Promote release from staging to other environments

gistfile1.ps1

$api = "http://octopus.dev.azure.fundapps.co/"

$url = $api + "/api/projects/projects-1/most-recent-deployment/"
$response = Invoke-RestMethod -Uri $url -Method GET -Headers @{"X-Octopus-ApiKey"="x"}
$latestMaster = $response | where {$_.Name -eq "Deploy to Staging (master)"}

$url = $api + "/api/environments" 
$stagingEnvironments = Invoke-RestMethod -Uri $url -Method GET -Headers @{"X-Octopus-ApiKey"="x"} 
$stagingEnvironments = $stagingEnvironments | where {$_.Name.StartsWith("Staging ")} | where {$_.Name -ne "Staging (master)"} | where {$_.Name -ne "Staging (develop)"}

foreach ($environment in $stagingEnvironments) {
    
    $command = '{"ReleaseId":"' + $latestMaster.ReleaseId + '" ,"EnvironmentId":"' + $environment.Id + '"}'
    $url = $api + "/api/projects/projects-1/releases/" + $latestMaster.ReleaseId + "/deployments"
    $response = Invoke-RestMethod -Uri $url -ContentType "application/json" -Method POST -Headers @{"X-Octopus-ApiKey"="x"} -Body $command
    $url = $api + $response.Links.Task
    $taskStatus = Invoke-RestMethod -Uri $url -Method GET -Headers @{"X-Octopus-ApiKey"="x"}
    
    Write-Host "Deploying" $latestMaster.ReleaseId "to" $environment.Name "-" $environment.Id " " -nonewline;

    do
    {
        $taskStatus = Invoke-RestMethod -Uri $url -Method GET -Headers @{"X-Octopus-ApiKey"="x"}
        Write-Host "." -nonewline;
        sleep 1
        if($taskStatus.State -eq "Failed")
        {
            write-output "Deploy Failed" $taskStatus.ErrorMessage $taskStatus.Links.Web
            exit 1 
        }
    }
    while($taskStatus.State -ne "Success")

    Write-Host "." 
}