public static ProcessEntity?CreateProcess(FileTypeSymbol?fileType = null)
{
using (Transaction tr = new Transaction())
{
var query = Database.Query <PrintLineEntity>()
.Where(a => a.State == PrintLineState.ReadyToPrint);
if (fileType != null)
{
query = query.Where(a => a.File.FileType == fileType);
}
if (query.Count() == 0)
{
return(null);
}
var package = new PrintPackageEntity()
{
Name = fileType?.ToString() + " (" + query.Count() + ")"
}.Save();
query.UnsafeUpdate()
.Set(a => a.Package, a => package.ToLite())
.Set(a => a.State, a => PrintLineState.Enqueued)
.Execute();
var result = ProcessLogic.Create(PrintPackageProcess.PrintPackage, package).Save();
return(tr.Commit(result));
}
}
public void Execute(ExecutingProcess executingProcess)
{
PrintPackageEntity package = (PrintPackageEntity)executingProcess.Data !;
executingProcess.ForEachLine(package.Lines().Where(a => a.State != PrintLineState.Printed), line =>
{
PrintLineGraph.Print(line);
});
}
public static IQueryable <PrintLineEntity> Lines(this PrintPackageEntity e)
{
return(LinesExpression.Evaluate(e));
}
public static IQueryable <PrintLineEntity> Lines(this PrintPackageEntity e) => As.Expression(() => Database.Query <PrintLineEntity>().Where(a => a.Package.Is(e)));