellationToken ct = default);
     Task<CountDto> CreateAsync(CreateCountRequest request, CancellationToken ct = default);
     Task<CountDto> EnterCountsAsync(int countId, EnterCountsRequest request, CancellationToken ct = default);

Backend/ERPCore/Services/Interfaces/IGrnService.cs

@@ -1,3 +1,5 @@
+using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Grn;
 
 namespace ERPCore.Services.Interfaces;
@@ -5,6 +7,9 @@ namespace ERPCore.Services.Interfaces;
 /// <summary>Goods-receipt business logic (docs/11 §4; FR-GRN-01..08).</summary>
 public interface IGrnService
 {
+    Task<PagedResponse<GrnSummaryDto>> ListAsync(
+        PageQuery query, GrnStatus? status, int? poId, int? vendorId, int? warehouseId, CancellationToken ct = default);
+
     Task<GrnDto?> GetAsync(int grnId, CancellationToken ct = default);
     Task<GrnDto> CreateAsync(CreateGrnRequest request, CancellationToken ct = default);
 

Backend/ERPCore/Services/Interfaces/IPurchaseReturnService.cs

@@ -1,3 +1,4 @@
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Procurement;
 
 namespace ERPCore.Services.Interfaces;
@@ -5,5 +6,10 @@ namespace ERPCore.Services.Interfaces;
 /// <summary>Purchase-return business logic (docs/11 §3.4; FR-PROC-08).</summary>
 public interface IPurchaseReturnService
 {
+    Task<PagedResponse<PurchaseReturnSummaryDto>> ListAsync(
+        PageQuery query, int? vendorId, int? warehouseId, CancellationToken ct = default);
+
+    Task<PurchaseReturnDto?> GetAsync(int returnId, CancellationToken ct = default);
+
     Task<PurchaseReturnDto> CreateAsync(CreatePurchaseReturnRequest request, CancellationToken ct = default);
 }

Backend/ERPCore/Services/Interfaces/IRequisitionService.cs

@@ -1,3 +1,4 @@
+using ERPCore.Domain.Enums;
 using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Procurement;
 
@@ -6,7 +7,8 @@ namespace ERPCore.Services.Interfaces;
 /// <summary>Purchase-requisition business logic (docs/11 §3.1).</summary>
 public interface IRequisitionService
 {
-    Task<PagedResponse<RequisitionSummaryDto>> ListAsync(PageQuery query, CancellationToken ct = default);
+    Task<PagedResponse<RequisitionSummaryDto>> ListAsync(
+        PageQuery query, RequisitionStatus? status, CancellationToken ct = default);
     Task<RequisitionDto?> GetAsync(int requisitionId, CancellationToken ct = default);
     Task<RequisitionDto> CreateAsync(CreateRequisitionRequest request, CancellationToken ct = default);
     Task<RequisitionDto> SubmitAsync(int requisitionId, CancellationToken ct = default);

Backend/ERPCore/Services/Interfaces/IRfqService.cs

@@ -1,3 +1,5 @@
+using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Procurement;
 
 namespace ERPCore.Services.Interfaces;
@@ -5,6 +7,8 @@ namespace ERPCore.Services.Interfaces;
 /// <summary>RFQ &amp; vendor-quotation business logic (docs/11 §3.2).</summary>
 public interface IRfqService
 {
+    Task<PagedResponse<RfqSummaryDto>> ListAsync(PageQuery query, RfqStatus? status, CancellationToken ct = default);
+
     Task<RfqDto?> GetAsync(int rfqId, CancellationToken ct = default);
     Task<RfqDto> CreateAsync(CreateRfqRequest request, CancellationToken ct = default);
     Task<VendorQuotationDto> AddQuotationAsync(int rfqId, CreateQuotationRequest request, CancellationToken ct = default);

Backend/ERPCore/Services/Interfaces/IStockService.cs

@@ -8,8 +8,13 @@ public interface IStockService
 {
     Task<StockOnHandDto> GetOnHandAsync(int itemId, int warehouseId, CancellationToken ct = default);
 
