public BookViewModel GetBookList()
{
BookViewModel viewModel = new Models.BookViewModel();
try
{
List <BookModel> bookList = new List <BookModel>();
IEnumerable <string> fileList = fileReader.GetAllFiles();
foreach (var file in fileList)
{
string fileFormat = fileReader.GetFileFormat(file).ToUpper();
context = factory.CreateContext(fileFormat);
if (context != null)
{
string[] lines = fileReader.ReadTheFile(file);
bookList.AddRange(context.ReadBook(lines));
}
}
viewModel.Books = bookList;
viewModel.Errors = ErrorHandler.ErrorList;
}
catch (Exception e)
{
ErrorHandler.AddError(ErrorTypes.ER0, e);
viewModel.Errors = ErrorHandler.ErrorList;
}
return(viewModel);
}
public IBookReaderContext CreateContext(string fileType)
{
switch (fileType)
{
case "A":
context = new BookReaderContext(new BookReaderA());
break;
case "B":
context = new BookReaderContext(new BookReaderB());
break;
default:
ErrorHandler.AddError(ErrorTypes.ER4, new Exception("Incorrect File format" + fileType));
break;
}
return(context);
}
