diff --git a/Services/server/src/controllers/storageController.ts b/Services/server/src/controllers/storageController.ts
index d19ff6c..7abf1d0 100644
--- a/Services/server/src/controllers/storageController.ts
+++ b/Services/server/src/controllers/storageController.ts
@@ -114,7 +114,25 @@ interface DownloadFileBody {
   file: string;
 }
 
-async function listFolder(path: string[], hidden: boolean = false) {
+async function folderSize(path: string[]) {
+  const size = await new Promise<number>((resolve, reject) => {
+    const stream = minioClient.listObjectsV2(
+      DEFAULT_BUCKET,
+      path.length === 0 ? "" : path.join("/") + "/",
+      true,
+    );
+    let total: number = 0;
+
+    stream.on("data", (v) => {
+      if (v && v.size) total += v.size;
+    });
+    stream.on("end", () => resolve(total));
+    stream.on("error", () => reject(new Error("เกิดข้อผิดพลาดกับระบบจัดการไฟล์")));
+  });
+  return size;
+}
+
+async function listFolder(path: string[]) {
   const list = await new Promise<{ pathname: string; name: string }[]>((resolve, reject) => {
     const item: { pathname: string; name: string }[] = [];
 
@@ -379,6 +397,13 @@ export class StorageController extends Controller {
     return this.setStatus(HttpStatusCode.NO_CONTENT);
   }
 
+  @Post("folder/size")
+  @Tags("Storage Folder")
+  @Security("bearerAuth", ["management-role", "admin"])
+  public async folderSize(@Body() body: FolderBody) {
+    return { size: await folderSize([...body.path, body.name]) };
+  }
+
   /**
    * ลบ Folder ออกจากระบบ
    */
diff --git a/Services/server/src/routes.ts b/Services/server/src/routes.ts
index 7471773..03fad76 100644
--- a/Services/server/src/routes.ts
+++ b/Services/server/src/routes.ts
@@ -824,6 +824,32 @@ export function RegisterRoutes(app: Router) {
             }
         });
         // WARNING: This file was auto-generated with tsoa. Please do not modify it. Re-run tsoa to re-generate this file: https://github.com/lukeautry/tsoa
+        app.post('/storage/folder/size',
+            authenticateMiddleware([{"bearerAuth":["management-role","admin"]}]),
+            ...(fetchMiddlewares<RequestHandler>(StorageController)),
+            ...(fetchMiddlewares<RequestHandler>(StorageController.prototype.folderSize)),
+
+            function StorageController_folderSize(request: any, response: any, next: any) {
+            const args = {
+                    body: {"in":"body","name":"body","required":true,"ref":"FolderBody"},
+            };
+
+            // WARNING: This file was auto-generated with tsoa. Please do not modify it. Re-run tsoa to re-generate this file: https://github.com/lukeautry/tsoa
+
+            let validatedArgs: any[] = [];
+            try {
+                validatedArgs = getValidatedArgs(args, request, response);
+
+                const controller = new StorageController();
+
+
+              const promise = controller.folderSize.apply(controller, validatedArgs as any);
+              promiseHandler(controller, promise, response, undefined, next);
+            } catch (err) {
+                return next(err);
+            }
+        });
+        // WARNING: This file was auto-generated with tsoa. Please do not modify it. Re-run tsoa to re-generate this file: https://github.com/lukeautry/tsoa
         app.delete('/storage/folder',
             authenticateMiddleware([{"bearerAuth":["management-role","admin"]}]),
             ...(fetchMiddlewares<RequestHandler>(StorageController)),
diff --git a/Services/server/src/swagger.json b/Services/server/src/swagger.json
index e077aef..d6ab43e 100644
--- a/Services/server/src/swagger.json
+++ b/Services/server/src/swagger.json
@@ -2197,6 +2197,54 @@
 				}
 			}
 		},
+		"/storage/folder/size": {
+			"post": {
+				"operationId": "FolderSize",
+				"responses": {
+					"200": {
+						"description": "Ok",
+						"content": {
+							"application/json": {
+								"schema": {
+									"properties": {
+										"size": {
+											"type": "number",
+											"format": "double"
+										}
+									},
+									"required": [
+										"size"
+									],
+									"type": "object"
+								}
+							}
+						}
+					}
+				},
+				"tags": [
+					"Storage Folder"
+				],
+				"security": [
+					{
+						"bearerAuth": [
+							"management-role",
+							"admin"
+						]
+					}
+				],
+				"parameters": [],
+				"requestBody": {
+					"required": true,
+					"content": {
+						"application/json": {
+							"schema": {
+								"$ref": "#/components/schemas/FolderBody"
+							}
+						}
+					}
+				}
+			}
+		},
 		"/storage/file": {
 			"post": {
 				"operationId": "PostFile",