import { S3Client, PutObjectCommand, DeleteObjectCommand } from "@aws-sdk/client-s3";
import { getSignedUrl } from "@aws-sdk/s3-request-presigner";

const bucket = process.env["STORAGE_BUCKET"] ?? "epicure-uploads";
const endpoint = process.env["STORAGE_ENDPOINT"] ?? "http://localhost:9000";
const publicUrl = process.env["STORAGE_PUBLIC_URL"] ?? "http://localhost:9000";

const s3 = new S3Client({
  region: process.env["STORAGE_REGION"] ?? "us-east-1",
  endpoint,
  forcePathStyle: true,
  credentials: {
    accessKeyId: process.env["STORAGE_ACCESS_KEY"] ?? "minioadmin",
    secretAccessKey: process.env["STORAGE_SECRET_KEY"] ?? "minioadmin",
  },
});

export async function createPresignedUploadUrl(key: string, contentType: string): Promise<string> {
  const command = new PutObjectCommand({ Bucket: bucket, Key: key, ContentType: contentType });
  return getSignedUrl(s3, command, { expiresIn: 300 });
}

export async function deleteObject(key: string): Promise<void> {
  await s3.send(new DeleteObjectCommand({ Bucket: bucket, Key: key }));
}

export function getPublicUrl(key: string): string {
  return `${publicUrl}/${bucket}/${key}`;
}