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visits.coffee
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Thu, Jul 3, 03:39

visits.coffee
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class @Visit
constructor: (doc) ->
_.extend this, doc
study: ->
return null unless @studyId?
Studies.findOne _id: @studyId
studyDesign: ->
return null unless @studyDesignId?
StudyDesigns.findOne _id: @studyDesignId
questionnaires: ->
qIds = @questionnaireIds or []
questionnaires = {}
sortedQuestionnaires = []
Questionnaires.find(
_id: {$in: qIds}
).forEach (q) ->
if q?
questionnaires[q._id] = q
qIds.forEach (qId) ->
questionnaire = questionnaires[qId]
if questionnaire?
sortedQuestionnaires.push questionnaire
sortedQuestionnaires
validatedDoc: ->
valid = true
#we can't check, so assume true
@physioValid = true
validatedQuestionnaires = @getValidatedQuestionnaires()
if valid
_.some validatedQuestionnaires, (quest) ->
if quest.answered is false
valid = false
!valid
@validatedQuestionnaires = validatedQuestionnaires
@valid = valid
@
getValidatedQuestionnaires: ->
visit = @
quests = @questionnaires().map (quest) ->
numQuestions = 0
numQuestionsRequired = 0
quest.answered = true
quest.numAnswered = 0
quest.numAnsweredRequired = 0
questions = Questions.find
questionnaireId: quest._id
type: {$ne: "description"} #filter out descriptions
.map (question) ->
if question.subquestions?
numQuestions += question.subquestions.length
if !question.optional
numQuestionsRequired += question.subquestions.length
else
numQuestions += 1
if !question.optional
numQuestionsRequired++
answer = Answers.findOne
visitId: visit._id
questionId: question._id
answered = answer?
if question.type is 'table' or question.type is 'table_polar'
answered = answer? and answer.value.length is question.subquestions.length
#question.answered = answered
if !answered
quest.answered = false
if question.subquestions?
if answer?
quest.numAnswered += answer.value.length
if !question.optional
quest.numAnsweredRequired += answer.value.length
else if answered
quest.numAnswered += 1
if !question.optional
quest.numAnsweredRequired++
question
#quest.questions = questions
quest.numQuestions = numQuestions
quest.numQuestionsRequired = numQuestionsRequired
quest.answered = true if quest.numAnsweredRequired >= quest.numQuestionsRequired
quest
quests
@Visits = new Meteor.Collection("visits",
transform: (doc) ->
new Visit(doc)
)
Visits.before.insert BeforeInsertTimestampHook
Visits.before.update BeforeUpdateTimestampHook
schema =
'patientId':
type: String
'designVisitId':
type: String
'title':
type: String
'questionnaireIds':
type: [String]
defaultValue: []
'recordPhysicalData':
type: Boolean
defaultValue: false
'index':
type: Number
'daysOffsetFromPrevious':
type: Number
optional: true
'daysOffsetFromBaseline':
type: Number
optional: true
'date':
type: Number
optional: true
'updatedAt':
type: Number
optional: true
'createdAt':
type: Number
optional: true
Visits.attachSchema new SimpleSchema(schema)
Meteor.methods
"initVisit": (designVisitId, patientId) ->
check designVisitId, String
check patientId, String
patient = Patients.findOne patientId
throw new Meteor.Error(403, "patient can't be found.") unless patient?
throw new Meteor.Error(433, "you are not allowed to upsert answers") unless Roles.userIsInRole(@userId, ['admin']) or (Roles.userIsInRole(@userId, 'caseManager') and @userId in patient.caseManagerIds)
# use query from Patient
studyDesign = StudyDesigns.findOne
_id: $in: patient.studyDesignIds
'visits._id': designVisitId
throw new Meteor.Error(403, "studyDesign can't be found.") unless studyDesign?
visitTemplate = _.find studyDesign.visits, (visit) ->
return visit if visit._id is designVisitId
false
throw new Meteor.Error(403, "studyDesign visit can't be found.") unless visitTemplate?
