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import { collections } from "$lib/server/database";
import type { Assistant } from "$lib/types/Assistant";
import type { User } from "$lib/types/User";
import { generateQueryTokens } from "$lib/utils/searchTokens.js";
import type { Filter } from "mongodb";
import { env } from "$env/dynamic/private";
const NUM_PER_PAGE = 24;
export async function GET({ url, locals }) {
const modelId = url.searchParams.get("modelId");
const pageIndex = parseInt(url.searchParams.get("p") ?? "0");
const username = url.searchParams.get("user");
const query = url.searchParams.get("q")?.trim() ?? null;
const createdByCurrentUser = locals.user?.username && locals.user.username === username;
let user: Pick<User, "_id"> | null = null;
if (username) {
user = await collections.users.findOne<Pick<User, "_id">>(
{ username },
{ projection: { _id: 1 } }
);
if (!user) {
return Response.json({ message: `User "${username}" doesn't exist` }, { status: 404 });
}
}
// if there is no user, we show community assistants, so only show featured assistants
const shouldBeFeatured =
env.REQUIRE_FEATURED_ASSISTANTS === "true" && !user ? { featured: true } : {};
// if the user queried is not the current user, only show "public" assistants that have been shared before
const shouldHaveBeenShared =
env.REQUIRE_FEATURED_ASSISTANTS === "true" && !createdByCurrentUser
? { userCount: { $gt: 1 } }
: {};
// fetch the top assistants sorted by user count from biggest to smallest, filter out all assistants with only 1 users. filter by model too if modelId is provided
const filter: Filter<Assistant> = {
...(modelId && { modelId }),
...(user && { createdById: user._id }),
...(query && { searchTokens: { $all: generateQueryTokens(query) } }),
...shouldBeFeatured,
...shouldHaveBeenShared,
};
const assistants = await collections.assistants
.find(filter)
.skip(NUM_PER_PAGE * pageIndex)
.sort({ userCount: -1 })
.limit(NUM_PER_PAGE)
.toArray();
const numTotalItems = await collections.assistants.countDocuments(filter);
return Response.json({
assistants,
selectedModel: modelId ?? "",
numTotalItems,
numItemsPerPage: NUM_PER_PAGE,
query,
});
}
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