#Connect-AzAccount

function GetDeployment {

    param (
        [string] $siteName,
        [string] $resourceGroupName,
        [string] $subscriptionId,
        [string] $slotName = ""
    )

    $access_token = (Get-AzAccessToken -TenantId "e9792fd7-4044-47e7-a40d-3fba46f1cd09").Token

    $url = ""
    if ($slotName -ne "") {
        $url = "https://management.azure.com/subscriptions/$subscriptionId/resourceGroups/$resourceGroupName/providers/Microsoft.Web/sites/$siteName/slots/$slotName/deployments?api-version=2022-03-01"
    }
    else {
        $url = "https://management.azure.com/subscriptions/$subscriptionId/resourceGroups/$resourceGroupName/providers/Microsoft.Web/sites/$siteName/deployments?api-version=2022-03-01"
    }
    
  #  GET https://management.azure.com/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Web/sites/{name}/slots/{slot}/deploymentStatus/{deploymentStatusId}?api-version=2022-03-01
    $head = @{ Authorization =" Bearer $access_token" }
    $response = Invoke-RestMethod -Uri $url -Method GET -Headers $head
    $response | ForEach-Object { 
       $responseValue = $_.value
       if ($responseValue.Length -gt 0) {
            return $responseValue[0].properties.last_success_end_time
       }
       else {
            return ""
       }
    }
}

class ResourceCheck {
    [string] $ResourceId = ""
    [string] $Kind = ""
    [string] $Location = ""
    [string] $ResourceName = ""
    [string] $ResourceGroup = ""
    [string] $ResourceType = ""
    [string] $State = ""
    [string] $ManagementGroupId = ""
    [string] $ManagementGroupName = ""
    [string] $SubscriptionId = ""
    [string] $SubscriptionName = ""
    [string] $Tag_Team = ""
    [string] $Tag_Product = ""
    [string] $Tag_Environment = ""
    [string] $Tag_Data = ""
    [string] $Tag_Deployment = ""
    [string] $Tag_CreatedOnDate = ""
    [string] $Prop_HttpsOnly = ""
    [string] $Prop_PhpVersion = ""
    [string] $Prop_RemoteDebuggingEnabled = ""
    [string] $Prop_MinTlsVersion = ""
    [string] $Prop_FtpsState = ""
    [string] $Prop_Http20Enabled = ""
    [string] $Prop_Identity = ""
    [string] $LastDeployDate = ""
}


Write-Host "======================================================================================================================================================================"
Write-Host "Creating webapp resource overview."
Write-Host "======================================================================================================================================================================"


[string] $date = Get-Date -Format "yyyy-MM-dd HHmm"
$fileName =  ".\$date azure_webapps.csv" 


$managementGroups = Get-AzManagementGroup

foreach ($managementGroup in $managementGroups) 
{
    Write-Host "----------------------------------------------------------------------------------------------------------------------------------------------------------------------"
    Write-Host "Management group [$($managementGroup.Name)]"

    $subscriptions = Get-AzManagementGroupSubscription -Group $managementGroup.Name | Where-Object State -eq "Active"

    foreach ($subscription in $subscriptions) 
    {
        Write-Host "----------------------------------------------------------------------------------------------------------------------------------------------------------------------"
        $scope = $subscription.Id.Substring($subscription.Parent.Length, $subscription.Id.Length - $subscription.Parent.Length)
        $subscriptionId = $scope.Replace("/subscriptions/", "")
        Write-Host "Subscription [$($subscription.DisplayName) - $subscriptionId]"
        Set-AzContext -SubscriptionId $subscriptionId | Out-Null
        Write-Host "----------------------------------------------------------------------------------------------------------------------------------------------------------------------"

        $allResourceGroups = Get-AzResourceGroup
        [ResourceCheck[]]$Result = @()

