/// <reference path="../pb_data/types.d.ts" />
migrate((db) => {
  const dao = new Dao(db)
  const collection = dao.findCollectionByNameOrId("x5adjlc0txf16r8")

  // add aliases field (json array of strings)
  collection.schema.addField(new SchemaField({
    "system": false,
    "id": "aliases_field",
    "name": "aliases",
    "type": "json",
    "required": false,
    "presentable": false,
    "unique": false,
    "options": {
      "maxSize": 5000
    }
  }))

  // update rules: allow group admins to update/delete
  collection.updateRule = "group.owner = @request.auth.id || addedBy = @request.auth.id || group.admins ~ @request.auth.id"
  collection.deleteRule = "group.owner = @request.auth.id || addedBy = @request.auth.id || group.admins ~ @request.auth.id"

  return dao.saveCollection(collection)
}, (db) => {
  const dao = new Dao(db)
  const collection = dao.findCollectionByNameOrId("x5adjlc0txf16r8")

  // remove aliases field
  collection.schema.removeField("aliases_field")

  // restore original rules
  collection.updateRule = "group.owner = @request.auth.id || addedBy = @request.auth.id"
  collection.deleteRule = "group.owner = @request.auth.id || addedBy = @request.auth.id"

  return dao.saveCollection(collection)
})