server/lib/activitypub/send/send-undo.ts

   1 import { Transaction } from 'sequelize'
   2 import { ActivityFollow, ActivityUndo } from '../../../../shared/models/activitypub/activity'
   3 import { AccountInstance } from '../../../models'
   4 import { AccountFollowInstance } from '../../../models/account/account-follow-interface'
   5 import { unicastTo } from './misc'
   6 import { getAccountFollowActivityPubUrl, getUndoActivityPubUrl } from '../../../helpers/activitypub'
   7 import { followActivityData } from './send-follow'
   8
   9 async function sendUndoFollow (accountFollow: AccountFollowInstance, t: Transaction) {
  10   const me = accountFollow.AccountFollower
  11   const following = accountFollow.AccountFollowing
  12
  13   const followUrl = getAccountFollowActivityPubUrl(accountFollow)
  14   const undoUrl = getUndoActivityPubUrl(followUrl)
  15
  16   const object = await followActivityData(followUrl, me, following)
  17   const data = await undoActivityData(undoUrl, me, object)
  18
  19   return unicastTo(data, me, following.inboxUrl, t)
  20 }
  21
  22 // ---------------------------------------------------------------------------
  23
  24 export {
  25   sendUndoFollow
  26 }
  27
  28 // ---------------------------------------------------------------------------
  29
  30 async function undoActivityData (url: string, byAccount: AccountInstance, object: ActivityFollow) {
  31   const activity: ActivityUndo = {
  32     type: 'Undo',
  33     id: url,
  34     actor: byAccount.url,
  35     object
  36   }
  37
  38   return activity
  39 }