def create_skill_opportunity(skill_id, skill_description):
"""Creates a SkillOpportunityModel entity in the datastore.
Args:
skill_id: str. The skill_id of the opportunity.
skill_description: str. The skill_description of the opportunity.
Raises:
Exception. If a SkillOpportunityModel corresponding to the supplied
skill_id already exists.
"""
skill_opportunity_model = (
opportunity_models.SkillOpportunityModel.get_by_id(skill_id))
if skill_opportunity_model is not None:
raise Exception(
'SkillOpportunity corresponding to skill ID %s already exists.' %
(skill_id))
questions, _, _ = (
question_fetchers.get_questions_and_skill_descriptions_by_skill_ids(
constants.MAX_QUESTIONS_PER_SKILL, [skill_id], ''))
skill_opportunity = opportunity_domain.SkillOpportunity(
skill_id=skill_id,
skill_description=skill_description,
question_count=len(questions))
_save_skill_opportunities([skill_opportunity])
def _create_skill_opportunity_model(
skill: skill_models.SkillModel,
question_skill_links: List[question_models.QuestionSkillLinkModel]
) -> result.Result[opportunity_models.SkillOpportunityModel, Exception]:
"""Transforms a skill object and a list of QuestionSkillLink objects
into a skill opportunity model.
Args:
skill: skill_models.SkillModel. The skill to create the opportunity
for.
question_skill_links: list(question_models.QuestionSkillLinkModel).
The list of QuestionSkillLinkModel for the given skill.
Returns:
Result[opportunity_models.SkillOpportunityModel, Exception].
Result object that contains SkillOpportunityModel when the operation
is successful and Exception when an exception occurs.
"""
try:
skill_opportunity = opportunity_domain.SkillOpportunity(
skill_id=skill.id,
skill_description=skill.description,
question_count=(
GenerateSkillOpportunityModelJob.
_count_unique_question_ids(question_skill_links)))
skill_opportunity.validate()
with datastore_services.get_ndb_context():
opportunity_model = opportunity_models.SkillOpportunityModel(
id=skill_opportunity.id,
skill_description=skill_opportunity.skill_description,
question_count=skill_opportunity.question_count)
opportunity_model.update_timestamps()
return result.Ok(opportunity_model)
except Exception as e:
return result.Err(e)
def get_skill_opportunity_from_model(model):
"""Returns a SkillOpportunity domain object from a SkillOpportunityModel.
Args:
model: SkillOpportunityModel. The skill opportunity model.
Returns:
SkillOpportunity. The corresponding SkillOpportunity object.
"""
return opportunity_domain.SkillOpportunity(
model.id, model.skill_description, model.question_count)
