lib/routes/addRelation.js
'use strict'
const addRelationRoute = module.exports = { }
const async = require('async')
const helper = require('./helper.js')
const router = require('../router.js')
const postProcess = require('../postProcess.js')
const responseHelper = require('../responseHelper.js')
addRelationRoute.register = () => {
router.bindRoute({
verb: 'post',
path: ':type/:id/relationships/:relation'
}, (request, resourceConfig, res) => {
let newResource
let theirResource
let response
async.waterfall([
callback => {
helper.verifyRequest(request, resourceConfig, res, 'update', callback)
},
callback => {
helper.verifyRequest(request, resourceConfig, res, 'find', callback)
},
callback => {
helper.checkForBody(request, callback)
},
callback => {
resourceConfig.handlers.find(request, callback)
},
(ourResource, callback) => {
theirResource = JSON.parse(JSON.stringify(ourResource))
const theirs = request.params.data
if (resourceConfig.attributes[request.params.relation]._settings.__many) {
theirResource[request.params.relation] = theirResource[request.params.relation] || [ ]
theirResource[request.params.relation].push(theirs)
} else {
theirResource[request.params.relation] = theirs
}
helper.validate(theirResource, resourceConfig.onCreate, callback)
},
callback => {
resourceConfig.handlers.update(request, theirResource, callback)
},
(result, callback) => {
resourceConfig.handlers.find(request, callback)
},
(result, callback) => {
newResource = result
postProcess.fetchForeignKeys(request, newResource, resourceConfig.attributes, callback)
},
callback => {
responseHelper._enforceSchemaOnObject(newResource, resourceConfig.attributes, callback)
},
(sanitisedData, callback) => {
sanitisedData = sanitisedData.relationships[request.params.relation].data
response = responseHelper._generateResponse(request, resourceConfig, sanitisedData)
postProcess.handle(request, response, callback)
}
], err => {
if (err) return helper.handleError(request, res, err)
router.sendResponse(res, response, 201)
})
})
}