+    /// <summary>On-hand for every (item, warehouse) pair holding stock — backs the enquiry list.</summary>
+    Task<PagedResponse<StockOnHandDto>> GetOnHandListAsync(
+        int? itemId, int? warehouseId, PageQuery query, CancellationToken ct = default);
+
     Task<PagedResponse<StockLedgerRowDto>> GetLedgerAsync(
-        int? itemId, int? warehouseId, DateOnly? from, DateOnly? to, PageQuery query, CancellationToken ct = default);
+        int? itemId, int? warehouseId, DateOnly? from, DateOnly? to,
+        string? sourceDocType, int? sourceDocId, PageQuery query, CancellationToken ct = default);
 
     Task<StockValuationDto> GetValuationAsync(int itemId, int warehouseId, CancellationToken ct = default);
 }

Backend/ERPCore/Services/Interfaces/ITransferService.cs

@@ -1,3 +1,5 @@
+using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Stock;
 
 namespace ERPCore.Services.Interfaces;
@@ -5,6 +7,9 @@ namespace ERPCore.Services.Interfaces;
 /// <summary>Inter-warehouse transfer business logic (docs/11 §5.4; FR-STK-05/06).</summary>
 public interface ITransferService
 {
+    Task<PagedResponse<TransferSummaryDto>> ListAsync(
+        PageQuery query, TransferStatus? status, int? srcWarehouseId, int? destWarehouseId, CancellationToken ct = default);
+
     Task<TransferDto?> GetAsync(int transferId, CancellationToken ct = default);
     Task<TransferDto> CreateAsync(CreateTransferRequest request, CancellationToken ct = default);
 

Backend/ERPCore/Services/ItemService.cs

@@ -89,6 +89,7 @@ public sealed class ItemService : IItemService
     {
         var item = await _items.Query().AsNoTracking()
             .Include(i => i.ReorderSettings)
+            .Include(i => i.UomConversions)
             .FirstOrDefaultAsync(i => i.ItemId == itemId, ct);
 
         return item is null ? null : new ETagged<ItemDetailDto>(ToDetail(item), item.RowVersion);
@@ -131,6 +132,7 @@ public sealed class ItemService : IItemService
     {
         var item = await _items.Query()
             .Include(i => i.ReorderSettings)
+            .Include(i => i.UomConversions)
             .FirstOrDefaultAsync(i => i.ItemId == itemId, ct)
             ?? throw new NotFoundException($"Item {itemId} was not found.");
 
@@ -351,5 +353,9 @@ public sealed class ItemService : IItemService
             .OrderBy(r => r.WarehouseId)
             .Select(r => new ItemReorderDto(r.WarehouseId, r.ReorderPoint, r.ReorderQty))
             .ToList(),
+        i.UomConversions
+            .OrderBy(c => c.ConversionId)
+            .Select(c => new UomConversionDto(c.ConversionId, c.FromUomId, c.ToUomId, c.Factor))
+            .ToList(),
         i.CreatedAt, i.UpdatedAt);
 }

Backend/ERPCore/Services/PurchaseReturnService.cs

@@ -1,6 +1,7 @@
 using ERPCore.Domain;
 using ERPCore.Domain.Entities;
 using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Procurement;
 using ERPCore.Infra.Auth;
 using ERPCore.Infra.UoW;
@@ -25,6 +26,7 @@ public sealed class PurchaseReturnService : IPurchaseReturnService
     private readonly IRepository<Item> _items;
     private readonly IRepository<ReasonCode> _reasonCodes;
     private readonly IRepository<GrnLine> _grnLines;
+    private readonly IRepository<StockLedger> _ledger;
     private readonly IStockMutator _mutator;
     private readonly INumberSequenceService _numbers;
     private readonly ICurrentUser _currentUser;
@@ -33,7 +35,8 @@ public sealed class PurchaseReturnService : IPurchaseReturnService
     public PurchaseReturnService(
         IRepository<PurchaseReturn> returns, IRepository<Vendor> vendors, IRepository<Warehouse> warehouses,
         IRepository<Item> items, IRepository<ReasonCode> reasonCodes, IRepository<GrnLine> grnLines,
-        IStockMutator mutator, INumberSequenceService numbers, ICurrentUser currentUser, IUnitOfWork uow)
+        IRepository<StockLedger> ledger, IStockMutator mutator, INumberSequenceService numbers,
+        ICurrentUser currentUser, IUnitOfWork uow)
     {
         _returns = returns;
         _vendors = vendors;
@@ -41,12 +44,54 @@ public sealed class PurchaseReturnService : IPurchaseReturnService
         _items = items;
         _reasonCodes = reasonCodes;
         _grnLines = grnLines;
+        _ledger = ledger;
         _mutator = mutator;
         _numbers = numbers;
         _currentUser = currentUser;
         _uow = uow;
     }
 
