server/helpers/custom-validators/follows.ts

   1 import { exists, isArray } from './misc'
   2 import { FollowState } from '@shared/models'
   3
   4 function isFollowStateValid (value: FollowState) {
   5   if (!exists(value)) return false
   6
   7   return value === 'pending' || value === 'accepted' || value === 'rejected'
   8 }
   9
  10 function isRemoteHandleValid (value: string) {
  11   if (!exists(value)) return false
  12   if (typeof value !== 'string') return false
  13
  14   return value.includes('@')
  15 }
  16
  17 function isEachUniqueHandleValid (handles: string[]) {
  18   return isArray(handles) &&
  19     handles.every(handle => {
  20       return isRemoteHandleValid(handle) && handles.indexOf(handle) === handles.lastIndexOf(handle)
  21     })
  22 }
  23
  24 // ---------------------------------------------------------------------------
  25
  26 export {
  27   isFollowStateValid,
  28   isRemoteHandleValid,
  29   isEachUniqueHandleValid
  30 }