Merge branch 'master' of https://github.com/HadiCherkaoui/Perplexica into pr/658

This reverts commit 31e4abf068.

.gitignore

@@ -2,6 +2,7 @@
 node_modules/
 npm-debug.log
 yarn-error.log
+package-lock.json
 
 # Build output
 /.next/
@@ -37,3 +38,6 @@ Thumbs.db
 # Db
 db.sqlite
 /searxng
+
+# Dev
+docker-compose-dev.yaml

README.md

@@ -1,21 +1,5 @@
 # 🚀 Perplexica - An AI-powered search engine 🔎 <!-- omit in toc -->
 
-<div align="center" markdown="1">
-   <sup>Special thanks to:</sup>
-   <br>
-   <br>
-   <a href="https://www.warp.dev/perplexica">
-      <img alt="Warp sponsorship" width="400" src="https://github.com/user-attachments/assets/775dd593-9b5f-40f1-bf48-479faff4c27b">
-   </a>
-
-### [Warp, the AI Devtool that lives in your terminal](https://www.warp.dev/perplexica)
-
-[Available for MacOS, Linux, & Windows](https://www.warp.dev/perplexica)
-
-</div>
-
-<hr/>
-
 [![Discord](https://dcbadge.vercel.app/api/server/26aArMy8tT?style=flat&compact=true)](https://discord.gg/26aArMy8tT)
 
 ![preview](.assets/perplexica-screenshot.png?)

docker-compose.yaml

@@ -4,7 +4,7 @@ services:
     volumes:
       - ./searxng:/etc/searxng:rw
     ports:
-      - 4000:8080
+      - '4000:8080'
     networks:
       - perplexica-network
     restart: unless-stopped
@@ -19,7 +19,7 @@ services:
     depends_on:
       - searxng
     ports:
-      - 3001:3001
+      - '3001:3001'
     volumes:
       - backend-dbstore:/home/perplexica/data
       - uploads:/home/perplexica/uploads
@@ -41,7 +41,7 @@ services:
     depends_on:
       - perplexica-backend
     ports:
-      - 3000:3000
+      - '3000:3000'
     networks:
       - perplexica-network
     restart: unless-stopped

package.json

@@ -30,8 +30,8 @@
     "@iarna/toml": "^2.2.5",
     "@langchain/anthropic": "^0.2.3",
     "@langchain/community": "^0.2.16",
-    "@langchain/openai": "^0.0.25",
     "@langchain/google-genai": "^0.0.23",
+    "@langchain/openai": "^0.0.25",
     "@xenova/transformers": "^2.17.1",
     "axios": "^1.6.8",
     "better-sqlite3": "^11.0.0",

sample.config.toml

@@ -1,12 +1,14 @@
 [GENERAL]
 PORT = 3001 # Port to run the server on
 SIMILARITY_MEASURE = "cosine" # "cosine" or "dot"
-CONFIG_PASSWORD = "lorem_ipsum" # Password to access config
-DISCOVER_ENABLED = true
-LIBRARY_ENABLED = true
-COPILOT_ENABLED = true
 KEEP_ALIVE = "5m" # How long to keep Ollama models loaded into memory. (Instead of using -1 use "-1m")
 
+[SEARCH_ENGINE_BACKENDS] # "google" | "searxng" | "bing" | "brave" | "yacy"
+SEARCH = "searxng"
+IMAGE = "searxng"
+VIDEO = "searxng"
+NEWS = "searxng"
+
 [MODELS.OPENAI]
 API_KEY = ""
 
@@ -22,10 +24,22 @@ API_KEY = ""
 [MODELS.CUSTOM_OPENAI]
 API_KEY = ""
 API_URL = ""
-MODEL_NAME = ""
 
 [MODELS.OLLAMA]
 API_URL = "" # Ollama API URL - http://host.docker.internal:11434
 
-[API_ENDPOINTS]
-SEARXNG = "http://localhost:32768" # SearxNG API URL
+[SEARCH_ENGINES.GOOGLE]
+API_KEY = ""
+CSE_ID = ""
+
+[SEARCH_ENGINES.SEARXNG]
+ENDPOINT = ""
+
+[SEARCH_ENGINES.BING]
+SUBSCRIPTION_KEY = ""
+
+[SEARCH_ENGINES.BRAVE]
+API_KEY = ""
+
+[SEARCH_ENGINES.YACY]
+ENDPOINT = ""

searxng/settings.yml

@@ -15,3 +15,5 @@ server:
 engines:
   - name: wolframalpha
     disabled: false
+  - name: qwant
+    disabled: true

src/chains/imageSearchAgent.ts

@@ -7,7 +7,12 @@ import { PromptTemplate } from '@langchain/core/prompts';
 import formatChatHistoryAsString from '../utils/formatHistory';
 import { BaseMessage } from '@langchain/core/messages';
 import { StringOutputParser } from '@langchain/core/output_parsers';
-import { searchSearxng } from '../lib/searxng';
+import { searchSearxng } from '../lib/searchEngines/searxng';
+import { searchGooglePSE } from '../lib/searchEngines/google_pse';
+import { searchBraveAPI } from '../lib/searchEngines/brave';
+import { searchYaCy } from '../lib/searchEngines/yacy';
+import { searchBingAPI } from '../lib/searchEngines/bing';
+import { getImageSearchEngineBackend } from '../config';
 import type { BaseChatModel } from '@langchain/core/language_models/chat_models';
 
 const imageSearchChainPrompt = `
@@ -36,6 +41,103 @@ type ImageSearchChainInput = {
   query: string;
 };
 
+async function performImageSearch(query: string) {
+  const searchEngine = getImageSearchEngineBackend();
+  let images = [];
+
+  switch (searchEngine) {
+    case 'google': {
+      const googleResult = await searchGooglePSE(query);
+      images = googleResult.results
+        .map((result) => {
+          if (result.img_src && result.url && result.title) {
+            return {
+              img_src: result.img_src,
+              url: result.url,
+              title: result.title,
+              source: result.displayLink,
+            };
+          }
+        })
+        .filter(Boolean);
+      break;
+    }
+
+    case 'searxng': {
+      const searxResult = await searchSearxng(query, {
+        engines: ['google images', 'bing images'],
+        pageno: 1,
+      });
+      searxResult.results.forEach((result) => {
+        if (result.img_src && result.url && result.title) {
+          images.push({
+            img_src: result.img_src,
+            url: result.url,
+            title: result.title,
+          });
+        }
+      });
+      break;
+    }
+
+    case 'brave': {
+      const braveResult = await searchBraveAPI(query);
+      images = braveResult.results
+        .map((result) => {
+          if (result.img_src && result.url && result.title) {
+            return {
+              img_src: result.img_src,
+              url: result.url,
+              title: result.title,
+              source: result.url,
+            };
+          }
+        })
+        .filter(Boolean);
+      break;
+    }
+
+    case 'yacy': {
+      const yacyResult = await searchYaCy(query);
+      images = yacyResult.results
+        .map((result) => {
+          if (result.img_src && result.url && result.title) {
+            return {
+              img_src: result.img_src,
+              url: result.url,
+              title: result.title,
+              source: result.url,
+            };
+          }
+        })
+        .filter(Boolean);
+      break;
+    }
+
+    case 'bing': {
+      const bingResult = await searchBingAPI(query);
+      images = bingResult.results
+        .map((result) => {
+          if (result.img_src && result.url && result.title) {
+            return {
+              img_src: result.img_src,
+              url: result.url,
+              title: result.title,
+              source: result.url,
+            };
+          }
+        })
+        .filter(Boolean);
+      break;
+    }
+
+    default:
+      throw new Error(`Unknown search engine ${searchEngine}`);
+  }
+
+  return images;
+}
+
 const strParser = new StringOutputParser();
 
 const createImageSearchChain = (llm: BaseChatModel) => {
@@ -52,22 +154,7 @@ const createImageSearchChain = (llm: BaseChatModel) => {
     llm,
     strParser,
     RunnableLambda.from(async (input: string) => {
-      const res = await searchSearxng(input, {
-        engines: ['bing images', 'google images'],
-      });
-
-      const images = [];
-
-      res.results.forEach((result) => {
-        if (result.img_src && result.url && result.title) {
-          images.push({
-            img_src: result.img_src,
-            url: result.url,
-            title: result.title,
-          });
-        }
-      });
-
+      const images = await performImageSearch(input);
       return images.slice(0, 10);
     }),
   ]);

src/chains/videoSearchAgent.ts

@@ -7,7 +7,11 @@ import { PromptTemplate } from '@langchain/core/prompts';
 import formatChatHistoryAsString from '../utils/formatHistory';
 import { BaseMessage } from '@langchain/core/messages';
 import { StringOutputParser } from '@langchain/core/output_parsers';
-import { searchSearxng } from '../lib/searxng';
+import { searchSearxng } from '../lib/searchEngines/searxng';
+import { searchGooglePSE } from '../lib/searchEngines/google_pse';
+import { searchBraveAPI } from '../lib/searchEngines/brave';
+import { searchBingAPI } from '../lib/searchEngines/bing';
+import { getVideoSearchEngineBackend } from '../config';
 import type { BaseChatModel } from '@langchain/core/language_models/chat_models';
 
 const VideoSearchChainPrompt = `
@@ -38,27 +42,36 @@ type VideoSearchChainInput = {
 
 const strParser = new StringOutputParser();
 
