/// <summary>
 /// Add a new Library_Material
 /// </summary>
 /// <param name="library_Material">The Library Material to add</param>
 /// <returns>True if Library Material is added successfuly otherwise false</returns>
 public bool AddNewLibraryMaterial(Library_Material library_Material)
 {
     if (library_Material != null)
     {
         db.Library_Material.Add(library_Material);
         db.SaveChanges();
         return(true);
     }
     return(false);
 }
 /// <summary>
 /// Edit a Library Material
 /// </summary>
 /// <param name="library_Material">Library Material object</param>
 public void EditLibraryMaterial(Library_Material library_Material)
 {
     db.Entry(library_Material).State = EntityState.Modified;
     db.SaveChanges();
 }