// src/main/java/com/example/dto/dialogflow/notification/NotificationSessionDTO.java
package com.example.dto.dialogflow.notification;

import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import java.time.Instant;
import java.util.List;
import java.util.Objects;

@JsonIgnoreProperties(ignoreUnknown = true)
public record NotificationSessionDTO(
        String sessionId, // The unique session identifier (e.g., the phone number)
        String telefono, // The phone number for this session
        Instant fechaCreacion, // When the session was first created
        Instant ultimaActualizacion, // When the session was last updated
        List<NotificationDTO> notificaciones // List of individual notification events
) {
    public NotificationSessionDTO {
        Objects.requireNonNull(sessionId, "Session ID cannot be null.");
        Objects.requireNonNull(telefono, "Phone number cannot be null.");
        Objects.requireNonNull(fechaCreacion, "Creation timestamp cannot be null.");
        Objects.requireNonNull(ultimaActualizacion, "Last updated timestamp cannot be null.");
        Objects.requireNonNull(notificaciones, "Notifications list cannot be null.");
    }
}