def format_constraint(constraint_name):
constraint = Constraint(constraint_name)
content = constraint.get_content()
return {
'name': constraint.get_name(),
'content': content,
}
def delete(self, name):
constraint = Constraint(name)
if not constraint.is_valid():
return self.error('Bad request')
os.remove(constraint.get_file_path())
return self.success(constraint.get_name())
def replace(self, name, files):
file = FileUploader.ensure_file(files)
constraint_name = file.filename.replace('.json', '')
if file is None:
return self.error('Bad request')
constraint = Constraint(name)
if not constraint.is_valid():
return self.error('Bad request')
if not constraint.get_name() == constraint_name:
return self.error('The filename should be <constraint_name>.json')
filename = FileUploader.single_upload(
path='datas/constraints',
file=file,
allowed_extensions={'json'},
rename='{name}.json'.format(name=name))
return self.success(constraint.get_content())
def create(self, files):
# Check if file exists
file = FileUploader.ensure_file(files)
if file is None:
return self.error('Bad request')
constraint_name = file.filename.replace('.json', '')
constraint = Constraint(constraint_name)
if constraint.is_valid():
return self.error('Already exists')
filename = FileUploader.single_upload(path='datas/constraints',
file=file,
allowed_extensions={'json'})
constraint = Constraint(constraint_name)
return self.success(constraint.get_file_name())
def optimize(self, files):
constraints = DirectoryParser.read_directory('datas/constraints')
constraintObjects = []
for constraint_name in constraints:
constraintObject = Constraint(constraint_name)
constraintObjects.append(constraintObject)
"""
constraintObject contains an array of
Constraint object --> constraintObjects[0].get_content() // dict
"""
xls_file = FileUploader.ensure_file(files)
print(xls_file)
# Do something with the xls files and constraints filenames
result_xls_file = OptimizerService.process(xls_file, constraintObjects)
# send for download
return send_file(result_xls_file, as_attachment=True)
def download_file(self, name):
constraint = Constraint(name)
return send_file(constraint.get_file_path(), as_attachment=True)
def get_one(self, name):
constraint = Constraint(name)
if not constraint.is_valid():
return self.error('Item not found')
return self.success(constraint.get_content())