kpsul/kfet/migrations/0054_delete_settings.py
2018-10-06 13:15:33 +02:00

50 lines
1.6 KiB
Python

# -*- coding: utf-8 -*-
from __future__ import unicode_literals
import django.db.models.deletion
from django.db import migrations, models
from kfet.forms import KFetConfigForm
def adapt_settings(apps, schema_editor):
Settings = apps.get_model("kfet", "Settings")
db_alias = schema_editor.connection.alias
obj = Settings.objects.using(db_alias)
cfg = {}
def try_get(new, old, type_field):
try:
value = getattr(obj.get(name=old), type_field)
cfg[new] = value
except Settings.DoesNotExist:
pass
try:
subvention = obj.get(name="SUBVENTION_COF").value_decimal
subvention_mult = 1 + subvention / 100
reduction = (1 - 1 / subvention_mult) * 100
cfg["kfet_reduction_cof"] = reduction
except Settings.DoesNotExist:
pass
try_get("kfet_addcost_amount", "ADDCOST_AMOUNT", "value_decimal")
try_get("kfet_addcost_for", "ADDCOST_FOR", "value_account")
try_get("kfet_overdraft_duration", "OVERDRAFT_DURATION", "value_duration")
try_get("kfet_overdraft_amount", "OVERDRAFT_AMOUNT", "value_decimal")
try_get("kfet_cancel_duration", "CANCEL_DURATION", "value_duration")
cfg_form = KFetConfigForm(initial=cfg)
if cfg_form.is_valid():
cfg_form.save()
class Migration(migrations.Migration):
dependencies = [("kfet", "0053_created_at"), ("djconfig", "0001_initial")]
operations = [
migrations.RunPython(adapt_settings),
migrations.RemoveField(model_name="settings", name="value_account"),
migrations.DeleteModel(name="Settings"),
]