atst/atat/utils/json.py
2020-03-04 11:51:15 -05:00

29 lines
735 B
Python

from flask.json import JSONEncoder
import json
from werkzeug.datastructures import FileStorage
from datetime import date
from enum import Enum
from atat.models.attachment import Attachment
class CustomJSONEncoder(JSONEncoder):
def default(self, obj):
if isinstance(obj, Attachment):
return obj.filename
elif isinstance(obj, date):
return obj.strftime("%Y-%m-%d")
elif isinstance(obj, FileStorage):
return obj.filename
return JSONEncoder.default(self, obj)
def sqlalchemy_dumps(dct):
def _default(obj):
if isinstance(obj, Enum):
return obj.name
else:
raise TypeError()
return json.dumps(dct, default=_default)