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block.go

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/*

* Copyright (c) 2018 LI Zhennan

*

* Use of this work is governed by a MIT License.

* You may find a license copy in project root.

*/

package etherscan

import (

"fmt"

"strconv"

)

// BlockReward gets block and uncle rewards by block number

func (c *Client) BlockReward(blockNum int) (rewards BlockRewards, err error) {

param := M{

"blockno": blockNum,

}

err = c.call("block", "getblockreward", param, &rewards)

return

}

// BlockNumber gets the closest block number by UNIX timestamp

//

// valid closest option: before, after

func (c *Client) BlockNumber(timestamp int64, closest string) (blockNumber int, err error) {

var blockNumberStr string

param := M{

"timestamp": strconv.FormatInt(timestamp, 10),

"closest": closest,

}

err = c.call("block", "getblocknobytime", param, &blockNumberStr)

if err != nil {

return

}

blockNumber, err = strconv.Atoi(blockNumberStr)

if err != nil {

err = fmt.Errorf("parsing block number %q: %w", blockNumberStr, err)

return

}

return

}