Powershell script to check cryptocurrencies current prices and wallet amounts of Coinbase account wallet through Coinbase API.
Save the script and before run fill mandatory parameters (api key and secret key generated from Coinbase account) and change base currency to account default currency.
Example:
.\cryptobalance.ps1 -api_key 1234567890abcdef -secret_key 1234567890abcdefghijklmnopqrstuv -basecurrency EUR -cryptos "BTC", "ETH", "LTC", "BCH"
<# .SYNOPSIS Retrieve current price and wallet amount of cryptocurrencies from Coinbase account and coinbase API. See Coinbase API documentation here: https://developers.coinbase.com/api/v2. REQUIREMENTS: Powershell and Windows 7 at least. Simply change api_key, secret_key and basecurrency (to the default currency of your account) before running cryptobalance.ps1. To create API and SECRET key go to your account preferences in Coinbase and follow the procedure. .EXAMPLE Run .\cryptobalance.ps1 -api_key 1234567890abcdef -secret_key 1234567890abcdefghijklmnopqrstuv -basecurrency EUR -cryptos "BTC", "ETH", "LTC", "BCH" .NOTES Name: bitbalance.ps1 Author: Marco Braidotti Version History 3.0 - 21/02/2018 #> Param( [Parameter(Mandatory=$true)][String] $api_key = '', #change with your api key generated on your Coinbase account settings API section [Parameter(Mandatory=$true)][String] $secret_key = '', #change with your secret key generated on your Coinbase account settings API section [String] $basecurrency = 'EUR', #change with your desired fiat currency [String[]] $cryptos = @("BTC", "ETH", "LTC", "BCH") #change with your desired criptos ) try { $totalbalance = 0 foreach ($crypto in $cryptos) { $urlAPICryptoPrice = 'https://api.coinbase.com/v2/prices/' + $crypto + '-' + $basecurrency + '/spot' $CryptoPrice = ((Invoke-WebRequest $urlAPICryptoPrice | ConvertFrom-Json).data).amount $accounts = 'https://api.coinbase.com/v2/accounts' $time = 'https://api.coinbase.com/v2/time' $epochtime = [string]((Invoke-WebRequest $time | ConvertFrom-Json).data).epoch $method = 'GET' $requestpath = '/v2/accounts' $sign = $epochtime + $method + $requestpath $hmacsha = New-Object System.Security.Cryptography.HMACSHA256 $hmacsha.key = [Text.Encoding]::UTF8.GetBytes($secret_key) $computeSha = $hmacsha.ComputeHash([Text.Encoding]::UTF8.GetBytes($sign)) $signature = ([System.BitConverter]::ToString($computeSha) -replace "-").ToLower() $header = @{ "CB-ACCESS-SIGN" = $signature "CB-ACCESS-TIMESTAMP" = $epochtime "CB-ACCESS-KEY" = $api_key } $result = Invoke-WebRequest $accounts -Headers $header -Method Get -ContentType "application/json" $wallets = $result.Content | ConvertFrom-Json foreach ($wallet in $wallets.data.balance) { if ($wallet.currency -eq $crypto) { $total = [math]::Round([Double]$wallet.amount * $CryptoPrice, 2) } } $totalbalance += $total Write-Host $crypto "Current Price:" $CryptoPrice $basecurrency "- Wallet Amount:" $total $basecurrency -ForegroundColor Yellow } $totalfiat = (((Invoke-WebRequest $accounts -Headers $header -Method Get -ContentType "application/json").Content | ConvertFrom-Json).data | Where-Object {$_.type -match 'fiat' } | Select-Object balance).balance.amount write-host "Fiat Total Amount:" $totalfiat $basecurrency -ForegroundColor Yellow $amount = $totalbalance + $totalfiat write-host "Wallet Total Amount:" $amount $basecurrency -ForegroundColor Green } catch [Exception] { Write-Host $_.Exception.Message exit }