style: refine shared UI primitives and management flows

src/app/(modules)/project/page.tsx

@@ -4,6 +4,16 @@ import { useCallback, useState } from 'react';
 import { Layers, Plus } from 'lucide-react';
 
 import { PageHeader } from '@/components/page-header';
+import {
+  AlertDialog,
+  AlertDialogAction,
+  AlertDialogCancel,
+  AlertDialogContent,
+  AlertDialogDescription,
+  AlertDialogFooter,
+  AlertDialogHeader,
+  AlertDialogTitle,
+} from '@/components/ui/alert-dialog';
 import { Button } from '@/components/ui/button';
 import type { Project } from '@/types';
 
@@ -19,6 +29,7 @@ import {
 
 export default function ProjectPage() {
   const [isDialogOpen, setIsDialogOpen] = useState(false);
+  const [projectToDelete, setProjectToDelete] = useState<Project | null>(null);
   const { skip, setSkip, limit, setLimit } = useProjectFilters();
   const projectsQuery = useProjectsQuery({ skip, limit });
   const deleteProjectMutation = useDeleteProjectMutation();
@@ -63,16 +74,25 @@ export default function ProjectPage() {
 
   const deleteProject = useCallback(
     (project: Project) => {
-      if (
-        !confirm(`Are you sure you want to delete project "${project.name}"?`)
-      ) {
-        return;
-      }
-      deleteProjectMutation.mutate(project);
+      setProjectToDelete(project);
     },
-    [deleteProjectMutation],
+    [],
   );
 
+  const handleDeleteDialogOpenChange = useCallback((open: boolean) => {
+    if (!open) {
+      setProjectToDelete(null);
+    }
+  }, []);
+
+  const confirmDeleteProject = useCallback(() => {
+    if (!projectToDelete) return;
+
+    deleteProjectMutation.mutate(projectToDelete, {
+      onSettled: () => setProjectToDelete(null),
+    });
+  }, [deleteProjectMutation, projectToDelete]);
+
   const columns = useProjectColumns();
   const projects = projectsQuery.data?.items ?? [];
   const total = projectsQuery.data?.totalItems ?? 0;
@@ -117,6 +137,36 @@ export default function ProjectPage() {
         canSubmit={canSubmit}
         isSaving={isSaving}
       />
+
+      <AlertDialog
+        open={Boolean(projectToDelete)}
+        onOpenChange={handleDeleteDialogOpenChange}
+      >
+        <AlertDialogContent>
+          <AlertDialogHeader>
+            <AlertDialogTitle>Delete project?</AlertDialogTitle>
+            <AlertDialogDescription>
+              This will permanently delete{' '}
+              <span className="font-medium text-foreground">
+                {projectToDelete?.name}
+              </span>
+              . This action cannot be undone.
+            </AlertDialogDescription>
+          </AlertDialogHeader>
+          <AlertDialogFooter>
+            <AlertDialogCancel disabled={deleteProjectMutation.isPending}>
+              Cancel
+            </AlertDialogCancel>
+            <AlertDialogAction
+              variant="destructive"
+              disabled={deleteProjectMutation.isPending}
+              onClick={confirmDeleteProject}
+            >
+              Delete
+            </AlertDialogAction>
+          </AlertDialogFooter>
+        </AlertDialogContent>
+      </AlertDialog>
     </>
   );
 }