zammad/app/frontend/shared/entities/ticket-article/composables/getArticleAttachmentsLinks.ts

// Copyright (C) 2012-2024 Zammad Foundation, https://zammad-foundation.org/

import type { ConfigList } from '#shared/types/store.ts'
import { canDownloadFile } from '#shared/utils/files.ts'

interface Attachment {
  type?: Maybe<string>
  internalId: number
  articleInternalId: number
  ticketInternalId: number
}

export const getArticleAttachmentsLinks = (
  attachment: Attachment,
  config: ConfigList,
) => {
  const buildBaseUrl = () => {
    const { ticketInternalId, articleInternalId, internalId } = attachment
    const apiUrl = config.api_path
    return `${apiUrl}/ticket_attachment/${ticketInternalId}/${articleInternalId}/${internalId}`
  }
  const buildPreviewUrl = (baseUrl: string) => `${baseUrl}?view=preview`
  const buildInlineUrl = (baseUrl: string) => `${baseUrl}?view=inline`
  const canDownloadAttachment = (attachment: { type?: Maybe<string> }) => {
    return canDownloadFile(attachment.type)
  }
  const buildDownloadUrl = (baseUrl: string, canDownload: boolean) => {
    const dispositionParams = canDownload ? '?disposition=attachment' : ''
    return `${baseUrl}${dispositionParams}`
  }

  const baseUrl = buildBaseUrl()
  const previewUrl = buildPreviewUrl(baseUrl)
  const canDownload = canDownloadAttachment(attachment)
  const downloadUrl = buildDownloadUrl(baseUrl, canDownload)
  const inlineUrl = buildInlineUrl(baseUrl)

  return {
    baseUrl,
    inlineUrl,
    previewUrl,
    canDownload,
    downloadUrl,
  }
}