Improve error handling in Invoke-OAIBeta to display OpenAI API error responses

PSAI.psd1

@@ -1,6 +1,6 @@
 @{
     RootModule        = 'PSAI.psm1'
-    ModuleVersion     = '0.4.9'
+    ModuleVersion     = '0.4.10'
     GUID              = '68662d19-a8f1-484f-b1b7-3bf0e8a436df'
     Author            = 'Douglas Finke'
     CompanyName       = 'Doug Finke'

Private/Invoke-OAIBeta.ps1

@@ -118,22 +118,53 @@ function Invoke-OAIBeta {
         Invoke-RestMethod @params
     } 
     catch {
+        $targetError = $null
+        $message = $null
+
         if ($Provider -eq 'OpenAI') {
-            $message = $_.ErrorDetails.Message
-            if (Test-JsonReplacement $message -ErrorAction SilentlyContinue) {            
-                $targetError = $message | ConvertFrom-Json
-                $targetError = $targetError.error.message
-            } 
+            if ($null -ne $_.ErrorDetails) {
+                $message = $_.ErrorDetails.Message
+            }
+
+            if ($null -ne $message -and (Test-JsonReplacement $message -ErrorAction SilentlyContinue)) {
+                try {
+                    $parsed = $message | ConvertFrom-Json
+                    $targetError = $parsed.error.message
+                }
+                catch {
+                    $targetError = "Failed to parse OpenAI error JSON: $message"
+                }
+            }
+            elseif ($null -ne $_.Exception.Response) {
+                try {
+                    $reader = New-Object System.IO.StreamReader($_.Exception.Response.GetResponseStream())
+                    $responseBody = $reader.ReadToEnd()
+
+                    if ($responseBody | Test-JsonReplacement -ErrorAction SilentlyContinue) {
+                        $json = $responseBody | ConvertFrom-Json
+                        $targetError = $json.error.message
+                    }
+                    else {
+                        $targetError = "Raw OpenAI response: $responseBody"
+                    }
+                }
+                catch {
+                    $targetError = "Unable to read HTTP error response: $_"
+                }
+            }
             else {
-                $targetError = "[{0}] - {1}" -f $Uri, $message
+                $fallbackMessage = if ($null -ne $message) { $message } else { $_.Exception.Message }
+                $targetError = "[{0}] - {1}" -f $Uri, $fallbackMessage
             }
         }
-
-        if ($Provider -eq 'AzureOpenAI') {
+        elseif ($Provider -eq 'AzureOpenAI') {
             $targetError = $_.Exception.Message
         }
-
-        # Write-Error $targetError
+        else {
+            $targetError = "Unhandled provider or unknown error: $($_.Exception.Message)"
+        }
+
+        Write-Error "OpenAI API call failed: $targetError"
         throw $targetError
-    }
+    }    
 }

changelog.md

@@ -1,3 +1,8 @@
+## v0.4.10
+
+- Big thank you to [Kenny White](https://github.com/whiteken)
+    - Added much needed message info for the user "You exceeded your current quota, please check your plan and billing details" 
+
 ## v0.4.9
 
 - Made  `Search-YouTube` and `Get-YouTubeTranscript` global functions