Public/Get-LMDatasourceUpdateHistory.ps1

<#
.SYNOPSIS
Retrieves the update history of a LogicMonitor datasource.

.DESCRIPTION
The Get-LMDatasourceUpdateHistory function retrieves the update history of a LogicMonitor datasource. It can be used to get information about the updates made to a datasource, such as the reasons for the updates.

.PARAMETER Id
The ID of the datasource. This parameter is mandatory when using the 'Id' parameter set.

.PARAMETER Name
The name of the datasource. This parameter is used to look up the ID of the datasource. If the name is provided, the function will automatically retrieve the ID of the datasource. This parameter is used in the 'Name' parameter set.

.PARAMETER DisplayName
The display name of the datasource. This parameter is used to look up the ID of the datasource. If the display name is provided, the function will automatically retrieve the ID of the datasource. This parameter is used in the 'DisplayName' parameter set.

.PARAMETER Filter
A filter object that can be used to filter the results. The filter object should contain properties that match the properties of the datasource. Only datasources that match the filter will be included in the results.

.PARAMETER BatchSize
The number of results to retrieve in each batch. The default value is 1000.

.EXAMPLE
Get-LMDatasourceUpdateHistory -Id 1234
Retrieves the update history of the datasource with ID 1234.

.EXAMPLE
Get-LMDatasourceUpdateHistory -Name "MyDatasource"
Retrieves the update history of the datasource with the name "MyDatasource".

.EXAMPLE
Get-LMDatasourceUpdateHistory -DisplayName "My Datasource"
Retrieves the update history of the datasource with the display name "My Datasource".

#>

Function Get-LMDatasourceUpdateHistory {

    [CmdletBinding(DefaultParameterSetName = 'Id')]
    Param (
        [Parameter(Mandatory, ParameterSetName = 'Id')]
        [Int]$Id,

        [Parameter(ParameterSetName = 'Name')]
        [String]$Name,

        [Parameter(ParameterSetName = 'DisplayName')]
        [String]$DisplayName,

        [Object]$Filter,

        [ValidateRange(1, 1000)]
        [Int]$BatchSize = 1000
    )
    #Check if we are logged in and have valid api creds
    If ($Script:LMAuth.Valid) {

        If ($Name) {
            $LookupResult = (Get-LMDatasource -Name $Name).Id
            If (Test-LookupResult -Result $LookupResult -LookupString $Name) {
                return
            }
            $Id = $LookupResult
        }

        If ($DisplayName) {
            $LookupResult = (Get-LMDatasource -DisplayName $DisplayName).Id
            If (Test-LookupResult -Result $LookupResult -LookupString $DisplayName) {
                return
            }
            $Id = $LookupResult
        }
        
        #Build header and uri
        $ResourcePath = "/setting/datasources/$Id/updatereasons"

        #Initalize vars
        $QueryParams = ""
        $Count = 0
        $Done = $false
        $Results = @()

        #Loop through requests
        While (!$Done) {
            #Build query params
            $QueryParams = "?size=$BatchSize&offset=$Count&sort=+id"

            If ($Filter) {
                #List of allowed filter props
                $PropList = @()
                $ValidFilter = Format-LMFilter -Filter $Filter -PropList $PropList
                $QueryParams = "?filter=$ValidFilter&size=$BatchSize&offset=$Count&sort=+id"
            }

            Try {
                $Headers = New-LMHeader -Auth $Script:LMAuth -Method "GET" -ResourcePath $ResourcePath
                $Uri = "https://$($Script:LMAuth.Portal).logicmonitor.com/santaba/rest" + $ResourcePath + $QueryParams
                    
                
                
                Resolve-LMDebugInfo -Url $Uri -Headers $Headers[0] -Command $MyInvocation

                #Issue request
                $Response = Invoke-RestMethod -Uri $Uri -Method "GET" -Headers $Headers[0] -WebSession $Headers[1]

                #Stop looping if single device, no need to continue
                If (![bool]$Response.psobject.Properties["total"]) {
                    $Done = $true
                    Return (Add-ObjectTypeInfo -InputObject $Response -TypeName "LogicMonitor.ModuleUpdateHistory" )
                }
                #Check result size and if needed loop again
                Else {
                    [Int]$Total = $Response.Total
                    [Int]$Count += ($Response.Items | Measure-Object).Count
                    $Results += $Response.Items
                    If ($Count -ge $Total) {
                        $Done = $true
                    }
                }
            }
            Catch [Exception] {
                $Proceed = Resolve-LMException -LMException $PSItem
                If (!$Proceed) {
                    Return
                }
            }
        }
        Return (Add-ObjectTypeInfo -InputObject $Results -TypeName "LogicMonitor.ModuleUpdateHistory" )
    }
    Else {
        Write-Error "Please ensure you are logged in before running any commands, use Connect-LMAccount to login and try again."
    }
}