196 lines
7.7 KiB
Python
196 lines
7.7 KiB
Python
# Part of Odoo. See LICENSE file for full copyright and licensing details.
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import logging
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import contextlib
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from datetime import timedelta
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from markupsafe import Markup
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from odoo import fields
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from odoo.exceptions import AccessError
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from odoo.addons.l10n_in_edi_ewaybill.models.error_codes import ERROR_CODES
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from odoo.tools import _, LazyTranslate
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_lt = LazyTranslate(__name__)
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_logger = logging.getLogger(__name__)
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class EWayBillError(Exception):
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def __init__(self, response):
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self.error_json = self._set_missing_error_message(response)
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self.error_json.setdefault('odoo_warning', [])
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self.error_codes = self.get_error_codes()
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super().__init__(response)
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def _set_missing_error_message(self, response):
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for error in response.get('error', []):
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if error.get('code') and not error.get('message'):
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error['message'] = self._find_missing_error_message(error.get('code'))
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return response
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@staticmethod
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def _find_missing_error_message(code):
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error_message = ERROR_CODES.get(code)
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return error_message or _("We don't know the error message for this error code. Please contact support.")
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def get_all_error_message(self):
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return Markup("<br/>").join(
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["[%s] %s" % (e.get("code"), e.get("message")) for e in self.error_json.get('error')]
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)
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def get_error_codes(self):
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return [e.get("code") for e in self.error_json['error']]
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class EWayBillApi:
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DEFAULT_HELP_MESSAGE = _lt(
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"Somehow this E-waybill has been %s in the government portal before. "
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"You can verify by checking the details into the government "
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"(https://ewaybillgst.gov.in/Others/EBPrintnew.asp)"
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)
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def __init__(self, company):
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company.ensure_one()
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self.company = company
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self.env = self.company.env
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def _ewaybill_jsonrpc_to_server(self, url_path, params):
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params.update({
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"username": self.company.sudo().l10n_in_edi_ewaybill_username,
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"gstin": self.company.vat,
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})
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try:
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response = self.env['iap.account']._l10n_in_connect_to_server(
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is_production=self.company.sudo().l10n_in_edi_production_env,
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params=params,
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url_path=url_path,
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config_parameter="l10n_in_edi_ewaybill.endpoint",
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timeout=10
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)
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if response.get('error'):
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raise EWayBillError(response)
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except AccessError as e:
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_logger.warning("Connection error: %s", e.args[0])
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raise EWayBillError({
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"error": [{
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"code": "access_error",
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"message": _("Unable to connect to the E-WayBill service."
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"The web service may be temporary down. Please try again in a moment.")
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}]
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})
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return response
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def _ewaybill_check_authentication(self):
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sudo_company = self.company.sudo()
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if sudo_company.l10n_in_edi_ewaybill_username and sudo_company._l10n_in_edi_ewaybill_token_is_valid():
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return True
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elif sudo_company.l10n_in_edi_ewaybill_username and sudo_company.l10n_in_edi_ewaybill_password:
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try:
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self._ewaybill_authenticate()
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return True
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except EWayBillError:
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return False
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return False
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def _ewaybill_authenticate(self):
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params = {"password": self.company.sudo().l10n_in_edi_ewaybill_password}
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response = self._ewaybill_jsonrpc_to_server(url_path="/iap/l10n_in_edi_ewaybill/1/authenticate", params=params)
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if response and response.get("status_cd") == "1":
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self.company.sudo().l10n_in_edi_ewaybill_auth_validity = fields.Datetime.now() + timedelta(
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hours=6, minutes=00, seconds=00)
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def _ewaybill_make_transaction(self, operation_type, json_payload):
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"""
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:params operation_type: operation_type must be strictly `generate` or `cancel`
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:params json_payload: to be sent as params
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This method handles the common errors in generating and canceling the ewaybill
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"""
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try:
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if not self._ewaybill_check_authentication():
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self._raise_ewaybill_no_config_error()
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params = {"json_payload": json_payload}
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url_path = f"/iap/l10n_in_edi_ewaybill/1/{operation_type}"
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response = self._ewaybill_jsonrpc_to_server(
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url_path=url_path,
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params=params
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)
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return response
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except EWayBillError as e:
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if "no-credit" in e.error_codes:
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e.error_json['odoo_warning'].append({
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'message': self.env['account.edi.format']._l10n_in_edi_get_iap_buy_credits_message(self.company)
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})
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raise
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if '238' in e.error_codes:
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# Invalid token eror then create new token and send generate request again.
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# This happens when authenticate called from another odoo instance with same credentials
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# (like. Demo/Test)
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with contextlib.suppress(EWayBillError):
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self._ewaybill_authenticate()
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return self._ewaybill_jsonrpc_to_server(
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url_path=url_path,
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params=params,
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)
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if operation_type == "cancel" and "312" in e.error_codes:
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# E-waybill is already canceled
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# this happens when timeout from the Government portal but IRN is generated
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e.error_json['odoo_warning'].append({
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'message': Markup("%s<br/>%s:<br/>%s") % (
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self.DEFAULT_HELP_MESSAGE % 'cancelled',
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_("Error"),
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e.get_all_error_message()
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),
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'message_post': True
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})
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raise
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if operation_type == "generate" and "604" in e.error_codes:
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# Get E-waybill by details in case of E-waybill is already generated
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# this happens when timeout from the Government portal but E-waybill is generated
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response = self._ewaybill_get_by_consigner(
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document_type=json_payload.get("docType"),
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document_number=json_payload.get("docNo")
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)
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return response
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raise
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def _ewaybill_generate(self, json_payload):
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return self._ewaybill_make_transaction("generate", json_payload)
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def _ewaybill_cancel(self, json_payload):
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return self._ewaybill_make_transaction("cancel", json_payload)
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def _ewaybill_get_by_consigner(self, document_type, document_number):
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if not self._ewaybill_check_authentication():
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self._raise_ewaybill_no_config_error()
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params = {"document_type": document_type, "document_number": document_number}
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response = self._ewaybill_jsonrpc_to_server(
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url_path="/iap/l10n_in_edi_ewaybill/1/getewaybillgeneratedbyconsigner",
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params=params
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)
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# Add warning that ewaybill was already generated
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response.update({
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'odoo_warning': [{
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'message': self.DEFAULT_HELP_MESSAGE % 'generated',
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'message_post': True
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}]
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})
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return response
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@staticmethod
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def _raise_ewaybill_no_config_error():
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raise EWayBillError({
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"error": [{
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"code": "0",
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"message": _(
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"Unable to send E-waybill."
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"Create an API user in NIC portal, and set it using the top menu: Configuration > Settings."
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)
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}]
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})
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