Add the ability to view ticket details

client/src/App.tsx

@@ -6,6 +6,7 @@ import LoginPage from "./pages/LoginPage";
 import HomePage from "./pages/HomePage";
 import UsersPage from "./pages/UsersPage";
 import TicketsPage from "./pages/TicketsPage";
+import TicketDetailPage from "./pages/TicketDetailPage";
 
 function App() {
   return (
@@ -15,6 +16,7 @@ function App() {
         <Route element={<Layout />}>
           <Route path="/" element={<HomePage />} />
           <Route path="/tickets" element={<TicketsPage />} />
+          <Route path="/tickets/:id" element={<TicketDetailPage />} />
           <Route element={<AdminRoute />}>
             <Route path="/users" element={<UsersPage />} />
           </Route>

client/src/index.css

@@ -114,6 +114,10 @@
   --sidebar-ring: oklch(0.556 0 0);
 }
 
+@utility link {
+  @apply text-foreground hover:underline;
+}
+
 @layer base {
   * {
     @apply border-border outline-ring/50;

client/src/pages/TicketDetailPage.tsx

@@ -0,0 +1,131 @@
+import { useParams, Link } from "react-router";
+import { useQuery } from "@tanstack/react-query";
+import axios from "axios";
+import { type TicketStatus, statusVariant } from "core/constants/ticket-status.ts";
+import { type TicketCategory } from "core/constants/ticket-category.ts";
+import { Alert, AlertDescription } from "@/components/ui/alert";
+import { Badge } from "@/components/ui/badge";
+import { Skeleton } from "@/components/ui/skeleton";
+import {
+  Card,
+  CardContent,
+  CardDescription,
+  CardHeader,
+  CardTitle,
+} from "@/components/ui/card";
+import { AlertCircle, ArrowLeft } from "lucide-react";
+
+interface TicketDetail {
+  id: number;
+  subject: string;
+  body: string;
+  bodyHtml: string | null;
+  status: TicketStatus;
+  category: TicketCategory | null;
+  senderName: string;
+  senderEmail: string;
+  assignedTo: { id: string; name: string } | null;
+  createdAt: string;
+  updatedAt: string;
+}
+
+export default function TicketDetailPage() {
+  const { id } = useParams<{ id: string }>();
+
+  const { data: ticket, isLoading, error } = useQuery({
+    queryKey: ["ticket", id],
+    queryFn: async () => {
+      const { data } = await axios.get<TicketDetail>(`/api/tickets/${id}`);
+      return data;
+    },
+  });
+
+  return (
+    <div className="space-y-6">
+      <Link
+        to="/tickets"
+        className="inline-flex items-center gap-1 text-sm text-muted-foreground hover:text-foreground"
+      >
+        <ArrowLeft className="h-4 w-4" />
+        Back to tickets
+      </Link>
+
+      {isLoading && (
+        <div className="space-y-4">
+          <Skeleton className="h-8 w-96" />
+          <div className="flex gap-2">
+            <Skeleton className="h-5 w-16 rounded-full" />
+            <Skeleton className="h-5 w-24 rounded-full" />
+          </div>
+          <Skeleton className="h-40 w-full" />
+        </div>
+      )}
+
+      {error && (
+        <Alert variant="destructive">
+          <AlertCircle className="h-4 w-4" />
+          <AlertDescription>
+            {axios.isAxiosError(error) && error.response?.status === 404
+              ? "Ticket not found"
+              : "Failed to load ticket"}
+          </AlertDescription>
+        </Alert>
+      )}
+
+      {ticket && (
+        <>
+          <div>
+            <h1 className="text-2xl font-bold">{ticket.subject}</h1>
+            <div className="flex items-center gap-2 mt-2">
+              <Badge variant={statusVariant[ticket.status]}>
+                {ticket.status}
+              </Badge>
+              {ticket.category && (
+                <Badge variant="secondary">
+                  {ticket.category.replace(/_/g, " ")}
+                </Badge>
+              )}
+            </div>
+          </div>
+
+          <div className="grid grid-cols-2 gap-4 text-sm">
+            <div>
+              <span className="text-muted-foreground">From: </span>
+              {ticket.senderName} ({ticket.senderEmail})
+            </div>
+            <div>
+              <span className="text-muted-foreground">Assigned to: </span>
+              {ticket.assignedTo ? ticket.assignedTo.name : "Unassigned"}
+            </div>
+            <div>
+              <span className="text-muted-foreground">Created: </span>
+              {new Date(ticket.createdAt).toLocaleString()}
+            </div>
+            <div>
+              <span className="text-muted-foreground">Updated: </span>
+              {new Date(ticket.updatedAt).toLocaleString()}
+            </div>
+          </div>
+
+          <Card>
+            <CardHeader>
+              <CardTitle>Message</CardTitle>
+              <CardDescription>
+                From {ticket.senderName}
+              </CardDescription>
+            </CardHeader>
+            <CardContent>
+              {ticket.bodyHtml ? (
+                <div
+                  dangerouslySetInnerHTML={{ __html: ticket.bodyHtml }}
+                />
+              ) : (
+                <p className="whitespace-pre-wrap">{ticket.body}</p>
+              )}
+            </CardContent>
+          </Card>
+        </>
+      )}
+    </div>
+  );
+}

