# -*- coding: utf-8 -*-
import json
import os
import errno
from . import fabric
# from collections import namedtuple
def jdefault(o):
return o.__dict__
def list_decoder(objs):
"""
Function to parse the json list of dictionary into objects of TodoList.
"""
# print(objs)
twrap = fabric.TodoWrapper()
twrap.createTime = objs['createTime']
twrap.username = objs['username']
twrap.cookie = objs['cookie']
for obj in objs['tlist']:
if '__type__' in obj and obj['__type__'] == 'Todo':
objT = fabric.Todo(obj['content'], obj['tags'], obj['status'])
else:
objT = obj
twrap.tlist.append(objT)
return twrap
def load_file(filename):
"""
Function to load datafiles, it returns a list of Todo
"""
if not os.path.exists(os.path.dirname(filename)) and '/' in filename:
try:
os.makedirs(os.path.dirname(filename))
except OSError as exc: # Guard against race condition
if exc.errno != errno.EEXIST:
raise
return fabric.TodoWrapper()
if os.path.isfile(filename):
with open(filename, 'r+') as data_file:
read_data = data_file.read()
return list_decoder(json.loads(read_data))
else:
with open(filename, 'w') as data_file:
return fabric.TodoWrapper()
def save_file(filename, data):
"""
Function to save data <list of TodoList Objects> to a json file in json format
"""
with open(filename, 'w+') as data_file:
jsondata = json.dumps(data, default=jdefault, indent=4)
data_file.write(jsondata)
