Files
brewman/brewman/views/account.py
T
2018-05-15 14:38:30 +05:30

189 lines
8.4 KiB
Python

import datetime
import pkg_resources
from sqlalchemy import func
import transaction
import uuid
from pyramid.response import Response, FileResponse
from pyramid.view import view_config
from sqlalchemy.orm import joinedload_all
from brewman.models.master import CostCentre, Ledger, LedgerType, LedgerBase
from brewman.models.validation_exception import ValidationError
from brewman.models.voucher import Voucher, Journal, VoucherType
@view_config(route_name='account_list', permission='Accounts')
@view_config(request_method='GET', route_name='account_id', permission='Accounts')
@view_config(request_method='GET', route_name='account', permission='Accounts')
def html(request):
package, resource = 'brewman:static/index.html'.split(':', 1)
file = pkg_resources.resource_filename(package, resource)
return FileResponse(file, request=request)
@view_config(request_method='POST', route_name='api_account', renderer='json', permission='Accounts', trans=True)
def save(request):
item = Ledger(code=0, name=request.json_body['Name'], type=int(request.json_body['Type']),
is_active=request.json_body['IsActive'], is_reconcilable=request.json_body['IsReconcilable'],
cost_centre_id=uuid.UUID(request.json_body['CostCentre']['CostCentreID'])).create(request.dbsession)
transaction.commit()
return account_info(item.id, request.dbsession)
@view_config(request_method='POST', route_name='api_account_id', renderer='json', permission='Accounts', trans=True)
def update(request):
item = request.dbsession.query(Ledger).filter(Ledger.id == uuid.UUID(request.matchdict['id'])).first()
if item.is_fixture:
raise ValidationError("{0} is a fixture and cannot be edited or deleted.".format(item.name))
new_type = int(request.json_body['Type'])
if not item.type == new_type:
item.code = Ledger.get_code(new_type, request.dbsession)
item.type = new_type
item.name = request.json_body['Name']
item.is_active = request.json_body['IsActive']
item.is_reconcilable = request.json_body['IsReconcilable']
item.cost_centre_id = uuid.UUID(request.json_body['CostCentre']['CostCentreID'])
transaction.commit()
return account_info(item.id, request.dbsession)
@view_config(request_method='DELETE', route_name='api_account_id', renderer='json', permission='Accounts')
def delete(request):
account = request.dbsession.query(Ledger).filter(Ledger.id == uuid.UUID(request.matchdict['id'])).first()
can_delete, reason = account.can_delete(request.has_permission('Advanced Delete'))
if can_delete:
delete_with_data(account, request.dbsession)
transaction.commit()
return account_info(None, request.dbsession)
else:
transaction.abort()
response = Response("Cannot delete account because {0}".format(reason))
response.status_int = 500
return response
@view_config(request_method='GET', route_name='api_account_id', renderer='json', request_param='b',
permission='Authenticated')
def show_balance(request):
date = request.GET.get('d', None)
date = None if date is None or date == '' else datetime.datetime.strptime(date, '%d-%b-%Y')
id = uuid.UUID(request.matchdict['id'])
return {'Date': balance(id, date, request.dbsession), 'Total': balance(id, None, request.dbsession)}
def balance(id_, date, dbsession):
account = dbsession.query(LedgerBase).filter(LedgerBase.id == id_).first()
if not account.type_object.balance_sheet:
return 0
bal = dbsession.query(func.sum(Journal.amount * Journal.debit)).join(Journal.voucher)
if date is not None:
bal = bal.filter(Voucher.date <= date)
bal = bal.filter(Voucher.type != VoucherType.by_name('Issue').id) \
.filter(Journal.ledger_id == id_) \
.scalar()
return 0 if bal is None else bal
@view_config(request_method='GET', route_name='api_account_id', renderer='json', permission='Accounts')
def show_id(request):
