diff --git a/src/client/web/src/components/browser.tsx b/src/client/web/src/components/browser.tsx
index 05aeb06..e9c7319 100644
--- a/src/client/web/src/components/browser.tsx
+++ b/src/client/web/src/components/browser.tsx
@@ -16,8 +16,6 @@ import {
 import { Up } from "../worker/upload_mgr";
 import { UploadEntry } from "../worker/interface";
 
-export const uploadCheckCycle = 1000;
-
 export interface Item {
   name: string;
   size: number;
@@ -28,8 +26,10 @@ export interface Item {
 
 export interface Props {
   dirPath: List<string>;
+  isSharing: boolean;
   items: List<MetadataResp>;
   uploadings: List<UploadInfo>;
+  sharings: List<string>;
 
   uploadFiles: List<File>;
   uploadValue: string;
@@ -191,6 +191,12 @@ export class Browser extends React.Component<Props, State, {}> {
 
     updater()
       .setItems(dirPath)
+      .then(() => {
+        updater().listSharings();
+      })
+      .then(() => {
+        updater().setSharing(dirPath.join("/"));
+      })
       .then(() => {
         this.update(updater().setBrowser);
       });
@@ -235,6 +241,40 @@ export class Browser extends React.Component<Props, State, {}> {
     });
   };
 
+  addSharing = () => {
+    updater()
+      .addSharing()
+      .then((ok) => {
+        if (!ok) {
+          alert("failed to enable sharing");
+        } else {
+          this.listSharings();
+        }
+      });
+  };
+
+  deleteSharing = (dirPath: string) => {
+    updater()
+      .deleteSharing(dirPath)
+      .then((ok) => {
+        if (!ok) {
+          alert("failed to disable sharing");
+        } else {
+          this.listSharings();
+        }
+      });
+  };
+
+  listSharings = () => {
+    updater()
+      .listSharings()
+      .then((ok) => {
+        if (ok) {
+          this.update(updater().setBrowser);
+        }
+      });
+  };
+
   render() {
     const breadcrumb = this.props.dirPath.map(
       (pathPart: string, key: number) => {
@@ -308,10 +348,29 @@ export class Browser extends React.Component<Props, State, {}> {
           <button
             type="button"
             onClick={() => this.moveHere()}
-            className="grey1-bg white-font margin-t-m margin-b-m"
+            className="grey1-bg white-font margin-t-m margin-b-m margin-r-m"
           >
             Paste
           </button>
+          {this.props.isSharing ? (
+            <button
+              type="button"
+              onClick={() => {
+                this.deleteSharing(this.props.dirPath.join("/"));
+              }}
+              className="red0-bg white-font margin-t-m margin-b-m"
+            >
+              Stop Sharing
+            </button>
+          ) : (
+            <button
+              type="button"
+              onClick={this.addSharing}
+              className="green0-bg white-font margin-t-m margin-b-m"
+            >
+              Share Folder
+            </button>
+          )}
         </div>
       </div>
     );
@@ -418,6 +477,24 @@ export class Browser extends React.Component<Props, State, {}> {
       );
     });
 
+    const sharingList = this.props.sharings.map((dirPath: string) => {
+      <div key={dirPath} className="flex-list-container">
+        <span className="flex-list-item-l">{dirPath}</span>
+        <span className="flex-list-item-r">
+          <button
+            onClick={() => {
+              this.deleteSharing(dirPath);
+            }}
+            className="grey1-bg white-font"
+          >
+            Delete
+          </button>
+        </span>
+      </div>;
+    });
+
+    console.log("browser", this.props.sharings, this.props.isSharing);
+
     return (
       <div>
         <div id="op-bar" className="op-bar">
@@ -432,7 +509,7 @@ export class Browser extends React.Component<Props, State, {}> {
                 backgroundColor: "rgba(0, 0, 0, 0.7)",
                 padding: "0.8rem 1rem",
                 fontWeight: "bold",
-                borderRadius: "0.5rem"
+                borderRadius: "0.5rem",
               }}
             >
               Location:
@@ -453,6 +530,19 @@ export class Browser extends React.Component<Props, State, {}> {
             </div>
           )}
 
+          {this.props.sharings.size === 0 ? null : (
+            <div className="container">
+              <div className="flex-list-container bold">
+                <span className="flex-list-item-l">
+                  <span className="dot black-bg"></span>
+                  <span>Uploading Files</span>
+                </span>
+                <span className="flex-list-item-r padding-r-m"></span>
+              </div>
+              {sharingList}
+            </div>
+          )}
+
           <div className="container">
             <div className="flex-list-container bold">
               <span className="flex-list-item-l">
diff --git a/src/client/web/src/components/browser.updater.ts b/src/client/web/src/components/browser.updater.ts
index 3cde045..ea9176e 100644
--- a/src/client/web/src/components/browser.updater.ts
+++ b/src/client/web/src/components/browser.updater.ts
@@ -25,21 +25,18 @@ export class Updater {
   }
 
   initUploads = () => {
-    this.props.uploadings.forEach(entry => {
+    this.props.uploadings.forEach((entry) => {
       Up().addStopped(entry.realFilePath, entry.uploaded, entry.size);
-    })
+    });
     // this.setUploadings(Up().list());
   };
 
   addUploads = (fileList: List<File>) => {
-    fileList.forEach(file => {
-      const filePath = getItemPath(
-        this.props.dirPath.join("/"),
-        file.name
-      );
+    fileList.forEach((file) => {
+      const filePath = getItemPath(this.props.dirPath.join("/"), file.name);
       // do not wait for the promise
       Up().add(file, filePath);
-    })
+    });
     this.setUploadings(Up().list());
   };
 
