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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | 1x 1x 4x 4x 3x 3x 1x 2x 2x 2x 2x 2x 2x 1x 2x 2x | import { response } from "libs/handler-lib";
import { APIGatewayEvent } from "aws-lambda";
import { S3Client, PutObjectCommand } from "@aws-sdk/client-s3";
import { getSignedUrl } from "@aws-sdk/s3-request-presigner";
import { v4 as uuidv4 } from "uuid";
import * as path from "node:path";
import { validateEnvVariable } from "shared-utils";
const s3 = new S3Client({
region: process.env.attachmentsBucketRegion,
});
export const handler = async (event: APIGatewayEvent) => {
try {
validateEnvVariable("attachmentsBucketName");
validateEnvVariable("attachmentsBucketRegion");
if (!event.body) {
return response({
statusCode: 400,
body: { message: "Event body required" },
});
}
const body = JSON.parse(event.body);
const bucket = process.env.attachmentsBucketName;
const fileName = body.fileName;
const extension = path.extname(fileName);
const key = `${uuidv4()}${extension}`; // ex: 123e4567-e89b-12d3-a456-426614174000.pdf
const url = await getSignedUrl(
s3,
new PutObjectCommand({
Bucket: bucket,
Key: key,
}),
{
expiresIn: 60,
},
);
return response<unknown>({
statusCode: 200,
body: { url, bucket, key },
});
} catch (error) {
console.error({ error });
return response({
statusCode: 500,
body: { message: "Internal server error" },
});
}
};
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