codecombat/server/patches/Patch.coffee
2014-07-01 12:23:22 +08:00

48 lines
1.6 KiB
CoffeeScript

mongoose = require 'mongoose'
{handlers} = require '../commons/mapping'
PatchSchema = new mongoose.Schema({}, {strict: false})
PatchSchema.pre 'save', (next) ->
return next() unless @isNew # patch can't be altered after creation, so only need to check data once
target = @get('target')
targetID = target.id
Handler = require '../commons/Handler'
if not Handler.isID(targetID)
err = new Error('Invalid input.')
err.response = {message: 'isn\'t a MongoDB id.', property: 'target.id'}
err.code = 422
return next(err)
collection = target.collection
handler = require('../' + handlers[collection])
handler.getDocumentForIdOrSlug targetID, (err, document) =>
if err
err = new Error('Server error.')
err.response = {message: '', property: 'target.id'}
err.code = 500
return next(err)
if not document
err = new Error('Target of patch not found.')
err.response = {message: 'was not found.', property: 'target.id'}
err.code = 404
return next(err)
target.id = document.get('_id')
if handler.modelClass.schema.uses_coco_versions
target.original = document.get('original')
version = document.get('version')
target.version = _.pick document.get('version'), 'major', 'minor'
@set('target', target)
else
target.original = targetID
patches = document.get('patches') or []
patches = _.clone patches
patches.push @_id
document.set 'patches', patches, {strict: false}
@targetLoaded = document
document.save (err) -> next(err)
module.exports = mongoose.model('patch', PatchSchema)