add brave as a search engine

src/lib/searchEngines/brave.ts

@@ -0,0 +1,96 @@
+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}`);
+  }
+};