-const createVideoSearchChain = (llm: BaseChatModel) => {
-  return RunnableSequence.from([
-    RunnableMap.from({
-      chat_history: (input: VideoSearchChainInput) => {
-        return formatChatHistoryAsString(input.chat_history);
-      },
-      query: (input: VideoSearchChainInput) => {
-        return input.query;
-      },
-    }),
-    PromptTemplate.fromTemplate(VideoSearchChainPrompt),
-    llm,
-    strParser,
-    RunnableLambda.from(async (input: string) => {
-      const res = await searchSearxng(input, {
+async function performVideoSearch(query: string) {
+  const searchEngine = getVideoSearchEngineBackend();
+  const youtubeQuery = `${query} site:youtube.com`;
+  let videos = [];
+
+  switch (searchEngine) {
+    case 'google': {
+      const googleResult = await searchGooglePSE(youtubeQuery);
+      googleResult.results.forEach((result) => {
+        // Use .results instead of .originalres
+        if (result.img_src && result.url && result.title) {
+          const videoId = new URL(result.url).searchParams.get('v');
+          videos.push({
+            img_src: result.img_src,
+            url: result.url,
+            title: result.title,
+            iframe_src: videoId
+              ? `https://www.youtube.com/embed/${videoId}`
+              : null,
+          });
+        }
+      });
+      break;
+    }
+
+    case 'searxng': {
+      const searxResult = await searchSearxng(query, {
         engines: ['youtube'],
       });
-
-      const videos = [];
-
-      res.results.forEach((result) => {
+      searxResult.results.forEach((result) => {
         if (
           result.thumbnail &&
           result.url &&
@@ -73,7 +86,73 @@ const createVideoSearchChain = (llm: BaseChatModel) => {
           });
         }
       });
+      break;
+    }
 
+    case 'brave': {
+      const braveResult = await searchBraveAPI(youtubeQuery);
+      braveResult.results.forEach((result) => {
+        if (result.img_src && result.url && result.title) {
+          const videoId = new URL(result.url).searchParams.get('v');
+          videos.push({
+            img_src: result.img_src,
+            url: result.url,
+            title: result.title,
+            iframe_src: videoId
+              ? `https://www.youtube.com/embed/${videoId}`
+              : null,
+          });
+        }
+      });
+      break;
+    }
+
+    case 'yacy': {
+      console.log('Not available for yacy');
+      videos = [];
+      break;
+    }
+
+    case 'bing': {
+      const bingResult = await searchBingAPI(youtubeQuery);
+      bingResult.results.forEach((result) => {
+        if (result.img_src && result.url && result.title) {
+          const videoId = new URL(result.url).searchParams.get('v');
+          videos.push({
+            img_src: result.img_src,
+            url: result.url,
+            title: result.title,
+            iframe_src: videoId
+              ? `https://www.youtube.com/embed/${videoId}`
+              : null,
+          });
+        }
+      });
+      break;
+    }
+
+    default:
+      throw new Error(`Unknown search engine ${searchEngine}`);
+  }
+
+  return videos;
+}
+
+const createVideoSearchChain = (llm: BaseChatModel) => {
+  return RunnableSequence.from([
+    RunnableMap.from({
+      chat_history: (input: VideoSearchChainInput) => {
+        return formatChatHistoryAsString(input.chat_history);
+      },
+      query: (input: VideoSearchChainInput) => {
+        return input.query;
+      },
+    }),
+    PromptTemplate.fromTemplate(VideoSearchChainPrompt),
+    llm,
+    strParser,
+    RunnableLambda.from(async (input: string) => {
+      const videos = await performVideoSearch(input);
       return videos.slice(0, 10);
     }),
   ]);

src/config.ts

@@ -8,12 +8,14 @@ interface Config {
   GENERAL: {
     PORT: number;
     SIMILARITY_MEASURE: string;
-    CONFIG_PASSWORD: string;
-    DISCOVER_ENABLED: boolean;
-    LIBRARY_ENABLED: boolean;
-    COPILOT_ENABLED: boolean;
     KEEP_ALIVE: string;
   };
+  SEARCH_ENGINE_BACKENDS: {
+    SEARCH: string;
+    IMAGE: string;
+    VIDEO: string;
+    NEWS: string;
+  };
   MODELS: {
     OPENAI: {
       API_KEY: string;
@@ -36,8 +38,23 @@ interface Config {
       MODEL_NAME: string;
     };
   };
-  API_ENDPOINTS: {
-    SEARXNG: string;
+  SEARCH_ENGINES: {
+    GOOGLE: {
+      API_KEY: string;
+      CSE_ID: string;
+    };
+    SEARXNG: {
+      ENDPOINT: string;
+    };
+    BING: {
+      SUBSCRIPTION_KEY: string;
+    };
+    BRAVE: {
+      API_KEY: string;
+    };
+    YACY: {
+      ENDPOINT: string;
+    };
   };
 }
 
@@ -55,14 +72,6 @@ export const getPort = () => loadConfig().GENERAL.PORT;
 export const getSimilarityMeasure = () =>
   loadConfig().GENERAL.SIMILARITY_MEASURE;
 
-export const getConfigPassword = () => loadConfig().GENERAL.CONFIG_PASSWORD;
-
-export const isDiscoverEnabled = () => loadConfig().GENERAL.DISCOVER_ENABLED;
-
-export const isLibraryEnabled = () => loadConfig().GENERAL.LIBRARY_ENABLED;
-
-export const isCopilotEnabled = () => loadConfig().GENERAL.COPILOT_ENABLED;
-
 export const getKeepAlive = () => loadConfig().GENERAL.KEEP_ALIVE;
 
 export const getOpenaiApiKey = () => loadConfig().MODELS.OPENAI.API_KEY;
@@ -73,8 +82,32 @@ export const getAnthropicApiKey = () => loadConfig().MODELS.ANTHROPIC.API_KEY;
 
 export const getGeminiApiKey = () => loadConfig().MODELS.GEMINI.API_KEY;
 
