PackageLicenseAssigner

gistfile1.txt

public class PackageLicenseAssigner {

    public class AssignmentResult {
        public Integer requested = 0;
        public Integer alreadyAssigned = 0;
        public Integer successfullyAssigned = 0;
        public Integer failed = 0;
        public List<String> errors = new List<String>();
    }

    /**
     * Assigns a package license to a list of users.
     *
     * @param userIds          Users who should receive the license
     * @param packageLicenseId The PackageLicense Id (query from PackageLicense object)
     * @return AssignmentResult summary
     */
    public static AssignmentResult assignLicense(List<Id> userIds, Id packageLicenseId) {
        AssignmentResult result = new AssignmentResult();
        result.requested = userIds.size();

        if (userIds.isEmpty() || packageLicenseId == null) {
            return result;
        }

        // 1. Find users who already have this license so we don't duplicate
        Set<Id> alreadyLicensedUserIds = new Set<Id>();
        for (UserPackageLicense upl : [
            SELECT UserId
            FROM UserPackageLicense
            WHERE PackageLicenseId = :packageLicenseId
              AND UserId IN :userIds
        ]) {
            alreadyLicensedUserIds.add(upl.UserId);
        }
        result.alreadyAssigned = alreadyLicensedUserIds.size();

        // 2. Build the insert list, skipping users who already have it
        List<UserPackageLicense> toInsert = new List<UserPackageLicense>();
        for (Id uid : userIds) {
            if (!alreadyLicensedUserIds.contains(uid)) {
                toInsert.add(new UserPackageLicense(
                    UserId = uid,
                    PackageLicenseId = packageLicenseId
                ));
            }
        }

        if (toInsert.isEmpty()) {
            return result;
        }

        // 3. Insert with allOrNone = false so one bad row doesn't fail the batch
        Database.SaveResult[] saveResults = Database.ins