Import previously exported json data (#518)

Fix #417 

* New tab upload

* Extract data from JSON

* Add users

* Black format

* Try to add bill

* Import bills

* Add french translation msg

* Black reformat missing

* Deactivated users are supported

* Test import

* Remove temp file in upload_json()

* Incomplete tests

* tests import

* Update ihatemoney/translations/fr/LC_MESSAGES/messages.po

Co-Authored-By: Rémy HUBSCHER <hubscher.remy@gmail.com>

* Remove useless variable and check json format

* Use String.IO and test for wrong json

* Remove coma

Co-authored-by: Rémy HUBSCHER <hubscher.remy@gmail.com>

1 files changed, 23 insertions, 0 deletions

diff --git a/ihatemoney/utils.py b/ihatemoney/utils.py
index cdc11c9..126b9de 100644
--- a/ihatemoney/utils.py
+++ b/ihatemoney/utils.py
@@ -4,6 +4,7 @@ import ast
 import operator
 
 from io import BytesIO, StringIO
+
 import jinja2
 from json import dumps, JSONEncoder
 from flask import redirect, current_app
@@ -11,6 +12,7 @@ from babel import Locale
 from werkzeug.routing import HTTPException, RoutingException
 from datetime import datetime, timedelta
 
+
 import csv
 
 
@@ -234,3 +236,24 @@ def eval_arithmetic_expression(expr):
         raise ValueError("Error evaluating expression: {}".format(expr))
 
     return result
+
+
+def get_members(file):
+    members_list = list()
+    for item in file:
+        if (item["payer_name"], item["payer_weight"]) not in members_list:
+            members_list.append((item["payer_name"], item["payer_weight"]))
+    for item in file:
+        for ower in item["owers"]:
+            if ower not in [i[0] for i in members_list]:
+                members_list.append((ower, 1))
+
+    return members_list
+
+
+def same_bill(bill1, bill2):
+    attr = ["what", "payer_name", "payer_weight", "amount", "date", "owers"]
+    for a in attr:
+        if bill1[a] != bill2[a]:
+            return False
+    return True