Method safe_ledger_entry

python/ccxt/base/exchange.py:3854–3892

(self, entry: object, currency: Currency = None)

        }

    def safe_ledger_entry(self, entry: object, currency: Currency = None):
        currency = self.safe_currency(None, currency)
        direction = self.safe_string(entry, 'direction')
        before = self.safe_string(entry, 'before')
        after = self.safe_string(entry, 'after')
        amount = self.safe_string(entry, 'amount')
        if amount is not None:
            if before is None and after is not None:
                before = Precise.string_sub(after, amount)
            elif before is not None and after is None:
                after = Precise.string_add(before, amount)
        if before is not None and after is not None:
            if direction is None:
                if Precise.string_gt(before, after):
                    direction = 'out'
                if Precise.string_gt(after, before):
                    direction = 'in'
        fee = self.safe_value(entry, 'fee')
        if fee is not None:
            fee['cost'] = self.safe_number(fee, 'cost')
        timestamp = self.safe_integer(entry, 'timestamp')
        info = self.safe_dict(entry, 'info', {})
        return {
            'id': self.safe_string(entry, 'id'),
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'direction': direction,
            'account': self.safe_string(entry, 'account'),
            'referenceId': self.safe_string(entry, 'referenceId'),
            'referenceAccount': self.safe_string(entry, 'referenceAccount'),
            'type': self.safe_string(entry, 'type'),
            'currency': currency['code'],
            'amount': self.parse_number(amount),
            'before': self.parse_number(before),
            'after': self.parse_number(after),
            'status': self.safe_string(entry, 'status'),
            'fee': fee,
            'info': info,
        }

    def safe_currency_structure(self, currency: object):
        # derive data from networks: deposit, withdraw, active, fee, limits, precision