Public/Set-LMDeviceGroupDatasourceAlertSetting.ps1

Function Set-LMDeviceGroupDatasourceAlertSetting {

    [CmdletBinding()]
    Param (
        [Parameter(Mandatory, ParameterSetName = 'Id-dsName')]
        [Parameter(Mandatory, ParameterSetName = 'Name-dsName')]
        [String]$DatasourceName,
    
        [Parameter(Mandatory, ParameterSetName = 'Id-dsId')]
        [Parameter(Mandatory, ParameterSetName = 'Name-dsId')]
        [Int]$DatasourceId,
    
        [Parameter(Mandatory, ParameterSetName = 'Id-dsId')]
        [Parameter(Mandatory, ParameterSetName = 'Id-dsName')]
        [Int]$Id,
    
        [Parameter(Mandatory, ParameterSetName = 'Name-dsName')]
        [Parameter(Mandatory, ParameterSetName = 'Name-dsId')]
        [String]$Name,

        [Parameter(Mandatory)]
        [String]$DatapointName,

        [Nullable[bool]]$DisableAlerting,

        [String]$AlertExpressionNote,

        [Parameter(Mandatory)]
        [AllowEmptyString()] 
        [String]$AlertExpression, #format for alert expression (01:00 02:00) > -100 timezone=America/New_York

        [Parameter(Mandatory)]
        [ValidateRange(0, 60)]
        [Int]$AlertClearTransitionInterval,

        [Parameter(Mandatory)]
        [ValidateRange(0, 60)]
        [Int]$AlertTransitionInterval,

        [Parameter(Mandatory)]
        [ValidateRange(1, 4)]
        [Int]$AlertForNoData

    )

    Begin{}
    Process{
        #Check if we are logged in and have valid api creds
        If ($Script:LMAuth.Valid) {

            #Lookup DeviceGroupId
            If ($Name) {
                $LookupResult = (Get-LMDeviceGroup -Name $Name).Id
                If (Test-LookupResult -Result $LookupResult -LookupString $Name) {
                    return
                }
                $Id = $LookupResult
            }
    
            #Lookup DatasourceId
            If ($DatasourceName) {
                $LookupResult = (Get-LMDatasource -Name $DatasourceName).Id
                If (Test-LookupResult -Result $LookupResult -LookupString $DatasourceName) {
                    return
                }
                $DatasourceId = $LookupResult
            }

            #Lookup DatapointId
            If ($DatapointName) {
                $LookupResult = (Get-LMDeviceGroupDatasourceAlertSetting -Id $Id -DatasourceId $DatasourceId | Where-Object {$_.dataPointName -eq $DatapointName}).dataPointId
                If (Test-LookupResult -Result $LookupResult -LookupString $DatapointName) {
                    return
                }
                $DatapointId = $LookupResult
            }

            #Build header and uri
            $ResourcePath = "/device/groups/$Id/datasources/$DatasourceId/alertsettings"

            Try {
                $dpConfig = @{
                    disableAlerting                 = $DisableAlerting
                    dataPointId                     = $DatapointId
                    dataPointName                   = $DatapointName
                    alertExprNote                   = $AlertExpressionNote
                    alertExpr                       = $AlertExpression
                    alertClearTransitionInterval    = $AlertClearTransitionInterval
                    alertTransitionInterval         = $AlertTransitionInterval
                    alertForNoData                  = $AlertForNoData

                }

                #Remove empty keys so we dont overwrite them
                @($dpConfig.keys) | ForEach-Object { if ([string]::IsNullOrEmpty($dpConfig[$_]) -and $_ -ne "alertExpr" -and ($_ -notin @($MyInvocation.BoundParameters.Keys))) { $dpConfig.Remove($_) } }

                $Data = @{
                    dpConfig = @($dpConfig)
                }

                $Data = ($Data | ConvertTo-Json)
                $Headers = New-LMHeader -Auth $Script:LMAuth -Method "PATCH" -ResourcePath $ResourcePath -Data $Data 
                $Uri = "https://$($Script:LMAuth.Portal).logicmonitor.com/santaba/rest" + $ResourcePath

                Resolve-LMDebugInfo -Url $Uri -Headers $Headers[0] -Command $MyInvocation -Payload $Data

                #Issue request
                $Response = (Invoke-RestMethod -Uri $Uri -Method "PATCH" -Headers $Headers[0] -WebSession $Headers[1] -Body $Data).dpConfig

                Return (Add-ObjectTypeInfo -InputObject $Response -TypeName "LogicMonitor.DeviceGroupDatasourceAlertSetting" )
            }
            Catch [Exception] {
                $Proceed = Resolve-LMException -LMException $PSItem
                If (!$Proceed) {
                    Return
                }
            }
        }
        Else {
            Write-Error "Please ensure you are logged in before running any commands, use Connect-LMAccount to login and try again."
        }
    }
    End{}
}