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

export const s3Client = new S3Client({
  region: "us-east-1",
  endpoint: process.env.MINIO_ENDPOINT || "http://localhost:9000",
  forcePathStyle: true, // Required for MinIO
  credentials: {
    accessKeyId: process.env.MINIO_ACCESS_KEY || "admin",
    secretAccessKey: process.env.MINIO_SECRET_KEY || "password123",
  },
});

export const BUCKET_NAME = process.env.MINIO_BUCKET_NAME || "portfolio";

/**
 * Uploads a file to MinIO and returns the public URL
 */
export async function uploadFileToMinio(file: File): Promise<string> {
  const bytes = await file.arrayBuffer();
  const buffer = Buffer.from(bytes);

  // Generate unique filename to prevent overwriting
  const uniqueName = `${Date.now()}-${file.name.replace(/[^a-zA-Z0-9.-]/g, "_")}`;

  await s3Client.send(
    new PutObjectCommand({
      Bucket: BUCKET_NAME,
      Key: uniqueName,
      Body: buffer,
      ContentType: file.type,
      // Setting ACL public-read ensures the frontend can display the image natively
      // NOTE: Ensure the MinIO bucket policy itself allows public read if ACL doesn't stick
      // ACL: "public-read",
    })
  );

  return `${process.env.MINIO_ENDPOINT}/${BUCKET_NAME}/${uniqueName}`;
}