import { Event } from 'nostr-tools'
import type { SimplePoolWithSub } from '@/types/nostr-tools-extended'
import { getPrimaryRelaySync } from './config'
import type { ContentDeliveryTracking } from './platformTrackingTypes'
import { getTrackingKind } from './platformTrackingEvents'

export function parseTrackingEvent(event: Event): ContentDeliveryTracking | null {
  try {
    const data = JSON.parse(event.content) as ContentDeliveryTracking
    const zapReceiptTag = event.tags.find((tag) => tag[0] === 'zap_receipt')?.[1]
    const authorAmountTag = event.tags.find((tag) => tag[0] === 'author_amount')?.[1]
    const platformCommissionTag = event.tags.find((tag) => tag[0] === 'platform_commission')?.[1]

    const delivery: ContentDeliveryTracking = {
      ...data,
    }

    if (authorAmountTag) {
      delivery.authorAmount = parseInt(authorAmountTag, 10)
    }

    if (platformCommissionTag) {
      delivery.platformCommission = parseInt(platformCommissionTag, 10)
    }

    if (zapReceiptTag) {
      delivery.zapReceiptId = zapReceiptTag
    }

    return delivery
  } catch (error) {
    console.error('Error parsing tracking event', {
      eventId: event.id,
      error: error instanceof Error ? error.message : 'Unknown error',
    })
    return null
  }
}

export function createArticleDeliveriesSubscription(pool: SimplePoolWithSub, articleId: string, platformPubkey: string) {
  const filters = [
    {
      kinds: [getTrackingKind()],
      '#p': [platformPubkey],
      '#article': [articleId],
      limit: 100,
    },
  ]
  const relayUrl = getPrimaryRelaySync()
  return pool.sub([relayUrl], filters)
}

export function createRecipientDeliveriesSubscription(pool: SimplePoolWithSub, recipientPubkey: string, platformPubkey: string) {
  const filters = [
    {
      kinds: [getTrackingKind()],
      '#p': [platformPubkey],
      '#recipient': [recipientPubkey],
      limit: 100,
    },
  ]
  const relayUrl = getPrimaryRelaySync()
  return pool.sub([relayUrl], filters)
}