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list.go
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list.go
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// Copyright (c) 2023-2024 The UXUY Developer Team
// License:
// 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
package asc20
import (
"encoding/json"
"fmt"
"github.com/shopspring/decimal"
"github.com/uxuycom/indexer/client/xycommon"
"github.com/uxuycom/indexer/devents"
"github.com/uxuycom/indexer/xyerrors"
)
type List struct {
Amount decimal.Decimal `json:"amt"`
}
func (p *Protocol) List(block *xycommon.RpcBlock, tx *xycommon.RpcTransaction, md *devents.MetaData) ([]*devents.TxResult, *xyerrors.InsError) {
list, err := p.verifyList(tx, md)
if err != nil {
return nil, xyerrors.ErrDataVerifiedFailed.WrapCause(err)
}
result := &devents.TxResult{
MD: md,
Block: block,
Tx: tx,
Transfer: &devents.Transfer{
Sender: tx.From,
Receives: []*devents.Receive{
{
Address: tx.To,
Amount: list.Amount,
},
},
},
}
return []*devents.TxResult{result}, nil
}
func (p *Protocol) verifyList(tx *xycommon.RpcTransaction, md *devents.MetaData) (*List, *xyerrors.InsError) {
tf := &List{}
err := json.Unmarshal([]byte(md.Data), tf)
if err != nil {
return nil, xyerrors.NewInsError(-13, fmt.Sprintf("data json deocde err:%v, data[%s]", err, md.Data))
}
if tf.Amount.LessThanOrEqual(decimal.Zero) {
return nil, xyerrors.NewInsError(-14, "list amount <= 0")
}
var (
protocol = md.Protocol
tick = md.Tick
)
ok, inscription := p.cache.Inscription.Get(protocol, tick)
if !ok || inscription == nil {
return nil, xyerrors.NewInsError(-15, fmt.Sprintf("inscription not exist, protocol[%s]-tick[%s]", protocol, tick))
}
// sender balance checking
ok, balance := p.cache.Balance.Get(protocol, tick, tx.From)
if !ok {
return nil, xyerrors.NewInsError(-16, fmt.Sprintf("sender balance record not exist, tick[%s-%s], address[%s]", protocol, tick, tx.From))
}
// balance available checking
if balance.Overall.LessThan(tf.Amount) {
return nil, xyerrors.NewInsError(-17, fmt.Sprintf("sender total balance[%v] < transfer amount[%v]", balance.Overall, tf.Amount))
}
return tf, nil
}