Files
voyage/src/routes/api/upload/+server.ts
2024-06-14 11:04:43 +00:00

129 lines
3.4 KiB
TypeScript

// src/routes/api/upload.js
import { db } from "$lib/db/db.server";
import { imagesTable } from "$lib/db/schema";
import { deleteObject, ensureBucketExists, uploadObject } from "$lib/server/s3";
import type { RequestEvent } from "@sveltejs/kit";
import { generateId } from "lucia";
/**
* Handles the POST request for uploading a file to S3 storage.
*
* @param event - The request event object.
* @returns A promise that resolves to a response object.
*/
export async function POST(event: RequestEvent): Promise<Response> {
try {
if (!event.locals.user) {
return new Response(JSON.stringify({ error: "Unauthorized" }), {
status: 401,
headers: {
"Content-Type": "application/json",
},
});
}
const contentType = event.request.headers.get("content-type") ?? "";
const fileExtension = contentType.split("/").pop();
const fileName = `${generateId(75)}.${fileExtension}`;
const bucket = event.request.headers.get("bucket") as string;
const type = event.request.headers.get("type") as string | null;
if (!fileExtension || !fileName) {
return new Response(JSON.stringify({ error: "Invalid file type" }), {
status: 400,
headers: {
"Content-Type": "application/json",
},
});
}
if (!bucket) {
return new Response(
JSON.stringify({ error: "Bucket name is required" }),
{
status: 400,
headers: {
"Content-Type": "application/json",
},
}
);
}
if (!contentType.startsWith("image")) {
return new Response(JSON.stringify({ error: "Invalid file type" }), {
status: 400,
headers: {
"Content-Type": "application/json",
},
});
}
const fileBuffer = await event.request.arrayBuffer();
const metaData = {
"Content-Type": contentType,
};
const allowedBuckets = ["backgrounds", "profile-pics"];
if (!allowedBuckets.includes(bucket)) {
return new Response(JSON.stringify({ error: "Invalid bucket name" }), {
status: 400,
headers: {
"Content-Type": "application/json",
},
});
}
// Admin only for backgrounds
if (
bucket === "backgrounds" &&
type == "background" &&
event.locals.user.role !== "admin"
) {
return new Response(JSON.stringify({ error: "Unauthorized" }), {
status: 401,
headers: {
"Content-Type": "application/json",
},
});
}
await ensureBucketExists(bucket);
if (
event.locals.user?.icon &&
bucket === "profile-pics" &&
type === "profile-pic"
) {
const key: string = event.locals.user.icon.split("/").pop() as string;
await deleteObject(bucket, key);
}
const objectUrl = await uploadObject(
bucket,
fileName,
Buffer.from(fileBuffer)
);
const newKey = objectUrl.split("/").pop() as string;
console.log(`File uploaded to ${objectUrl}`);
return new Response(JSON.stringify({ objectUrl, key: newKey }), {
status: 200,
headers: {
"Content-Type": "application/json",
},
});
} catch (error) {
console.error(error);
return new Response(JSON.stringify({ error: "Error occured" }), {
status: 500,
headers: {
"Content-Type": "application/json",
},
});
}
}