forked from cerc-io/ipld-eth-server
76 lines
2.2 KiB
Go
76 lines
2.2 KiB
Go
package fakes
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import (
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"github.com/8thlight/vulcanizedb/pkg/core"
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"sort"
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)
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type Blockchain struct {
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blocks map[int64]core.Block
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contractAttributes map[string]map[string]string
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blocksChannel chan core.Block
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WasToldToStop bool
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}
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func (blockchain *Blockchain) GetContractAttributes(contractHash string) (core.ContractAttributes, error) {
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var contractAttributes core.ContractAttributes
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attributes, ok := blockchain.contractAttributes[contractHash]
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if ok {
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for key, _ := range attributes {
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contractAttributes = append(contractAttributes, core.ContractAttribute{Name: key, Type: "string"})
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}
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}
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sort.Sort(contractAttributes)
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return contractAttributes, nil
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}
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func (blockchain *Blockchain) GetContractStateAttribute(contractHash string, attributeName string) (*string, error) {
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result := new(string)
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*result = blockchain.contractAttributes[contractHash][attributeName]
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return result, nil
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}
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func NewBlockchain() *Blockchain {
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return &Blockchain{
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blocks: make(map[int64]core.Block),
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contractAttributes: make(map[string]map[string]string),
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}
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}
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func NewBlockchainWithBlocks(blocks []core.Block) *Blockchain {
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blockNumberToBlocks := make(map[int64]core.Block)
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for _, block := range blocks {
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blockNumberToBlocks[block.Number] = block
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}
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return &Blockchain{
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blocks: blockNumberToBlocks,
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}
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}
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func (blockchain *Blockchain) GetBlockByNumber(blockNumber int64) core.Block {
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return blockchain.blocks[blockNumber]
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}
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func (blockchain *Blockchain) SubscribeToBlocks(outputBlocks chan core.Block) {
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blockchain.blocksChannel = outputBlocks
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}
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func (blockchain *Blockchain) AddBlock(block core.Block) {
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blockchain.blocks[block.Number] = block
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blockchain.blocksChannel <- block
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}
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func (*Blockchain) StartListening() {}
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func (blockchain *Blockchain) StopListening() {
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blockchain.WasToldToStop = true
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}
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func (blockchain *Blockchain) SetContractStateAttribute(contractHash string, attributeName string, attributeValue string) {
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contractStateAttributes := blockchain.contractAttributes[contractHash]
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if contractStateAttributes == nil {
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blockchain.contractAttributes[contractHash] = make(map[string]string)
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}
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blockchain.contractAttributes[contractHash][attributeName] = attributeValue
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}
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