        foreach ($group in $allResourceGroups) {

            Write-Host $group.ResourceGroupName

            $allWebApps = Get-AzWebApp -ResourceGroupName $group.ResourceGroupName
            
            foreach ($webApp in $allWebApps) {

                [ResourceCheck] $resourceCheck = [ResourceCheck]::new()
                $resourceCheck.ResourceId = $webApp.Id
                $resourceCheck.Kind = $webApp.Kind
                $resourceCheck.Location = $webApp.Location
                $resourceCheck.State = $webApp.State
                $resourceCheck.ResourceName = $webApp.Name
                $resourceCheck.ResourceGroup = $webApp.ResourceGroup
                $resourceCheck.ResourceType = $webApp.Type
                $resourceCheck.ManagementGroupId = $managementGroup.Id
                $resourceCheck.ManagementGroupName = $managementGroup.DisplayName
                $resourceCheck.SubscriptionId = $subscriptionId
                $resourceCheck.SubscriptionName = $subscription.DisplayName
                $resourceCheck.Tag_Team = $webApp.Tags.team
                $resourceCheck.Tag_Product = $webApp.Tags.product
                $resourceCheck.Tag_Environment = $webApp.Tags.environment
                $resourceCheck.Tag_Data = $webApp.Tags.data
                $resourceCheck.Tag_CreatedOnDate = $webApp.Tags.CreatedOnDate
                $resourceCheck.Tag_Deployment = $webApp.Tags.drp_deployment
                $resourceCheck.Prop_HttpsOnly = $webApp.HttpsOnly
                $resourceCheck.Prop_PhpVersion = $webApp.SiteConfig.PhpVersion
                $resourceCheck.Prop_RemoteDebuggingEnabled = $webApp.SiteConfig.RemoteDebuggingEnabled
                $resourceCheck.Prop_MinTlsVersion = $webApp.SiteConfig.MinTlsVersion
                $resourceCheck.Prop_FtpsState = $webApp.SiteConfig.FtpsState
                $resourceCheck.Prop_Http20Enabled = $webApp.SiteConfig.Http20Enabled
                $resourceCheck.Prop_Identity = $webApp.Identity.Type
                $resourceCheck.LastDeployDate = GetDeployment -siteName $webApp.Name -resourceGroupName $group.ResourceGroupName -subscriptionId $subscriptionId

                $Result += $resourceCheck

                $allSlots = Get-AzWebAppSlot -Name $webApp.Name -ResourceGroupName $webApp.ResourceGroup

                foreach ($slotTemp in $allSlots) {

                    [string] $slotName = $slotTemp.Name.Split("/")[1]
                    $slot = Get-AzWebAppSlot -Name $webApp.Name -ResourceGroupName $webApp.ResourceGroup -Slot $slotName

                    [ResourceCheck] $resourceCheck = [ResourceCheck]::new()
                    $resourceCheck.ResourceId = $slot.Id
                    $resourceCheck.Kind = $slot.Kind
                    $resourceCheck.Location = $slot.Location
                    $resourceCheck.State = $slot.State
                    $resourceCheck.ResourceName = $slot.Name
                    $resourceCheck.ResourceGroup = $slot.ResourceGroup
                    $resourceCheck.ResourceType = $slot.Type
                    $resourceCheck.ManagementGroupId = $managementGroup.Id
                    $resourceCheck.ManagementGroupName = $managementGroup.DisplayName
                    $resourceCheck.SubscriptionId = $subscriptionId
                    $resourceCheck.SubscriptionName = $subscription.DisplayName
                    $resourceCheck.Tag_Team = $slot.Tags.team
                    $resourceCheck.Tag_Product = $slot.Tags.product
                    $resourceCheck.Tag_Environment = $slot.Tags.environment
                    $resourceCheck.Tag_Data = $slot.Tags.data
                    $resourceCheck.Tag_CreatedOnDate = $slot.Tags.CreatedOnDate
                    $resourceCheck.Tag_Deployment = $slot.Tags.drp_deployment
                    $resourceCheck.Prop_HttpsOnly = $slot.HttpsOnly
                    $resourceCheck.Prop_PhpVersion = $slot.SiteConfig.PhpVersion
                    $resourceCheck.Prop_RemoteDebuggingEnabled = $slot.SiteConfig.RemoteDebuggingEnabled
                    $resourceCheck.Prop_MinTlsVersion = $slot.SiteConfig.MinTlsVersion
                    $resourceCheck.Prop_FtpsState = $slot.SiteConfig.FtpsState
                    $resourceCheck.Prop_Http20Enabled = $slot.SiteConfig.Http20Enabled
                    $resourceCheck.Prop_Identity = $slot.Identity.Type
        
                    $resourceCheck.LastDeployDate = GetDeployment -siteName $webApp.Name -resourceGroupName $group.ResourceGroupName -subscriptionId $subscriptionId -slotName $slotName

                    $Result += $resourceCheck
                }
            }
        }
        $Result | Export-Csv -Path $fileName -Append -NoTypeInformation
    }
}

Write-Host "======================================================================================================================================================================"
Write-Host "Done."