text: /*
   * Copyright (c) 2015 Cryptonomex, Inc., and contributors.
   *
   * The MIT License
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy
   * of this software and associated documentation files (the "Software"), to deal
   * in the Software without restriction, including without limitation the rights
   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   * copies of the Software, and to permit persons to whom the Software is
   * furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   * THE SOFTWARE.
   */
  #include <graphene/chain/balance_evaluator.hpp>
  
  namespace graphene { namespace chain {
  
  void_result balance_claim_evaluator::do_evaluate(const balance_claim_operation& op)
  {
     database& d = db();
     balance = &op.balance_to_claim(d);
  
     GRAPHENE_ASSERT(
               op.balance_owner_key == balance->owner ||
               pts_address(op.balance_owner_key, false, 56) == balance->owner ||
               pts_address(op.balance_owner_key, true, 56) == balance->owner ||
               pts_address(op.balance_owner_key, false, 0) == balance->owner ||
               pts_address(op.balance_owner_key, true, 0) == balance->owner,
               balance_claim_owner_mismatch,
               "Balance owner key was specified as '${op}' but balance's actual owner is '${bal}'",
               ("op", op.balance_owner_key)
               ("bal", balance->owner)
               );
     if( !(d.get_node_properties().skip_flags & (database::skip_authority_check |
                                                 database::skip_transaction_signatures)) )
  
     FC_ASSERT(op.total_claimed.asset_id == balance->asset_type());
  
     if( balance->is_vesting_balance() )
     {
        GRAPHENE_ASSERT(
           balance->vesting_policy->is_withdraw_allowed(
              { balance->balance,
                d.head_block_time(),
                op.total_claimed } ),
           balance_claim_invalid_claim_amount,
           "Attempted to claim ${c} from a vesting balance with ${a} available",
           ("c", op.total_claimed)("a", balance->available(d.head_block_time()))
           );
        GRAPHENE_ASSERT(
           d.head_block_time() - balance->last_claim_date >= fc::days(1),
           balance_claim_claimed_too_often,
           "Genesis vesting balances may not be claimed more than once per day."
           );
        return {};
     }
  
     FC_ASSERT(op.total_claimed == balance->balance);
     return {};
  }
  
  /**
   * @note the fee is always 0 for this particular operation because once the
   * balance is claimed it frees up memory and it cannot be used to spam the network
   */
  //liruigang20180913 contract
  //void_result balance_claim_evaluator::do_apply(const balance_claim_operation& op)
  void_result balance_claim_evaluator::do_apply(const balance_claim_operation& op, uint32_t billed_cpu_time_us)
  {
     database& d = db();
  
     if( balance->is_vesting_balance() && op.total_claimed < balance->balance )
        d.modify(*balance, [&](balance_object& b) {
           b.vesting_policy->on_withdraw({b.balance, d.head_block_time(), op.total_claimed});
           b.balance -= op.total_claimed;
           b.last_claim_date = d.head_block_time();
        });
     else
        d.remove(*balance);
  
     d.adjust_balance(op.deposit_to_account, op.total_claimed);
     return {};
  }
  } } // namespace graphene::chain
  