36 lines
771 B
Go
36 lines
771 B
Go
package types
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import (
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"bytes"
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"encoding/hex"
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"fmt"
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"time"
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"github.com/wealdtech/go-merkletree"
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"github.com/ethereum/go-ethereum/crypto"
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)
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type Transaction struct {
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Hash []byte
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MerkleProof *merkletree.Proof // sets when transaction is added to block
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Timestamp time.Time
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Data []byte
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}
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func CreateTransaction(data []byte) *Transaction {
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timestamp := time.Now()
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encodedData := hex.EncodeToString(data)
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hash := crypto.Keccak256([]byte(fmt.Sprintf("%d_%s", timestamp.Unix(), encodedData)))
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return &Transaction{
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Hash: hash,
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Timestamp: timestamp,
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Data: data,
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}
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}
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func (tx *Transaction) ValidateHash() bool {
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h := crypto.Keccak256([]byte(fmt.Sprintf("%d_%s", tx.Timestamp.Unix(), tx.Hash)))
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return bytes.Equal(h, tx.Hash)
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}
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