private void InputChangeMapIDs(IEnumerable <long> originals)
{
var input = new IDInputDialog(originals.First());
input.ShowDialog(this);
if (input.Confirmed)
{
long firstid;
if (input.WantsAuto)
{
firstid = GetSafeID();
}
else
{
firstid = input.SelectedID;
}
var desired_range = Util.CreateRange(firstid, originals.Count());
var from_to = originals.OrderBy(x => x).Zip(desired_range.OrderBy(x => x), (x, y) => new KeyValuePair <long, long>(x, y));
// the map IDs that are currently being used and are not changing (potentially conflicting with the ones we want)
var taken_ids = ActiveSide.GetTakenIDs().Except(originals);
var conflicts = taken_ids.Intersect(desired_range);
var replace_option = MapReplaceOption.ReplaceExisting;
if (conflicts.Any())
{
var picker = new ReplaceOptionDialog(conflicts.Count());
picker.ShowDialog(this);
if (picker.Confirmed)
{
replace_option = picker.SelectedOption;
}
else
{
return;
}
}
// go reverse so that we can change 0->1->2->3 without replacing 1 before we can change it to 2
if (firstid > originals.First())
{
from_to = from_to.Reverse();
}
foreach (var change in from_to.ToList())
{
if (replace_option == MapReplaceOption.ChangeExisting && conflicts.Contains(change.Value))
{
ActiveSide.ChangeMapID(change.Value, GetSafeID());
}
else if (replace_option == MapReplaceOption.Skip && conflicts.Contains(change.Value))
{ /* do nothing */
}
else
{
ActiveSide.ChangeMapID(change.Key, change.Value);
}
}
}
}