+    public async Task<PagedResponse<PurchaseReturnSummaryDto>> ListAsync(
+        PageQuery query, int? vendorId, int? warehouseId, CancellationToken ct = default)
+    {
+        var q = _returns.Query().AsNoTracking();
+
+        if (!string.IsNullOrWhiteSpace(query.Q))
+        {
+            var term = query.Q.Trim();
+            q = q.Where(r => EF.Functions.ILike(r.DocNo, $"%{term}%"));
+        }
+        if (vendorId is not null) q = q.Where(r => r.VendorId == vendorId);
+        if (warehouseId is not null) q = q.Where(r => r.WarehouseId == warehouseId);
+
+        var total = await q.CountAsync(ct);
+        var rows = await q.OrderByDescending(r => r.ReturnId)
+            .Skip(query.Skip).Take(query.PageSize)
+            .Select(r => new PurchaseReturnSummaryDto(
+                r.ReturnId, r.DocNo, r.VendorId, r.WarehouseId, r.ReasonCodeId, r.Status,
+                r.CreatedBy, r.CreatedAt, r.Lines.Count))
+            .ToListAsync(ct);
+
+        return PagedResponse<PurchaseReturnSummaryDto>.Create(rows, query.Page, query.PageSize, total);
+    }
+
+    public async Task<PurchaseReturnDto?> GetAsync(int returnId, CancellationToken ct = default)
+    {
+        var ret = await _returns.Query().AsNoTracking()
+            .Include(r => r.Lines)
+            .FirstOrDefaultAsync(r => r.ReturnId == returnId, ct);
+        if (ret is null) return null;
+
+        // Polymorphic ledger reference (docs/10 C.9) — recovered by source-doc lookup.
+        var ledgerRefs = await _ledger.Query().AsNoTracking()
+            .Where(l => l.SourceDocType == DocumentTypes.PurchaseReturn && l.SourceDocId == returnId)
+            .OrderBy(l => l.LedgerId)
+            .Select(l => l.LedgerId)
+            .ToListAsync(ct);
+
+        return ToDto(ret, ledgerRefs);
+    }
+
     public async Task<PurchaseReturnDto> CreateAsync(CreatePurchaseReturnRequest request, CancellationToken ct = default)
     {
         if (request.ReasonCodeId is null)
@@ -105,11 +150,12 @@ public sealed class PurchaseReturnService : IPurchaseReturnService
         }, ct);
 
         // Map ledger ids after commit so they are populated.
-        return new PurchaseReturnDto(
-            entity.ReturnId, entity.DocNo, entity.VendorId, entity.WarehouseId, entity.ReasonCodeId, entity.Status,
-            entity.CreatedBy,
-            entity.Lines.OrderBy(l => l.ReturnLineId)
-                .Select(l => new PurchaseReturnLineDto(l.ReturnLineId, l.GrnLineId, l.ItemId, l.Qty)).ToList(),
-            ledgerEntries.Select(r => r.LedgerId).ToList());
+        return ToDto(entity, ledgerEntries.Select(r => r.LedgerId).ToList());
     }
+
+    private static PurchaseReturnDto ToDto(PurchaseReturn r, IReadOnlyList<int> ledgerRefs) => new(
+        r.ReturnId, r.DocNo, r.VendorId, r.WarehouseId, r.ReasonCodeId, r.Status, r.CreatedBy, r.CreatedAt,
+        r.Lines.OrderBy(l => l.ReturnLineId)
+            .Select(l => new PurchaseReturnLineDto(l.ReturnLineId, l.GrnLineId, l.ItemId, l.Qty)).ToList(),
+        ledgerRefs);
 }

