71 lines
2.9 KiB
Python
71 lines
2.9 KiB
Python
import datetime
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import os
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from crc import db, app
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from crc.models.study import StudyModel
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from crc.models.workflow import WorkflowSpecModel
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from crc.models.file import FileType, FileModel, FileDataModel
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class ExampleDataLoader:
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def make_data(self):
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studies = [
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StudyModel(
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id=1,
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title='The impact of fried pickles on beer consumption in bipedal software developers.',
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last_updated=datetime.datetime.now(),
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protocol_builder_status='in_process',
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primary_investigator_id='dhf8r',
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sponsor='Sartography Pharmaceuticals',
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ind_number='1234'
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),
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StudyModel(
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id=2,
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title='Requirement of hippocampal neurogenesis for the behavioral effects of soft pretzels',
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last_updated=datetime.datetime.now(),
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protocol_builder_status='in_process',
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primary_investigator_id='dhf8r',
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sponsor='Makerspace & Co.',
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ind_number='5678'
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),
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]
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workflow_specifications = \
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self.create_spec(id="random_fact",
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display_name="Random Fact Generator",
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description='Displays a random fact about a topic of your choosing.')
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workflow_specifications += \
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self.create_spec(id="two_forms",
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display_name="Two dump questions on two seperate tasks",
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description='Displays a random fact about a topic of your choosing.')
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all_data = studies + workflow_specifications
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return all_data
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def create_spec(self, id, display_name, description):
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"""Assumes that a file exists in static/bpmn with the same name as the given id.
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returns an array of data models to be added to the database."""
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spec = WorkflowSpecModel(id=id,
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display_name=display_name,
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description=description)
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file_model = FileModel(name=id + ".bpmn", type=FileType.bpmn, version="1",
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last_updated=datetime.datetime.now(), primary=True,
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workflow_spec_id=id)
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filename = os.path.join(app.root_path, 'static', 'bpmn', id + ".bpmn")
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file = open(filename, "rb")
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workflow_data = FileDataModel(data=file.read(), file_model=file_model)
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file.close()
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return [spec, file_model, workflow_data]
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@staticmethod
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def clean_db():
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db.session.flush() # Clear out any transactions before deleting it all to avoid spurious errors.
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for table in reversed(db.metadata.sorted_tables):
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db.session.execute(table.delete())
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db.session.flush()
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def load_all(self):
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db.session.add_all(self.make_data())
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db.session.commit()
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db.session.flush()
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