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questionnaires.coffee
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Created
Sun, Oct 6, 00:23

questionnaires.coffee
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class @Questionnaire
constructor: (doc) ->
_.extend this, doc
creator: ->
Meteor.users.findOne _id: @creatorId
editingNotAllowed: ->
false
numQuestions: ->
numQuestions = 0
Questions.find(
questionnaireId: @_id
type: {$ne: "description"}
).forEach (question) ->
if question.subquestions?
numQuestions += question.subquestions.length
else
numQuestions += 1
numQuestions
numPages: ->
numPages = 1
Questions.find(
questionnaireId: @_id
).forEach (question) ->
if question.break? and question.break
numPages += 1
numPages
languages: ->
langs = ""
langs += @primaryLanguage if @primaryLanguage?
if @translationLanguages? and @translationLanguages.length > 0
langs += ', '
langs += @translationLanguages.join ', '
langs
@Questionnaires = new Meteor.Collection("questionnaires",
transform: (doc) ->
new Questionnaire(doc)
)
Questionnaires.before.insert BeforeInsertTimestampHook
Questionnaires.before.update BeforeUpdateTimestampHook
_schema =
title:
type: String
id:
label: 'ID'
type: String
index: true
unique: true
primaryLanguage:
label: 'Primary Language'
type: String
optional: true
translationLanguages:
type: [String]
optional: true
Questionnaires.attachSchema(new SimpleSchema(_schema))
Meteor.methods
createQuestionnaire: ->
checkIfAdmin()
_id = Questionnaires.insert
title: "new Questionnaire"
id: __findUnique(Questionnaires, "id", "newq")
creatorId: Meteor.userId()
_id
updateQuestionnaire: (modifier, docId, forceReason) ->
checkIfAdmin()
check(modifier, Object)
check(docId, String)
questionnaire = Questionnaires.findOne docId
throw new Meteor.Error(403, "questionnaire not found.") unless questionnaire?
#workaround strange unique errors
#https://github.com/aldeed/meteor-collection2/issues/218
if (id=modifier['$set'].id)?
if Questionnaires.find(
_id: $ne: docId
id: id
).count() > 0
details = EJSON.stringify [
name: "id"
type: "notUnique"
value: ""
]
throw new Meteor.Error(400, "validationError", details)
#check if questionnaire is used
questionIds = Questions.find(
questionnaireId: docId
).map (q) ->
q._id
count = Answers.find(
questionId: $in: questionIds
).count()
if count > 0
if !forceReason
throw new Meteor.Error(400, "questionnaireIsUsedProvideReason")
else
s = modifier['$set']
Meteor.call "logActivity", "change title/id of questionnaire (#{questionnaire.title} / #{questionnaire.id}) which in use to (#{s.title} / #{s.id})", "notice", forceReason, modifier['$set']
Questionnaires.update docId, modifier
copyQuestionnaire: (questionnaireId) ->
checkIfAdmin()
check(questionnaireId, String)
questionnaire = Questionnaires.findOne questionnaireId
throw new Meteor.Error(403, "questionnaire not found.") unless questionnaire?
delete questionnaire._id
delete questionnaire.createdAt
questionnaire.title = __findUnique(Questionnaires, "title", questionnaire.title)
questionnaire.id = __findUnique(Questionnaires, "id", questionnaire.id)
qId = Questionnaires.insert questionnaire
Questions.find(
questionnaireId: questionnaireId
).forEach (q) ->
delete q._id
delete q.createdAt
q.questionnaireId = qId
Questions.insert q
return
removeQuestionnaire: (questionnaireId) ->
checkIfAdmin()
check(questionnaireId, String)
questionnaire = Questionnaires.findOne questionnaireId
throw new Meteor.Error(403, "questionnaire not found.") unless questionnaire?
#check if studies are affected
studyIds = []
studyDesignIds = StudyDesigns.find(
questionnaireIds: questionnaireId
).map (sd) ->
studyIds.push sd.studyId
sd._id
studyIds = _.uniq studyIds
if studyDesignIds.length > 0
usedIn = ""
Studies.find(_id: $in: studyIds).forEach (s) ->
usedIn += "#{s.title} ("
StudyDesigns.find(
_id: $in: studyDesignIds
studyId: s._id
questionnaireIds: questionnaireId
).forEach (sd) ->
usedIn += "#{sd.title}, "
usedIn = "#{usedIn.slice(0, -2)}), "
usedIn = usedIn.slice(0, -2)
throw new Meteor.Error(400, "validationErrorQuestionnaireInUse", usedIn)
Questionnaires.remove
_id: questionnaireId
Questions.remove
questionnaireId: questionnaireId
return

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