145 lines
4.8 KiB
Python
145 lines
4.8 KiB
Python
import frappe
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from frappe.utils import flt, formatdate, get_datetime_str
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from erpnext import get_company_currency, get_default_company
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from erpnext.accounts.doctype.fiscal_year.fiscal_year import get_from_and_to_date
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from erpnext.setup.utils import get_exchange_rate
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__exchange_rates = {}
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def get_currency(filters):
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"""
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Returns a dictionary containing currency information. The keys of the dict are
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- company: The company for which we are fetching currency information. if no
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company is specified, it will fallback to the default company.
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- company currency: The functional currency of the said company.
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- presentation currency: The presentation currency to use. Only currencies that
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have been used for transactions will be allowed.
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- report date: The report date.
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:param filters: Report filters
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:type filters: dict
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:return: str - Currency
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"""
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company = get_appropriate_company(filters)
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company_currency = get_company_currency(company)
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presentation_currency = filters['presentation_currency'] if filters.get('presentation_currency') else company_currency
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report_date = filters.get('to_date')
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if not report_date:
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fiscal_year_to_date = get_from_and_to_date(filters.get('to_fiscal_year'))["to_date"]
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report_date = formatdate(get_datetime_str(fiscal_year_to_date), "dd-MM-yyyy")
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currency_map = dict(company=company, company_currency=company_currency, presentation_currency=presentation_currency, report_date=report_date)
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return currency_map
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def convert(value, from_, to, date):
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"""
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convert `value` from `from_` to `to` on `date`
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:param value: Amount to be converted
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:param from_: Currency of `value`
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:param to: Currency to convert to
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:param date: exchange rate as at this date
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:return: Result of converting `value`
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"""
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rate = get_rate_as_at(date, from_, to)
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converted_value = flt(value) / (rate or 1)
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return converted_value
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def get_rate_as_at(date, from_currency, to_currency):
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"""
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Gets exchange rate as at `date` for `from_currency` - `to_currency` exchange rate.
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This calls `get_exchange_rate` so that we can get the correct exchange rate as per
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the user's Accounts Settings.
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It is made efficient by memoising results to `__exchange_rates`
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:param date: exchange rate as at this date
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:param from_currency: Base currency
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:param to_currency: Quote currency
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:return: Retrieved exchange rate
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"""
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rate = __exchange_rates.get('{0}-{1}@{2}'.format(from_currency, to_currency, date))
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if not rate:
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rate = get_exchange_rate(from_currency, to_currency, date) or 1
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__exchange_rates['{0}-{1}@{2}'.format(from_currency, to_currency, date)] = rate
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return rate
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def convert_to_presentation_currency(gl_entries, currency_info, company):
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"""
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Take a list of GL Entries and change the 'debit' and 'credit' values to currencies
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in `currency_info`.
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:param gl_entries:
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:param currency_info:
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:return:
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"""
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converted_gl_list = []
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presentation_currency = currency_info['presentation_currency']
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company_currency = currency_info['company_currency']
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account_currencies = list(set(entry['account_currency'] for entry in gl_entries))
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for entry in gl_entries:
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account = entry['account']
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debit = flt(entry['debit'])
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credit = flt(entry['credit'])
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debit_in_account_currency = flt(entry['debit_in_account_currency'])
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credit_in_account_currency = flt(entry['credit_in_account_currency'])
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account_currency = entry['account_currency']
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if len(account_currencies) == 1 and account_currency == presentation_currency:
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if entry.get('debit'):
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entry['debit'] = debit_in_account_currency
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if entry.get('credit'):
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entry['credit'] = credit_in_account_currency
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else:
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date = currency_info['report_date']
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converted_debit_value = convert(debit, presentation_currency, company_currency, date)
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converted_credit_value = convert(credit, presentation_currency, company_currency, date)
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if entry.get('debit'):
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entry['debit'] = converted_debit_value
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if entry.get('credit'):
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entry['credit'] = converted_credit_value
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converted_gl_list.append(entry)
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return converted_gl_list
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def get_appropriate_company(filters):
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if filters.get('company'):
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company = filters['company']
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else:
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company = get_default_company()
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return company
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@frappe.whitelist()
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def get_invoiced_item_gross_margin(sales_invoice=None, item_code=None, company=None, with_item_data=False):
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from erpnext.accounts.report.gross_profit.gross_profit import GrossProfitGenerator
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sales_invoice = sales_invoice or frappe.form_dict.get('sales_invoice')
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item_code = item_code or frappe.form_dict.get('item_code')
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company = company or frappe.get_cached_value("Sales Invoice", sales_invoice, 'company')
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filters = {
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'sales_invoice': sales_invoice,
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'item_code': item_code,
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'company': company,
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'group_by': 'Invoice'
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}
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gross_profit_data = GrossProfitGenerator(filters)
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result = gross_profit_data.grouped_data
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if not with_item_data:
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result = sum(d.gross_profit for d in result)
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return result
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