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refactor: migrate to IDbContextFactory and Windows Service hosting

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Replace AddDbContext with AddDbContextFactory for Blazor Server circuit
safety — each service method now creates a short-lived DbContext via the
factory. Configure Windows Service hosting with ContentRootPath and
remove HSTS/HTTPS redirect for reverse-proxy deployment.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
aj
2026-03-12 13:48:30 -04:00
co-authored by Claude Opus 4.6
parent f66fd3eaa7
commit b5bef23c1d
8 changed files with 352 additions and 226 deletions
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CutList.Web/Services/StockItemService.cs
+61 -31
View File
@@ -6,16 +6,18 @@ namespace CutList.Web.Services;
public class StockItemService
{
private readonly ApplicationDbContext _context;
private readonly IDbContextFactory<ApplicationDbContext> _factory;
public StockItemService(ApplicationDbContext context)
public StockItemService(IDbContextFactory<ApplicationDbContext> factory)
{
_context = context;
_factory = factory;
}
public async Task<List<StockItem>> GetAllAsync(bool includeInactive = false)
{
var query = _context.StockItems
await using var context = _factory.CreateDbContext();
var query = context.StockItems
.Include(s => s.Material)
.AsQueryable();
@@ -33,7 +35,9 @@ public class StockItemService
public async Task<List<StockItem>> GetByMaterialAsync(int materialId, bool includeInactive = false)
{
var query = _context.StockItems
await using var context = _factory.CreateDbContext();
var query = context.StockItems
.Include(s => s.Material)
.Where(s => s.MaterialId == materialId);
@@ -49,7 +53,9 @@ public class StockItemService
public async Task<StockItem?> GetByIdAsync(int id)
{
return await _context.StockItems
await using var context = _factory.CreateDbContext();
return await context.StockItems
.Include(s => s.Material)
.Include(s => s.SupplierOfferings)
.ThenInclude(o => o.Supplier)
@@ -58,33 +64,41 @@ public class StockItemService
public async Task<StockItem> CreateAsync(StockItem stockItem)
{
await using var context = _factory.CreateDbContext();
stockItem.CreatedAt = DateTime.UtcNow;
_context.StockItems.Add(stockItem);
await _context.SaveChangesAsync();
context.StockItems.Add(stockItem);
await context.SaveChangesAsync();
return stockItem;
}
public async Task UpdateAsync(StockItem stockItem)
{
await using var context = _factory.CreateDbContext();
stockItem.UpdatedAt = DateTime.UtcNow;
_context.StockItems.Update(stockItem);
await _context.SaveChangesAsync();
context.StockItems.Update(stockItem);
await context.SaveChangesAsync();
}
public async Task DeleteAsync(int id)
{
var stockItem = await _context.StockItems.FindAsync(id);
await using var context = _factory.CreateDbContext();
var stockItem = await context.StockItems.FindAsync(id);
if (stockItem != null)
{
stockItem.IsActive = false;
stockItem.UpdatedAt = DateTime.UtcNow;
await _context.SaveChangesAsync();
await context.SaveChangesAsync();
}
}
public async Task<bool> ExistsAsync(int materialId, decimal lengthInches, int? excludeId = null)
{
var query = _context.StockItems.Where(s =>
await using var context = _factory.CreateDbContext();
var query = context.StockItems.Where(s =>
s.MaterialId == materialId &&
s.LengthInches == lengthInches &&
s.IsActive);
@@ -100,7 +114,9 @@ public class StockItemService
// Stock transaction methods
public async Task<StockTransaction> AddStockAsync(int stockItemId, int quantity, int? supplierId = null, decimal? unitPrice = null, string? notes = null)
{
var stockItem = await _context.StockItems.FindAsync(stockItemId)
await using var context = _factory.CreateDbContext();
var stockItem = await context.StockItems.FindAsync(stockItemId)
?? throw new InvalidOperationException($"Stock item {stockItemId} not found");
var transaction = new StockTransaction
@@ -117,15 +133,17 @@ public class StockItemService
stockItem.QuantityOnHand += quantity;
stockItem.UpdatedAt = DateTime.UtcNow;
_context.StockTransactions.Add(transaction);
await _context.SaveChangesAsync();
context.StockTransactions.Add(transaction);
await context.SaveChangesAsync();
