Files
permit-api/src/file/file.controller.ts
2025-03-17 18:20:47 +05:30

141 lines
3.1 KiB
TypeScript

import { FastifyReply, FastifyRequest } from "fastify";
import { generateId } from "../utils/id";
import {
completeMultiPartUpload,
deleteFileS3,
getFileUrlS3,
getUploadUrl,
getUploadUrlMultiPart,
uploadFileS3,
} from "../utils/s3";
import { createFile, getFile } from "./file.service";
import { UploadMultiPartCompleteRequest } from "./file.schema";
export async function fileUploadHandler(
req: FastifyRequest,
res: FastifyReply
) {
const file = await req.file();
if (!file) return res.code(400).send({ error: "file not found in the body" });
try {
const chunks = [];
for await (const chunk of file.file) {
// @ts-ignore
chunks.push(Buffer.from(chunk));
}
const fileData = Buffer.concat(chunks);
const key = generateId();
await uploadFileS3(key, fileData);
const fileRec = await createFile(
key,
file.filename,
file.mimetype,
req.user.tenantId
);
return res.code(201).send(fileRec);
} catch (err) {
return err;
}
}
export async function fileUploadS3UrlHandler(
req: FastifyRequest,
res: FastifyReply
) {
try {
const key = generateId();
const signedUrl = await getUploadUrl(key);
return res.code(200).send({ key, signedUrl });
} catch (err) {
return err;
}
}
export async function fileUploadS3UrlMultiPartHandler(
req: FastifyRequest,
res: FastifyReply
) {
try {
const { fileSize } = req.query as { fileSize: number };
if (!fileSize || fileSize == 0)
return res.code(400).send({ error: "invalid fileSize" });
const key = generateId();
const multiPartRes = await getUploadUrlMultiPart(key, fileSize);
return res.code(200).send({ key, ...multiPartRes });
} catch (err) {
return err;
}
}
export async function finishMulitPartUploadHandler(
req: FastifyRequest,
res: FastifyReply
) {
const input = req.body as UploadMultiPartCompleteRequest;
try {
await completeMultiPartUpload(input.key, input.uploadId, input.parts);
return res.code(200).send();
} catch (err) {
return err;
}
}
export async function fileDownloadHandler(
req: FastifyRequest,
res: FastifyReply
) {
const { fileId } = req.params as { fileId: string };
const { direct } = req.query as { direct: boolean };
try {
let id: string;
let name: string | null;
if (!direct) {
const file = await getFile(fileId, req.user.tenantId);
if (file === null)
return res.code(404).send({ error: "resource not found" });
id = file.id;
name = file.name;
} else {
id = fileId;
name = null;
}
const signedUrl = await getFileUrlS3(id, name);
return res.code(200).send({ url: signedUrl });
} catch (err) {
return err;
}
}
export async function deleteFileHandler(
req: FastifyRequest,
res: FastifyReply
) {
const { fileId } = req.params as { fileId: string };
try {
const file = await getFile(fileId, req.user.tenantId);
if (file === null)
return res.code(404).send({ error: "resource not found" });
await deleteFileS3(file.pid);
await file.deleteOne();
return res.code(204).send();
} catch (err) {
return err;
}
}