Problems #5

src/app/problems/page.tsx

@@ -8,8 +8,12 @@ import { Input } from "@/components/ui/input";
 import { Button } from "@/components/ui/button";
 import { Badge } from "@/components/ui/badge";
 import { ToggleGroup, ToggleGroupItem } from "@/components/ui/toggle-group";
+import useAction from "@/hook/use-action";
+import { getProblems } from "@/modules/problems/actions";
 
 export default function Problems() {
+  const [problems, problemsLoaded, problemsError] = useAction(getProblems);
+
   const [viewMode, setViewMode] = useState<"grid" | "list">("grid");
 
   const categories = ["All", "Arrays", "Trees", "Graphs", "DP", "Strings"];
@@ -83,7 +87,8 @@ export default function Problems() {
               : "grid-cols-1"
           }`}
         >
-          {problems.map((problem, i) => (
+          {problems &&
+            problems.map((problem, i) => (
               <ProblemCard key={problem.name} {...problem} index={i} />
             ))}
         </div>
@@ -91,92 +96,3 @@ export default function Problems() {
     </div>
   );
 }
-
-/* ---------------- data ---------------- */
-
-const problems = [
-  {
-    name: "Two Sum Dash",
-    difficulty: "easy" as const,
-    tags: ["arrays", "hash-map"],
-    bestTime: "0:42",
-    attempts: 12453,
-  },
-  {
-    name: "Binary Sprint",
-    difficulty: "easy" as const,
-    tags: ["binary-search"],
-    bestTime: "0:38",
-    attempts: 8921,
-  },
-  {
-    name: "Linked List Rush",
-    difficulty: "medium" as const,
-    tags: ["linked-list", "pointers"],
-    bestTime: "1:24",
-    attempts: 6234,
-  },
-  {
-    name: "Tree Traverse Blitz",
-    difficulty: "medium" as const,
-    tags: ["trees", "recursion"],
-    bestTime: "2:01",
-    attempts: 5102,
-  },
-  {
-    name: "DP Gauntlet",
-    difficulty: "hard" as const,
-    tags: ["dynamic-programming"],
-    bestTime: "4:32",
-    attempts: 2341,
-  },
-  {
-    name: "Graph Navigator",
-    difficulty: "hard" as const,
-    tags: ["graphs", "bfs", "dfs"],
-    bestTime: "3:45",
-    attempts: 3456,
-  },
-  {
-    name: "String Scramble",
-    difficulty: "easy" as const,
-    tags: ["strings", "manipulation"],
-    bestTime: "0:55",
-    attempts: 9876,
-  },
-  {
-    name: "Stack Overflow",
-    difficulty: "medium" as const,
-    tags: ["stacks", "queues"],
-    bestTime: "1:42",
-    attempts: 4567,
-  },
-  {
-    name: "Heap Hero",
-    difficulty: "hard" as const,
-    tags: ["heaps", "priority-queue"],
-    bestTime: "3:21",
-    attempts: 1890,
-  },
-  {
-    name: "Sliding Window Slam",
-    difficulty: "medium" as const,
-    tags: ["sliding-window", "arrays"],
-    bestTime: "1:56",
-    attempts: 5678,
-  },
-  {
-    name: "Trie Triumph",
-    difficulty: "hard" as const,
-    tags: ["trie", "strings"],
-    bestTime: "4:12",
-    attempts: 1234,
-  },
-  {
-    name: "Backtrack Blaster",
-    difficulty: "hard" as const,
-    tags: ["backtracking", "recursion"],
-    bestTime: "5:01",
-    attempts: 987,
-  },
-];

src/modules/problems/actions.ts

@@ -0,0 +1,93 @@
+"use server";
+
+import * as Core from "./core";
+import { Problem } from "./types";
+
+export async function getProblems(): Promise<Problem[]> {
+  return [
+    {
+      name: "Two Sum Dash",
+      difficulty: "easy" as const,
+      tags: ["arrays", "hash-map"],
+      bestTime: "0:42",
+      attempts: 12453,
+    },
+    {
+      name: "Binary Sprint",
+      difficulty: "easy" as const,
+      tags: ["binary-search"],
+      bestTime: "0:38",
+      attempts: 8921,
+    },
+    {
+      name: "Linked List Rush",
+      difficulty: "medium" as const,
+      tags: ["linked-list", "pointers"],
+      bestTime: "1:24",
+      attempts: 6234,
+    },
+    {
+      name: "Tree Traverse Blitz",
+      difficulty: "medium" as const,
+      tags: ["trees", "recursion"],
+      bestTime: "2:01",
+      attempts: 5102,
+    },
+    {
+      name: "DP Gauntlet",
+      difficulty: "hard" as const,
+      tags: ["dynamic-programming"],
+      bestTime: "4:32",
+      attempts: 2341,
+    },
+    {
+      name: "Graph Navigator",
+      difficulty: "hard" as const,
+      tags: ["graphs", "bfs", "dfs"],
+      bestTime: "3:45",
+      attempts: 3456,
+    },
+    {
+      name: "String Scramble",
+      difficulty: "easy" as const,
+      tags: ["strings", "manipulation"],
+      bestTime: "0:55",
+      attempts: 9876,
+    },
+    {
+      name: "Stack Overflow",
+      difficulty: "medium" as const,
+      tags: ["stacks", "queues"],
+      bestTime: "1:42",
+      attempts: 4567,
+    },
+    {
+      name: "Heap Hero",
+      difficulty: "hard" as const,
+      tags: ["heaps", "priority-queue"],
+      bestTime: "3:21",
+      attempts: 1890,
+    },
+    {
+      name: "Sliding Window Slam",
+      difficulty: "medium" as const,
+      tags: ["sliding-window", "arrays"],
+      bestTime: "1:56",
+      attempts: 5678,
+    },
+    {
+      name: "Trie Triumph",
+      difficulty: "hard" as const,
+      tags: ["trie", "strings"],
+      bestTime: "4:12",
+      attempts: 1234,
+    },
+    {
+      name: "Backtrack Blaster",
+      difficulty: "hard" as const,
+      tags: ["backtracking", "recursion"],
+      bestTime: "5:01",
+      attempts: 987,
+    },
+  ];
+}

src/modules/problems/core.ts

@@ -0,0 +1,3 @@
+"use server";
+
+import "server-only";

src/modules/problems/types.ts

@@ -0,0 +1,7 @@
+export interface Problem {
+  name: string;
+  difficulty: "easy" | "medium" | "hard";
+  tags: string[];
+  bestTime?: string;
+  attempts: number;
+}