|best| - Lld Nuefliks

class SubscriptionPlan PlanType type; double price; int maxDevices; boolean includesAds;

class Episode extends Video int seasonNo; int episodeNo; String seriesId;

class WatchHistory String userId; String videoId; int lastTimestampSeconds; LocalDateTime lastWatchedAt; lld nuefliks

class Movie extends Video String director; int releaseYear;

1. Introduction Nuefliks is an on-demand video streaming platform. This document presents the low-level design (LLD) of its core backend components — focusing on user session management , video metadata handling , subscription plans , and watch history . class SubscriptionPlan PlanType type

abstract class Video String videoId; String title; int durationSeconds; String url; boolean isFree;

class Subscription String userId; SubscriptionPlan plan; LocalDate startDate; LocalDate endDate; boolean isActive(); class Episode extends Video int seasonNo

enum PlanType FREE_TRIAL, MONTHLY, YEARLY, PREMIUM