feat: better handle openai errors, add error message to message

src/lib/apis/streaming/index.ts

@@ -6,6 +6,8 @@ type TextStreamUpdate = {
 	value: string;
 	// eslint-disable-next-line @typescript-eslint/no-explicit-any
 	citations?: any;
+	// eslint-disable-next-line @typescript-eslint/no-explicit-any
+	error?: any;
 };
 
 // createOpenAITextStream takes a responseBody with a SSE response,
@@ -47,6 +49,11 @@ async function* openAIStreamToIterator(
 			const parsedData = JSON.parse(data);
 			console.log(parsedData);
 
+			if (parsedData.error) {
+				yield { done: true, value: '', error: parsedData.error };
+				break;
+			}
+
 			if (parsedData.citations) {
 				yield { done: false, value: '', citations: parsedData.citations };
 				continue;

src/routes/(app)/+page.svelte

@@ -557,6 +557,7 @@
 
 		scrollToBottom();
 
+		try {
 			const [res, controller] = await generateOpenAIChatCompletion(
 				localStorage.token,
 				{
@@ -597,13 +598,15 @@
 								  }
 								: {
 										content:
-										arr.length - 1 !== idx ? message.content : message?.raContent ?? message.content
+											arr.length - 1 !== idx
+												? message.content
+												: message?.raContent ?? message.content
 								  })
 						})),
 					seed: $settings?.options?.seed ?? undefined,
 					stop:
 						$settings?.options?.stop ?? undefined
-						? $settings?.options?.stop.map((str) =>
+							? $settings.options.stop.map((str) =>
 									decodeURIComponent(JSON.parse('"' + str.replace(/\"/g, '\\"') + '"'))
 							  )
 							: undefined,
@@ -629,7 +632,11 @@
 				const textStream = await createOpenAITextStream(res.body, $settings.splitLargeChunks);
 
 				for await (const update of textStream) {
-				const { value, done, citations } = update;
+					const { value, done, citations, error } = update;
+					if (error) {
+						await handleOpenAIError(error, null, model, responseMessage);
+						break;
+					}
 					if (done || stopResponseFlag || _chatId !== $chatId) {
 						responseMessage.done = true;
 						messages = messages;
@@ -684,39 +691,12 @@
 					}
 				}
 			} else {
-			if (res !== null) {
-				const error = await res.json();
-				console.log(error);
-				if ('detail' in error) {
-					toast.error(error.detail);
-					responseMessage.content = error.detail;
-				} else {
-					if ('message' in error.error) {
-						toast.error(error.error.message);
-						responseMessage.content = error.error.message;
-					} else {
-						toast.error(error.error);
-						responseMessage.content = error.error;
-					}
+				await handleOpenAIError(null, res, model, responseMessage);
 			}
-			} else {
-				toast.error(
-					$i18n.t(`Uh-oh! There was an issue connecting to {{provider}}.`, {
-						provider: model.name ?? model.id
-					})
-				);
-				responseMessage.content = $i18n.t(`Uh-oh! There was an issue connecting to {{provider}}.`, {
-					provider: model.name ?? model.id
-				});
+		} catch (error) {
+			await handleOpenAIError(error, null, model, responseMessage);
 		}
-
-			responseMessage.error = true;
-			responseMessage.content = $i18n.t(`Uh-oh! There was an issue connecting to {{provider}}.`, {
-				provider: model.name ?? model.id
-			});
-			responseMessage.done = true;
 		messages = messages;
-		}
 
 		stopResponseFlag = false;
 		await tick();
@@ -733,6 +713,44 @@
 		}
 	};
 
+	const handleOpenAIError = async (error, res: Response | null, model, responseMessage) => {
+		let errorMessage = '';
+		let innerError;
+
+		if (error) {
+			innerError = error;
+		} else if (res !== null) {
+			innerError = await res.json();
+		}
+		console.error(innerError);
+		if ('detail' in innerError) {
+			toast.error(innerError.detail);
+			errorMessage = innerError.detail;
+		} else if ('error' in innerError) {
+			if ('message' in innerError.error) {
+				toast.error(innerError.error.message);
+				errorMessage = innerError.error.message;
+			} else {
+				toast.error(innerError.error);
+				errorMessage = innerError.error;
+			}
+		} else if ('message' in innerError) {
+			toast.error(innerError.message);
+			errorMessage = innerError.message;
+		}
+
+		responseMessage.error = true;
+		responseMessage.content =
+			$i18n.t(`Uh-oh! There was an issue connecting to {{provider}}.`, {
+				provider: model.name ?? model.id
+			}) +
+			'\n' +
+			errorMessage;
+		responseMessage.done = true;
+
+		messages = messages;
+	};
+
 	const stopResponse = () => {
 		stopResponseFlag = true;
 		console.log('stopResponse');