Backend/ERPCore/Services/RequisitionService.cs

@@ -31,7 +31,8 @@ public sealed class RequisitionService : IRequisitionService
         _uow = uow;
     }
 
-    public async Task<PagedResponse<RequisitionSummaryDto>> ListAsync(PageQuery query, CancellationToken ct = default)
+    public async Task<PagedResponse<RequisitionSummaryDto>> ListAsync(
+        PageQuery query, RequisitionStatus? status, CancellationToken ct = default)
     {
         var q = _requisitions.Query().AsNoTracking();
         if (!string.IsNullOrWhiteSpace(query.Q))
@@ -39,11 +40,13 @@ public sealed class RequisitionService : IRequisitionService
             var term = query.Q.Trim();
             q = q.Where(r => EF.Functions.ILike(r.DocNo, $"%{term}%"));
         }
+        if (status is not null) q = q.Where(r => r.Status == status);
 
         var total = await q.CountAsync(ct);
         var rows = await q.OrderByDescending(r => r.RequisitionId)
             .Skip(query.Skip).Take(query.PageSize)
-            .Select(r => new RequisitionSummaryDto(r.RequisitionId, r.DocNo, r.Status, r.RequestedBy, r.CreatedAt))
+            .Select(r => new RequisitionSummaryDto(
+                r.RequisitionId, r.DocNo, r.Status, r.RequestedBy, r.CreatedAt, r.Lines.Count))
             .ToListAsync(ct);
 
         return PagedResponse<RequisitionSummaryDto>.Create(rows, query.Page, query.PageSize, total);

Backend/ERPCore/Services/RfqService.cs

@@ -1,6 +1,7 @@
 using ERPCore.Domain;
 using ERPCore.Domain.Entities;
 using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Procurement;
 using ERPCore.Infra.UoW;
 using ERPCore.Repositories.Interfaces;
@@ -34,6 +35,31 @@ public sealed class RfqService : IRfqService
         _uow = uow;
     }
 
+    public async Task<PagedResponse<RfqSummaryDto>> ListAsync(
+        PageQuery query, RfqStatus? status, CancellationToken ct = default)
+    {
+        var q = _rfqs.Query().AsNoTracking();
+
+        if (!string.IsNullOrWhiteSpace(query.Q))
+        {
+            var term = query.Q.Trim();
+            q = q.Where(r => EF.Functions.ILike(r.DocNo, $"%{term}%"));
+        }
+        if (status is not null) q = q.Where(r => r.Status == status);
+
+        var total = await q.CountAsync(ct);
+        var rows = await q.OrderByDescending(r => r.RfqId)
+            .Skip(query.Skip).Take(query.PageSize)
+            .Select(r => new RfqSummaryDto(
+                r.RfqId, r.DocNo, r.RequisitionId, r.Status,
+                r.Lines.Count,
+                // Correlated subquery: there is no Rfq.Quotations navigation to count.
+                _quotations.Query().Count(qt => qt.RfqId == r.RfqId)))
+            .ToListAsync(ct);
+
+        return PagedResponse<RfqSummaryDto>.Create(rows, query.Page, query.PageSize, total);
+    }
+
     public async Task<RfqDto?> GetAsync(int rfqId, CancellationToken ct = default)
     {
         var rfq = await _rfqs.Query().AsNoTracking()

Backend/ERPCore/Services/Stock/StockService.cs

@@ -50,14 +50,85 @@ public sealed class StockService : IStockService
         return new StockOnHandDto(itemId, warehouseId, onHand, available, onHold, inTransit, reserved, DateTime.UtcNow);
     }
 