client/src/pages/TicketsTable.tsx

@@ -1,4 +1,5 @@
 import { useEffect, useState } from "react";
+import { Link } from "react-router";
 import { useQuery } from "@tanstack/react-query";
 import axios from "axios";
 import {
@@ -9,7 +10,7 @@ import {
   getCoreRowModel,
   flexRender,
 } from "@tanstack/react-table";
-import { type TicketStatus } from "core/constants/ticket-status.ts";
+import { type TicketStatus, statusVariant } from "core/constants/ticket-status.ts";
 import { type TicketCategory } from "core/constants/ticket-category.ts";
 import { Alert, AlertDescription } from "@/components/ui/alert";
 import { Badge } from "@/components/ui/badge";
@@ -52,17 +53,18 @@ interface TicketsResponse {
   pageSize: number;
 }
 
-const statusVariant: Record<TicketStatus, "default" | "secondary" | "outline"> =
-  {
-    open: "default",
-    resolved: "secondary",
-    closed: "outline",
-  };
-
 const columns: ColumnDef<Ticket>[] = [
   {
     accessorKey: "subject",
     header: "Subject",
+    cell: ({ row }) => (
+      <Link
+        to={`/tickets/${row.original.id}`}
+        className="link font-medium"
+      >
+        {row.original.subject}
+      </Link>
+    ),
   },
   {
     accessorKey: "senderName",

client/src/test/render.tsx

@@ -1,11 +1,14 @@
 import { render } from "@testing-library/react";
 import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
+import { MemoryRouter } from "react-router";
 
 export function renderWithQuery(ui: React.ReactElement) {
   const queryClient = new QueryClient({
     defaultOptions: { queries: { retry: false } },
   });
   return render(
+    <MemoryRouter>
       <QueryClientProvider client={queryClient}>{ui}</QueryClientProvider>
+    </MemoryRouter>
   );
 }

core/constants/ticket-status.ts

@@ -1,3 +1,9 @@
 export const ticketStatuses = ["open", "resolved", "closed"] as const;
 
 export type TicketStatus = (typeof ticketStatuses)[number];
+
+export const statusVariant: Record<TicketStatus, "default" | "secondary" | "outline"> = {
+  open: "default",
+  resolved: "secondary",
+  closed: "outline",
+};

server/src/routes/tickets.ts

@@ -51,4 +51,26 @@ router.get("/", requireAuth, async (req, res) => {
   res.json({ tickets, total, page: query.page, pageSize: query.pageSize });
 });
 
+router.get("/:id", requireAuth, async (req, res) => {
+  const id = Number(req.params.id);
+  if (!Number.isInteger(id) || id <= 0) {
+    res.status(400).json({ error: "Invalid ticket ID" });
+    return;
+  }
+
+  const ticket = await prisma.ticket.findUnique({
+    where: { id },
+    include: {
+      assignedTo: { select: { id: true, name: true } },
+    },
+  });
+
+  if (!ticket) {
+    res.status(404).json({ error: "Ticket not found" });
+    return;
+  }
+
+  res.json(ticket);
+});
+
 export default router;