feature: adds invidious search feature

frontend/src/components/AddSongPanel.tsx

@@ -1,11 +1,14 @@
-import React, { useState } from 'react';
-
+import React, { useState, KeyboardEvent, ChangeEvent } from 'react';
+import { FaSearch } from 'react-icons/fa';
+import InvidiousSearchModal from './InvidiousSearchModal';
+import { USE_INVIDIOUS } from '../config';
 interface AddSongPanelProps {
   onAddURL: (url: string) => void;
 }
 
 const AddSongPanel: React.FC<AddSongPanelProps> = ({ onAddURL }) => {
   const [url, setUrl] = useState('');
+  const [isSearchModalOpen, setIsSearchModalOpen] = useState(false);
 
   const handleAddURL = () => {
     onAddURL(url);
@@ -15,13 +18,22 @@ const AddSongPanel: React.FC<AddSongPanelProps> = ({ onAddURL }) => {
   return (
     <div className="flex items-center justify-center h-fit bg-black/50 md:rounded-b-2xl text-white">
       <div className="flex flex-row items-center gap-4 w-full px-8 py-4">
+        {USE_INVIDIOUS && (
+          <button 
+            className="bg-violet-500/20 text-white p-2 rounded-lg border-2 border-violet-500"
+            onClick={() => setIsSearchModalOpen(true)}
+          >
+            <FaSearch />
+          </button>
+        )}
+
         <input 
           type="text" 
           value={url} 
-          onChange={(e) => setUrl(e.target.value)} 
+          onChange={(e: ChangeEvent<HTMLInputElement>) => setUrl(e.target.value)} 
           placeholder="Add any URL..." 
           className="p-2 rounded-lg border-2 border-violet-500 flex-grow" 
-          onKeyDown={(e) => {
+          onKeyDown={(e: KeyboardEvent<HTMLInputElement>) => {
             if (e.key === 'Enter') {
               handleAddURL();
             }
@@ -35,6 +47,15 @@ const AddSongPanel: React.FC<AddSongPanelProps> = ({ onAddURL }) => {
           Add
         </button>
       </div>
+
+      <InvidiousSearchModal
+        isOpen={isSearchModalOpen}
+        onClose={() => setIsSearchModalOpen(false)}
+        onSelectVideo={(videoUrl) => {
+          onAddURL(videoUrl);
+          setIsSearchModalOpen(false);
+        }}
+      />
     </div>
   );
 };

