23 lines
722 B
Go
23 lines
722 B
Go
package core
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import (
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"github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/core/types"
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"math/big"
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)
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type BlockChain interface {
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ContractDataFetcher
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GetBlockByNumber(blockNumber int64) (Block, error)
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GetHeaderByNumber(blockNumber int64) (Header, error)
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GetHeaderByNumbers(blockNumbers []int64) ([]Header, error)
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GetLogs(contract Contract, startingBlockNumber *big.Int, endingBlockNumber *big.Int) ([]Log, error)
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GetEthLogsWithCustomQuery(query ethereum.FilterQuery) ([]types.Log, error)
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LastBlock() *big.Int
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Node() Node
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}
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type ContractDataFetcher interface {
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FetchContractData(abiJSON string, address string, method string, methodArg interface{}, result interface{}, blockNumber int64) error
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}
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