#2

testTaskGate.ps1

@@ -213,29 +213,42 @@ function Handle-FetchSites {
         $body = (New-Object IO.StreamReader $Context.Request.InputStream).ReadToEnd()
         $pw   = (ConvertFrom-Json $body).password
 
+        # Securely get Datto API credentials
         $creds = Get-DattoApiCredentials -Password $pw
+
         if (-not $creds) {
-            Write-LogHybrid "Credential fetch failed." "Error"
+            Write-LogHybrid "Failed to fetch credentials." "Error" "Server"
-            $Context.Response.StatusCode = 403
+            $Context.Response.StatusCode = 500
-            Respond-JSON $Context @()
+            $Context.Response.OutputStream.Write([Text.Encoding]::UTF8.GetBytes("[]"), 0, 2)
             return
         }
 
+        # Fetch the site list using the helper
         $sites = Install-DattoRMM-Helper `
-                    -ApiUrl       $creds.ApiUrl `
+                  -ApiUrl $creds.ApiUrl `
-                    -ApiKey       $creds.ApiKey `
+                  -ApiKey $creds.ApiKey `
-                    -ApiSecretKey $creds.ApiSecretKey `
+                  -ApiSecretKey $creds.ApiSecretKey `
-                    -FetchSitesOnly
+                  -FetchSitesOnly
 
         if (-not $sites) {
             $Context.Response.StatusCode = 500
-            $sites = @()
+            $Context.Response.OutputStream.Write([Text.Encoding]::UTF8.GetBytes("[]"), 0, 2)
+            return
         }
 
-        Respond-JSON $Context $sites
+        # Serialize and respond
+        $json  = $sites | ConvertTo-Json -Depth 2
+        $bytes = [Text.Encoding]::UTF8.GetBytes($json)
+        $Context.Response.ContentType = "application/json"
+        $Context.Response.ContentLength64 = $bytes.Length
+        $Context.Response.OutputStream.Write($bytes, 0, $bytes.Length)
+
     } catch {
+        Write-LogHybrid "Handle-FetchSites failed: $($_.Exception.Message)" "Error" "Server"
         $Context.Response.StatusCode = 500
-        Respond-JSON $Context @()
+        $Context.Response.OutputStream.Write([Text.Encoding]::UTF8.GetBytes("[]"), 0, 2)
+    } finally {
+        $Context.Response.OutputStream.Close()
     }
 }