a68f277066
* Save logs to database * Save multiple logs to db * Add block number parameter to `FindLogs`
101 lines
2.5 KiB
Go
101 lines
2.5 KiB
Go
package repositories
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import (
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"fmt"
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"github.com/8thlight/vulcanizedb/pkg/core"
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)
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type InMemory struct {
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blocks map[int64]*core.Block
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contracts map[string]*core.Contract
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logs map[string][]core.Log
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}
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func (repository *InMemory) CreateLogs(logs []core.Log) error {
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for _, log := range logs {
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key := fmt.Sprintf("%s%s", log.BlockNumber, log.Index)
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var logs []core.Log
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repository.logs[key] = append(logs, log)
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}
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return nil
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}
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func (repository *InMemory) FindLogs(address string, blockNumber int64) []core.Log {
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var matchingLogs []core.Log
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for _, logs := range repository.logs {
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for _, log := range logs {
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if log.Address == address && log.BlockNumber == blockNumber {
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matchingLogs = append(matchingLogs, log)
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}
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}
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}
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return matchingLogs
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}
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func (repository *InMemory) CreateContract(contract core.Contract) error {
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repository.contracts[contract.Hash] = &contract
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return nil
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}
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func (repository *InMemory) ContractExists(contractHash string) bool {
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_, present := repository.contracts[contractHash]
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return present
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}
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func (repository *InMemory) FindContract(contractHash string) *core.Contract {
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contract, ok := repository.contracts[contractHash]
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if !ok {
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return nil
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}
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for _, block := range repository.blocks {
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for _, transaction := range block.Transactions {
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if transaction.To == contractHash {
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contract.Transactions = append(contract.Transactions, transaction)
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}
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}
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}
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return contract
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}
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func (repository *InMemory) MissingBlockNumbers(startingBlockNumber int64, endingBlockNumber int64) []int64 {
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missingNumbers := []int64{}
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for blockNumber := int64(startingBlockNumber); blockNumber <= endingBlockNumber; blockNumber++ {
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if repository.blocks[blockNumber] == nil {
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missingNumbers = append(missingNumbers, blockNumber)
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}
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}
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return missingNumbers
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}
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func NewInMemory() *InMemory {
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return &InMemory{
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blocks: make(map[int64]*core.Block),
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contracts: make(map[string]*core.Contract),
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logs: make(map[string][]core.Log),
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}
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}
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func (repository *InMemory) CreateBlock(block core.Block) error {
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repository.blocks[block.Number] = &block
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return nil
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}
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func (repository *InMemory) BlockCount() int {
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return len(repository.blocks)
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}
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func (repository *InMemory) FindBlockByNumber(blockNumber int64) *core.Block {
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return repository.blocks[blockNumber]
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}
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func (repository *InMemory) MaxBlockNumber() int64 {
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highestBlockNumber := int64(-1)
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for key := range repository.blocks {
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if key > highestBlockNumber {
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highestBlockNumber = key
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}
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}
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return highestBlockNumber
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}
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