17 lines
607 B
Go
17 lines
607 B
Go
package ethereum
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import (
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"context"
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"github.com/kjannette/koin-ping/backend/internal/domain"
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)
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// EthereumObserver defines the interface for blockchain interaction.
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// Any concrete implementation (JSON-RPC, WebSocket, mock) must satisfy this.
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type EthereumObserver interface {
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GetLatestBlockNumber(ctx context.Context) (int, error)
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GetBlockTransactions(ctx context.Context, blockNumber int) ([]domain.NormalizedTx, error)
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GetBalance(ctx context.Context, address string) (string, error)
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GetTokenTransfers(ctx context.Context, fromBlock, toBlock int, address string) ([]domain.NormalizedTx, error)
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}
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