mirror of
https://github.com/ethereum/go-ethereum.git
synced 2026-06-28 01:16:22 +00:00
b5abbfed79
- Solidity Upgraded up to v0.8.0 - Fixed and Added eth_chainId - Fix error in TransactionRecipet - Reward halving issue fixed
58 lines
1.7 KiB
Go
58 lines
1.7 KiB
Go
package tradingstate
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import (
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"fmt"
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"math/big"
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"strconv"
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"github.com/XinFinOrg/XDPoSChain/common"
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"github.com/XinFinOrg/XDPoSChain/crypto"
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"github.com/globalsign/mgo/bson"
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)
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type EpochPriceItem struct {
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Epoch uint64 `bson:"epoch" json:"epoch"`
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Orderbook common.Hash `bson:"orderbook" json:"orderbook"`
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Hash common.Hash `bson:"hash" json:"hash"`
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Price *big.Int `bson:"price" json:"price"`
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}
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type EpochPriceItemBSON struct {
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Epoch string `bson:"epoch" json:"epoch"`
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Orderbook string `bson:"orderbook" json:"orderbook"`
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Hash string `bson:"hash" json:"hash"` // Keccak256Hash of Epoch and orderbook, used as an index of this collection
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Price string `bson:"price" json:"price"`
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}
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func (item *EpochPriceItem) GetBSON() (interface{}, error) {
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return EpochPriceItemBSON{
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Epoch: strconv.FormatUint(item.Epoch, 10),
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Orderbook: item.Orderbook.Hex(),
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Price: item.Price.String(),
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Hash: item.Hash.Hex(),
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}, nil
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}
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func (item *EpochPriceItem) SetBSON(raw bson.Raw) error {
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decoded := new(EpochPriceItemBSON)
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err := raw.Unmarshal(decoded)
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if err != nil {
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return fmt.Errorf("failed to decode EpochPriceItem. Err: %v", err)
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}
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epochNumber, err := strconv.ParseUint(decoded.Epoch, 10, 64)
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if err != nil {
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return fmt.Errorf("failed to parse EpochPriceItem.Epoch. Err: %v", err)
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}
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item.Epoch = epochNumber
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item.Orderbook = common.HexToHash(decoded.Orderbook)
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item.Hash = common.HexToHash(decoded.Hash)
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if decoded.Price != "" {
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item.Price = ToBigInt(decoded.Price)
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}
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return nil
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}
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func (item *EpochPriceItem) ComputeHash() common.Hash {
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return crypto.Keccak256Hash(new(big.Int).SetUint64(item.Epoch).Bytes(), item.Orderbook.Bytes())
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}
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