added animations to borrow-system

FrontendV2/package.json

@@ -12,6 +12,7 @@
   "dependencies": {
     "@chakra-ui/react": "^3.28.0",
     "@emotion/react": "^11.14.0",
+    "@lottiefiles/dotlottie-react": "^0.19.0",
     "@tailwindcss/vite": "^4.1.11",
     "@tanstack/react-query": "^5.90.5",
     "i18next": "^25.6.0",

FrontendV2/src/components/dotLottie.tsx

@@ -0,0 +1,28 @@
+import { DotLottieReact } from "@lottiefiles/dotlottie-react";
+
+export const unlockAnimation = () => {
+  return (
+    <DotLottieReact
+      src="https://lottie.host/f839baa1-9c64-44c4-9386-f0e4c87ab208/2Iw1m4k86d.lottie"
+      autoplay
+    />
+  );
+};
+
+export const approvalAnimation = () => {
+  return (
+    <DotLottieReact
+      src="https://lottie.host/b7257009-9e3f-43e2-8112-a176f4696e4c/iQxxqAVOGX.lottie"
+      autoplay
+    />
+  );
+};
+
+export const logoutAnimation = () => {
+  return (
+    <DotLottieReact
+      src="https://lottie.host/4975758c-de38-4d15-9f74-927709751d32/v8FtKpnD1y.lottie"
+      autoplay
+    />
+  );
+};

FrontendV2/src/pages/HomePage.tsx

@@ -18,6 +18,7 @@ import { borrowAbleItemsAtom } from "@/states/Atoms";
 import { createLoan } from "@/utils/Fetcher";
 import { Header } from "@/components/Header";
 import { useTranslation } from "react-i18next";
+import { approvalAnimation } from "@/components/dotLottie";
 
 export interface User {
   username: string;
@@ -27,6 +28,8 @@ export interface User {
 export const HomePage = () => {
   const { t } = useTranslation();
 
+  const [showAnimation, setShowAnimation] = useState(false);
+
   const [borrowableItems, setBorrowableItems] = useAtom(borrowAbleItemsAtom);
   const [startDate, setStartDate] = useState("");
   const [endDate, setEndDate] = useState("");
@@ -46,11 +49,26 @@ export const HomePage = () => {
     setSelectedItems((prevSelected) =>
       prevSelected.includes(itemId)
         ? prevSelected.filter((id) => id !== itemId)
-        : [...prevSelected, itemId]
+        : [...prevSelected, itemId],
     );
   };
 
+  const showApprovalAnimation = (seconds: number) => {
+    const milliseconds = seconds * 1000;
+
+    setShowAnimation(true);
+    window.setTimeout(() => {
+      setShowAnimation(false);
+    }, milliseconds);
+  };
+
   return (
+    <>
+      {showAnimation && (
+        <div className="fixed inset-0 z-9999 flex items-center justify-center pointer-events-none">
+          <div>{approvalAnimation()}</div>
+        </div>
+      )}
       <Container className="px-6 sm:px-8 pt-10">
         <Header />
         {isMsg && (
@@ -158,7 +176,7 @@ export const HomePage = () => {
                           maxLength={MAX_CHARACTERS}
                           onChange={(e) => {
                             setNote(
-                            e.currentTarget.value.slice(0, MAX_CHARACTERS)
+                              e.currentTarget.value.slice(0, MAX_CHARACTERS),
                             );
                           }}
                         />
@@ -178,16 +196,17 @@ export const HomePage = () => {
                       setMsgStatus("error");
                       setMsgTitle(response.title || t("error"));
                       setMsgDescription(
-                      response.description || t("unknown-error")
+                        response.description || t("unknown-error"),
                       );
                       setIsMsg(true);
                       return;
                     }
+                    showApprovalAnimation(3);
                     setMsgStatus("success");
                     setMsgTitle(t("success"));
                     setMsgDescription(t("loan-success"));
                     setIsMsg(true);
-                }
+                  },
                 )
               }
             >
@@ -196,5 +215,6 @@ export const HomePage = () => {
           )}
         </Stack>
       </Container>
+    </>
   );
 };

