// Arcadia profile API. Backed by /api/v1/profile (current user) — handles
// avatar wiring (avatar_digital_object_id + variant URLs) and the basic
// profile fields. The "profile" here is the per-tenant profile row, not
// the auth account.

import type { ArcadiaClient } from "@crema/arcadia-client"

export interface Profile {
  id: string
  user_id: string
  tenant_id: string
  avatar_url: string | null
  avatar_digital_object_id: string | null
  /**
   * Variant URLs keyed by size (e.g. "thumbnail", "medium", "original").
   * Shape depends on the storage backend; treat as best-effort.
   */
  avatar_urls?: Record<string, string> | null
  bio?: string | null
  phone?: string | null
  location?: string | null
  timezone?: string | null
  inserted_at?: string
  updated_at?: string
}

export interface ProfileUpdateInput {
  avatar_digital_object_id?: string | null
  bio?: string | null
  phone?: string | null
  location?: string | null
  timezone?: string | null
}

export async function getProfile(arcadia: ArcadiaClient): Promise<Profile> {
  const res = await arcadia.GET<{ data: Profile } | Profile>("/api/v1/profile")
  return "data" in (res as object)
    ? (res as { data: Profile }).data
    : (res as Profile)
}

export async function updateProfile(
  arcadia: ArcadiaClient,
  input: ProfileUpdateInput,
): Promise<Profile> {
  const res = await arcadia.PATCH<{ data: Profile } | Profile>("/api/v1/profile", {
    body: { profile: input },
  })
  return "data" in (res as object)
    ? (res as { data: Profile }).data
    : (res as Profile)
}

/**
 * Pick the most appropriate avatar URL from a profile. Backend returns
 * `avatar_urls = {small, medium, large, original}` keyed by size. The
 * variants are populated async after image processing completes —
 * before that, all four are `null` and we fall back to the legacy
 * `avatar_url` string column (which is also usually null when uploads
 * use the digital_object pipeline).
 *
 * Returns null when nothing is ready; caller should fall back to
 * fetching the raw content as a blob URL.
 */
export function pickAvatarUrl(profile: Profile | null | undefined): string | null {
  if (!profile) return null
  const variants = profile.avatar_urls
  if (variants && typeof variants === "object") {
    return (
      variants.small ||
      variants.medium ||
      variants.large ||
      variants.original ||
      profile.avatar_url ||
      null
    )
  }
  return profile.avatar_url ?? null
}