Moved System.IO references from DMO classes to Static Helpers

Removed nugetSource from pipeline
Removed more comments
Created Static Classes for most DMO / Controller Classes
Push ConfigurationManager.AppSettings to controller
Align Tests with other Projects

Fab2ApprovalSystem/Misc/AuditHelper.cs

@@ -0,0 +1,88 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+
+using Fab2ApprovalSystem.DMO;
+using Fab2ApprovalSystem.Models;
+
+namespace Fab2ApprovalSystem.Misc;
+
+public class AuditHelper {
+
+    public static List<string> GetFileNameAndDocument(AppSettings appSettings, AuditDMO auditDMO, string fileGuid, int auditNo) {
+        List<string> results = new();
+        string fileName = auditDMO.GetAuditReportAttachmentFileName(fileGuid);
+        string fileExtension = fileName.Substring(fileName.LastIndexOf("."), fileName.Length - fileName.LastIndexOf("."));
+
+        string ecnFolderPath = appSettings.AttachmentFolder + "Audit\\" + auditNo.ToString();
+        string sDocument = Path.Combine(ecnFolderPath, fileGuid + fileExtension);
+
+        string FDir_AppData = appSettings.AttachmentFolder;
+        if (!sDocument.StartsWith(FDir_AppData)) {
+            sDocument = string.Empty;
+        }
+        results.Add(fileName);
+        results.Add(sDocument);
+        return results;
+    }
+
+    public static void AuditReportAttachSave(AppSettings appSettings, AuditDMO auditDMO, int auditNo, int userId, string fullFileName, Stream stream) {
+        // Some browsers send file names with full path.
+        // We are only interested in the file name.
+
+        var fileName = Path.GetFileName(fullFileName);
+        var fileExtension = Path.GetExtension(fullFileName);
+        DirectoryInfo di;
+        var ccPhysicalPath = appSettings.AttachmentFolder + @"Audit\" + auditNo;
+        di = new DirectoryInfo(ccPhysicalPath);
+        if (!di.Exists)
+            di.Create();
+
+        var guid = Guid.NewGuid().ToString();
+        var physicalPath = Path.Combine(appSettings.AttachmentFolder + @"Audit\" + auditNo + @"\", guid + fileExtension);
+
+        using (FileStream fileStream = new(physicalPath, FileMode.Create, FileAccess.Write)) {
+            stream.CopyTo(fileStream);
+        }
+        AuditReportAttachment attach = new() {
+            AuditNo = auditNo,
+            FileGUID = guid,
+            FileName = fileName,
+            UploadedByID = userId
+
+        };
+
+        auditDMO.InsertAuditReportAttachment(attach);
+    }
+
+    public static void SaveAndInsert(AppSettings appSettings, AuditDMO auditDMO, int caFindingsID, int auditNo, int userId, string fullFileName, Stream stream) {
+        // Some browsers send file names with full path.
+        // We are only interested in the file name.
+
+        var fileName = Path.GetFileName(fullFileName);
+        var fileExtension = Path.GetExtension(fullFileName);
+        DirectoryInfo di;
+        var ccPhysicalPath = appSettings.AttachmentFolder + @"Audit\" + auditNo;
+        di = new DirectoryInfo(ccPhysicalPath);
+        if (!di.Exists)
+            di.Create();
+
+        var guid = Guid.NewGuid().ToString();
+        var physicalPath = Path.Combine(appSettings.AttachmentFolder + @"Audit\" + auditNo + @"\", guid + fileExtension);
+
+        using (FileStream fileStream = new(physicalPath, FileMode.Create, FileAccess.Write)) {
+            stream.CopyTo(fileStream);
+        }
+        AuditReportAttachment attach = new() {
+            CAFindingsID = caFindingsID,
+            AuditNo = auditNo,
+            FileGUID = guid,
+            FileName = fileName,
+            UploadedByID = userId
+
+        };
+
+        auditDMO.InsertAuditReportAttachment(attach);
+    }
+
+}