def setSurveyRecordGroup(self, survey, survey_record, project):
"""First looks for an existing SurveyRecordGroup, using the
project and its current status as a filter.
IOW SurveyRecordGroup cannot consist of surveys taken with
two different statuses.
This means that a student cannot take a survey after the mentor
has taken the accompanying survey and the project has since
changed. (Assuming we want this strict behavior)
params:
survey = survey entity
survey_record = saved response to survey
project = student project for survey taker
"""
group_query = SurveyRecordGroup.all(
).filter("project = ", project
).filter("initial_status = ", project.status
)
if survey.taking_access == 'mentor evaluation':
survey_record_group = group_query.filter(
"mentor = ", None ).get()
elif survey.taking_access == 'student evaluation':
survey_record_group = group_query.filter(
"student = ", None ).get()
if not survey_record_group:
#create Survey Record Group if it doesn't already exist
survey_record_group = SurveyRecordGroup(
project=project,
initial_status = project.status
)
if survey.taking_access == 'mentor evaluation':
survey_record_group.mentor_record = survey_record
elif survey.taking_access == 'student evaluation':
survey_record_group.student_record = survey_record
return survey_record_group