src/routes/(app)/c/[id]/+page.svelte

@@ -561,6 +561,7 @@
 
 		scrollToBottom();
 
+		try {
 			const [res, controller] = await generateOpenAIChatCompletion(
 				localStorage.token,
 				{
@@ -601,7 +602,9 @@
 								  }
 								: {
 										content:
-										arr.length - 1 !== idx ? message.content : message?.raContent ?? message.content
+											arr.length - 1 !== idx
+												? message.content
+												: message?.raContent ?? message.content
 								  })
 						})),
 					seed: $settings?.options?.seed ?? undefined,
@@ -633,7 +636,11 @@
 				const textStream = await createOpenAITextStream(res.body, $settings.splitLargeChunks);
 
 				for await (const update of textStream) {
-				const { value, done, citations } = update;
+					const { value, done, citations, error } = update;
+					if (error) {
+						await handleOpenAIError(error, null, model, responseMessage);
+						break;
+					}
 					if (done || stopResponseFlag || _chatId !== $chatId) {
 						responseMessage.done = true;
 						messages = messages;
@@ -688,38 +695,10 @@
 					}
 				}
 			} else {
-			if (res !== null) {
-				const error = await res.json();
-				console.log(error);
-				if ('detail' in error) {
-					toast.error(error.detail);
-					responseMessage.content = error.detail;
-				} else {
-					if ('message' in error.error) {
-						toast.error(error.error.message);
-						responseMessage.content = error.error.message;
-					} else {
-						toast.error(error.error);
-						responseMessage.content = error.error;
-					}
-				}
-			} else {
-				toast.error(
-					$i18n.t(`Uh-oh! There was an issue connecting to {{provider}}.`, {
-						provider: model.name ?? model.id
-					})
-				);
-				responseMessage.content = $i18n.t(`Uh-oh! There was an issue connecting to {{provider}}.`, {
-					provider: model.name ?? model.id
-				});
+				await handleOpenAIError(null, res, model, responseMessage);
 			}
-
-			responseMessage.error = true;
-			responseMessage.content = $i18n.t(`Uh-oh! There was an issue connecting to {{provider}}.`, {
-				provider: model.name ?? model.id
-			});
-			responseMessage.done = true;
-			messages = messages;
+		} catch (error) {
+			await handleOpenAIError(error, null, model, responseMessage);
 		}
 
 		stopResponseFlag = false;
@@ -737,6 +716,44 @@
 		}
 	};
 
+	const handleOpenAIError = async (error, res: Response | null, model, responseMessage) => {
+		let errorMessage = '';
+		let innerError;
+
+		if (error) {
+			innerError = error;
+		} else if (res !== null) {
+			innerError = await res.json();
+		}
+		console.error(innerError);
+		if ('detail' in innerError) {
+			toast.error(innerError.detail);
+			errorMessage = innerError.detail;
+		} else if ('error' in innerError) {
+			if ('message' in innerError.error) {
+				toast.error(innerError.error.message);
+				errorMessage = innerError.error.message;
+			} else {
+				toast.error(innerError.error);
+				errorMessage = innerError.error;
+			}
+		} else if ('message' in innerError) {
+			toast.error(innerError.message);
+			errorMessage = innerError.message;
+		}
+
+		responseMessage.error = true;
+		responseMessage.content =
+			$i18n.t(`Uh-oh! There was an issue connecting to {{provider}}.`, {
+				provider: model.name ?? model.id
+			}) +
+			'\n' +
+			errorMessage;
+		responseMessage.done = true;
+
+		messages = messages;
+	};
+
 	const stopResponse = () => {
 		stopResponseFlag = true;
 		console.log('stopResponse');