Add support for inventory timestamps

PartSource.Automation/Jobs/PartialInventoryUpdate.cs

@@ -32,6 +32,7 @@ namespace PartSource.Automation.Jobs
             _logger = logger;
         }
 
+        [System.Diagnostics.CodeAnalysis.SuppressMessage("Security", "CA2100:Review SQL queries for security vulnerabilities")]
         public async Task Run(CancellationToken token, params string[] arguments)
         {
             FtpFileInfo lastUploadedFile = _ftpService.ListFilesExtended()
@@ -50,37 +51,67 @@ namespace PartSource.Automation.Jobs
             string file = _ftpService.Download($"{lastUploadedFile.Filename}");
 
             using SqlConnection connection = new SqlConnection(_connectionString);
-			connection.Open();
+            connection.Open();
 
             using StreamReader reader = new StreamReader(file);
             string line = reader.ReadLine(); // Burn the header row
 
+            IDictionary<string, object> parameters = new Dictionary<string, object>();
+            string command = string.Empty;
+            int i = 0;
+
             while (reader.Peek() > 0)
             {
                 line = reader.ReadLine();
 
                 string[] columns = line.Split("|");
-                for (int i = 0; i < columns.Length; i++)
+                for (int j = 0; j < columns.Length; j++)
                 {
-                    columns[i] = columns[i].Replace("\"", string.Empty);
+                    columns[j] = columns[j].Replace("\"", string.Empty);
                 }
 
                 if (int.TryParse(columns[0], out int store)
                     && int.TryParse(columns[1], out int sku)
-                    && int.TryParse(columns[2], out int quantity))
+                    && int.TryParse(columns[2], out int quantity)
+                    && DateTime.TryParse(columns[3], out DateTime updated))
                 {
-                    using SqlCommand sqlCommand = new SqlCommand("UPDATE PartAvailability SET QTY = @qty WHERE SKU = @sku AND Store = @store", connection);
-                    sqlCommand.Parameters.Add(new SqlParameter("qty", quantity));
-                    sqlCommand.Parameters.Add(new SqlParameter("sku", sku));
-                    sqlCommand.Parameters.Add(new SqlParameter("store", store));
+                    command += $"UPDATE PartAvailability SET QTY = @qty_{i}, Updated = @updated_{i} WHERE SKU = @sku_{i} AND Store = @store_{i};";
 
-                    await sqlCommand.ExecuteNonQueryAsync();
+                    parameters.Add($"qty_{i}", quantity);
+                    parameters.Add($"store_{i}", store);
+                    parameters.Add($"sku_{i}", sku);
+                    parameters.Add($"updated_{i}", updated);
+
+                    i++;
+                }
+
+                if (i == 250)
+                {
+                    using SqlCommand nested = new SqlCommand(command, connection);
+                    foreach (KeyValuePair<string, object> parameter in parameters)
+                    {
+                        nested.Parameters.Add(new SqlParameter(parameter.Key, parameter.Value));
+                    }
+
+                    await nested.ExecuteNonQueryAsync(token);
+
+                    parameters.Clear();
+                    command = string.Empty;
+                    i = 0;
                 }
             }
 
+            using SqlCommand sqlCommand = new SqlCommand(command, connection);
+            foreach (KeyValuePair<string, object> parameter in parameters)
+            {
+                sqlCommand.Parameters.Add(new SqlParameter(parameter.Key, parameter.Value));
+            }
+
+            await sqlCommand.ExecuteNonQueryAsync(token);
+
             _ftpService.Delete(lastUploadedFile.Filename);
 
             return;
         }
-	}
+    }
 }