Handle case where AI returns bare Ref

src/main/java/jasper/component/delta/Ai.java

@@ -152,10 +152,9 @@ You may only use public tags (starting with a lowercase letter or number) and yo
 			agent with your Ref as the prompt).
 			Include your response as the comment field of a Ref.
 			Do not add metadata to a response, that is generated by Jasper.
-			Only reply with pure JSON.
+			Only reply with valid JSON.
 			Do not include any text outside of the JSON Ref.
 			Your reply should always start with {"ref":[{
-			Only output valid JSON.
 		""";
 		var response = new Ref();
 		try {
@@ -197,14 +196,25 @@ You may only use public tags (starting with a lowercase letter or number) and yo
 		List<Ref> refArray = List.of(response);
 		Exception ex = null;
 		try {
-			var aiReply = objectMapper.readValue(response.getComment(), new TypeReference<AiReply>() {});
-			refArray = List.of(aiReply.ref);
+			var json = objectMapper.readValue(response.getComment(), JsonNode.class);
+			if (json.has("ref")) {
+				var aiReply = objectMapper.readValue(response.getComment(), new TypeReference<AiReply>() {});
+				refArray = List.of(aiReply.ref);
+			} else if (json.has("url")) {
+				// Returned bare Ref
+				var bareRef = objectMapper.readValue(response.getComment(), Ref.class);
+				refArray = List.of(bareRef);
+			} else {
+				logger.warn("Falling back: AI did not reply with expected format.");
+				logger.warn(response.getComment());
+				response.setTags(new ArrayList<>(List.of("plugin/debug", "ai", "+plugin/openai")));
+			}
 			refArray.get(0).setUrl(response.getUrl());
 			refArray.get(0).setPlugin("+plugin/openai", response.getPlugins().get("+plugin/openai"));
 		} catch (Exception e) {
 			logger.warn("Falling back: AI did not reply with JSON.");
 			logger.warn(response.getComment(), ex);
-			response.setTags(new ArrayList<>(List.of("plugin/debug", "ai", "+plugin/openai", "plugin/latex")));
+			response.setTags(new ArrayList<>(List.of("plugin/debug", "ai", "+plugin/openai")));
 		}
 		response = refArray.get(0);
 		var tags = new ArrayList<String>();