public static BllAuthor ToBllAuthor(this DalAuthor author)
{
return(new BllAuthor()
{
Id = author.Id,
Name = author.Name
});
}
public int Create(DalAuthor entity)
{
var obj = entity.ToOrmAuthor();
context.Authors.Add(obj);
context.SaveChanges();
return(obj.AuthorID);
}
public void Delete(DalAuthor entity)
{
var a = context.Authors.FirstOrDefault(e => e.AuthorID == entity.ID);
if (a != null)
{
context.Authors.Remove(a);
}
}
public void AddAuthor(DalBook book, DalAuthor author)
{
var dbBook = context.Books.FirstOrDefault(e => e.BookID == book.ID);
var dbAuthor = context.Authors.FirstOrDefault(e => e.AuthorID == author.ID);
if (dbBook != null && dbAuthor != null)
{
dbBook.Authors.Add(dbAuthor);
}
}
public static ServiceAuthor ToServiceAuthor(this DalAuthor author)
{
return(new ServiceAuthor()
{
ID = author.ID,
Name = author.Name,
BirthDate = author.BirthDate,
DeathDate = author.DeathDate,
Biography = author.Biography,
Photo = author.Photo
});
}
public void Update(DalAuthor entity)
{
var a = context.Authors.FirstOrDefault(e => e.AuthorID == entity.ID);
if (a != null)
{
a.Biography = entity.Biography;
a.Birth_Date = entity.BirthDate;
a.Death_Date = entity.DeathDate;
a.Name = entity.Name;
}
}
public static Authors ToOrmAuthor(this DalAuthor author)
{
return(new Authors()
{
AuthorID = author.ID,
Name = author.Name,
Birth_Date = author.BirthDate,
Death_Date = author.DeathDate,
Biography = author.Biography,
Photo_Path = author.Photo
});
}
public ServiceFullAuthor GetFullAuthorInfo(int id)
{
ServiceFullAuthor fullAuthor = new ServiceFullAuthor();
DalAuthor dalAuthor = unit.Authors.GetById(id);
if (dalAuthor != null)
{
fullAuthor.AuthorData = dalAuthor.ToServiceAuthor();
fullAuthor.AuthorBooks = unit.Authors.GetBooks(dalAuthor).Select(e => e.ToServiceBook());
return(fullAuthor);
}
return(null);
}
public static Authors[] allAuthors()
{
return(DalAuthor.allAuthors());
}
public IEnumerable <DalBook> GetBooks(DalAuthor author)
{
return(context.Books.Where(e => e.Authors.AsQueryable().Any(t => t.AuthorID == author.ID)).ToList()
.Select(r => r.ToDalBook()));
}