FrontendV2/src/pages/LoginPage.tsx

@@ -4,26 +4,47 @@ import { Button, Card, Field, Input, Stack } from "@chakra-ui/react";
 import { setIsLoggedInAtom, triggerLogoutAtom } from "@/states/Atoms";
 import { useAtom } from "jotai";
 import Cookies from "js-cookie";
-import { Navigate, useNavigate, useLocation } from "react-router-dom";
+import { useNavigate, useLocation } from "react-router-dom";
 import { PasswordInput } from "@/components/ui/password-input";
 import { useTranslation } from "react-i18next";
 import { API_BASE } from "@/config/api.config";
+import { unlockAnimation } from "@/components/dotLottie";
+import { logoutAnimation } from "@/components/dotLottie";
 
 export const LoginPage = () => {
   const { t } = useTranslation();
 
   const [isLoggedIn, setIsLoggedIn] = useAtom(setIsLoggedInAtom);
   const [triggerLogout, setTriggerLogout] = useAtom(triggerLogoutAtom);
+  const [showAnimation, setShowAnimation] = useState(false);
+  const [showLogout, setShowLogout] = useState(false);
   const navigate = useNavigate();
   const location = useLocation();
   const from = location.state?.from?.pathname || "/";
 
   useEffect(() => {
-    if (isLoggedIn) {
-      navigate(from, { replace: true });
-      window.location.reload(); // if deleted, the user context is not updated in time
+    if (triggerLogout) {
+      setShowLogout(true);
+      window.setTimeout(() => {
+        setShowLogout(false);
+      }, 4500);
     }
-  }, [isLoggedIn, navigate, from]);
+
+    if (!isLoggedIn) return;
+
+    // Existing sessions should redirect immediately, fresh logins wait for animation.
+    if (!showAnimation) {
+      navigate(from, { replace: true });
+      return;
+    }
+
+    const timeoutId = window.setTimeout(() => {
+      navigate(from, { replace: true });
+      window.location.reload(); // keeps user context in sync after login
+    }, 3000);
+
+    return () => window.clearTimeout(timeoutId);
+  }, [isLoggedIn, showAnimation, navigate, from]);
 
   const loginFnc = async (username: string, password: string) => {
     const response = await fetch(`${API_BASE}/api/users/login`, {
@@ -42,6 +63,8 @@ export const LoginPage = () => {
       };
     }
 
+    setShowAnimation(true);
+
     Cookies.set("token", data.token);
     setIsLoggedIn(true);
     return { success: true };
@@ -62,14 +85,22 @@ export const LoginPage = () => {
       return;
     }
     setTriggerLogout(false);
-    navigate(from, { replace: true });
   };
 
-  if (isLoggedIn) {
-    return <Navigate to={from} replace />;
-  }
-
   return (
+    <>
+      {showAnimation && (
+        <div className="fixed inset-0 z-9999 flex items-center justify-center pointer-events-none">
+          <div>{unlockAnimation()}</div>
+        </div>
+      )}
+
+      {showLogout && (
+        <div className="fixed inset-0 z-9999 flex items-center justify-center pointer-events-none">
+          <div>{logoutAnimation()}</div>
+        </div>
+      )}
+
       <div className="flex flex-1 items-center justify-center p-4">
         <form onSubmit={(e) => e.preventDefault()}>
           <Card.Root maxW="sm">
@@ -97,9 +128,17 @@ export const LoginPage = () => {
             </Card.Body>
             <Card.Footer justifyContent="flex-end">
               {isError && (
-              <MyAlert status="error" title={errorMsg} description={errorDsc} />
+                <MyAlert
+                  status="error"
+                  title={errorMsg}
+                  description={errorDsc}
+                />
               )}
-            <Button type="submit" onClick={() => handleLogin()} variant="solid">
+              <Button
+                type="submit"
+                onClick={() => handleLogin()}
+                variant="solid"
+              >
                 Login
               </Button>
             </Card.Footer>
@@ -115,5 +154,6 @@ export const LoginPage = () => {
           </Card.Root>
         </form>
       </div>
+    </>
   );
 };