upload image option (#64)

apps/web/src/server/service/storage-service.ts

@@ -0,0 +1,63 @@
+import { S3Client, PutObjectCommand } from "@aws-sdk/client-s3";
+import { getSignedUrl } from "@aws-sdk/s3-request-presigner";
+import { env } from "~/env";
+
+let S3: S3Client | null = null;
+export const DEFAULT_BUCKET = "unsend";
+
+export const isStorageConfigured = () =>
+  !!(
+    env.S3_COMPATIBLE_ACCESS_KEY &&
+    env.S3_COMPATIBLE_API_URL &&
+    env.S3_COMPATIBLE_PUBLIC_URL &&
+    env.S3_COMPATIBLE_SECRET_KEY
+  );
+
+const getClient = () => {
+  if (
+    !S3 &&
+    env.S3_COMPATIBLE_ACCESS_KEY &&
+    env.S3_COMPATIBLE_API_URL &&
+    env.S3_COMPATIBLE_PUBLIC_URL &&
+    env.S3_COMPATIBLE_SECRET_KEY
+  ) {
+    S3 = new S3Client({
+      region: "auto",
+      endpoint: env.S3_COMPATIBLE_API_URL,
+      credentials: {
+        accessKeyId: env.S3_COMPATIBLE_ACCESS_KEY,
+        secretAccessKey: env.S3_COMPATIBLE_SECRET_KEY,
+      },
+      forcePathStyle: true, // needed for minio
+    });
+  }
+
+  return S3;
+};
+
+export const getDocumentUploadUrl = async (
+  key: string,
+  fileType: string,
+  bucket: string = DEFAULT_BUCKET
+) => {
+  const s3Client = getClient();
+
+  if (!s3Client) {
+    throw new Error("R2 is not configured");
+  }
+
+  const url = await getSignedUrl(
+    s3Client,
+    new PutObjectCommand({
+      Bucket: bucket,
+      Key: key,
+      ContentType: fileType,
+    }),
+    {
+      expiresIn: 3600,
+      signableHeaders: new Set(["content-type"]),
+    }
+  );
+
+  return url;
+};