import type { Purchase } from '@/types/nostr'
import { getCachedObjectById } from './helpers/queryHelpers'
import { objectCache } from './objectCache'

export async function getPurchaseById(purchaseId: string, _timeoutMs: number = 5000): Promise<Purchase | null> {
  return getCachedObjectById<Purchase>('purchase', purchaseId)
}

export async function getPurchasesForArticle(articleId: string, _timeoutMs: number = 5000): Promise<Purchase[]> {
  // Read only from IndexedDB cache
  const allPurchases = await objectCache.getAll('purchase')
  const purchases = allPurchases as Purchase[]

  // Filter by articleId
  const articlePurchases = purchases.filter((purchase) => purchase.articleId === articleId)

  // Sort by creation date descending
  return articlePurchases.sort((a, b) => b.createdAt - a.createdAt)
}

export async function getPurchasesByPayer(payerPubkey: string, _timeoutMs: number = 5000): Promise<Purchase[]> {
  // Read only from IndexedDB cache
  const allPurchases = await objectCache.getAll('purchase')
  const purchases = allPurchases as Purchase[]

  // Filter by payerPubkey
  const payerPurchases = purchases.filter((purchase) => purchase.payerPubkey === payerPubkey)

  // Sort by creation date descending
  return payerPurchases.sort((a, b) => b.createdAt - a.createdAt)
}