+export const getSearchEngineBackend = () =>
+  loadConfig().SEARCH_ENGINE_BACKENDS.SEARCH;
+
+export const getImageSearchEngineBackend = () =>
+  loadConfig().SEARCH_ENGINE_BACKENDS.IMAGE || getSearchEngineBackend();
+
+export const getVideoSearchEngineBackend = () =>
+  loadConfig().SEARCH_ENGINE_BACKENDS.VIDEO || getSearchEngineBackend();
+
+export const getNewsSearchEngineBackend = () =>
+  loadConfig().SEARCH_ENGINE_BACKENDS.NEWS || getSearchEngineBackend();
+
+export const getGoogleApiKey = () => loadConfig().SEARCH_ENGINES.GOOGLE.API_KEY;
+
+export const getGoogleCseId = () => loadConfig().SEARCH_ENGINES.GOOGLE.CSE_ID;
+
+export const getBraveApiKey = () => loadConfig().SEARCH_ENGINES.BRAVE.API_KEY;
+
+export const getBingSubscriptionKey = () =>
+  loadConfig().SEARCH_ENGINES.BING.SUBSCRIPTION_KEY;
+
+export const getYacyJsonEndpoint = () =>
+  loadConfig().SEARCH_ENGINES.YACY.ENDPOINT;
+
 export const getSearxngApiEndpoint = () =>
-  process.env.SEARXNG_API_URL || loadConfig().API_ENDPOINTS.SEARXNG;
+  process.env.SEARXNG_API_URL || loadConfig().SEARCH_ENGINES.SEARXNG.ENDPOINT;
 
 export const getOllamaApiEndpoint = () => loadConfig().MODELS.OLLAMA.API_URL;
 

src/lib/searchEngines/bing.ts

@@ -0,0 +1,105 @@
+import axios from 'axios';
+import { getBingSubscriptionKey } from '../../config';
+
+interface BingAPISearchResult {
+  _type: string;
+  name: string;
+  url: string;
+  displayUrl: string;
+  snippet?: string;
+  dateLastCrawled?: string;
+  thumbnailUrl?: string;
+  contentUrl?: string;
+  hostPageUrl?: string;
+  width?: number;
+  height?: number;
+  accentColor?: string;
+  contentSize?: string;
+  datePublished?: string;
+  encodingFormat?: string;
+  hostPageDisplayUrl?: string;
+  id?: string;
+  isLicensed?: boolean;
+  isFamilyFriendly?: boolean;
+  language?: string;
+  mediaUrl?: string;
+  motionThumbnailUrl?: string;
+  publisher?: string;
+  viewCount?: number;
+  webSearchUrl?: string;
+  primaryImageOfPage?: {
+    thumbnailUrl?: string;
+    width?: number;
+    height?: number;
+  };
+  video?: {
+    allowHttpsEmbed?: boolean;
+    embedHtml?: string;
+    allowMobileEmbed?: boolean;
+    viewCount?: number;
+    duration?: string;
+  };
+  image?: {
+    thumbnail?: {
+      contentUrl?: string;
+      width?: number;
+      height?: number;
+    };
+    imageInsightsToken?: string;
+    imageId?: string;
+  };
+}
+
+export const searchBingAPI = async (query: string) => {
+  try {
+    const bingApiKey = await getBingSubscriptionKey();
+    const url = new URL(`https://api.cognitive.microsoft.com/bing/v7.0/search`);
+    url.searchParams.append('q', query);
+    url.searchParams.append('responseFilter', 'Webpages,Images,Videos');
+
+    const res = await axios.get(url.toString(), {
+      headers: {
+        'Ocp-Apim-Subscription-Key': bingApiKey,
+        Accept: 'application/json',
+      },
+    });
+
+    if (res.data.error) {
+      throw new Error(`Bing API Error: ${res.data.error.message}`);
+    }
+
+    const originalres = res.data;
+
+    // Extract web, image, and video results
+    const webResults = originalres.webPages?.value || [];
+    const imageResults = originalres.images?.value || [];
+    const videoResults = originalres.videos?.value || [];
+
+    const results = webResults.map((item: BingAPISearchResult) => ({
+      title: item.name,
+      url: item.url,
+      content: item.snippet,
+      img_src:
+        item.primaryImageOfPage?.thumbnailUrl ||
+        imageResults.find((img: any) => img.hostPageUrl === item.url)
+          ?.thumbnailUrl ||
+        videoResults.find((vid: any) => vid.hostPageUrl === item.url)
+          ?.thumbnailUrl,
+      ...(item.video && {
+        videoData: {
+          duration: item.video.duration,
+          embedUrl: item.video.embedHtml?.match(/src="(.*?)"/)?.[1],
+        },
+        publisher: item.publisher,
+        datePublished: item.datePublished,
+      }),
+    }));
+
+    return { results, originalres };
+  } catch (error) {
+    const errorMessage = error.response?.data
+      ? JSON.stringify(error.response.data, null, 2)
+      : error.message || 'Unknown error';
+    throw new Error(`Bing API Error: ${errorMessage}`);
+  }
+};

src/lib/searchEngines/brave.ts

@@ -0,0 +1,102 @@
+import axios from 'axios';
+import { getBraveApiKey } from '../../config';
+
+interface BraveSearchResult {
+  title: string;
+  url: string;
+  content?: string;
+  img_src?: string;
+  age?: string;
+  family_friendly?: boolean;
+  language?: string;
+  video?: {
+    embedUrl?: string;
+    duration?: string;
+  };
+  rating?: {
+    value: number;
+    scale: number;
+  };
+  products?: Array<{
+    name: string;
+    price?: string;
+  }>;
+  recipe?: {
+    ingredients?: string[];
+    cookTime?: string;
+  };
+  meta?: {
+    fetched?: string;
+    lastCrawled?: string;
+  };
+}
+
+export const searchBraveAPI = async (
+  query: string,
+  numResults: number = 20,
+): Promise<{ results: BraveSearchResult[]; originalres: any }> => {
+  try {
+    const braveApiKey = await getBraveApiKey();
+    const url = new URL(`https://api.search.brave.com/res/v1/web/search`);
+
+    url.searchParams.append('q', query);
+    url.searchParams.append('count', numResults.toString());
+
+    const res = await axios.get(url.toString(), {
+      headers: {
+        'X-Subscription-Token': braveApiKey,
+        Accept: 'application/json',
+      },
+    });
+
+    if (res.data.error) {
+      throw new Error(`Brave API Error: ${res.data.error.message}`);
+    }
+
+    const originalres = res.data;
+    const webResults = originalres.web?.results || [];
+
+    const results: BraveSearchResult[] = webResults.map((item: any) => ({
+      title: item.title,
+      url: item.url,
+      content: item.description,
+      img_src: item.thumbnail?.src || item.deep_results?.images?.[0]?.src,
+      age: item.age,
+      family_friendly: item.family_friendly,
+      language: item.language,
+      video: item.video
+        ? {
+            embedUrl: item.video.embed_url,
+            duration: item.video.duration,
+          }
+        : undefined,
+      rating: item.rating
+        ? {
+            value: item.rating.value,
+            scale: item.rating.scale_max,
+          }
+        : undefined,
+      products: item.deep_results?.product_cluster?.map((p: any) => ({
+        name: p.name,
+        price: p.price,
+      })),
+      recipe: item.recipe
+        ? {
+            ingredients: item.recipe.ingredients,
+            cookTime: item.recipe.cook_time,
+          }
+        : undefined,
+      meta: {
+        fetched: item.meta?.fetched,
+        lastCrawled: item.meta?.last_crawled,
+      },
+    }));
+
+    return { results, originalres };
+  } catch (error) {
+    const errorMessage = error.response?.data
+      ? JSON.stringify(error.response.data, null, 2)
+      : error.message || 'Unknown error';
+    throw new Error(`Brave API Error: ${errorMessage}`);
+  }
+};

src/lib/searchEngines/google_pse.ts

@@ -0,0 +1,85 @@
+import axios from 'axios';
+import { getGoogleApiKey, getGoogleCseId } from '../../config';
+
+interface GooglePSESearchResult {
+  kind: string;
+  title: string;
+  htmlTitle: string;
+  link: string;
+  displayLink: string;
+  snippet?: string;
+  htmlSnippet?: string;
+  cacheId?: string;
+  formattedUrl: string;
+  htmlFormattedUrl: string;
+  pagemap?: {
+    videoobject: any;
+    cse_thumbnail?: Array<{
+      src: string;
+      width: string;
+      height: string;
+    }>;
+    metatags?: Array<{
+      [key: string]: string;
+      author?: string;
+    }>;
+    cse_image?: Array<{
+      src: string;
+    }>;
+  };
+  fileFormat?: string;
+  image?: {
+    contextLink: string;
+    thumbnailLink: string;
+  };
+  mime?: string;
+  labels?: Array<{
+    name: string;
+    displayName: string;
+  }>;
+}
+
+export const searchGooglePSE = async (query: string) => {
+  try {
+    const [googleApiKey, googleCseID] = await Promise.all([
+      getGoogleApiKey(),
+      getGoogleCseId(),
+    ]);
+
+    const url = new URL(`https://www.googleapis.com/customsearch/v1`);
+    url.searchParams.append('q', query);
+    url.searchParams.append('cx', googleCseID);
+    url.searchParams.append('key', googleApiKey);
+
+    const res = await axios.get(url.toString());
+
+    if (res.data.error) {
+      throw new Error(`Google PSE Error: ${res.data.error.message}`);
+    }
+
+    const originalres = res.data.items;
+
+    const results = originalres.map((item: GooglePSESearchResult) => ({
+      title: item.title,
+      url: item.link,
+      content: item.snippet,
+      img_src:
+        item.pagemap?.cse_image?.[0]?.src ||
+        item.pagemap?.cse_thumbnail?.[0]?.src ||
+        item.image?.thumbnailLink,
+      ...(item.pagemap?.videoobject?.[0] && {
+        videoData: {
+          duration: item.pagemap.videoobject[0].duration,
+          embedUrl: item.pagemap.videoobject[0].embedurl,
+        },
+      }),
+    }));
+
+    return { results, originalres };
+  } catch (error) {
+    const errorMessage = error.response?.data
+      ? JSON.stringify(error.response.data, null, 2)
+      : error.message || 'Unknown error';
+    throw new Error(`Google PSE Error: ${errorMessage}`);
+  }
+};

