const globals = require('../../utils/globals')
const FileMetadata = require('../metadata/FileMetadata')

class LibraryFile {
  constructor(file) {
    this.ino = null
    this.metadata = null
    this.addedAt = null
    this.updatedAt = null

    if (file) {
      this.construct(file)
    }
  }

  construct(file) {
    this.ino = file.ino
    this.metadata = new FileMetadata(file.metadata)
    this.addedAt = file.addedAt
    this.updatedAt = file.updatedAt
  }

  toJSON() {
    return {
      ino: this.ino,
      metadata: this.metadata.toJSON(),
      addedAt: this.addedAt,
      updatedAt: this.updatedAt,
      fileType: this.fileType
    }
  }

  get fileType() {
    if (globals.SupportedImageTypes.includes(this.metadata.format)) return 'image'
    if (globals.SupportedAudioTypes.includes(this.metadata.format)) return 'audio'
    if (globals.SupportedEbookTypes.includes(this.metadata.format)) return 'ebook'
    if (globals.TextFileTypes.includes(this.metadata.format)) return 'text'
    if (globals.MetadataFileTypes.includes(this.metadata.format)) return 'metadata'
    return 'unknown'
  }
}
module.exports = LibraryFile