+    /// <summary>
+    /// On-hand across every (item, warehouse) pair that holds stock — backs the Stock
+    /// Enquiry list. Deliberately set-based: four grouped queries regardless of page size,
+    /// rather than calling <see cref="GetOnHandAsync"/> per row (which would be N+1).
+    /// Pairs are sourced from <c>StockLayer</c>, so an item that never had a receipt in a
+    /// warehouse simply does not appear.
+    /// </summary>
+    public async Task<PagedResponse<StockOnHandDto>> GetOnHandListAsync(
+        int? itemId, int? warehouseId, PageQuery query, CancellationToken ct = default)
+    {
+        var layers = _layers.Query().AsNoTracking();
+        if (itemId is not null) layers = layers.Where(l => l.ItemId == itemId);
+        if (warehouseId is not null) layers = layers.Where(l => l.WarehouseId == warehouseId);
+
+        var grouped = layers
+            .GroupBy(l => new { l.ItemId, l.WarehouseId })
+            .Select(g => new { g.Key.ItemId, g.Key.WarehouseId, OnHand = g.Sum(x => x.QtyRemaining) });
+
+        var total = await grouped.CountAsync(ct);
+        var page = await grouped
+            .OrderBy(x => x.ItemId).ThenBy(x => x.WarehouseId)
+            .Skip(query.Skip).Take(query.PageSize)
+            .ToListAsync(ct);
+
+        if (page.Count == 0)
+            return PagedResponse<StockOnHandDto>.Create([], query.Page, query.PageSize, total);
+
+        // Filtering by the page's ids gives a superset (the cross-product of both lists);
+        // the join below narrows it back to the actual pairs.
+        var itemIds = page.Select(p => p.ItemId).Distinct().ToList();
+        var warehouseIds = page.Select(p => p.WarehouseId).Distinct().ToList();
+
+        var onHold = (await _layers.Query().AsNoTracking()
+            .Where(l => itemIds.Contains(l.ItemId) && warehouseIds.Contains(l.WarehouseId)
+                        && l.GrnLine != null && l.GrnLine.HoldStatus == HoldStatus.OnHold)
+            .GroupBy(l => new { l.ItemId, l.WarehouseId })
+            .Select(g => new { g.Key.ItemId, g.Key.WarehouseId, Qty = g.Sum(x => x.QtyRemaining) })
+            .ToListAsync(ct))
+            .ToDictionary(x => (x.ItemId, x.WarehouseId), x => x.Qty);
+
+        var inTransit = (await _transferLines.Query().AsNoTracking()
+            .Where(l => itemIds.Contains(l.ItemId)
+                        && l.Transfer != null
+                        && warehouseIds.Contains(l.Transfer.SrcWarehouseId)
+                        && l.Transfer.Status == TransferStatus.InTransit)
+            .GroupBy(l => new { l.ItemId, WarehouseId = l.Transfer!.SrcWarehouseId })
+            .Select(g => new { g.Key.ItemId, g.Key.WarehouseId, Qty = g.Sum(x => x.Qty - x.QtyReceived) })
+            .ToListAsync(ct))
+            .ToDictionary(x => (x.ItemId, x.WarehouseId), x => x.Qty);
+
+        var asOf = DateTime.UtcNow;
+        var rows = page.Select(p =>
+        {
+            var key = (p.ItemId, p.WarehouseId);
+            var hold = onHold.GetValueOrDefault(key);
+            var transit = inTransit.GetValueOrDefault(key);
+            const decimal reserved = 0m;
+            // Same formula as GetOnHandAsync: in-transit is reported, not re-subtracted.
+            return new StockOnHandDto(
+                p.ItemId, p.WarehouseId, p.OnHand, p.OnHand - hold - reserved, hold, transit, reserved, asOf);
+        }).ToList();
+
+        return PagedResponse<StockOnHandDto>.Create(rows, query.Page, query.PageSize, total);
+    }
+
     public async Task<PagedResponse<StockLedgerRowDto>> GetLedgerAsync(
-        int? itemId, int? warehouseId, DateOnly? from, DateOnly? to, PageQuery query, CancellationToken ct = default)
+        int? itemId, int? warehouseId, DateOnly? from, DateOnly? to,
+        string? sourceDocType, int? sourceDocId, PageQuery query, CancellationToken ct = default)
     {
         var q = _ledger.Query().AsNoTracking();
         if (itemId is not null) q = q.Where(l => l.ItemId == itemId);
         if (warehouseId is not null) q = q.Where(l => l.WarehouseId == warehouseId);
         if (from is not null) q = q.Where(l => l.CreatedAt >= from.Value.ToDateTime(TimeOnly.MinValue));
         if (to is not null) q = q.Where(l => l.CreatedAt < to.Value.AddDays(1).ToDateTime(TimeOnly.MinValue));
+        // Source-doc filter: the ledger references its originating document polymorphically
+        // (docs/10 C.9), so this is the only way to ask "what did document X post?" —
+        // needed by any screen that reports on a document's costed movements.
+        if (!string.IsNullOrWhiteSpace(sourceDocType)) q = q.Where(l => l.SourceDocType == sourceDocType);
+        if (sourceDocId is not null) q = q.Where(l => l.SourceDocId == sourceDocId);
 