src/lib/searchEngines/searxng.ts

@@ -1,5 +1,5 @@
 import axios from 'axios';
-import { getSearxngApiEndpoint } from '../config';
+import { getSearxngApiEndpoint } from '../../config';
 
 interface SearxngSearchOptions {
   categories?: string[];

src/lib/searchEngines/yacy.ts

@@ -0,0 +1,79 @@
+import axios from 'axios';
+import { getYacyJsonEndpoint } from '../../config';
+
+interface YaCySearchResult {
+  channels: {
+    title: string;
+    description: string;
+    link: string;
+    image: {
+      url: string;
+      title: string;
+      link: string;
+    };
+    startIndex: string;
+    itemsPerPage: string;
+    searchTerms: string;
+    items: {
+      title: string;
+      link: string;
+      code: string;
+      description: string;
+      pubDate: string;
+      image?: string;
+      size: string;
+      sizename: string;
+      guid: string;
+      faviconUrl: string;
+      host: string;
+      path: string;
+      file: string;
+      urlhash: string;
+      ranking: string;
+    }[];
+    navigation: {
+      facetname: string;
+      displayname: string;
+      type: string;
+      min: string;
+      max: string;
+      mean: string;
+      elements: {
+        name: string;
+        count: string;
+        modifier: string;
+        url: string;
+      }[];
+    }[];
+  }[];
+}
+
+export const searchYaCy = async (query: string, numResults: number = 20) => {
+  try {
+    const yacyBaseUrl = getYacyJsonEndpoint();
+
+    const url = new URL(`${yacyBaseUrl}/yacysearch.json`);
+    url.searchParams.append('query', query);
+    url.searchParams.append('count', numResults.toString());
+
+    const res = await axios.get(url.toString());
+
+    const originalres = res.data as YaCySearchResult;
+
+    const results = originalres.channels[0].items.map((item) => ({
+      title: item.title,
+      url: item.link,
+      content: item.description,
+      img_src: item.image || null,
+      pubDate: item.pubDate,
+      host: item.host,
+    }));
+
+    return { results, originalres };
+  } catch (error) {
+    const errorMessage = error.response?.data
+      ? JSON.stringify(error.response.data, null, 2)
+      : error.message || 'Unknown error';
+    throw new Error(`YaCy Error: ${errorMessage}`);
+  }
+};

src/routes/config.ts

@@ -10,28 +10,26 @@ import {
   getGeminiApiKey,
   getOpenaiApiKey,
   updateConfig,
-  getConfigPassword,
-  isLibraryEnabled,
-  isCopilotEnabled,
-  isDiscoverEnabled,
   getCustomOpenaiApiUrl,
   getCustomOpenaiApiKey,
   getCustomOpenaiModelName,
+  getSearchEngineBackend,
+  getImageSearchEngineBackend,
+  getVideoSearchEngineBackend,
+  getNewsSearchEngineBackend,
+  getSearxngApiEndpoint,
+  getGoogleApiKey,
+  getGoogleCseId,
+  getBingSubscriptionKey,
+  getBraveApiKey,
+  getYacyJsonEndpoint,
 } from '../config';
 import logger from '../utils/logger';
 
 const router = express.Router();
 
-router.get('/', async (req, res) => {
+router.get('/', async (_, res) => {
   try {
-    const authHeader = req.headers['authorization']?.split(' ')[1];
-    const password = getConfigPassword();
-
-    if (authHeader !== password) {
-      res.status(401).json({ message: 'Unauthorized' });
-      return;
-    }
-
     const config = {};
 
     const [chatModelProviders, embeddingModelProviders] = await Promise.all([
@@ -73,6 +71,21 @@ router.get('/', async (req, res) => {
     config['customOpenaiApiKey'] = getCustomOpenaiApiKey();
     config['customOpenaiModelName'] = getCustomOpenaiModelName();
     
+    // Add search engine configuration
+    config['searchEngineBackends'] = {
+      search: getSearchEngineBackend(),
+      image: getImageSearchEngineBackend(),
+      video: getVideoSearchEngineBackend(),
+      news: getNewsSearchEngineBackend(),
+    };
+    
+    config['searxngEndpoint'] = getSearxngApiEndpoint();
+    config['googleApiKey'] = getGoogleApiKey();
+    config['googleCseId'] = getGoogleCseId();
+    config['bingSubscriptionKey'] = getBingSubscriptionKey();
+    config['braveApiKey'] = getBraveApiKey();
+    config['yacyEndpoint'] = getYacyJsonEndpoint();
+
     res.status(200).json(config);
   } catch (err: any) {
     res.status(500).json({ message: 'An error has occurred.' });
@@ -81,22 +94,9 @@ router.get('/', async (req, res) => {
 });
 
 router.post('/', async (req, res) => {
-  const authHeader = req.headers['authorization']?.split(' ')[1];
-  const password = getConfigPassword();
-
-  if (authHeader !== password) {
-    res.status(401).json({ message: 'Unauthorized' });
-    return;
-  }
-
   const config = req.body;
 
   const updatedConfig = {
-    GENERAL: {
-      DISCOVER_ENABLED: config.isDiscoverEnabled,
-      LIBRARY_ENABLED: config.isLibraryEnabled,
-      COPILOT_ENABLED: config.isCopilotEnabled,
-    },
     MODELS: {
       OPENAI: {
         API_KEY: config.openaiApiKey,
@@ -119,6 +119,30 @@ router.post('/', async (req, res) => {
         MODEL_NAME: config.customOpenaiModelName,
       },
     },
+    SEARCH_ENGINE_BACKENDS: config.searchEngineBackends ? {
+      SEARCH: config.searchEngineBackends.search,
+      IMAGE: config.searchEngineBackends.image,
+      VIDEO: config.searchEngineBackends.video,
+      NEWS: config.searchEngineBackends.news,
+    } : undefined,
+    SEARCH_ENGINES: {
+      GOOGLE: {
+        API_KEY: config.googleApiKey,
+        CSE_ID: config.googleCseId,
+      },
+      SEARXNG: {
+        ENDPOINT: config.searxngEndpoint,
+      },
+      BING: {
+        SUBSCRIPTION_KEY: config.bingSubscriptionKey,
+      },
+      BRAVE: {
+        API_KEY: config.braveApiKey,
+      },
+      YACY: {
+        ENDPOINT: config.yacyEndpoint,
+      },
+    },
   };
 
   updateConfig(updatedConfig);
@@ -126,14 +150,4 @@ router.post('/', async (req, res) => {
   res.status(200).json({ message: 'Config updated' });
 });
 
-router.get('/preferences', (_, res) => {
-  const preferences = {
-    isLibraryEnabled: isLibraryEnabled(),
-    isCopilotEnabled: isCopilotEnabled(),
-    isDiscoverEnabled: isDiscoverEnabled(),
-  };
-
-  res.status(200).json(preferences);
-});
-
 export default router;

src/routes/discover.ts

@@ -1,42 +1,125 @@
 import express from 'express';
-import { searchSearxng } from '../lib/searxng';
+import { searchSearxng } from '../lib/searchEngines/searxng';
+import { searchGooglePSE } from '../lib/searchEngines/google_pse';
+import { searchBraveAPI } from '../lib/searchEngines/brave';
+import { searchYaCy } from '../lib/searchEngines/yacy';
+import { searchBingAPI } from '../lib/searchEngines/bing';
+import { getNewsSearchEngineBackend } from '../config';
 import logger from '../utils/logger';
 
 const router = express.Router();
 
