50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
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package postgres
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import (
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"database/sql"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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"github.com/vulcanize/vulcanizedb/pkg/repositories"
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)
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func (db DB) FindReceipt(txHash string) (core.Receipt, error) {
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row := db.DB.QueryRow(
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`SELECT contract_address,
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tx_hash,
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cumulative_gas_used,
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gas_used,
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state_root,
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status
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FROM receipts
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WHERE tx_hash = $1`, txHash)
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receipt, err := loadReceipt(row)
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if err != nil {
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switch err {
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case sql.ErrNoRows:
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return core.Receipt{}, repositories.ErrReceiptDoesNotExist(txHash)
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default:
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return core.Receipt{}, err
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}
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}
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return receipt, nil
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}
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func loadReceipt(receiptsRow *sql.Row) (core.Receipt, error) {
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var contractAddress string
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var txHash string
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var cumulativeGasUsed int64
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var gasUsed int64
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var stateRoot string
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var status int
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err := receiptsRow.Scan(&contractAddress, &txHash, &cumulativeGasUsed, &gasUsed, &stateRoot, &status)
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return core.Receipt{
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TxHash: txHash,
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ContractAddress: contractAddress,
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CumulativeGasUsed: cumulativeGasUsed,
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GasUsed: gasUsed,
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StateRoot: stateRoot,
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Status: status,
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}, err
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}
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