Merge pull request #30 from bgelens/patch-1

Update Get-AzDelegatedSubscription.ps1

Azure-Delegated-Resource-Management/tools/get-azdelegatedsubscription/Get-AzDelegatedSubscription.ps1

@@ -1,43 +1,28 @@
 function Get-AzDelegatedSubscription {
     [cmdletbinding()]
     param ()
-    begin {
-        # Getting Azure connection context for the signed in user
-        $currentContext = Get-AzContext
-        $token = $currentContext.TokenCache.ReadItems() | ? {$_.tenantid -eq $currentContext.Tenant.Id}
-    }
-    process {
-    # Getting Home Tenant Id
-    $getTenant = @{
-        Uri = "https://management.azure.com/tenants?api-version=2019-07-01"
-        Headers = @{
-            Authorization = "Bearer $($token.AccessToken)"
-            "Content-Type" = "application/json"
-        }
-        Method = "GET"
-    }
-    $tenant = Invoke-WebRequest @getTenant
-    $tenantContent = ConvertFrom-Json -InputObject $tenant.content
-    $tenantId = $tenantContent.value.id.Split('/')[2]
+
+    # Getting Azure connection context for the signed in user
+    $currentContext = Get-AzContext
+
+    # fetching new token
+    $azureRmProfile = [Microsoft.Azure.Commands.Common.Authentication.Abstractions.AzureRmProfileProvider]::Instance.Profile
+    $profileClient = [Microsoft.Azure.Commands.ResourceManager.Common.RMProfileClient]::new($azureRmProfile)
+    $token = $profileClient.AcquireAccessToken($currentContext.Subscription.TenantId)
 
     # Listing All Subscriptions to grab their tenantId's
     $listSubscriptions = @{
-        Uri = "https://management.azure.com/subscriptions?api-version=2019-07-01"
+        Uri = 'https://management.azure.com/subscriptions?api-version=2019-07-01'
         Headers = @{
             Authorization = "Bearer $($token.AccessToken)"
-            "Content-Type" = "application/json"
+            'Content-Type' = 'application/json'
         }
-        Method = "GET"
-    }
-    $list = Invoke-WebRequest @listSubscriptions    
-    $output = ConvertFrom-Json -InputObject $list.Content
+        Method = 'GET'
     }
+    $list = Invoke-RestMethod @listSubscriptions
 
-    end {
     # Filtering the output to only show the delegated subscriptions
     Write-Host "Preparing list of delegated subscriptions..."
-    $delegatedSubsValue = $output.value
-    $delegatedSubs = $delegatedSubsValue | where-object {$_.tenantId -notmatch $tenantid}
-    $delegatedSubs
- }
-}
+    $delegatedSubsValue = $list.value
+    $delegatedSubsValue | Where-Object -FilterScript { $_.tenantId -ne $token.TenantId }
+}