import type { Event } from 'nostr-tools'

export interface NostrProfile {
  pubkey: string
  name?: string
  about?: string
  picture?: string
  nip05?: string
  lud16?: string // Lightning address (user@domain.com)
  lud06?: string // LNURL format
}

export type ArticleCategory = 'science-fiction' | 'scientific-research' | 'author-presentation'

export type KindType =
  | 'article'
  | 'series'
  | 'review'
  | 'purchase'
  | 'review_tip'
  | 'sponsoring'

export interface MediaRef {
  url: string
  type: 'image' | 'video'
}

export interface Page {
  number: number // Page number (1-indexed)
  type: 'markdown' | 'image'
  content: string // Markdown content or image URL
}

export interface Article {
  id: string // Format: <hash>_<index>_<version>
  hash: string // SHA-256 hash of the object
  version: number // Version number (0 by default)
  index: number // Index for duplicates (0 by default)
  pubkey: string
  title: string
  preview: string
  content: string
  description: string // Description of the content (required)
  contentDescription: string // Description of the content type (required)
  createdAt: number
  zapAmount: number
  paid: boolean
  invoice?: string // BOLT11 invoice from event tags (if author created one)
  paymentHash?: string // Payment hash from event tags
  category?: ArticleCategory // Category of the article
  isPresentation?: boolean // True if this is an author presentation article
  mainnetAddress?: string // Bitcoin mainnet address for sponsoring (presentation articles only)
  totalSponsoring?: number // Total sponsoring received in sats (presentation articles only)
  authorPresentationId?: string // ID of the author's presentation article (for standard articles)
  seriesId?: string // Series event id
  bannerUrl?: string // NIP-95 banner (full size image)
  thumbnailUrl: string // Thumbnail image URL (required)
  media?: MediaRef[] // Embedded media (NIP-95)
  pages?: Page[] // A5 pages (for series publications)
  kindType?: KindType
}

export interface AuthorPresentationArticle extends Article {
  category: 'author-presentation'
  isPresentation: true
  mainnetAddress: string
  totalSponsoring: number
  originalCategory?: 'science-fiction' | 'scientific-research' // Original category from tags for filtering
}

export interface Series {
  id: string // Format: <hash>_<index>_<version>
  hash: string // SHA-256 hash of the object
  version: number // Version number (0 by default)
  index: number // Index for duplicates (0 by default)
  pubkey: string
  title: string
  description: string
  preview: string
  coverUrl?: string // Full size cover image
  thumbnailUrl: string // Thumbnail image URL (required)
  category: ArticleCategory
  totalSponsoring?: number
  totalPayments?: number
  kindType?: KindType
}

export interface Review {
  id: string // Format: <hash>_<index>_<version>
  hash: string // SHA-256 hash of the object
  version: number // Version number (0 by default)
  index: number // Index for duplicates (0 by default)
  articleId: string
  authorPubkey: string
  reviewerPubkey: string
  content: string
  description: string // Description of the review (required)
  createdAt: number
  title?: string
  text?: string // Optional plain text message
  rewarded?: boolean
  rewardAmount?: number
  kindType?: KindType
}

export interface ZapRequest {
  event: Event
  amount: number
  targetPubkey: string
  targetEventId?: string
}

export interface Purchase {
  id: string // Format: <hash>_<index>_<version>
  hash: string // SHA-256 hash of the object
  version: number // Version number (0 by default)
  index: number // Index for duplicates (0 by default)
  payerPubkey: string
  articleId: string
  authorPubkey: string
  amount: number // Amount in sats
  paymentHash: string
  createdAt: number
  kindType?: KindType
}

export interface Sponsoring {
  id: string // Format: <hash>_<index>_<version>
  hash: string // SHA-256 hash of the object
  version: number // Version number (0 by default)
  index: number // Index for duplicates (0 by default)
  payerPubkey: string
  authorPubkey: string
  amount: number // Amount in sats
  paymentHash: string
  seriesId?: string
  articleId?: string
  createdAt: number
  text?: string // Optional plain text message
  kindType?: KindType
}

export interface ReviewTip {
  id: string // Format: <hash>_<index>_<version>
  hash: string // SHA-256 hash of the object
  version: number // Version number (0 by default)
  index: number // Index for duplicates (0 by default)
  payerPubkey: string
  articleId: string
  reviewId: string
  reviewerPubkey: string
  authorPubkey: string
  amount: number // Amount in sats
  paymentHash: string
  createdAt: number
  text?: string // Optional plain text message
  kindType?: KindType
}

export interface NostrConnectState {
  connected: boolean
  pubkey: string | null
  profile: NostrProfile | null
}