Refactor code structure and remove redundant changes

src-old/hooks/useCoasterStats.ts

@@ -0,0 +1,44 @@
+import { useQuery } from '@tanstack/react-query';
+import { supabase } from '@/lib/supabaseClient';
+
+export interface CoasterStat {
+  id: string;
+  ride_id: string;
+  stat_name: string;
+  stat_value: number;
+  unit?: string | null;
+  category?: string | null;
+  description?: string | null;
+  display_order: number;
+  created_at: string;
+}
+
+export function useCoasterStats(rideId: string | undefined) {
+  return useQuery({
+    queryKey: ['coaster-stats', rideId],
+    queryFn: async () => {
+      if (!rideId) return [];
+      
+      const { data, error} = await supabase
+        .from('ride_coaster_stats')
+        .select('*')
+        .eq('ride_id', rideId)
+        .order('display_order');
+      
+      if (error) throw error;
+      
+      return (data || []).map((stat) => ({
+        id: stat.id,
+        ride_id: stat.ride_id,
+        stat_name: stat.stat_name,
+        stat_value: stat.stat_value,
+        unit: stat.unit || null,
+        category: stat.category || null,
+        description: stat.description || null,
+        display_order: stat.display_order,
+        created_at: stat.created_at,
+      })) as CoasterStat[];
+    },
+    enabled: !!rideId
+  });
+}