From 02e4562daa582ad42c98252a5fabf9154c81085a Mon Sep 17 00:00:00 2001
From: Sainan <sainan@calamity.gg>
Date: Thu, 30 May 2024 01:44:54 +0200
Subject: [PATCH] feat: implement loading of ability videos (#205)

---
 src/routes/cache.ts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/routes/cache.ts b/src/routes/cache.ts
index b714c648..adc69b2a 100644
--- a/src/routes/cache.ts
+++ b/src/routes/cache.ts
@@ -1,5 +1,6 @@
 import express from "express";
 import buildConfig from "@/static/data/buildConfig.json";
+import fs from "fs/promises";
 
 const cacheRouter = express.Router();
 
@@ -15,4 +16,20 @@ cacheRouter.get(/^\/origin\/[a-zA-Z0-9]+\/[0-9]+\/H\.Cache\.bin.*$/, (_req, res)
     res.sendFile(`static/data/H.Cache_${buildConfig.version}.bin`, { root: "./" });
 });
 
+cacheRouter.get(/\.bk2!/, async (req, res) => {
+    try {
+        const dir = req.path.substr(0, req.path.lastIndexOf("/"));
+        const file = req.path.substr(dir.length + 1);
+        const filePath = `static/data${dir}/${file}`;
+
+        // Return file if we have it
+        await fs.access(filePath);
+        const data = await fs.readFile(filePath, null);
+        res.send(data);
+    } catch (err) {
+        // 404 if we don't
+        res.status(404).end();
+    }
+});
+
 export { cacheRouter };