@@ -51,18 +48,42 @@ export class Updater {
 
   setUploadings = (infos: Map<string, UploadEntry>) => {
     this.props.uploadings = List<UploadInfo>(
-      infos.valueSeq().map(
-        (v: UploadEntry): UploadInfo => {
-          return {
-            realFilePath: v.filePath,
-            size: v.size,
-            uploaded: v.uploaded,
-          };
-        }
-      )
+      infos.valueSeq().map((v: UploadEntry): UploadInfo => {
+        return {
+          realFilePath: v.filePath,
+          size: v.size,
+          uploaded: v.uploaded,
+        };
+      })
     );
   };
 
+  addSharing = async (): Promise<boolean> => {
+    const dirPath = this.props.dirPath.join("/");
+    const resp = await this.filesClient.addSharing(dirPath);
+    return resp.status === 200;
+  };
+
+  deleteSharing = async (dirPath: string): Promise<boolean> => {
+    const resp = await this.filesClient.addSharing(dirPath);
+    return resp.status === 200;
+  };
+
+  setSharing = async (dirPath: string): Promise<boolean> => {
+    const resp = await this.filesClient.isSharing(dirPath);
+    this.props.isSharing = resp.status === 200;
+    return resp.status === 200; // TODO: differentiate 404 and error
+  };
+
+  listSharings = async (): Promise<boolean> => {
+    const resp = await this.filesClient.listSharings();
+    this.props.sharings =
+      resp.status === 200
+        ? List<string>(resp.data.sharingDirs)
+        : this.props.sharings;
+    return resp.status === 200;
+  };
+
   refreshUploadings = async (): Promise<boolean> => {
     const luResp = await this.filesClient.listUploadings();
 
@@ -93,13 +114,11 @@ export class Updater {
       .filter((item) => {
         return selectedItems.has(item.name);
       })
-      .map(
-        async (selectedItem: MetadataResp): Promise<string> => {
-          const itemPath = getItemPath(dirParts.join("/"), selectedItem.name);
-          const resp = await this.filesClient.delete(itemPath);
-          return resp.status === 200 ? "" : selectedItem.name;
-        }
-      );
+      .map(async (selectedItem: MetadataResp): Promise<string> => {
+        const itemPath = getItemPath(dirParts.join("/"), selectedItem.name);
+        const resp = await this.filesClient.delete(itemPath);
+        return resp.status === 200 ? "" : selectedItem.name;
+      });
 
     const failedFiles = await Promise.all(delRequests);
     failedFiles.forEach((failedFile) => {
@@ -156,8 +175,13 @@ export class Updater {
   };
 
   setBrowser = (prevState: ICoreState): ICoreState => {
-    prevState.panel.browser = { ...prevState.panel, ...this.props };
-    return prevState;
+    return {
+      ...prevState,
+      panel: {
+        ...prevState.panel,
+        browser: { ...this.props }, // TODO: use spread
+      },
+    };
   };
 }
 
diff --git a/src/client/web/src/components/core_state.ts b/src/client/web/src/components/core_state.ts
index 24b0e78..9f917b0 100644
--- a/src/client/web/src/components/core_state.ts
+++ b/src/client/web/src/components/core_state.ts
@@ -56,6 +56,8 @@ export function initState(): ICoreState {
         isVertical: isVertical(),
         dirPath: List<string>(["."]),
         items: List<Item>([]),
+        sharings: List<string>([]),
+        isSharing: false,
         uploadings: List<UploadInfo>([]),
         uploadValue: "",
         uploadFiles: List<File>([]),
@@ -91,6 +93,8 @@ export function mockState(): ICoreState {
         isVertical: false,
         dirPath: List<string>(["."]),
         items: List<Item>([]),
+        sharings: List<string>([]),
+        isSharing: false,
         uploadings: List<UploadInfo>([]),
         uploadValue: "",
         uploadFiles: List<File>([]),
diff --git a/src/client/web/src/components/pane_admin.tsx b/src/client/web/src/components/pane_admin.tsx
index 8d88d0a..0587f43 100644
--- a/src/client/web/src/components/pane_admin.tsx
+++ b/src/client/web/src/components/pane_admin.tsx
@@ -377,7 +377,7 @@ export class AdminPane extends React.Component<Props, State, {}> {
   render() {
     const userList = this.props.users.valueSeq().map((user: User) => {
       return (
-        <div className="margin-t-m">
+        <div key={user.id} className="margin-t-m">
           <UserForm
             key={user.id}
             id={user.id}
diff --git a/src/client/web/src/components/pane_login.tsx b/src/client/web/src/components/pane_login.tsx
index 6bdfba0..1a2426b 100644
--- a/src/client/web/src/components/pane_login.tsx
+++ b/src/client/web/src/components/pane_login.tsx
@@ -139,6 +139,14 @@ export class AuthPane extends React.Component<Props, State, {}> {
       .then(() => {
         return BrowserUpdater().refreshUploadings();
       })
+      .then(() => {
+        return BrowserUpdater().setSharing(
+          BrowserUpdater().props.dirPath.join("/")
+        );
+      })
+      .then(() => {
+        return BrowserUpdater().listSharings();
+      })
       .then((_: boolean) => {
         this.update(BrowserUpdater().setBrowser);
       });
diff --git a/src/client/web/src/components/panes.tsx b/src/client/web/src/components/panes.tsx
index 07f378b..d9b1c6f 100644
--- a/src/client/web/src/components/panes.tsx
+++ b/src/client/web/src/components/panes.tsx
@@ -117,7 +117,6 @@ export class Updater {
   };
 
