Datasets:
File size: 2,201 Bytes
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import type { Migration } from ".";
import { collections } from "$lib/server/database";
import { ObjectId, type WithId } from "mongodb";
import type { Conversation } from "$lib/types/Conversation";
import {
MessageUpdateType,
MessageWebSearchUpdateType,
type MessageUpdate,
} from "$lib/types/MessageUpdate";
import type { Message } from "$lib/types/Message";
import { logger } from "$lib/server/logger";
// -----------
/** Converts the old message update to the new schema */
function convertMessageUpdate(message: Message, update: MessageUpdate): MessageUpdate | null {
try {
// trim final websearch update, and sources update
if (update.type === "webSearch") {
if (update.subtype === MessageWebSearchUpdateType.Sources) {
return {
type: MessageUpdateType.WebSearch,
subtype: MessageWebSearchUpdateType.Sources,
message: update.message,
sources: update.sources.map(({ link, title }) => ({ link, title })),
};
} else if (update.subtype === MessageWebSearchUpdateType.Finished) {
return {
type: MessageUpdateType.WebSearch,
subtype: MessageWebSearchUpdateType.Finished,
};
}
}
return update;
} catch (error) {
logger.error(error, "Error converting message update during migration. Skipping it..");
return null;
}
}
const trimMessageUpdates: Migration = {
_id: new ObjectId("000000000000000000000006"),
name: "Trim message updates to reduce stored size",
up: async () => {
const allConversations = collections.conversations.find({});
let conversation: WithId<Pick<Conversation, "messages">> | null = null;
while ((conversation = await allConversations.tryNext())) {
const messages = conversation.messages.map((message) => {
// Convert all of the existing updates to the new schema
const updates = message.updates
?.map((update) => convertMessageUpdate(message, update))
.filter((update): update is MessageUpdate => Boolean(update));
return { ...message, updates };
});
// Set the new messages array
await collections.conversations.updateOne({ _id: conversation._id }, { $set: { messages } });
}
return true;
},
runEveryTime: false,
};
export default trimMessageUpdates;
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