/// <summary>
/// Executes the specified workflow.
/// </summary>
/// <param name="rockContext">The rock context.</param>
/// <param name="action">The action.</param>
/// <param name="entity">The entity.</param>
/// <param name="errorMessages">The error messages.</param>
/// <returns></returns>
public override bool Execute(RockContext rockContext, WorkflowAction action, Object entity, out List <string> errorMessages)
{
errorMessages = new List <string>();
Guid? groupGuid = null;
string filterValue = string.Empty;
string filterKey = string.Empty;
// get the group attribute
groupGuid = GetAttributeValue(action, "SelectionGroup").AsGuid();
if (!groupGuid.HasValue)
{
errorMessages.Add("The selection group could not be found!");
}
// get filter key
filterKey = GetAttributeValue(action, "GroupMemberAttributeKey");
// get the filter value
filterValue = GetAttributeValue(action, "FilterValue");
Guid?filterValueGuid = filterValue.AsGuidOrNull();
if (filterValueGuid.HasValue)
{
filterValue = action.GetWorklowAttributeValue(filterValueGuid.Value);
}
else
{
filterValue = filterValue.ResolveMergeFields(GetMergeFields(action));
}
// get group members
var qry = new GroupMemberService(rockContext).Queryable().AsNoTracking()
.Where(g => g.Group.Guid == groupGuid);
if (!string.IsNullOrWhiteSpace(filterKey))
{
qry = qry.WhereAttributeValue(rockContext, filterKey, filterValue);
}
var groupMembers = qry.Select(g => new {
g.Person.NickName,
g.Person.LastName,
g.Person.SuffixValueId,
PrimaryAliasGuid = g.Person.Aliases.FirstOrDefault().Guid
})
.ToList();
if (groupMembers.Count() > 0)
{
// get random group member from options
Random rnd = new Random();
int r = rnd.Next(groupMembers.Count);
var selectedGroupMember = groupMembers[r];
// set value
Guid selectPersonGuid = GetAttributeValue(action, "SelectedPerson").AsGuid();
if (!selectPersonGuid.IsEmpty())
{
var selectedPersonAttribute = AttributeCache.Read(selectPersonGuid, rockContext);
if (selectedPersonAttribute != null)
{
// If this is a person type attribute
if (selectedPersonAttribute.FieldTypeId == FieldTypeCache.Read(Rock.SystemGuid.FieldType.PERSON.AsGuid(), rockContext).Id)
{
SetWorkflowAttributeValue(action, selectPersonGuid, selectedGroupMember.PrimaryAliasGuid.ToString());
}
else if (selectedPersonAttribute.FieldTypeId == FieldTypeCache.Read(Rock.SystemGuid.FieldType.TEXT.AsGuid(), rockContext).Id)
{
SetWorkflowAttributeValue(action, selectPersonGuid, Person.FormatFullName(selectedGroupMember.NickName, selectedGroupMember.LastName, selectedGroupMember.SuffixValueId));
}
}
}
}
else
{
errorMessages.Add("No group member for the selected campus could be found.");
}
errorMessages.ForEach(m => action.AddLogEntry(m, true));
return(true);
}