public static void EditRecords(IEnumerable<Record> records, BatchCriteriaSettings settings )
{
if (settings != null && records != null)
{
var q = settings.Items.GroupBy(
x =>{
if (x is BatchSubrecord) return ((BatchSubrecord) x).Record;
if (x is BatchElement) return ((BatchElement) x).Parent.Record;
return null;
});
foreach ( var rec in records)
{
foreach ( var kvp in q )
{
// delete or create any subrecords
foreach (BatchCriteria criteria in kvp)
{
var sr1 = criteria as BatchSubrecord;
if (sr1 != null) sr1.Evaluate(rec);
}
var sr = rec.SubRecords.FirstOrDefault(x => x.Name == kvp.Key.name);
if (sr != null)
{
try
{
var elements = sr.EnumerateElements(rawData: true).ToList();
foreach (var sre in kvp.OfType<BatchElement>())
{
BatchElement sre1 = sre;
foreach (var elem in elements.Where(x => x.Structure.Equals(sre1.Record)))
{
elem.AssignValue(GetAssignmentType(sre1.Type), sre.Value);
}
}
if (elements.Any(x => x.Changed))
{
// need to repack the structure
using (var ms = new MemoryStream(sr.GetReadonlyData().Length))
{
foreach (var seg in elements.Select(elem => elem.Data))
ms.Write(seg.Array, seg.Offset, seg.Count);
sr.SetData(ms.ToArray());
}
}
else if (elements.Any(x => x.Modified))
{
// all changes inline
}
}
catch
{
}
}
}
}
}
}
private bool ApplySettings()
{
var recStruct = rec;
if (recStruct == null)
{
this.DialogResult = DialogResult.None;
MessageBox.Show(this, "No record was selected.", "Warning", MessageBoxButtons.OK,
MessageBoxIcon.Warning, MessageBoxDefaultButton.Button1);
}
else
{
var checkeditems = this.filterTree.CheckedObjectsEnumerable;
var items = checkeditems.OfType<BatchCriteria>().ToArray();
if (items.Length == 0)
{
this.DialogResult = DialogResult.None;
MessageBox.Show(this, "No Batch criteria was selected.", "Warning", MessageBoxButtons.OK,
MessageBoxIcon.Warning, MessageBoxDefaultButton.Button1);
}
else
{
this.Criteria = new BatchCriteriaSettings();
this.Criteria.Type = rec.name;
this.Criteria.Items = items;
return true;
}
}
return false;
}