- (NSPredicate *)getPredicateForFilter:(CallsFilter)callFilter
{
    NSPredicate *predicate = nil;
    NSString *apptalkAccount = [FiretalkManager sharedManager].account.accountName;

    switch (callFilter) {
        case callsFilterAll:
            if (self.searchString.length > 0) {
                predicate = [NSPredicate predicateWithFormat:@"apptalkAccount == %@ AND (ani CONTAINS[c] %@ OR destNumber CONTAINS[c] %@ OR publicNumber CONTAINS[c] %@)", apptalkAccount,
                self.searchString, self.searchString, self.searchString];
            } else {
                predicate = [NSPredicate predicateWithFormat:@"apptalkAccount == %@", apptalkAccount];
            }
            break;
        case callsFilterMissed:
            if (self.searchString.length > 0) {
                predicate = [NSPredicate predicateWithFormat:@"apptalkAccount == %@ AND subType = %d AND direction = %d AND (ani CONTAINS[c] %@ OR destNumber CONTAINS[c] %@ OR publicNumber CONTAINS[c] %@)",
                apptalkAccount, ServerRecentActivityRecordSubTypeMissed, ServerRecentActivityRecordDirectionInbound,
                self.searchString, self.searchString, self.searchString];
            } else {
                predicate = [NSPredicate predicateWithFormat:@"apptalkAccount == %@ AND subType = %d AND direction = %d", apptalkAccount, ServerRecentActivityRecordSubTypeMissed,
                ServerRecentActivityRecordDirectionInbound];
            }
            break;
        case callsFilterVM:
            if (self.searchString.length > 0) {
                predicate = [NSPredicate predicateWithFormat:@"apptalkAccount == %@ AND subType = %d AND direction = %d AND (ani CONTAINS[c] %@ OR destNumber CONTAINS[c] %@ OR publicNumber CONTAINS[c] %@)",
                apptalkAccount, ServerRecentActivityRecordSubTypeVoiceMail, ServerRecentActivityRecordDirectionInbound,
                self.searchString, self.searchString, self.searchString];
            } else {
                predicate = [NSPredicate predicateWithFormat:@"apptalkAccount == %@ AND subType = %d AND direction = %d", apptalkAccount, ServerRecentActivityRecordSubTypeVoiceMail,
                ServerRecentActivityRecordDirectionInbound];
            }
            break;
        default:
            break;
    }
    return predicate;
}