feat: add user profile fetch in middleware

src/libs/anilist/anilist-do.ts

@@ -8,6 +8,7 @@ import {
   GetNextEpisodeAiringAtQuery,
   GetPopularTitlesQuery,
   GetTitleQuery,
+  GetTitleUserDataQuery,
   GetTrendingTitlesQuery,
   GetUpcomingTitlesQuery,
   GetUserProfileQuery,
@@ -18,6 +19,7 @@ import {
   SearchQuery,
 } from "~/libs/anilist/queries";
 import { sleep } from "~/libs/sleep.ts";
+import type { Title } from "~/types/title";
 
 const nextAiringEpisodeSchema = z.nullable(
   z.object({
@@ -38,30 +40,54 @@ export class AnilistDurableObject extends DurableObject {
     return new Response("Not found", { status: 404 });
   }
 
-  async getTitle(id: number, token?: string) {
-    return this.handleCachedRequest(
-      `title:${id}`,
-      async () => {
-        const anilistResponse = await this.fetchFromAnilist(
-          GetTitleQuery,
-          { id },
-          token,
-        );
-        return anilistResponse?.Media ?? null;
-      },
-      (media) => {
-        if (!media) return undefined;
-        // Cast to any to access fragment fields without unmasking
-        const nextAiringEpisode = nextAiringEpisodeSchema.parse(
-          (media as any)?.nextAiringEpisode,
-        );
-        const airingAt = (nextAiringEpisode?.airingAt ?? 0) * 1000;
-        if (airingAt) {
-          return airingAt - Date.now();
-        }
-        return undefined;
-      },
+  async getTitle(
+    id: number,
+    userId?: string,
+    token?: string,
+  ): Promise<Title | null> {
+    const promises: Promise<any>[] = [
+      this.handleCachedRequest(
+        `title:${id}`,
+        async () => {
+          const anilistResponse = await this.fetchFromAnilist(GetTitleQuery, {
+            id,
+          });
+          return anilistResponse?.Media ?? null;
+        },
+        (media) => {
+          if (!media) return undefined;
+
+          // Cast to any to access fragment fields without unmasking
+          const nextAiringEpisode = nextAiringEpisodeSchema.parse(
+            (media as any)?.nextAiringEpisode,
+          );
+          return nextAiringEpisode?.airingAt
+            ? DateTime.fromMillis(nextAiringEpisode?.airingAt)
+            : undefined;
+        },
+      ),
+    ];
+    promises.push(
+      userId
+        ? this.handleCachedRequest(
+            `title:${id}:${userId}`,
+            async () => {
+              const anilistResponse = await this.fetchFromAnilist(
+                GetTitleUserDataQuery,
+                { id },
+                { token },
+              );
+              return anilistResponse?.Media ?? null;
+            },
+            DateTime.now().plus({ days: 1 }),
+          )
+        : Promise.resolve({ mediaListEntry: null }),
     );
+
+    return Promise.all(promises).then(([title, userTitle]) => ({
+      ...title,
+      ...userTitle,
+    }));
   }
 
   async getNextEpisodeAiringAt(id: number) {