declare class AcaStudentEnrollmentBase {
    /** Mongo document id (string representation). */
    _id?: string;
    /** Auth user id owning this enrollment. */
    acen_student_id_auth?: string;
    /** Core system entity id (school/organization) for this enrollment. */
    acen_entity_id_syen?: string;
    /** Academic year id. */
    acen_academic_year_id_acayr?: string;
    /** Academic class/program master id. */
    acen_class_program_id_acacpm?: string;
    /** Optional branch id for this class/program. */
    acen_branch_id_acabrn?: string;
    /** Academic program term id. */
    acen_term_id_acapt?: string;
    /** Section id within the term. */
    acen_section_id_acapts?: string;
    /** Student roll number within the section. */
    acen_roll_number?: string;
    /** Enrollment status general master reference id. */
    acen_status_sygms?: string;
    /** Current academic year level (stored as a string). */
    acen_current_year_level?: string;
    /** Date when student joined this enrollment period. */
    acen_joined_date?: Date;
    /** Date when student exited/left this enrollment period. */
    acen_exit_date?: Date;
    /** Previous enrollment id (if promoted/continued). */
    acen_previous_enrollment_id?: string;
    /** Enrollment id created after promotion/continuation. */
    acen_promoted_to_enrollment_id?: string;
    /** Whether this enrollment is marked as current. */
    acen_iscurrent?: boolean;
    /** Whether this enrollment row is active. */
    acen_isactive?: boolean;
    /** Free-form remarks. */
    acen_remarks?: string;
    /** Auth user id who created this row. */
    acen_created_by_user?: string;
    /** Auth user id who last updated this row. */
    acen_updated_by_user?: string;
    /** Created timestamp (mapped from Mongoose timestamps). */
    acen_created_at?: Date;
    /** Updated timestamp (mapped from Mongoose timestamps). */
    acen_updated_at?: Date;
}
declare class AcaStudentEnrollment extends AcaStudentEnrollmentBase {
}
export { AcaStudentEnrollmentBase, AcaStudentEnrollment };