// Per-user usage + quota helpers.

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

export interface UserUsage {
  storage_used_bytes: number
  object_count: number
}

export interface UserQuota {
  id: string
  tenant_id: string
  user_id: string
  storage_limit_bytes: number | null
  storage_used_bytes: number
  object_count_limit: number | null
  object_count: number
  storage_remaining: number | null
  objects_remaining: number | null
  storage_usage_percentage: number | null
  object_count_usage_percentage: number | null
  storage_exceeded: boolean
  object_count_exceeded: boolean
  quota_exceeded: boolean
  metadata: Record<string, unknown>
  last_calculated_at: string | null
  inserted_at: string
  updated_at: string
}

export async function getUserUsage(
  arcadia: ArcadiaClient,
  userId: string,
): Promise<UserUsage> {
  const res = await arcadia.GET<{ data: UserUsage }>(
    `/api/v1/users/${userId}/usage`,
  )
  return res.data
}

export async function getUserQuota(
  arcadia: ArcadiaClient,
  userId: string,
): Promise<UserQuota | null> {
  try {
    const res = await arcadia.GET<{ data: UserQuota }>(
      `/api/v1/users/${userId}/quota`,
    )
    return res.data
  } catch (err) {
    // 404 == no quota set for this user. Treat as null rather than throwing.
    const msg = err instanceof Error ? err.message : String(err)
    if (/404|not[_ ]found/i.test(msg)) return null
    throw err
  }
}