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studies.coffee
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Thu, Jun 27, 09:10

studies.coffee
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class @Study
constructor: (doc) ->
_.extend this, doc
creator: ->
Meteor.users.findOne _id: @creatorId
editingNotAllowed: ->
false
@Studies = new Meteor.Collection("studies",
transform: (doc) ->
new Study(doc)
)
Studies.before.insert BeforeInsertTimestampHook
Studies.before.update BeforeUpdateTimestampHook
schema =
'title':
type: String
'isLocked':
type: Boolean
defaultValue: false
'creatorId':
type: String
'updatedAt':
type: Number
optional: true
'createdAt':
type: Number
optional: true
Studies.attachSchema new SimpleSchema(schema)
Meteor.methods
"createStudy": ->
checkIfAdmin()
Studies.insert
title: "new Study"
creatorId: Meteor.userId()
"updateStudyTitle": (studyId, title) ->
checkIfAdmin()
check(title, String)
study = Studies.findOne studyId
throw new Meteor.Error(403, "study not found.") unless study?
throw new Meteor.Error(400, "Study is locked. Please unlock it first.") if study.isLocked
Studies.update studyId,
$set: title: title
return
if Meteor.isServer
Meteor.methods
"lockStudy": (studyId, forceReason) ->
checkIfAdmin()
check studyId, String
check forceReason, String
study = Studies.findOne studyId
throw new Meteor.Error(403, "study not found.") unless study?
throw new Meteor.Error(400, "study is already locked.") if study.isLocked
Meteor.call "logActivity", "lock study (#{study.title})", "notice", forceReason, null
Studies.update studyId,
$set: isLocked: true
return
"unlockStudy": (studyId, forceReason) ->
checkIfAdmin()
check studyId, String
check forceReason, String
study = Studies.findOne studyId
throw new Meteor.Error(403, "study not found.") unless study?
throw new Meteor.Error(400, "study is already unlocked.") if study.isLocked? and !study.isLocked
Meteor.call "logActivity", "unlock study (#{study.title})", "notice", forceReason, null
Studies.update studyId,
$set: isLocked: false
return
"removeStudy": (studyId, forceReason) ->
checkIfAdmin()
check studyId, String
study = Studies.findOne studyId
throw new Meteor.Error(403, "study not found.") unless study?
throw new Meteor.Error(400, "study is locked. Please unlock it first.") if study.isLocked
#check if a visit with answer exists
visitTemplateIds = []
StudyDesigns.find(
studyId: studyId
).forEach (sd) ->
sd.visits.forEach (vt) ->
visitTemplateIds.push vt._id
visitIds = Visits.find(
designVisitId: $in: visitTemplateIds
).map (v) -> v._id
hasData = Answers.find(visitId: $in: visitIds).count() > 0
if hasData and !forceReason?
throw new Meteor.Error(400, "answersExistForStudy")
if hasData
Meteor.call "logActivity", "remove study (#{study.title}) which has data", "critical", forceReason, study
else
Meteor.call "logActivity", "remove empty study (#{study.title})", "notice", null, study
Answers.remove
visitId: $in: visitIds
Visits.remove
designVisitId: $in: visitTemplateIds
Patients.remove
studyId: studyId
StudyDesigns.remove
studyId: studyId
Studies.remove
_id: studyId
return

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