functions/agreements/Invoke-TmfAgreement.ps1

function Invoke-TmfAgreement
{
    <#
        .SYNOPSIS
            Performs the required actions for a resource type against the connected Tenant.
    #>

    [CmdletBinding()]
    Param (
        [System.Management.Automation.PSCmdlet]
        $Cmdlet = $PSCmdlet
    )
        
    
    begin
    {
        $resourceName = "agreements"
        if (!$script:desiredConfiguration[$resourceName]) {
            Stop-PSFFunction -String "TMF.NoDefinitions" -StringValues "Aggreement"
            return
        }
        Test-GraphConnection -Cmdlet $Cmdlet
    }
    process
    {
        if (Test-PSFFunctionInterrupt) { return }
        $testResults = Test-TmfAgreement -Cmdlet $Cmdlet

        foreach ($result in $testResults) {
            Beautify-TmfTestResult -TestResult $result -FunctionName $MyInvocation.MyCommand
            switch ($result.ActionType) {
                "Create" {
                    $requestUrl = "$script:graphBaseUrl/identityGovernance/termsOfUse/agreements"
                    $requestMethod = "POST"
                    $requestBody = @{                        
                        "displayName" = $result.DesiredConfiguration.displayName
                    }
                    try {
                        "isViewingBeforeAcceptanceRequired", "isPerDeviceAcceptanceRequired", "userReacceptRequiredFrequency", "termsExpiration", "files" | ForEach-Object {
                            if ($result.DesiredConfiguration.Properties() -contains "$_") {
                                switch ($_) {
                                    "files" {                                        
                                        $configPath = (Get-TmfActiveConfiguration | Where-Object {$_.Name -eq $result.DesiredConfiguration.sourceConfig}).Path
                                        $requestBody["files"] = @($result.DesiredConfiguration.files | ForEach-Object {
                                            $file = $_ | Select-Object fileName, language, isDefault
                                            $filePath = "{0}/agreements/{1}" -f $configPath, $_.filePath
                                            $data = [Convert]::ToBase64String([System.IO.File]::ReadAllBytes($filePath))
                                            Add-Member -InputObject $file -MemberType NoteProperty -Name "fileData" -Value @{ data = $data }
                                            return $file
                                        })
                                    }
                                    default { $requestBody[$_] = $result.DesiredConfiguration.$_ }
                                }                                
                            }
                        }
                        
                        $requestBody = $requestBody | ConvertTo-Json -ErrorAction Stop -Depth 8
                        Write-PSFMessage -Level Verbose -String "TMF.Invoke.SendingRequestWithBody" -StringValues $requestMethod, $requestUrl, $requestBody
                        Invoke-MgGraphRequest -Method $requestMethod -Uri $requestUrl -Body $requestBody | Out-Null
                    }
                    catch {
                        Write-PSFMessage -Level Error -String "TMF.Invoke.ActionFailed" -StringValues $result.Tenant, $result.ResourceType, $result.ResourceName, $result.ActionType
                        throw $_
                    }
                }
                "Delete" {
                    $requestUrl = "$script:graphBaseUrl/identityGovernance/termsOfUse/agreements/{0}" -f $result.GraphResource.Id
                    $requestMethod = "DELETE"
                    try {
                        Write-PSFMessage -Level Verbose -String "TMF.Invoke.SendingRequest" -StringValues $requestMethod, $requestUrl
                        Invoke-MgGraphRequest -Method $requestMethod -Uri $requestUrl
                    }
                    catch {
                        Write-PSFMessage -Level Error -String "TMF.Invoke.ActionFailed" -StringValues $result.Tenant, $result.ResourceType, $result.ResourceName, $result.ActionType
                        throw $_
                    }
                }
                "Update" {                    
                    $requestUrl = "$script:graphBaseUrl/identityGovernance/termsOfUse/agreements/{0}" -f $result.GraphResource.Id
                    $requestMethod = "PATCH"
                    $requestBody = @{}
                    try {
                        foreach ($change in $result.Changes) {                        
                            switch ($change.Property) {                                
                                default {
                                    foreach ($action in $change.Actions.Keys) {
                                        switch ($action) {
                                            "Set" { $requestBody[$change.Property] = $change.Actions[$action] }
                                        }
                                    }                                    
                                }
                            }                            
                        }

                        if ($requestBody.Keys -gt 0) {
                            $requestBody = $requestBody | ConvertTo-Json -ErrorAction Stop
                            Write-PSFMessage -Level Verbose -String "TMF.Invoke.SendingRequestWithBody" -StringValues $requestMethod, $requestUrl, $requestBody
                            Invoke-MgGraphRequest -Method $requestMethod -Uri $requestUrl -Body $requestBody
                        }
                    }
                    catch {
                        Write-PSFMessage -Level Error -String "TMF.Invoke.ActionFailed" -StringValues $result.Tenant, $result.ResourceType, $result.ResourceName, $result.ActionType
                        throw $_
                    }
                }
                "NoActionRequired" { }
                default {
                    Write-PSFMessage -Level Warning -String "TMF.Invoke.ActionTypeUnknown" -StringValues $result.ActionType
                }                
            }
            Write-PSFMessage -Level Host -String "TMF.Invoke.ActionCompleted" -StringValues $result.Tenant, $result.ResourceType, $result.ResourceName, (Get-ActionColor -Action $result.ActionType), $result.ActionType
        }        
    }
    end
    {
        Load-TmfConfiguration -Cmdlet $Cmdlet
    }
}