         var total = await q.CountAsync(ct);
         var rows = await q.OrderByDescending(l => l.LedgerId)

Backend/ERPCore/Services/TransferService.cs

@@ -1,6 +1,7 @@
 using ERPCore.Domain;
 using ERPCore.Domain.Entities;
 using ERPCore.Domain.Enums;
+using ERPCore.Dtos.Common;
 using ERPCore.Dtos.Stock;
 using ERPCore.Infra.Auth;
 using ERPCore.Infra.UoW;
@@ -40,6 +41,31 @@ public sealed class TransferService : ITransferService
         _uow = uow;
     }
 
+    public async Task<PagedResponse<TransferSummaryDto>> ListAsync(
+        PageQuery query, TransferStatus? status, int? srcWarehouseId, int? destWarehouseId, CancellationToken ct = default)
+    {
+        var q = _transfers.Query().AsNoTracking();
+
+        if (!string.IsNullOrWhiteSpace(query.Q))
+        {
+            var term = query.Q.Trim();
+            q = q.Where(t => EF.Functions.ILike(t.DocNo, $"%{term}%"));
+        }
+        if (status is not null) q = q.Where(t => t.Status == status);
+        if (srcWarehouseId is not null) q = q.Where(t => t.SrcWarehouseId == srcWarehouseId);
+        if (destWarehouseId is not null) q = q.Where(t => t.DestWarehouseId == destWarehouseId);
+
+        var total = await q.CountAsync(ct);
+        var rows = await q.OrderByDescending(t => t.TransferId)
+            .Skip(query.Skip).Take(query.PageSize)
+            .Select(t => new TransferSummaryDto(
+                t.TransferId, t.DocNo, t.SrcWarehouseId, t.DestWarehouseId, t.Status,
+                t.CreatedBy, t.CreatedAt, t.Lines.Count))
+            .ToListAsync(ct);
+
+        return PagedResponse<TransferSummaryDto>.Create(rows, query.Page, query.PageSize, total);
+    }
+
     public async Task<TransferDto?> GetAsync(int transferId, CancellationToken ct = default)
     {
         var t = await _transfers.Query().AsNoTracking().Include(x => x.Lines)
@@ -190,7 +216,7 @@ public sealed class TransferService : ITransferService
     }
 
     private static TransferDto Map(StockTransfer t) => new(
-        t.TransferId, t.DocNo, t.SrcWarehouseId, t.DestWarehouseId, t.Status,
+        t.TransferId, t.DocNo, t.SrcWarehouseId, t.DestWarehouseId, t.Status, t.CreatedBy, t.CreatedAt,
         t.Lines.OrderBy(l => l.TransferLineId).Select(l => new TransferLineDto(
             l.TransferLineId, l.ItemId, l.SrcBinId, l.DestBinId, l.BatchId, l.Qty, l.QtyReceived)).ToList());
 }