frontend/src/components/InvidiousSearchModal.tsx

@@ -0,0 +1,135 @@
+import React, { useState, KeyboardEvent } from 'react';
+import { FaSearch, FaSpinner, FaTimes } from 'react-icons/fa';
+import { getInvidiousSearchURL, INVIDIOUS_BASE_URL } from '../config';
+
+interface InvidiousVideoThumbnail {
+  quality: string;
+  url: string;
+  width: number;
+  height: number;
+}
+
+interface InvidiousResult {
+  type: string;
+  title: string;
+  videoId: string;
+  author: string;
+  videoThumbnails?: InvidiousVideoThumbnail[];
+}
+
+interface InvidiousSearchModalProps {
+  isOpen: boolean;
+  onClose: () => void;
+  onSelectVideo: (url: string) => void;
+}
+
+const ResultCell: React.FC<{ result: InvidiousResult, onClick: () => void }> = ({ result, onClick, ...props }) => {
+  const thumbnailUrl = (result: InvidiousResult) => {
+    if (!result.videoThumbnails) return '/assets/placeholder.jpg';
+
+    const thumbnail = result.videoThumbnails.find(t => t.quality === 'medium');
+    return thumbnail ? `${INVIDIOUS_BASE_URL}${thumbnail.url}` : '/assets/placeholder.jpg';
+  };
+
+  return (
+    <div className="flex gap-4 bg-black/20 p-2 rounded-lg cursor-pointer hover:bg-black/30 transition-colors" onClick={onClick} {...props}>
+      <img src={thumbnailUrl(result)} alt={result.title} className="w-32 h-18 object-cover rounded" />
+      <div className="flex flex-col justify-center">
+        <h3 className="text-white font-semibold">{result.title}</h3>
+        <p className="text-white/60">{result.author}</p>
+      </div>
+    </div>
+  );
+};  
+
+const InvidiousSearchModal: React.FC<InvidiousSearchModalProps> = ({ isOpen, onClose, onSelectVideo }) => {
+  const [searchQuery, setSearchQuery] = useState('');
+  const [results, setResults] = useState<InvidiousResult[]>([]);
+  const [isLoading, setIsLoading] = useState(false);
+
+  const handleSearch = async () => {
+    if (!searchQuery.trim()) return;
+    
+    setIsLoading(true);
+    try {
+      const response = await fetch(getInvidiousSearchURL(searchQuery));
+      const data = await response.json();
+
+      const videoResults = data.filter((item: InvidiousResult) => {
+        return item.type === 'video' || item.type === 'playlist'
+      });
+
+      setResults(videoResults);
+    } catch (error) {
+      console.error('Failed to search:', error);
+    } finally {
+      setIsLoading(false);
+    }
+  };
+
+  const handleKeyDown = (e: KeyboardEvent<HTMLInputElement>) => {
+    if (e.key === 'Enter') {
+      handleSearch();
+    }
+  };
+
+  const _onSelectVideo = (url: string) => {
+    setSearchQuery('');
+    setResults([]);
+    onSelectVideo(url);
+  };
+
+  if (!isOpen) return null;
+
+  return (
+    <div className="fixed inset-0 bg-black/50 flex items-center justify-center z-50">
+      <div className="bg-violet-900 w-full max-w-xl rounded-lg p-4 shadow-lg">
+        <div className="flex justify-between items-center mb-4">
+          <h2 className="text-white text-xl font-bold">Search YouTube (Invidious)</h2>
+
+          <button onClick={onClose} className="text-white/60 hover:text-white">
+            <FaTimes size={24} />
+          </button>
+        </div>
+
+        <div className="flex gap-2 mb-4">
+          <input
+            type="text"
+            autoFocus
+            value={searchQuery}
+            onChange={(e) => setSearchQuery(e.target.value)}
+            onKeyDown={handleKeyDown}
+            placeholder="Search videos..."
+            className="p-2 rounded-lg border-2 border-violet-500 flex-grow bg-black/20 text-white"
+          />
+
+          <button
+            onClick={handleSearch}
+            disabled={isLoading}
+            className="bg-violet-500 text-white p-2 rounded-lg px-4 border-2 border-violet-500 disabled:opacity-50"
+          >
+            {isLoading ? <FaSpinner className="animate-spin" /> : <FaSearch />}
+          </button>
+        </div>
+
+        <div className="max-h-[60vh] overflow-y-auto">
+          {isLoading ? (
+            <div className="text-white text-center py-12">Searching...</div>
+          ) : (
+            <div className="grid gap-4">
+              {results.map((result) => (
+                <ResultCell 
+                  key={result.videoId} 
+                  result={result} 
+                  onClick={() => _onSelectVideo(`https://www.youtube.com/watch?v=${result.videoId}`)} 
+                />
+              ))}
+            </div>
+          )}
+        </div>
+      </div>
+    </div>
+  );
+};
+
+export default InvidiousSearchModal; 

frontend/src/config.ts

@@ -0,0 +1,6 @@
+export const USE_INVIDIOUS = import.meta.env.VITE_USE_INVIDIOUS || false;
+export const INVIDIOUS_BASE_URL = import.meta.env.VITE_INVIDIOUS_BASE_URL || 'http://invidious.nor';
+export const INVIDIOUS_API_ENDPOINT = `${INVIDIOUS_BASE_URL}/api/v1`;
+
+export const getInvidiousSearchURL = (query: string): string => 
+  `${INVIDIOUS_API_ENDPOINT}/search?q=${encodeURIComponent(query)}`;