+async function performSearch(query: string, site: string) {
+  const searchEngine = getNewsSearchEngineBackend();
+  switch (searchEngine) {
+    case 'google': {
+      const googleResult = await searchGooglePSE(query);
+
+      return googleResult.originalres.map((item) => {
+        const imageSources = [
+          item.pagemap?.cse_image?.[0]?.src,
+          item.pagemap?.cse_thumbnail?.[0]?.src,
+          item.pagemap?.metatags?.[0]?.['og:image'],
+          item.pagemap?.metatags?.[0]?.['twitter:image'],
+          item.pagemap?.metatags?.[0]?.['image'],
+        ].filter(Boolean); // Remove undefined values
+
+        return {
+          title: item.title,
+          url: item.link,
+          content: item.snippet,
+          thumbnail: imageSources[0], // First available image
+          img_src: imageSources[0], // Same as thumbnail for consistency
+          iframe_src: null,
+          author: item.pagemap?.metatags?.[0]?.['og:site_name'] || site,
+          publishedDate:
+            item.pagemap?.metatags?.[0]?.['article:published_time'],
+        };
+      });
+    }
+
+    case 'searxng': {
+      const searxResult = await searchSearxng(query, {
+        engines: ['bing news'],
+        pageno: 1,
+      });
+      return searxResult.results;
+    }
+
+    case 'brave': {
+      const braveResult = await searchBraveAPI(query);
+      return braveResult.results.map((item) => ({
+        title: item.title,
+        url: item.url,
+        content: item.content,
+        thumbnail: item.img_src,
+        img_src: item.img_src,
+        iframe_src: null,
+        author: item.meta?.fetched || site,
+        publishedDate: item.meta?.lastCrawled,
+      }));
+    }
+
+    case 'yacy': {
+      const yacyResult = await searchYaCy(query);
+      return yacyResult.results.map((item) => ({
+        title: item.title,
+        url: item.url,
+        content: item.content,
+        thumbnail: item.img_src,
+        img_src: item.img_src,
+        iframe_src: null,
+        author: item?.host || site,
+        publishedDate: item?.pubDate,
+      }));
+    }
+
+    case 'bing': {
+      const bingResult = await searchBingAPI(query);
+      return bingResult.results.map((item) => ({
+        title: item.title,
+        url: item.url,
+        content: item.content,
+        thumbnail: item.img_src,
+        img_src: item.img_src,
+        iframe_src: null,
+        author: item?.publisher || site,
+        publishedDate: item?.datePublished,
+      }));
+    }
+
+    default:
+      throw new Error(`Unknown search engine ${searchEngine}`);
+  }
+}
+
 router.get('/', async (req, res) => {
   try {
+    const queries = [
+      { site: 'businessinsider.com', topic: 'AI' },
+      { site: 'www.exchangewire.com', topic: 'AI' },
+      { site: 'yahoo.com', topic: 'AI' },
+      { site: 'businessinsider.com', topic: 'tech' },
+      { site: 'www.exchangewire.com', topic: 'tech' },
+      { site: 'yahoo.com', topic: 'tech' },
+    ];
+
     const data = (
-      await Promise.all([
-        searchSearxng('site:businessinsider.com AI', {
-          engines: ['bing news'],
-          pageno: 1,
+      await Promise.all(
+        queries.map(async ({ site, topic }) => {
+          try {
+            const query = `site:${site} ${topic}`;
+            return await performSearch(query, site);
+          } catch (error) {
+            logger.error(`Error searching ${site}: ${error.message}`);
+            return [];
+          }
         }),
-        searchSearxng('site:www.exchangewire.com AI', {
-          engines: ['bing news'],
-          pageno: 1,
-        }),
-        searchSearxng('site:yahoo.com AI', {
-          engines: ['bing news'],
-          pageno: 1,
-        }),
-        searchSearxng('site:businessinsider.com tech', {
-          engines: ['bing news'],
-          pageno: 1,
-        }),
-        searchSearxng('site:www.exchangewire.com tech', {
-          engines: ['bing news'],
-          pageno: 1,
-        }),
-        searchSearxng('site:yahoo.com tech', {
-          engines: ['bing news'],
-          pageno: 1,
-        }),
-      ])
       )
-      .map((result) => result.results)
+    )
       .flat()
-      .sort(() => Math.random() - 0.5);
+      .sort(() => Math.random() - 0.5)
+      .filter((item) => item.title && item.url && item.content);
 
     return res.json({ blogs: data });
   } catch (err: any) {

src/routes/models.ts

@@ -9,34 +9,11 @@ const router = express.Router();
 
 router.get('/', async (req, res) => {
   try {
-    const [chatModelProvidersRaw, embeddingModelProvidersRaw] =
-      await Promise.all([
+    const [chatModelProviders, embeddingModelProviders] = await Promise.all([
       getAvailableChatModelProviders(),
       getAvailableEmbeddingModelProviders(),
     ]);
 
-    const chatModelProviders = {};
-
-    const chatModelProvidersKeys = Object.keys(chatModelProvidersRaw);
-    chatModelProvidersKeys.forEach((provider) => {
-      chatModelProviders[provider] = {};
-      const models = Object.keys(chatModelProvidersRaw[provider]);
-      models.forEach((model) => {
-        chatModelProviders[provider][model] = {};
-      });
-    });
-
-    const embeddingModelProviders = {};
-
-    const embeddingModelProvidersKeys = Object.keys(embeddingModelProvidersRaw);
-    embeddingModelProvidersKeys.forEach((provider) => {
-      embeddingModelProviders[provider] = {};
-      const models = Object.keys(embeddingModelProvidersRaw[provider]);
-      models.forEach((model) => {
-        embeddingModelProviders[provider][model] = {};
-      });
-    });
-
     Object.keys(chatModelProviders).forEach((provider) => {
       Object.keys(chatModelProviders[provider]).forEach((model) => {
         delete chatModelProviders[provider][model].model;

src/search/metaSearchAgent.ts

@@ -17,7 +17,12 @@ import LineListOutputParser from '../lib/outputParsers/listLineOutputParser';
 import LineOutputParser from '../lib/outputParsers/lineOutputParser';
 import { getDocumentsFromLinks } from '../utils/documents';
 import { Document } from 'langchain/document';
-import { searchSearxng } from '../lib/searxng';
+import { searchSearxng } from '../lib/searchEngines/searxng';
+import { searchGooglePSE } from '../lib/searchEngines/google_pse';
+import { searchBingAPI } from '../lib/searchEngines/bing';
+import { searchBraveAPI } from '../lib/searchEngines/brave';
+import { searchYaCy } from '../lib/searchEngines/yacy';
+import { getSearchEngineBackend } from '../config';
 import path from 'path';
 import fs from 'fs';
 import computeSimilarity from '../utils/computeSimilarity';
@@ -203,10 +208,37 @@ class MetaSearchAgent implements MetaSearchAgentType {
 
           return { query: question, docs: docs };
         } else {
-          const res = await searchSearxng(question, {
+          const searchEngine = getSearchEngineBackend();
+
+          let res;
+          switch (searchEngine) {
+            case 'searxng':
+              res = await searchSearxng(question, {
                 language: 'en',
                 engines: this.config.activeEngines,
               });
+              break;
+            case 'google':
+              res = await searchGooglePSE(question);
+              break;
+            case 'bing':
+              res = await searchBingAPI(question);
+              break;
+            case 'brave':
+              res = await searchBraveAPI(question);
+              break;
+            case 'yacy':
+              res = await searchYaCy(question);
+              break;
+            default:
+              throw new Error(`Unknown search engine ${searchEngine}`);
+          }
+
+          if (!res?.results) {
+            throw new Error(
+              `No results found for search engine: ${searchEngine}`,
+            );
+          }
 
           const documents = res.results.map(
             (result) =>

src/websocket/messageHandler.ts

@@ -5,9 +5,8 @@ import type { Embeddings } from '@langchain/core/embeddings';
 import logger from '../utils/logger';
 import db from '../db';
 import { chats, messages as messagesSchema } from '../db/schema';
-import { eq, gt, and } from 'drizzle-orm';
+import { eq, asc, gt, and } from 'drizzle-orm';
 import crypto from 'crypto';
-import { isLibraryEnabled } from '../config';
 import { getFileDetails } from '../utils/files';
 import MetaSearchAgent, {
   MetaSearchAgentType,
@@ -95,8 +94,6 @@ const handleEmitterEvents = (
   let recievedMessage = '';
   let sources = [];
 