   static updateState = (prevState: ICoreState): ICoreState => {
-    console.log(prevState, Updater.props);
     return {
       ...prevState,
       panel: {
diff --git a/src/client/web/src/components/root_frame.tsx b/src/client/web/src/components/root_frame.tsx
index e15cc95..a61368e 100644
--- a/src/client/web/src/components/root_frame.tsx
+++ b/src/client/web/src/components/root_frame.tsx
@@ -43,6 +43,8 @@ export class RootFrame extends React.Component<Props, State, {}> {
 
   render() {
     const update = this.props.update;
+    console.log("rootframe", this.props.browser.isSharing);
+
     return (
       <div className="theme-white desktop">
         <div id="bg" className="bg bg-img font-m">
@@ -88,6 +90,8 @@ export class RootFrame extends React.Component<Props, State, {}> {
               dirPath={this.props.browser.dirPath}
               items={this.props.browser.items}
               uploadings={this.props.browser.uploadings}
+              sharings={this.props.browser.sharings}
+              isSharing={this.props.browser.isSharing}
               update={update}
               uploadFiles={this.props.browser.uploadFiles}
               uploadValue={this.props.browser.uploadValue}
diff --git a/src/client/web/src/components/state_mgr.tsx b/src/client/web/src/components/state_mgr.tsx
index 6fb1aa2..410c1c2 100644
--- a/src/client/web/src/components/state_mgr.tsx
+++ b/src/client/web/src/components/state_mgr.tsx
@@ -24,15 +24,13 @@ export class StateMgr extends React.Component<Props, State, {}> {
 
     LoginPaneUpdater.init(state.panel.authPane);
     LoginPaneUpdater.setClient(new UsersClient(""));
-    LoginPaneUpdater.getCaptchaID()
-      .then((ok: boolean) => {
-        if (!ok) {
-          alert("failed to get captcha id");
-        } else {
-          this.update(LoginPaneUpdater.setAuthPane);
-          console.log(LoginPaneUpdater)
-        }
-      });
+    LoginPaneUpdater.getCaptchaID().then((ok: boolean) => {
+      if (!ok) {
+        alert("failed to get captcha id");
+      } else {
+        this.update(LoginPaneUpdater.setAuthPane);
+      }
+    });
 
     BrowserUpdater()
       .setHomeItems()
@@ -42,28 +40,42 @@ export class StateMgr extends React.Component<Props, State, {}> {
       .then((_: boolean) => {
         BrowserUpdater().initUploads();
       })
+      .then(() => {
+        BrowserUpdater().setSharing(BrowserUpdater().props.dirPath.join("/"));
+      })
+      .then(() => {
+        BrowserUpdater().listSharings();
+      })
       .then(() => {
         this.update(BrowserUpdater().setBrowser);
+        console.log("0", this.state, BrowserUpdater().props);
       })
       .then(() => {
-        return PanesUpdater.self();
+        PanesUpdater.self();
+        console.log("1", this.state);
       })
       .then(() => {
-        return PanesUpdater.listRoles();
+        PanesUpdater.listRoles();
+        console.log("2", this.state);
       })
-      .then((_: boolean) => {
-        return PanesUpdater.listUsers();
+      .then(() => {
+        PanesUpdater.listUsers();
+        console.log("3", this.state);
       })
-      .then((_: boolean) => {
+      .then(() => {
         this.update(PanesUpdater.updateState);
+        console.log("final", this.state);
       });
   };
 
   update = (apply: (prevState: ICoreState) => ICoreState): void => {
     this.setState(apply(this.state));
+    console.log("core", this.state);
   };
 
   render() {
+    console.log("state_mgr", this.state.panel.browser.isSharing);
+
     return (
       <RootFrame
         authPane={this.state.panel.authPane}