feat: add loading states to home page

src/components/ui/spinner.tsx

@@ -0,0 +1,16 @@
+import { Loader2Icon } from "lucide-react"
+
+import { cn } from "@/lib/utils"
+
+function Spinner({ className, ...props }: React.ComponentProps<"svg">) {
+  return (
+    <Loader2Icon
+      role="status"
+      aria-label="Loading"
+      className={cn("size-4 animate-spin", className)}
+      {...props}
+    />
+  )
+}
+
+export { Spinner }

src/features/home/components/MangaLoadingState.tsx

@@ -0,0 +1,40 @@
+import { Spinner } from "@/components/ui/spinner";
+import { useRef } from "react";
+
+const CHEEKY_MESSAGES = [
+	"Sharpening katanas and downloading manga...",
+	"Searching for the One Piece... and your titles.",
+	"Summoning the Great Sage for faster loading...",
+	"Powering up to Super Saiyan level... please wait.",
+	"Collecting all seven Dragon Balls to fetch data...",
+	"Even Saitama takes a second to load... sometimes.",
+	"Naruto is training, wait for the results...",
+	"Loading... because we don't have a Death Note for bugs.",
+	"Entering the Hidden Leaf Village... of data.",
+	"Waiting for the next chapter... and your results.",
+	"Training in the Hyperbolic Time Chamber for better speed...",
+	"Collecting chakra for the ultimate data retrieval...",
+	"Waiting for the next hiatus to end... oh wait, just loading.",
+	"Reading the manga faster than you can... hold on.",
+	"Asking the Shinigami for the right data...",
+	"Is this a Jojo reference? No, it's just loading.",
+	"Surpassing our limits... Right here! Right now!",
+	"Hunting for the rarest manga volumes in the digital world...",
+	"Dodging spoilers while fetching your manga...",
+	"Preparing the transmutation circle for your results...",
+];
+
+export const MangaLoadingState = () => {
+	const loadingMessage = useRef(
+		CHEEKY_MESSAGES[Math.floor(Math.random() * CHEEKY_MESSAGES.length)],
+	);
+
+	return (
+		<div className="flex-1 flex flex-col items-center justify-center gap-4">
+			<Spinner className="size-12 text-primary" />
+			<p className="animate-pulse text-muted-foreground font-medium text-center px-4">
+				{loadingMessage.current}
+			</p>
+		</div>
+	);
+};

src/pages/Home.tsx

@@ -3,12 +3,14 @@ import { useEffect, useRef } from "react";
 import { useDebounce } from "use-debounce";
 import { useGetMangas } from "@/api/generated/catalog/catalog.ts";
 import { AuthHeader } from "@/components/AuthHeader.tsx";
+import { Spinner } from "@/components/ui/spinner.tsx";
 import { Pagination } from "@/components/Pagination.tsx";
 import { ThemeToggle } from "@/components/ThemeToggle.tsx";
 import { Input } from "@/components/ui/input.tsx";
 import { useUIState } from "@/contexts/UIStateContext.tsx";
 import { FilterSidebar } from "@/features/home/components/FilterSidebar.tsx";
 import { MangaGrid } from "@/features/home/components/MangaGrid.tsx";
+import { MangaLoadingState } from "@/features/home/components/MangaLoadingState.tsx";
 import { SortDropdown } from "@/features/home/components/SortDropdown.tsx";
 import { useDynamicPageSize } from "@/hooks/useDynamicPageSize.ts";
 
@@ -37,7 +39,12 @@ const Home = () => {
 
 	const [debouncedSearchText] = useDebounce(searchText, 500);
 
-	const { data: mangasData, queryKey: mangasQueryKey } = useGetMangas({
+	const {
+		data: mangasData,
+		queryKey: mangasQueryKey,
+		isPending,
+		isFetching,
+	} = useGetMangas({
 		page: currentPage - 1,
 		size: itemsPerPage,
 		sort: ["id"],
@@ -75,7 +82,7 @@ const Home = () => {
 				onShowAdultContentChange={setShowAdultContent}
 			/>
 
-			<div className="flex-1">
+			<div className="flex-1 flex flex-col">
 				<header className="border-b border-border bg-background/95 backdrop-blur supports-[backdrop-filter]:bg-background/60">
 					<div className="px-8 py-6">
 						<div className="flex flex-col gap-6">
@@ -86,9 +93,14 @@ const Home = () => {
 										<h1 className="text-3xl font-bold tracking-tight text-foreground">
 											MangaMochi
 										</h1>
-										<p className="mt-1 text-sm text-muted-foreground">
+										<div className="mt-1 flex items-center gap-2">
-											{mangasData?.data?.totalElements} titles available
+											<p className="text-sm text-muted-foreground">
+												{mangasData?.data?.totalElements ?? 0} titles available
 											</p>
+											{isFetching && (
+												<Spinner className="size-3 text-muted-foreground" />
+											)}
+										</div>
 									</div>
 								</div>
 								<div className="flex items-center gap-4">
@@ -114,8 +126,10 @@ const Home = () => {
 					</div>
 				</header>
 
-				<main className="px-8 py-8">
+				<main className="flex-1 px-8 py-8 flex flex-col">
-					{mangasData?.data?.content && mangasData.data.content.length > 0 ? (
+					{isPending ? (
+						<MangaLoadingState />
+					) : mangasData?.data?.content && mangasData.data.content.length > 0 ? (
 						<>
 							{mangasData.data?.totalElements && (
 								<div className="mb-6 flex items-center justify-between">
@@ -149,7 +163,7 @@ const Home = () => {
 							)}
 						</>
 					) : (
-						<div className="flex min-h-[400px] items-center justify-center">
+						<div className="flex-1 flex items-center justify-center">
 							<div className="text-center">
 								<p className="text-lg text-muted-foreground">
 									No manga found matching your filters.