package dev.serrahima.lluerna.source

import dev.serrahima.lluerna.domain.Post

/**
 * the seam that keeps the ui protocol-agnostic.
 *
 * v1 implements exactly one source (`StandardSiteSource`). a future
 * `BlueskySource` / `WafrnSource` implements this same interface; the ui never
 * learns a second protocol.
 *
 * (shape is tentative — it will settle once the feed milestone lands.)
 */
interface PostSource {
    /** a follow-based feed for the given followed publication ids (at-uris). */
    suspend fun feed(followedPublications: List<String>): List<Post>

    /** the full chain ending at [uri], root-first. */
    suspend fun thread(uri: String): List<Post>
}