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If a person has more than one employment, there is often a need to determinate its main employment. This is can be used in many places such as mappings. For example a Core Identity can have two employments but you would like to provision its job title to a target system. In order to determinate the job title, the main employment is used.
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return employments
.Where(a => a.EmploymentState.Id != (uint)CoreIdentityEmploymentStates.Deleted)
.OrderByDescending(a => a.EmploymentState.Id)
.ThenByDescending(a => a.MainEmployment)
.ThenByDescending(a => a.ValidFrom <= DateTime.Now && (!a.ValidTo.HasValue || a.ValidTo.Value >= DateTime.Now.Date))
.ThenByDescending(a => a.Percentage)
.ThenBy(a => a.ValidFrom)
.ThenBy(a => a.ValidTo.HasValue)
.ThenBy(a => a.ValidTo)
.ThenBy(a => a.Id); |
For further information there are also how-tos related to this topic: