140 lines
5.1 KiB
Python
140 lines
5.1 KiB
Python
import enum
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import marshmallow
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from marshmallow import INCLUDE
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from sqlalchemy import func
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from crc import db, ma
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from crc.api.common import ApiError
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from crc.models.file import FileModel
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from crc.models.study import StudyModel
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from crc.models.workflow import WorkflowModel
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from crc.services.ldap_service import LdapService
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class ApprovalStatus(enum.Enum):
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WAITING = "WAITING" # no one has done jack.
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APPROVED = "APPROVED" # approved by the reviewer
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DECLINED = "DECLINED" # rejected by the reviewer
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CANCELED = "CANCELED" # The document was replaced with a new version and this review is no longer needed.
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class ApprovalFile(db.Model):
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id = db.Column(db.Integer, primary_key=True)
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file_id = db.Column(db.Integer, db.ForeignKey(FileModel.id), nullable=False)
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approval_id = db.Column(db.Integer, db.ForeignKey("approval.id"), nullable=False)
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file_version = db.Column(db.Integer, nullable=False)
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approval = db.relationship("ApprovalModel")
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file = db.relationship(FileModel)
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class ApprovalModel(db.Model):
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__tablename__ = 'approval'
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id = db.Column(db.Integer, primary_key=True)
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study_id = db.Column(db.Integer, db.ForeignKey(StudyModel.id), nullable=False)
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study = db.relationship(StudyModel)
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workflow_id = db.Column(db.Integer, db.ForeignKey(WorkflowModel.id), nullable=False)
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workflow = db.relationship(WorkflowModel)
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approver_uid = db.Column(db.String) # Not linked to user model, as they may not have logged in yet.
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status = db.Column(db.String)
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message = db.Column(db.String)
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date_created = db.Column(db.DateTime(timezone=True), default=func.now())
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version = db.Column(db.Integer) # Incremented integer, so 1,2,3 as requests are made.
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workflow_hash = db.Column(db.String) # A hash of the workflow at the moment the approval was created.
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approval_files = db.relationship(ApprovalFile, back_populates="approval")
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class Approval(object):
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def __init__(self, **kwargs):
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self.__dict__.update(kwargs)
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@classmethod
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def from_model(cls, model: ApprovalModel):
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# TODO: Reduce the code by iterating over model's dict keys
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instance = cls()
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instance.id = model.id
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instance.study_id = model.study_id
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instance.workflow_id = model.workflow_id
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instance.version = model.version
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instance.approver_uid = model.approver_uid
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instance.status = model.status
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instance.message = model.message
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instance.date_created = model.date_created
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instance.version = model.version
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instance.workflow_hash = model.workflow_hash
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instance.title = ''
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if model.study:
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instance.title = model.study.title
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ldap_service = LdapService()
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try:
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user_info = ldap_service.user_info(model.approver_uid)
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except ApiError:
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user_info = None
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if user_info:
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instance.approver = {}
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instance.approver['uid'] = model.approver_uid
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instance.approver['display_name'] = user_info.display_name
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instance.approver['title'] = user_info.title
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instance.approver['department'] = user_info.department
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instance.associated_files = []
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for approval_file in model.approval_files:
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associated_file = {}
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associated_file['id'] = approval_file.file.id
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associated_file['name'] = approval_file.file.name
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associated_file['content_type'] = approval_file.file.content_type
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instance.associated_files.append(associated_file)
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return instance
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def update_model(self, study_model: StudyModel):
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for k,v in self.__dict__.items():
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if not k.startswith('_'):
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study_model.__dict__[k] = v
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class ApprovalSchema(ma.Schema):
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class Meta:
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model = Approval
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fields = ["id", "study_id", "workflow_id", "version", "title",
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"version", "status", "approver", "associated_files"]
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unknown = INCLUDE
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@marshmallow.post_load
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def make_approval(self, data, **kwargs):
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"""Loads the basic approval data for updates to the database"""
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return Approval(**data)
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# Carlos: Here is the data structure I was trying to imagine.
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# If I were to continue down my current traing of thought, I'd create
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# another class called just "Approval" that can take an ApprovalModel from the
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# database and construct a data structure like this one, that can
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# be provided to the API at an /approvals endpoint with GET and PUT
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# dat = { "approvals": [
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# {"id": 1,
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# "study_id": 20,
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# "workflow_id": 454,
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# "study_title": "Dan Funk (dhf8r)", # Really it's just the name of the Principal Investigator
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# "workflow_version": "21",
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# "approver": { # Pulled from ldap
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# "uid": "bgb22",
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# "display_name": "Billy Bob (bgb22)",
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# "title": "E42:He's a hoopy frood",
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# "department": "E0:EN-Eng Study of Parallel Universes",
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# },
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# "files": [
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# {
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# "id": 124,
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# "name": "ResearchRestart.docx",
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# "content_type": "docx-something-whatever"
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# }
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# ]
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# }
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# ...
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# ]
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