fix: openai response

Author: dubadub

src/providers/open_ai.rs

@@ -95,11 +95,28 @@ impl LlmProvider for OpenAIProvider {
             .send()
             .await?;
 
-        let response_body: Value = response.json().await?;
-        debug!("{:?}", response_body);
+        let status = response.status();
+        let response_text = response.text().await
+            .map_err(|e| format!("Failed to read response body (status {}): {}", status, e))?;
+        debug!("Raw response: {}", response_text);
+
+        let response_body: Value = serde_json::from_str(&response_text)
+            .map_err(|e| format!("Failed to parse JSON: {}. Raw response: {}", e, &response_text[..response_text.len().min(500)]))?;
+
+        // Check for API error response
+        if let Some(error) = response_body.get("error") {
+            let error_msg = error["message"]
+                .as_str()
+                .unwrap_or("Unknown API error");
+            return Err(format!("OpenAI API error: {}", error_msg).into());
+        }
+
         let cooklang_recipe = response_body["choices"][0]["message"]["content"]
             .as_str()
-            .ok_or("Failed to extract content from response")?
+            .ok_or_else(|| format!(
+                "Failed to extract content from response. Response: {}",
+                serde_json::to_string_pretty(&response_body).unwrap_or_else(|_| "unparseable".to_string())
+            ))?
             .to_string();
 
         Ok(cooklang_recipe)