fix: filter endpoint and episodes AJAX loading

- Fix filter endpoint to always include keyword parameter
- Fix episodes to load via AJAX endpoint
- Episodes now properly populate from /ajax/episode/list/:id

src/extractors/episodeList.extractor.js

@@ -1,41 +1,64 @@
 import * as cheerio from "cheerio";
 import axios from "axios";
 import { headers } from "../configs/header.config.js";
-import { URLS } from "../configs/dataUrl.js";
+import { URLS, BASE_URL } from "../configs/dataUrl.js";
 
 const extractEpisodeList = async (slug) => {
   try {
-    const url = URLS.watch(slug);
-    const { data } = await axios.get(url, { headers });
-    const $ = cheerio.load(data);
+    const infoUrl = URLS.watch(slug);
+    const { data: infoData } = await axios.get(infoUrl, { headers });
+    const $ = cheerio.load(infoData);
 
     const animeId = parseInt($("#watch-main").attr("data-id")) || 0;
 
-    const episodes = [];
-    $("#w-episodes a[data-num], #w-episodes a[data-slug]").each((i, el) => {
-      const epId = $(el).attr("data-id") || $(el).attr("data-ep-id") || "";
-      const epNum = parseInt($(el).attr("data-num")) || i + 1;
-      const epSlug = $(el).attr("data-slug") || "";
-      const epTitle = $(el).find(".ep-title, .ep-name").text().trim() || "";
-      const isActive = $(el).hasClass("active") || false;
-      const href = $(el).attr("href") || "";
+    if (!animeId) {
+      return { animeId: 0, slug, totalEpisodes: 0, episodes: [] };
+    }
 
-      episodes.push({
-        id: epId,
-        episode_no: epNum,
-        slug: epSlug,
-        title: epTitle,
-        active: isActive,
-        href
+    try {
+      const ajaxUrl = `${BASE_URL}/ajax/episode/list/${animeId}`;
+      const { data: ajaxData } = await axios.get(ajaxUrl, {
+        headers: {
+          ...headers,
+          "X-Requested-With": "XMLHttpRequest"
+        }
       });
-    });
 
-    return {
-      animeId,
-      slug,
-      totalEpisodes: episodes.length,
-      episodes
-    };
+      const $ep = cheerio.load(ajaxData);
+
+      const episodes = [];
+      $ep("a[data-num], a[data-ep-id]").each((i, el) => {
+        const epId = $ep(el).attr("data-ep-id") || $ep(el).attr("data-id") || "";
+        const epNum = parseInt($ep(el).attr("data-num")) || i + 1;
+        const epSlug = $ep(el).attr("data-slug") || "";
+        const href = $ep(el).attr("href") || "";
+        const epTitle = $ep(el).find(".ep-title, .ep-name").text().trim() || "";
+        const isActive = $ep(el).hasClass("active") || false;
+
+        episodes.push({
+          id: epId,
+          episode_no: epNum,
+          slug: epSlug,
+          title: epTitle,
+          active: isActive,
+          href
+        });
+      });
+
+      return {
+        animeId,
+        slug,
+        totalEpisodes: episodes.length,
+        episodes
+      };
+    } catch (ajaxError) {
+      return {
+        animeId,
+        slug,
+        totalEpisodes: 0,
+        episodes: []
+      };
+    }
   } catch (error) {
     throw error;
   }

src/extractors/filter.extractor.js

@@ -9,7 +9,11 @@ const extractFilter = async (params) => {
   try {
     const queryParams = new URLSearchParams();
 
-    if (params.keyword) queryParams.set("keyword", params.keyword);
+    if (params.keyword) {
+      queryParams.set("keyword", params.keyword);
+    } else {
+      queryParams.set("keyword", "");
+    }
 
     if (params.genre) {
       const genres = params.genre.split(",").map(g => GENRE_IDS[g.trim().toLowerCase()] || g.trim());