SequenceGenerator.kt

import kotlin.random.Random

data class Post(
    val postId: Long,
    val caption: String?,
    val likesCount: Int,
    val isLiked: Boolean,
)

fun main() {

    // Create a sequence generator that will generate given sequence
    val postGenerator = generateSequence {
        Post(
            // postId is a 8 digit Long value
            postId = Random.nextLong(10000001, 88888888),
            caption =
                buildString {
                    // Repeat the same caption randomly about 1-5 times.
                    val randomValue = Random.nextInt(1, 5)
                    repeat(randomValue) {
                        append("Sample caption")
                        append(" ")
                    }
                },
            likesCount = Random.nextInt(100, 500),
            isLiked = Random.nextBoolean()
        )
    }

    // Generate sequence of posts and take 50 posts from it
    val posts = postGenerator.take(50)
    // Print each posts on console
    posts.forEach { println(it) }
}