return account_info(uuid.UUID(request.matchdict.get('id', None)), request.dbsession)
@view_config(request_method='GET', route_name='api_account', renderer='json', permission='Accounts')
def show_blank(request):
return account_info(None, request.dbsession)
@view_config(request_method='GET', route_name='api_account', renderer='json', request_param='list',
permission='Authenticated')
def show_list(request):
list = request.dbsession.query(Ledger).order_by(Ledger.type).order_by(Ledger.name).order_by(Ledger.code).all()
ledgers = []
for item in list:
ledgers.append({'Name': item.name, 'Type': item.type_object.name, 'IsActive': 'Yes' if item.is_active else 'No',
'IsReconcilable': 'Yes' if item.is_reconcilable else '', 'CostCentre': item.cost_centre.name,
'IsFixture': item.is_fixture, 'Url': request.route_url('account_id', id=item.id)})
return ledgers
@view_config(request_method='GET', route_name='api_account', renderer='json', request_param='term',
permission='Authenticated')
def show_term(request):
type = request.GET.get('type', None)
type = int(type) if type is not None else None
filter = request.GET.get('term', None)
filter = filter if filter is not None and filter is not '' else None
reconcilable = request.GET.get('r', None)
reconcilable = reconcilable if reconcilable is not None else None
active = request.GET.get('a', None)
active = active if active is not None else None
count = request.GET.get('count', None)
count = None if count is None or count == '' else int(count)
list = []
for index, item in enumerate(LedgerBase.list(type, filter, reconcilable, active, request.dbsession)):
list.append({'LedgerID': item.id, 'Name': item.name})
if count is not None and index == count - 1:
break
return list
@view_config(request_method='GET', route_name='api_account_type_list', renderer='json', permission='Authenticated')
def account_type_list(request):
account_types = []
for item in LedgerType.list():
account_types.append({'AccountTypeID': item.id, 'Name': item.name})
return account_types
def account_info(id, dbsession):
if id is None:
account = {'Code': '(Auto)', 'Type': LedgerType.by_name('Creditors').id, 'IsActive': True,
'IsReconcilable': False, 'CostCentre': CostCentre.overall()}
else:
account = dbsession.query(Ledger).filter(Ledger.id == id).first()
account = {'LedgerID': account.id, 'Code': account.code, 'Name': account.name, 'Type': account.type,
'IsActive': account.is_active, 'IsReconcilable': account.is_reconcilable,
'IsFixture': account.is_fixture,
'CostCentre': {'CostCentreID': account.cost_centre_id, 'Name': account.cost_centre.name}}
return account
def delete_with_data(account, dbsession):
suspense_ledger = dbsession.query(Ledger).filter(Ledger.id == Ledger.suspense()).first()
query = dbsession.query(Voucher).options(joinedload_all(Voucher.journals, Journal.ledger, innerjoin=True)) \
.filter(Voucher.journals.any(Journal.ledger_id == account.id)) \
.all()
for voucher in query:
others, sus_jnl, acc_jnl = False, None, None
for journal in voucher.journals:
if journal.ledger_id == account.id:
acc_jnl = journal
elif journal.ledger_id == Ledger.suspense():
sus_jnl = journal
else:
others = True
if not others:
dbsession.delete(voucher)
else:
if sus_jnl is None:
acc_jnl.ledger = suspense_ledger
voucher.narration += '\nSuspense \u20B9{0:,.2f} is {1}'.format(acc_jnl.amount, account.name)
else:
amount = (sus_jnl.debit * sus_jnl.amount) + (acc_jnl.debit * acc_jnl.amount)
dbsession.delete(acc_jnl)
if amount == 0:
dbsession.delete(sus_jnl)
else:
sus_jnl.amount = abs(amount)
sus_jnl.debit = -1 if amount < 0 else 1
voucher.narration += '\nDeleted \u20B9{0:,.2f} of {1}'.format(acc_jnl.amount * acc_jnl.debit,
account.name)
if voucher.type in (VoucherType.by_name('Payment').id, VoucherType.by_name('Receipt').id):
voucher.type = VoucherType.by_name('Journal')
dbsession.delete(account)