-  const libraryEnabled = isLibraryEnabled();
-
   emitter.on('data', (data) => {
     const parsedData = JSON.parse(data);
     if (parsedData.type === 'response') {
@@ -122,7 +119,6 @@ const handleEmitterEvents = (
   emitter.on('end', () => {
     ws.send(JSON.stringify({ type: 'messageEnd', messageId: messageId }));
 
-    if (libraryEnabled) {
     db.insert(messagesSchema)
       .values({
         content: recievedMessage,
@@ -135,7 +131,6 @@ const handleEmitterEvents = (
         }),
       })
       .execute();
-    }
   });
   emitter.on('error', (data) => {
     const parsedData = JSON.parse(data);
@@ -193,8 +188,6 @@ export const handleMessage = async (
       const handler: MetaSearchAgentType =
         searchHandlers[parsedWSMessage.focusMode];
 
-      const libraryEnabled = isLibraryEnabled();
-
       if (handler) {
         try {
           const emitter = await handler.searchAndAnswer(
@@ -208,7 +201,6 @@ export const handleMessage = async (
 
           handleEmitterEvents(emitter, ws, aiMessageId, parsedMessage.chatId);
 
-          if (libraryEnabled) {
           const chat = await db.query.chats.findFirst({
             where: eq(chats.id, parsedMessage.chatId),
           });
@@ -254,7 +246,6 @@ export const handleMessage = async (
               )
               .execute();
           }
-          }
         } catch (err) {
           console.log(err);
         }

ui/app/library/layout.tsx

@@ -5,31 +5,7 @@ export const metadata: Metadata = {
   title: 'Library - Perplexica',
 };
 
-const Layout = async ({ children }: { children: React.ReactNode }) => {
-  const res = await fetch(
-    `${process.env.NEXT_PUBLIC_API_URL}/config/preferences`,
-    {
-      method: 'GET',
-      headers: {
-        'Content-Type': 'application/json',
-      },
-    },
-  );
-
-  const data = await res.json();
-
-  const { isLibraryEnabled } = data;
-
-  if (!isLibraryEnabled) {
-    return (
-      <div className="flex flex-row items-center justify-center min-h-screen w-full">
-        <p className="text-lg dark:text-white/70 text-black/70">
-          Library is disabled
-        </p>
-      </div>
-    );
-  }
-
+const Layout = ({ children }: { children: React.ReactNode }) => {
   return <div>{children}</div>;
 };
 

ui/app/library/page.tsx

@@ -1,9 +1,8 @@
 'use client';
 
 import DeleteChat from '@/components/DeleteChat';
-import { formatTimeDifference } from '@/lib/utils';
-import { cn } from '@/lib/utils';
-import { BookOpenText, ClockIcon } from 'lucide-react';
+import { cn, formatTimeDifference } from '@/lib/utils';
+import { BookOpenText, ClockIcon, Delete, ScanEye } from 'lucide-react';
 import Link from 'next/link';
 import { useEffect, useState } from 'react';
 

ui/app/settings/page.tsx

@@ -23,6 +23,18 @@ interface SettingsType {
   customOpenaiApiKey: string;
   customOpenaiApiUrl: string;
   customOpenaiModelName: string;
+  searchEngineBackends: {
+    search: string;
+    image: string;
+    video: string;
+    news: string;
+  };
+  searxngEndpoint: string;
+  googleApiKey: string;
+  googleCseId: string;
+  bingSubscriptionKey: string;
+  braveApiKey: string;
+  yacyEndpoint: string;
 }
 
 interface InputProps extends React.InputHTMLAttributes<HTMLInputElement> {
@@ -112,97 +124,35 @@ const Page = () => {
   const [automaticImageSearch, setAutomaticImageSearch] = useState(false);
   const [automaticVideoSearch, setAutomaticVideoSearch] = useState(false);
   const [savingStates, setSavingStates] = useState<Record<string, boolean>>({});
-  
-  const [password, setPassword] = useState('');
-  const [passwordSubmitted, setPasswordSubmitted] = useState(false);
-  const [isPasswordValid, setIsPasswordValid] = useState(true);
-
-  const handlePasswordSubmit = async () => {
-    setIsLoading(true);
-    setPasswordSubmitted(true);
-
-    const res = await fetch(`${process.env.NEXT_PUBLIC_API_URL}/config`, {
-      headers: {
-        'Content-Type': 'application/json',
-        Authorization: `Bearer ${password}`,
-      },
+  const [searchEngineBackends, setSearchEngineBackends] = useState({
+    search: '',
+    image: '',
+    video: '',
+    news: '',
   });
 
-    if (res.status === 401) {
-      setIsPasswordValid(false);
-      setPasswordSubmitted(false);
-      setIsLoading(false);
-      return;
-    } else {
-      setIsPasswordValid(true);
-    }
-
-    const data = (await res.json()) as SettingsType;
-    setConfig(data);
-
-    const chatModelProvidersKeys = Object.keys(data.chatModelProviders || {});
-    const embeddingModelProvidersKeys = Object.keys(
-      data.embeddingModelProviders || {},
-    );
-
-    const defaultChatModelProvider =
-      chatModelProvidersKeys.length > 0 ? chatModelProvidersKeys[0] : '';
-    const defaultEmbeddingModelProvider =
-      embeddingModelProvidersKeys.length > 0
-        ? embeddingModelProvidersKeys[0]
-        : '';
-
-    const chatModelProvider =
-      localStorage.getItem('chatModelProvider') ||
-      defaultChatModelProvider ||
-      '';
-    const chatModel =
-      localStorage.getItem('chatModel') ||
-      (data.chatModelProviders &&
-      data.chatModelProviders[chatModelProvider]?.length > 0
-        ? data.chatModelProviders[chatModelProvider][0].name
-        : undefined) ||
-      '';
-    const embeddingModelProvider =
-      localStorage.getItem('embeddingModelProvider') ||
-      defaultEmbeddingModelProvider ||
-      '';
-    const embeddingModel =
-      localStorage.getItem('embeddingModel') ||
-      (data.embeddingModelProviders &&
-        data.embeddingModelProviders[embeddingModelProvider]?.[0].name) ||
-      '';
-
-    setSelectedChatModelProvider(chatModelProvider);
-    setSelectedChatModel(chatModel);
-    setSelectedEmbeddingModelProvider(embeddingModelProvider);
-    setSelectedEmbeddingModel(embeddingModel);
-    setChatModels(data.chatModelProviders || {});
-    setEmbeddingModels(data.embeddingModelProviders || {});
-
-    setAutomaticImageSearch(
-      localStorage.getItem('autoImageSearch') === 'true',
-    );
-    setAutomaticVideoSearch(
-      localStorage.getItem('autoVideoSearch') === 'true',
-    );
-
-    setIsLoading(false);
-  };
-
   useEffect(() => {
     const fetchConfig = async () => {
       setIsLoading(true);
       const res = await fetch(`${process.env.NEXT_PUBLIC_API_URL}/config`, {
         headers: {
           'Content-Type': 'application/json',
-          Authorization: `Bearer ${password}`,
         },
       });
 
       const data = (await res.json()) as SettingsType;
       setConfig(data);
 
