brewman/brewman/views/reports/unposted.py

import pkg_resources
from pyramid.response import FileResponse
from pyramid.view import view_config
from sqlalchemy.orm import joinedload_all

from brewman.models.voucher import Voucher, Journal, VoucherType
from brewman.views.services.voucher import get_edit_url


@view_config(request_method='GET', route_name='unposted', permission='Post Vouchers')
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='GET', route_name='api_unposted', renderer='json', permission='Post Vouchers')
def report_data(request):
    return build_report(request)


def build_report(request):
    body = []

    query = request.dbsession.query(
        Voucher
    ).options(
        joinedload_all(Voucher.journals, Journal.account, innerjoin=True)
    ).filter(
        Voucher.posted == False
    ).filter(
        Voucher.type != VoucherType.by_name('Issue').id
    ).order_by(Voucher.date).order_by(Voucher.last_edit_date).all()

    for voucher in query:
        debit = 0
        credit = 0
        name_debit = ""
        name_credit = ""
        for journal in voucher.journals:
            if journal.debit == 1:
                debit += journal.amount
                name_debit += "{0} / ".format(journal.account.name)
            else:
                credit += journal.amount
                name_credit += "{0} / ".format(journal.account.name)
        name_debit = name_debit[:-3]
        name_credit = name_credit[:-3]

        body.append({'date': voucher.date.strftime('%d-%b-%Y'), 'Url': get_edit_url(request, voucher),
                     'voucherType': VoucherType.by_id(voucher.type).name,
                     'narration': voucher.narration, 'isPosted': voucher.posted,
                     'debitName': name_debit, 'debitAmount': debit, 'creditName': name_credit, 'creditAmount': credit})

    return body