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feat(pdf pagination)

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This commit is contained in:
Potenz
2025-09-22 21:50:30 +05:30
parent decdef3522
commit 460b3b53ac
1 changed files with 123 additions and 33 deletions
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156
apps/Frontend/src/pages/documents-page.tsx
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@@ -14,14 +14,24 @@ import { Eye, Trash, Download, FolderOpen } from "lucide-react";
import { DeleteConfirmationDialog } from "@/components/ui/deleteDialog";
import { PatientTable } from "@/components/patients/patient-table";
import { Patient, PdfFile } from "@repo/db/types";
import {
Pagination,
PaginationContent,
PaginationItem,
PaginationLink,
PaginationNext,
PaginationPrevious,
} from "@/components/ui/pagination";
export default function DocumentsPage() {
const [selectedPatient, setSelectedPatient] = useState<Patient | null>(null);
const [expandedGroupId, setExpandedGroupId] = useState<number | null>(null);
// pagination state for the expanded group
// pagination state
const [currentPage, setCurrentPage] = useState<number>(1);
const [limit, setLimit] = useState<number>(5);
const [offset, setOffset] = useState<number>(0);
const offset = (currentPage - 1) * limit;
const [totalForExpandedGroup, setTotalForExpandedGroup] = useState<
number | null
>(null);
@@ -37,7 +47,7 @@ export default function DocumentsPage() {
useEffect(() => {
setExpandedGroupId(null);
setLimit(5);
setOffset(0);
setCurrentPage(1);
setTotalForExpandedGroup(null);
setFileBlobUrl(null);
}, [selectedPatient]);
@@ -90,7 +100,7 @@ export default function DocumentsPage() {
refetch: refetchGroupPdfs,
isFetching: isFetchingPdfs,
} = useQuery({
queryKey: ["groupPdfs", expandedGroupId, limit, offset],
queryKey: ["groupPdfs", expandedGroupId, currentPage, limit],
enabled: !!expandedGroupId,
queryFn: async () => {
// API should accept ?limit & ?offset and also return total count
@@ -115,11 +125,9 @@ export default function DocumentsPage() {
onSuccess: () => {
setIsDeletePdfOpen(false);
setCurrentPdf(null);
if (expandedGroupId != null) {
queryClient.invalidateQueries({
queryKey: ["groupPdfs", expandedGroupId],
});
}
queryClient.invalidateQueries({
queryKey: ["groupPdfs", expandedGroupId],
});
toast({ title: "Success", description: "PDF deleted successfully!" });
},
onError: (error: any) => {
@@ -169,20 +177,43 @@ export default function DocumentsPage() {
const toggleExpandGroup = (groupId: number) => {
if (expandedGroupId === groupId) {
setExpandedGroupId(null);
setOffset(0);
setCurrentPage(1);
setLimit(5);
setTotalForExpandedGroup(null);
} else {
setExpandedGroupId(groupId);
setOffset(0);
setCurrentPage(1);
setLimit(5);
setTotalForExpandedGroup(null);
}
};
const handleLoadMore = () => {
setOffset((prev) => prev + limit);
};
// pagintaion helper
const totalPages = totalForExpandedGroup
? Math.ceil(totalForExpandedGroup / limit)
: 1;
const startItem = totalForExpandedGroup ? offset + 1 : 0;
const endItem = totalForExpandedGroup
? Math.min(offset + limit, totalForExpandedGroup)
: 0;
function getPageNumbers(current: number, total: number) {
const delta = 2;
const range: (number | "...")[] = [];
for (
let i = Math.max(2, current - delta);
i <= Math.min(total - 1, current + delta);
i++
) {
range.push(i);
}
if (current - delta > 2) range.unshift("...");
if (current + delta < total - 1) range.push("...");
range.unshift(1);
if (total > 1) range.push(total);
return range;
}
return (
<div>
@@ -309,28 +340,87 @@ export default function DocumentsPage() {
</div>
))}
{/* pagination controls */}
<div className="flex items-center gap-2">
{totalForExpandedGroup !== null &&
totalForExpandedGroup >
offset + limit && (
<Button
size="sm"
onClick={handleLoadMore}
>
Load more
</Button>
)}
{/* Pagination */}
{totalPages > 1 && (
<div className="bg-white px-4 py-3 border-t border-gray-200 rounded">
<div className="flex flex-col sm:flex-row sm:items-center sm:justify-between">
<div className="text-sm text-muted-foreground mb-2 sm:mb-0 whitespace-nowrap">
Showing {startItem}–{endItem} of{" "}
{totalForExpandedGroup || 0}{" "}
results
</div>
<Pagination>
<PaginationContent>
<PaginationItem>
<PaginationPrevious
href="#"
onClick={(e) => {
e.preventDefault();
if (currentPage > 1)
setCurrentPage(
currentPage - 1
);
}}
className={
currentPage === 1
? "pointer-events-none opacity-50"
: ""
}
/>
</PaginationItem>
<div className="ml-auto text-sm text-muted-foreground">
Showing{" "}
{Math.min(
offset + limit,
totalForExpandedGroup ?? 0
)}{" "}
of {totalForExpandedGroup ?? "?"}
{getPageNumbers(
currentPage,
totalPages
).map((page, idx) => (
<PaginationItem key={idx}>
{page === "..." ? (
<span className="px-2 text-gray-500">
...
</span>
) : (
<PaginationLink
href="#"
onClick={(e) => {
e.preventDefault();
setCurrentPage(
page as number
);
}}
isActive={
currentPage === page
}
>
{page}
</PaginationLink>
)}
</PaginationItem>
))}
<PaginationItem>
<PaginationNext
href="#"
onClick={(e) => {
e.preventDefault();
if (
currentPage < totalPages
)
setCurrentPage(
currentPage + 1
);
}}
className={
currentPage === totalPages
? "pointer-events-none opacity-50"
: ""
}
/>
</PaginationItem>
</PaginationContent>
</Pagination>
</div>
</div>
</div>
)}
</div>
)}
</div>