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Patch Gemini/Google AI errors #977

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Merged
merged 1 commit into from
Mar 27, 2024
Merged

Patch Gemini/Google AI errors #977

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34 changes: 32 additions & 2 deletions server/utils/AiProviders/gemini/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -87,7 +87,7 @@ class GeminiLLM {
formatMessages(messages = []) {
// Gemini roles are either user || model.
// and all "content" is relabeled to "parts"
return messages
const allMessages = messages
.map((message) => {
if (message.role === "system")
return { role: "user", parts: message.content };
Expand All @@ -98,6 +98,16 @@ class GeminiLLM {
return null;
})
.filter((msg) => !!msg);

// Specifically, Google cannot have the last sent message be from a user with no assistant reply
// otherwise it will crash. So if the last item is from the user, it was not completed so pop it off
// the history.
if (
allMessages.length > 0 &&
allMessages[allMessages.length - 1].role === "user"
)
allMessages.pop();
return allMessages;
}

async sendChat(chatHistory = [], prompt, workspace = {}, rawHistory = []) {
Expand Down Expand Up @@ -210,7 +220,27 @@ class GeminiLLM {
response.on("close", handleAbort);

for await (const chunk of stream) {
fullText += chunk.text();
let chunkText;
try {
// Due to content sensitivity we cannot always get the function .text();
// https://cloud.google.com/vertex-ai/generative-ai/docs/multimodal/configure-safety-attributes#gemini-TASK-samples-nodejs
// and it is not possible to unblock or disable this safety protocol without being allowlisted by Google.
chunkText = chunk.text();
} catch (e) {
chunkText = e.message;
writeResponseChunk(response, {
uuid,
sources: [],
type: "abort",
textResponse: null,
close: true,
error: e.message,
});
resolve(e.message);
return;
}

fullText += chunkText;
writeResponseChunk(response, {
uuid,
sources: [],
Expand Down