/// <summary>
/// Returns whether change is allowed while run is scheduled or active. Currently only Delete All is not allowed.
/// </summary>
/// <param name="changeAction"></param>
/// <param name="changeTargets"></param>
/// <param name="targets"></param>
/// <returns></returns>
private bool IsChangeAllowedWhileRunScheduledOrActive <T>(ChangeActions changeAction, ChangeTargets changeTargets, IEnumerable <T> targets)
{
if (changeAction == ChangeActions.Delete && changeTargets == ChangeTargets.AllItems)
{
// All of the types where repository supports Delete All
return(Array.IndexOf(new Type[] { typeof(Break), typeof(Campaign), typeof(Clash), typeof(Demographic), typeof(Product), typeof(Programme), typeof(Rating),
typeof(RatingsPredictionSchedule), typeof(Schedule), typeof(Spot), typeof(Universe) }, typeof(T)) == -1);
}
return(true); // Allowed for anything else
}
/// <summary>
/// Validates before changing the data.
/// </summary>
/// <param name="changeAction"></param>
/// <param name="changeTargets"></param>
/// <param name="targets">Items that will be modified (Empty is target=AllItems)</param>
/// <returns></returns>
public IEnumerable <ChangeValidationResult> ValidateChange <T>(ChangeActions changeAction, ChangeTargets changeTargets, IEnumerable <T> targets)
{
List <ChangeValidationResult> results = new List <ChangeValidationResult>();
if (!IsChangeAllowedWhileRunScheduledOrActive <T>(changeAction, changeTargets, targets))
{
// Change to this data is not allowed while run scheduled or active, check if any runs
var runs = _runRepository.GetAll().Where(r => r.Scenarios.Where(s => s.IsScheduledOrRunning).Any()).ToList();
foreach (var run in runs)
{
results.Add(new ChangeValidationResult(ChangeValidationResult.ResultTypes.Error, run, string.Format("Cannot delete data because run {0} is scheduled or active", run.Description)));
}
}
return(results);
}