+      // Set search engine backends if they exist in the response
+      if (data.searchEngineBackends) {
+        setSearchEngineBackends({
+          search: data.searchEngineBackends.search || '',
+          image: data.searchEngineBackends.image || '',
+          video: data.searchEngineBackends.video || '',
+          news: data.searchEngineBackends.news || '',
+        });
+      }
+
       const chatModelProvidersKeys = Object.keys(data.chatModelProviders || {});
       const embeddingModelProvidersKeys = Object.keys(
         data.embeddingModelProviders || {},
@@ -271,16 +221,11 @@ const Page = () => {
           method: 'POST',
           headers: {
             'Content-Type': 'application/json',
-            Authorization: `Bearer ${password}`,
           },
           body: JSON.stringify(updatedConfig),
         },
       );
 
-      if (response.status === 401) {
-        throw new Error('Unauthorized');
-      }
-
       if (!response.ok) {
         throw new Error('Failed to update config');
       }
@@ -294,7 +239,6 @@ const Page = () => {
         const res = await fetch(`${process.env.NEXT_PUBLIC_API_URL}/config`, {
           headers: {
             'Content-Type': 'application/json',
-            Authorization: `Bearer ${password}`,
           },
         });
 
@@ -415,6 +359,8 @@ const Page = () => {
         localStorage.setItem('embeddingModelProvider', value);
       } else if (key === 'embeddingModel') {
         localStorage.setItem('embeddingModel', value);
+      } else if (key === 'searchEngineBackends') {
+        localStorage.setItem('searchEngineBackends', value);
       }
     } catch (err) {
       console.error('Failed to save:', err);
@@ -460,33 +406,6 @@ const Page = () => {
             />
           </svg>
         </div>
-      ) : !passwordSubmitted ? (
-        <div className="flex flex-col max-w-md mx-auto mt-10 p-6 bg-light-secondary dark:bg-dark-secondary border border-light-200 dark:border-dark-200 rounded-2xl">
-          <h2 className="text-sm text-black/80 dark:text-white/80">
-          Enter the password to access the settings
-          </h2>
-          <div className="flex flex-col">
-            <Input
-              type="password"
-              placeholder="Password"
-              className="mt-4"
-              disabled={isLoading}
-              onChange={(e) => setPassword(e.target.value)}
-            />
-          </div>
-          {!isPasswordValid && (
-            <p className="text-xs text-red-500 mt-2">
-              Password is incorrect
-            </p>
-          )}
-          <button
-            onClick={handlePasswordSubmit}
-            disabled={isLoading}
-            className="bg-[#24A0ED] flex flex-row items-center text-xs mt-4 text-white disabled:text-white/50 hover:bg-opacity-85 transition duration-100 disabled:bg-[#ececec21] rounded-full px-4 py-2"
-          >
-            Submit
-          </button>
-        </div>
       ) : (
         config && (
           <div className="flex flex-col space-y-6 pb-28 lg:pb-8">
@@ -904,6 +823,234 @@ const Page = () => {
                 </div>
               </div>
             </SettingsSection>
+
+            <SettingsSection title="Search Engine Settings">
+              <div className="flex flex-col space-y-4">
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    Default Search Engine
+                  </p>
+                  <Select
+                    value={searchEngineBackends.search}
+                    onChange={(e) => {
+                      const value = e.target.value;
+                      setSearchEngineBackends((prev) => ({
+                        ...prev,
+                        search: value,
+                      }));
+                      saveConfig('searchEngineBackends', {
+                        ...searchEngineBackends,
+                        search: value,
+                      });
+                    }}
+                    options={[
+                      { value: 'searxng', label: 'SearXNG' },
+                      { value: 'google', label: 'Google' },
+                      { value: 'bing', label: 'Bing' },
+                      { value: 'brave', label: 'Brave' },
+                      { value: 'yacy', label: 'YaCy' },
+                    ]}
+                  />
+                </div>
+
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    Image Search Engine
+                  </p>
+                  <Select
+                    value={searchEngineBackends.image}
+                    onChange={(e) => {
+                      const value = e.target.value;
+                      setSearchEngineBackends((prev) => ({
+                        ...prev,
+                        image: value,
+                      }));
+                      saveConfig('searchEngineBackends', {
+                        ...searchEngineBackends,
+                        image: value,
+                      });
+                    }}
+                    options={[
+                      { value: '', label: 'Use Default Search Engine' },
+                      { value: 'searxng', label: 'SearXNG' },
+                      { value: 'google', label: 'Google' },
+                      { value: 'bing', label: 'Bing' },
+                      { value: 'brave', label: 'Brave' },
+                    ]}
+                  />
+                </div>
+
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    Video Search Engine
+                  </p>
+                  <Select
+                    value={searchEngineBackends.video}
+                    onChange={(e) => {
+                      const value = e.target.value;
+                      setSearchEngineBackends((prev) => ({
+                        ...prev,
+                        video: value,
+                      }));
+                      saveConfig('searchEngineBackends', {
+                        ...searchEngineBackends,
+                        video: value,
+                      });
+                    }}
+                    options={[
+                      { value: '', label: 'Use Default Search Engine' },
+                      { value: 'searxng', label: 'SearXNG' },
+                      { value: 'google', label: 'Google' },
+                      { value: 'bing', label: 'Bing' },
+                      { value: 'brave', label: 'Brave' },
+                    ]}
+                  />
+                </div>
+
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    News Search Engine
+                  </p>
+                  <Select
+                    value={searchEngineBackends.news}
+                    onChange={(e) => {
+                      const value = e.target.value;
+                      setSearchEngineBackends((prev) => ({
+                        ...prev,
+                        news: value,
+                      }));
+                      saveConfig('searchEngineBackends', {
+                        ...searchEngineBackends,
+                        news: value,
+                      });
+                    }}
+                    options={[
+                      { value: '', label: 'Use Default Search Engine' },
+                      { value: 'searxng', label: 'SearXNG' },
+                      { value: 'google', label: 'Google' },
+                      { value: 'bing', label: 'Bing' },
+                      { value: 'brave', label: 'Brave' },
+                    ]}
+                  />
+                </div>
+
+                <div className="pt-4 border-t border-light-200 dark:border-dark-200">
+                  <div className="flex flex-col space-y-1">
+                    <p className="text-black/70 dark:text-white/70 text-sm">
+                      SearXNG Endpoint
+                    </p>
+                    <Input
+                      type="text"
+                      placeholder="SearXNG API Endpoint"
+                      value={config.searxngEndpoint || ''}
+                      isSaving={savingStates['searxngEndpoint']}
+                      onChange={(e) => {
+                        setConfig((prev) => ({
+                          ...prev!,
+                          searxngEndpoint: e.target.value,
+                        }));
+                      }}
+                      onSave={(value) => saveConfig('searxngEndpoint', value)}
+                    />
+                  </div>
+                </div>
+
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    Google API Key
+                  </p>
+                  <Input
+                    type="text"
+                    placeholder="Google API Key"
+                    value={config.googleApiKey || ''}
+                    isSaving={savingStates['googleApiKey']}
+                    onChange={(e) => {
+                      setConfig((prev) => ({
+                        ...prev!,
+                        googleApiKey: e.target.value,
+                      }));
+                    }}
+                    onSave={(value) => saveConfig('googleApiKey', value)}
+                  />
+                </div>
+
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    Google CSE ID
+                  </p>
+                  <Input
+                    type="text"
+                    placeholder="Google Custom Search Engine ID"
+                    value={config.googleCseId || ''}
+                    isSaving={savingStates['googleCseId']}
+                    onChange={(e) => {
+                      setConfig((prev) => ({
+                        ...prev!,
+                        googleCseId: e.target.value,
+                      }));
+                    }}
+                    onSave={(value) => saveConfig('googleCseId', value)}
+                  />
+                </div>
+
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    Bing Subscription Key
+                  </p>
+                  <Input
+                    type="text"
+                    placeholder="Bing Subscription Key"
+                    value={config.bingSubscriptionKey || ''}
+                    isSaving={savingStates['bingSubscriptionKey']}
+                    onChange={(e) => {
+                      setConfig((prev) => ({
+                        ...prev!,
+                        bingSubscriptionKey: e.target.value,
+                      }));
+                    }}
+                    onSave={(value) => saveConfig('bingSubscriptionKey', value)}
+                  />
+                </div>
+
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    Brave API Key
+                  </p>
+                  <Input
+                    type="text"
+                    placeholder="Brave API Key"
+                    value={config.braveApiKey || ''}
+                    isSaving={savingStates['braveApiKey']}
+                    onChange={(e) => {
+                      setConfig((prev) => ({
+                        ...prev!,
+                        braveApiKey: e.target.value,
+                      }));
+                    }}
+                    onSave={(value) => saveConfig('braveApiKey', value)}
+                  />
+                </div>
+
+                <div className="flex flex-col space-y-1">
+                  <p className="text-black/70 dark:text-white/70 text-sm">
+                    YaCy Endpoint
+                  </p>
+                  <Input
+                    type="text"
+                    placeholder="YaCy API Endpoint"
+                    value={config.yacyEndpoint || ''}
+                    isSaving={savingStates['yacyEndpoint']}
+                    onChange={(e) => {
+                      setConfig((prev) => ({
+                        ...prev!,
+                        yacyEndpoint: e.target.value,
+                      }));
+                    }}
+                    onSave={(value) => saveConfig('yacyEndpoint', value)}
+                  />
+                </div>
+              </div>
+            </SettingsSection>
           </div>
         )
       )}