return transaction;
}
public async Task<decimal?> GetAverageCostAsync(int stockItemId)
{
var transactions = await _context.StockTransactions
await using var context = _factory.CreateDbContext();
var transactions = await context.StockTransactions
.Where(t => t.StockItemId == stockItemId && t.Type == StockTransactionType.Received && t.UnitPrice.HasValue)
.ToListAsync();
@@ -140,7 +158,9 @@ public class StockItemService
public async Task<decimal?> GetLastPurchasePriceAsync(int stockItemId)
{
return await _context.StockTransactions
await using var context = _factory.CreateDbContext();
return await context.StockTransactions
.Where(t => t.StockItemId == stockItemId && t.Type == StockTransactionType.Received && t.UnitPrice.HasValue)
.OrderByDescending(t => t.CreatedAt)
.Select(t => t.UnitPrice)
@@ -149,7 +169,9 @@ public class StockItemService
public async Task<StockTransaction> UseStockAsync(int stockItemId, int quantity, int? jobId = null, string? notes = null)
{
var stockItem = await _context.StockItems.FindAsync(stockItemId)
await using var context = _factory.CreateDbContext();
var stockItem = await context.StockItems.FindAsync(stockItemId)
?? throw new InvalidOperationException($"Stock item {stockItemId} not found");
var transaction = new StockTransaction
@@ -165,15 +187,17 @@ public class StockItemService
stockItem.QuantityOnHand -= quantity;
stockItem.UpdatedAt = DateTime.UtcNow;
_context.StockTransactions.Add(transaction);
await _context.SaveChangesAsync();
context.StockTransactions.Add(transaction);
await context.SaveChangesAsync();
return transaction;
}
public async Task<StockTransaction> AdjustStockAsync(int stockItemId, int newQuantity, string? notes = null)
{
var stockItem = await _context.StockItems.FindAsync(stockItemId)
await using var context = _factory.CreateDbContext();
var stockItem = await context.StockItems.FindAsync(stockItemId)
?? throw new InvalidOperationException($"Stock item {stockItemId} not found");
var difference = newQuantity - stockItem.QuantityOnHand;
@@ -190,15 +214,17 @@ public class StockItemService
stockItem.QuantityOnHand = newQuantity;
stockItem.UpdatedAt = DateTime.UtcNow;
_context.StockTransactions.Add(transaction);
await _context.SaveChangesAsync();
context.StockTransactions.Add(transaction);
await context.SaveChangesAsync();
return transaction;
}
public async Task<StockTransaction> ScrapStockAsync(int stockItemId, int quantity, string? notes = null)
{
var stockItem = await _context.StockItems.FindAsync(stockItemId)
await using var context = _factory.CreateDbContext();
var stockItem = await context.StockItems.FindAsync(stockItemId)
?? throw new InvalidOperationException($"Stock item {stockItemId} not found");
var transaction = new StockTransaction
@@ -213,15 +239,17 @@ public class StockItemService
stockItem.QuantityOnHand -= quantity;
stockItem.UpdatedAt = DateTime.UtcNow;
_context.StockTransactions.Add(transaction);
await _context.SaveChangesAsync();
context.StockTransactions.Add(transaction);
await context.SaveChangesAsync();
return transaction;
}
public async Task<List<StockTransaction>> GetTransactionHistoryAsync(int stockItemId, int? limit = null)
{
var query = _context.StockTransactions
await using var context = _factory.CreateDbContext();
var query = context.StockTransactions
.Include(t => t.Job)
.Include(t => t.Supplier)
.Where(t => t.StockItemId == stockItemId)
@@ -238,10 +266,12 @@ public class StockItemService
public async Task<int> RecalculateQuantityAsync(int stockItemId)
{
var stockItem = await _context.StockItems.FindAsync(stockItemId)
await using var context = _factory.CreateDbContext();
var stockItem = await context.StockItems.FindAsync(stockItemId)
?? throw new InvalidOperationException($"Stock item {stockItemId} not found");
var calculatedQuantity = await _context.StockTransactions
var calculatedQuantity = await context.StockTransactions
.Where(t => t.StockItemId == stockItemId)
.SumAsync(t => t.Quantity);
@@ -249,7 +279,7 @@ public class StockItemService
{
stockItem.QuantityOnHand = calculatedQuantity;
stockItem.UpdatedAt = DateTime.UtcNow;
await _context.SaveChangesAsync();
await context.SaveChangesAsync();
}
return calculatedQuantity;