export const NOVEL_FORMAT_VERSION = 1
export const NOVEL_ALL_FORMAT_VERSION = 1

export interface NovelManifest {
  formatVersion: number
  appVersion: string
  exportedAt: string
  bookId: string
  bookName: string
}

export interface NovelAllManifest {
  formatVersion: number
  appVersion: string
  exportedAt: string
  bookCount: number
}

export type PackImportStrategy = 'skip' | 'overwrite' | 'new'

export interface PackImportBookResult {
  sourceBookId: string
  targetBookId: string | null
  bookName: string
  action: 'imported' | 'skipped' | 'overwritten'
}

export interface PackImportReport {
  imported: number
  skipped: number
  overwritten: number
  books: PackImportBookResult[]
}

export interface PackProgressEvent {
  current: number
  total: number
  phase: 'export' | 'import' | 'estimate'
  message?: string
}