ui/components/MessageBox.tsx

@@ -68,7 +68,13 @@ const MessageBox = ({
   return (
     <div>
       {message.role === 'user' && (
-        <div className={cn('w-full', messageIndex === 0 ? 'pt-16' : 'pt-8', 'break-words')}>
+        <div
+          className={cn(
+            'w-full',
+            messageIndex === 0 ? 'pt-16' : 'pt-8',
+            'break-words',
+          )}
+        >
           <h2 className="text-black dark:text-white font-medium text-3xl lg:w-9/12">
             {message.content}
           </h2>

ui/components/MessageInputActions/Copilot.tsx

@@ -1,6 +1,5 @@
 import { cn } from '@/lib/utils';
 import { Switch } from '@headlessui/react';
-import { useEffect } from 'react';
 
 const CopilotToggle = ({
   copilotEnabled,
@@ -9,33 +8,11 @@ const CopilotToggle = ({
   copilotEnabled: boolean;
   setCopilotEnabled: (enabled: boolean) => void;
 }) => {
-  const fetchAndSetCopilotEnabled = async () => {
-    const res = await fetch(
-      `${process.env.NEXT_PUBLIC_API_URL}/config/preferences`,
-      {
-        method: 'GET',
-        headers: {
-          'Content-Type': 'application/json',
-        },
-      },
-    );
-
-    const preferences = await res.json();
-
-    setCopilotEnabled(preferences.isCopilotEnabled);
-  };
-
-  useEffect(() => {
-    fetchAndSetCopilotEnabled();
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, []);
-
   return (
     <div className="group flex flex-row items-center space-x-1 active:scale-95 duration-200 transition cursor-pointer">
       <Switch
         checked={copilotEnabled}
         onChange={setCopilotEnabled}
-        disabled={true}
         className="bg-light-secondary dark:bg-dark-secondary border border-light-200/70 dark:border-dark-200 relative inline-flex h-5 w-10 sm:h-6 sm:w-11 items-center rounded-full"
       >
         <span className="sr-only">Copilot</span>

ui/components/Sidebar.tsx

@@ -4,15 +4,9 @@ import { cn } from '@/lib/utils';
 import { BookOpenText, Home, Search, SquarePen, Settings } from 'lucide-react';
 import Link from 'next/link';
 import { useSelectedLayoutSegments } from 'next/navigation';
-import React, { useEffect, useMemo, useState, type ReactNode } from 'react';
+import React, { useState, type ReactNode } from 'react';
 import Layout from './Layout';
 
-export type Preferences = {
-  isLibraryEnabled: boolean;
-  isDiscoverEnabled: boolean;
-  isCopilotEnabled: boolean;
-};
-
 const VerticalIconContainer = ({ children }: { children: ReactNode }) => {
   return (
     <div className="flex flex-col items-center gap-y-3 w-full">{children}</div>
@@ -23,31 +17,6 @@ const Sidebar = ({ children }: { children: React.ReactNode }) => {
   const segments = useSelectedLayoutSegments();
 
   const [isSettingsOpen, setIsSettingsOpen] = useState(false);
-  const [preferences, setPreferences] = useState<Preferences | null>(null);
-  const [loading, setLoading] = useState(true);
-
-  useEffect(() => {
-    const fetchPreferences = async () => {
-      setLoading(true);
-
-      const res = await fetch(
-        `${process.env.NEXT_PUBLIC_API_URL}/config/preferences`,
-        {
-          method: 'GET',
-          headers: {
-            'Content-Type': 'application/json',
-          },
-        },
-      );
-
-      const data = await res.json();
-
-      setPreferences(data);
-      setLoading(false);
-    };
-
-    fetchPreferences();
-  }, []);
 
   const navLinks = [
     {
@@ -55,44 +24,22 @@ const Sidebar = ({ children }: { children: React.ReactNode }) => {
       href: '/',
       active: segments.length === 0 || segments.includes('c'),
       label: 'Home',
-      show: true,
     },
     {
       icon: Search,
       href: '/discover',
       active: segments.includes('discover'),
       label: 'Discover',
-      show: preferences?.isDiscoverEnabled,
     },
     {
       icon: BookOpenText,
       href: '/library',
       active: segments.includes('library'),
       label: 'Library',
-      show: preferences?.isLibraryEnabled,
     },
   ];
 
-  return loading ? (
-    <div className="flex flex-row items-center justify-center h-full">
-      <svg
-        aria-hidden="true"
-        className="w-8 h-8 text-light-200 fill-light-secondary dark:text-[#202020] animate-spin dark:fill-[#ffffff3b]"
-        viewBox="0 0 100 101"
-        fill="none"
-        xmlns="http://www.w3.org/2000/svg"
-      >
-        <path
-          d="M100 50.5908C100.003 78.2051 78.1951 100.003 50.5908 100C22.9765 99.9972 0.997224 78.018 1 50.4037C1.00281 22.7993 22.8108 0.997224 50.4251 1C78.0395 1.00281 100.018 22.8108 100 50.4251ZM9.08164 50.594C9.06312 73.3997 27.7909 92.1272 50.5966 92.1457C73.4023 92.1642 92.1298 73.4365 92.1483 50.6308C92.1669 27.8251 73.4392 9.0973 50.6335 9.07878C27.8278 9.06026 9.10003 27.787 9.08164 50.594Z"
-          fill="currentColor"
-        />
-        <path
-          d="M93.9676 39.0409C96.393 38.4037 97.8624 35.9116 96.9801 33.5533C95.1945 28.8227 92.871 24.3692 90.0681 20.348C85.6237 14.1775 79.4473 9.36872 72.0454 6.45794C64.6435 3.54717 56.3134 2.65431 48.3133 3.89319C45.869 4.27179 44.3768 6.77534 45.014 9.20079C45.6512 11.6262 48.1343 13.0956 50.5786 12.717C56.5073 11.8281 62.5542 12.5399 68.0406 14.7911C73.527 17.0422 78.2187 20.7487 81.5841 25.4923C83.7976 28.5886 85.4467 32.059 86.4416 35.7474C87.1273 38.1189 89.5423 39.6781 91.9676 39.0409Z"
-          fill="currentFill"
-        />
-      </svg>
-    </div>
-  ) : (
+  return (
     <div>
       <div className="hidden lg:fixed lg:inset-y-0 lg:z-50 lg:flex lg:w-20 lg:flex-col">
         <div className="flex grow flex-col items-center justify-between gap-y-5 overflow-y-auto bg-light-secondary dark:bg-dark-secondary px-2 py-8">
@@ -100,9 +47,7 @@ const Sidebar = ({ children }: { children: React.ReactNode }) => {
             <SquarePen className="cursor-pointer" />
           </a>
           <VerticalIconContainer>
-            {navLinks.map(
-              (link, i) =>
-                link.show === true && (
+            {navLinks.map((link, i) => (
               <Link
                 key={i}
                 href={link.href}
@@ -118,8 +63,7 @@ const Sidebar = ({ children }: { children: React.ReactNode }) => {
                   <div className="absolute right-0 -mr-2 h-full w-1 rounded-l-lg bg-black dark:bg-white" />
                 )}
               </Link>
-                ),
-            )}
+            ))}
           </VerticalIconContainer>
 
           <Link href="/settings">