mirror of
https://github.com/luxfi/platformvm.git
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zeekay
ede37547f6
- Drop atomic_block.go + legacy *_block_test.go (consolidated) - Add block/v0/ subdir + lift_v0.go for old version handling - Copyright header: 'Lux Industries, Inc.' → 'Lux Industries Inc' (no comma) - block_adapter.go: new adapter layer
76 lines
2.1 KiB
Go
76 lines
2.1 KiB
Go
// Copyright (C) 2019-2025, Lux Industries Inc. All rights reserved.
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// See the file LICENSE for licensing terms.
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package block
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import (
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"context"
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"fmt"
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"time"
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"github.com/luxfi/runtime"
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"github.com/luxfi/ids"
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"github.com/luxfi/node/vms/platformvm/txs"
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)
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var _ Block = (*ProposalBlock)(nil)
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// ProposalBlock is the canonical P-Chain proposal block. It carries a
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// per-block timestamp, a single proposal Tx, and a tail of decision Txs that
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// commit atomically with the proposal outcome.
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type ProposalBlock struct {
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Time uint64 `serialize:"true" json:"time"`
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Transactions []*txs.Tx `serialize:"true" json:"txs"`
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CommonBlock `serialize:"true"`
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Tx *txs.Tx `serialize:"true" json:"tx"`
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}
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func (b *ProposalBlock) Timestamp() time.Time { return time.Unix(int64(b.Time), 0) }
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func (b *ProposalBlock) initialize(bytes []byte) error {
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b.CommonBlock.initialize(bytes)
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if err := b.Tx.InitializeFromBytesAtVersion(txs.Codec, txs.CodecVersionV1); err != nil {
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return fmt.Errorf("failed to initialize proposal tx: %w", err)
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}
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for _, tx := range b.Transactions {
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if err := tx.InitializeFromBytesAtVersion(txs.Codec, txs.CodecVersionV1); err != nil {
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return fmt.Errorf("failed to initialize decision tx: %w", err)
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}
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}
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return nil
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}
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func (b *ProposalBlock) InitRuntime(rt *runtime.Runtime) {
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b.Tx.Unsigned.InitRuntime(rt)
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for _, tx := range b.Transactions {
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tx.Unsigned.InitRuntime(rt)
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}
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}
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func (b *ProposalBlock) Txs() []*txs.Tx {
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l := len(b.Transactions)
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out := make([]*txs.Tx, l+1)
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copy(out, b.Transactions)
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out[l] = b.Tx
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return out
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}
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func (b *ProposalBlock) Visit(v Visitor) error { return v.ProposalBlock(b) }
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func (*ProposalBlock) Initialize(context.Context) error { return nil }
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func NewProposalBlock(
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timestamp time.Time,
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parentID ids.ID,
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height uint64,
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proposalTx *txs.Tx,
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decisionTxs []*txs.Tx,
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) (*ProposalBlock, error) {
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blk := &ProposalBlock{
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Time: uint64(timestamp.Unix()),
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Transactions: decisionTxs,
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CommonBlock: CommonBlock{PrntID: parentID, Hght: height},
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Tx: proposalTx,
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}
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return blk, initialize(blk, &blk.CommonBlock)
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}
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