feat: check if client bot or not when counting visits

package.json

@@ -42,7 +42,8 @@
     "@std/toml": "npm:@jsr/std__toml",
     "base64url": "^3.0.1",
     "rehype-autolink-headings": "^7.1.0",
-    "rehype-slug": "^6.0.0"
+    "rehype-slug": "^6.0.0",
+    "typescript-svelte-plugin": "^0.3.42"
   },
   "trustedDependencies": [
     "@sveltejs/kit",

src/routes/+layout.server.ts

@@ -7,26 +7,31 @@ export const ssr = true;
 export const prerender = 'auto';
 export const trailingSlash = 'always';
 
-export async function load({ cookies, url, setHeaders }) {
-    setHeaders({ 'Cache-Control': 'no-cache' })
+export async function load({ request, cookies, url, setHeaders }) {
+  setHeaders({ 'Cache-Control': 'no-cache' })
+  let currentVisitCount = get(visitCount)
+  // check whether the request is from a bot or not (this doesnt need to be accurate we just want to filter out honest bots)
+  const ua = request.headers.get('user-agent')
+  const isBot = ua ? ua.toLowerCase().match(/(bot|crawl|spider|walk)/) !== null : true
+  if (!isBot) {
     const scopedCookies = scopeCookies(cookies, '/')
     // parse the last visit timestamp from cookies if it exists
     const visitedTimestamp = parseInt(scopedCookies.get('visitedTimestamp') || "0")
     // get unix timestamp
     const currentTime = new Date().getTime()
     const timeSinceVisit = currentTime - visitedTimestamp
-    let currentVisitCount = get(visitCount)
     // check if this is the first time a client is visiting or if an hour has passed since they last visited
     if (visitedTimestamp === 0 || timeSinceVisit > 1000 * 60 * 60 * 24) {
-        // increment current and write to the store
-        currentVisitCount += 1; visitCount.set(currentVisitCount)
-        // update the cookie with the current timestamp
-        scopedCookies.set('visitedTimestamp', currentTime.toString())
-        // write the visit count to a file so we can load it later again
-        writeFileSync(visitCountFile, currentVisitCount.toString())
+      // increment current and write to the store
+      currentVisitCount += 1; visitCount.set(currentVisitCount)
+      // update the cookie with the current timestamp
+      scopedCookies.set('visitedTimestamp', currentTime.toString())
+      // write the visit count to a file so we can load it later again
+      writeFileSync(visitCountFile, currentVisitCount.toString())
     }
-    return {
-        route: url.pathname,
-        visitCount: currentVisitCount,
-    }
-}
+  }
+  return {
+    route: url.pathname,
+    visitCount: currentVisitCount,
+  }
+}

tsconfig.json

@@ -10,7 +10,11 @@
 		"sourceMap": true,
 		"strict": true,
 		"moduleResolution": "bundler",
-		"allowImportingTsExtensions": true
+		"allowImportingTsExtensions": true,
+		"plugins": [{
+			"name": "typescript-svelte-plugin",
+			"enabled": true
+		}]
 	}
 	// Path aliases are handled by https://kit.svelte.dev/docs/configuration#alias
 	// except $lib which is handled by https://kit.svelte.dev/docs/configuration#files