#check if visit does not exist already
c = Visits.find
patientId: patient._id
designVisitId: visitTemplate._id
.count()
#happens on reload, shouldn't be a problem to ignore
return if c > 0
#throw new Meteor.Error(403, "a visit from this template exists aready for the patient") if c > 0
#we copy the data here from the visit template to
#an actuall existing visit here
visit =
patientId: patient._id
designVisitId: visitTemplate._id
title: visitTemplate.title
questionnaireIds: visitTemplate.questionnaireIds
recordPhysicalData: visitTemplate.recordPhysicalData
index: visitTemplate.index
daysOffsetFromPrevious: visitTemplate.daysOffsetFromPrevious if visitTemplate.daysOffsetFromPrevious?
daysOffsetFromBaseline: visitTemplate.daysOffsetFromBaseline if visitTemplate.daysOffsetFromBaseline?
_id = Visits.insert visit
_id
"changeVisitDate": (visitId, date) ->
check visitId, String
if date? #we allow null values
check date, Number
check isNaN(date), false
visit = Visits.findOne visitId
throw new Meteor.Error(403, "visit can't be found.") unless visit?
patient = Patients.findOne visit.patientId
throw new Meteor.Error(403, "patient can't be found.") unless patient?
throw new Meteor.Error(433, "you are not allowed change this visit") unless Roles.userIsInRole(@userId, ['admin']) or (Roles.userIsInRole(@userId, 'caseManager') and @userId in patient.caseManagerIds)
if date?
Visits.update visitId,
$set: date: date
else
Visits.update visitId,
$unset: date: ''
return
"removeAnswersOfQuestionnaireFromVisit": (visitId, questionnaireId, reason) ->
checkIfAdmin()
check(visitId, String)
check(questionnaireId, String)
check(reason, String)
questionnaire = Questionnaires.findOne questionnaireId
throw new Meteor.Error(403, "questionnaire not found.") unless questionnaire?
visit = Visits.findOne visitId
throw new Meteor.Error(403, "visit not found.") unless visit?
patient = Patients.findOne visit.patientId
throw new Meteor.Error(403, "patient not found.") unless patient?
questionIds = Questions.find({questionnaireId: questionnaireId}).map (q) ->
q._id
answers = Answers.find(
questionId: $in: questionIds
visitId: visitId
).fetch()
Meteor.call "logActivity", "remove all answers of questionnaire (#{questionnaire.id} - #{questionnaire.title}) from visit (#{visit.title} - #{visit._id}) from patient (#{patient.hrid} - #{patient.id})", "critical", reason, answers
answerIds = answers.map (a) -> a._id
Answers.remove
_id: $in: answerIds
return
@__getScheduledVisitsForPatientId = (patientId, studyDesignId) ->
check patientId, String
check studyDesignId, String
patient = Patients.findOne patientId
throw new Meteor.Error(403, "patient can't be found.") unless patient?
studyDesign = StudyDesigns.findOne studyDesignId
if !studyDesign?
return []
visits = studyDesign.visits.map (designVisit) ->
visit = Visits.findOne
designVisitId: designVisit._id
patientId: patient._id
#dummy visit for validation to work
visit = new Visit(designVisit) if !visit?
visit.validatedDoc()
visits.sort (a,b) ->
a.index - b.index
previousDate = null
previousVisit = null
baselineDate = null
visits.forEach (v) ->
if previousDate? and v.daysOffsetFromPrevious?
v.dateScheduled = moment(previousDate).add(v.daysOffsetFromPrevious, 'days')
else if baselineDate? and v.daysOffsetFromBaseline?
v.dateScheduled = moment(baselineDate).add(v.daysOffsetFromBaseline, 'days')
if !baselineDate? and v.daysOffsetFromBaseline is 0 #this is our baseline
if v.date?
baselineDate = moment(v.date)
#special case for visit before baseline with negative daysOffsetFromBaseline
#if there are multiple such vists, the one closest to the baseline wins
if previousDate? and previousVisit? and previousVisit.daysOffsetFromBaseline < 0
v.dateScheduled = moment(previousDate).add(-previousVisit.daysOffsetFromBaseline, 'days')
baselineDate = moment(v.dateScheduled)
if v.date?
previousDate = moment(v.date)
else if v.dateScheduled?
previousDate = moment(v.dateScheduled)
previousVisit = v
visits.sort (a, b) ->
a.index - b.index
return visits

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