added update image route

src/minio.ts

@@ -0,0 +1,40 @@
+import * as minio from "minio";
+import { Config } from "./config";
+
+export function createClient() {
+  const mc = new minio.Client({
+    endPoint: Config.minioEndpoint,
+    useSSL: Config.minioSSL,
+    port: Config.minioPort,
+    accessKey: Config.minioAccessKey,
+    secretKey: Config.minioSecretKey,
+  });
+
+  return mc;
+}
+
+export async function createUploadImageUrl(
+  mc: minio.Client,
+  objectName: string,
+  contentType: string
+) {
+  let policy = mc.newPostPolicy();
+  policy.setKey(objectName);
+  policy.setBucket(Config.bucketName);
+  let expires = new Date();
+  expires.setSeconds(30 * 60);
+  policy.setExpires(expires);
+  policy.setContentType(contentType);
+  policy.setContentDisposition(`attachment; filename="${objectName}"`);
+  policy.setContentLengthRange(1, 3 * 1024 * 1024);
+  let rs = await mc.presignedPostPolicy(policy);
+  return rs;
+}
+
+export async function createBucket(mc: minio.Client) {
+  if (!(await mc.bucketExists(Config.bucketName))) {
+    await mc.makeBucket(Config.bucketName);
+  } else {
+    console.log("Bucket already exists");
+  }
+}