feat: performance tracker

routes/_middleware.ts

@@ -2,17 +2,17 @@
 import { MiddlewareHandlerContext } from "$fresh/server.ts";
 import { DomainError } from "@lib/errors.ts";
 import { getCookies } from "https://deno.land/std@0.197.0/http/cookie.ts";
-import { decode, verify } from "https://deno.land/x/djwt@v2.2/mod.ts";
-import { sessionDB, userDB } from "@lib/db.ts";
+import { verify } from "https://deno.land/x/djwt@v2.2/mod.ts";
+import * as cache from "@lib/cache/performance.ts";
 import { JWT_SECRET } from "@lib/env.ts";
 
 export async function handler(
-  _req: Request,
+  req: Request,
   ctx: MiddlewareHandlerContext,
 ) {
   try {
-    ctx.state.flag = true;
-    const allCookies = getCookies(_req.headers);
+    performance.mark("a");
+    const allCookies = getCookies(req.headers);
     const sessionCookie = allCookies["session_cookie"];
     if (!ctx.state.session && sessionCookie && JWT_SECRET) {
       try {
@@ -22,9 +22,15 @@ export async function handler(
         }
       } catch (_err) {
         //
+        console.log({ _err });
       }
     }
-    return await ctx.next();
+
+    const resp = await ctx.next();
+    performance.mark("b");
+    const b = performance.measure("a->b", "a", "b");
+    cache.savePerformance(req.url, b.duration);
+    return resp;
   } catch (error) {
     console.error("Error", error);