def signRequest(self,
req: Request,
identifier: Identifier = None) -> Request:
"""
Signs request. Modifies reqId and signature. May modify identifier.
:param req: request
:param requestIdStore: request id generator
:param identifier: signer identifier
:return: signed request
"""
idr = self.requiredIdr(idr=identifier or req.identifier)
idData = self._getIdData(idr)
req.identifier = idr
req.reqId = getTimeBasedId()
self.ids[idr] = IdData(idData.signer, req.reqId)
req.signature = self.signMsg(msg=req.getSigningState(),
identifier=idr,
otherIdentifier=req.identifier)
return req
