Add Live functionality with LiveScreen and LivePlayer components; enhance SearchScreen with optimized speech handling

services/m3u.ts

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+import { api } from "./api";
+
+export interface Channel {
+  id: string;
+  name: string;
+  url: string;
+  logo: string;
+  group: string;
+}
+
+export const parseM3U = (m3uText: string): Channel[] => {
+  const parsedChannels: Channel[] = [];
+  const lines = m3uText.split('\n');
+  let currentChannelInfo: Partial<Channel> | null = null;
+
+  for (const line of lines) {
+    const trimmedLine = line.trim();
+    if (trimmedLine.startsWith('#EXTINF:')) {
+      currentChannelInfo = { id: '', name: '', url: '', logo: '', group: '' };
+      const commaIndex = trimmedLine.indexOf(',');
+      if (commaIndex !== -1) {
+        currentChannelInfo.name = trimmedLine.substring(commaIndex + 1).trim();
+        const attributesPart = trimmedLine.substring(8, commaIndex);
+        const logoMatch = attributesPart.match(/tvg-logo="([^"]*)"/i);
+        if (logoMatch && logoMatch[1]) currentChannelInfo.logo = logoMatch[1];
+        const groupMatch = attributesPart.match(/group-title="([^"]*)"/i);
+        if (groupMatch && groupMatch[1]) currentChannelInfo.group = groupMatch[1];
+      } else {
+        currentChannelInfo.name = trimmedLine.substring(8).trim();
+      }
+    } else if (currentChannelInfo && trimmedLine && !trimmedLine.startsWith('#') && trimmedLine.includes('://')) {
+      currentChannelInfo.url = trimmedLine;
+      currentChannelInfo.id = currentChannelInfo.url; // Use URL as ID
+      parsedChannels.push(currentChannelInfo as Channel);
+      currentChannelInfo = null;
+    }
+  }
+  return parsedChannels;
+};
+
+export const fetchAndParseM3u = async (m3uUrl: string): Promise<Channel[]> => {
+  try {
+    const response = await fetch(m3uUrl);
+    if (!response.ok) {
+      throw new Error(`Failed to fetch M3U: ${response.statusText}`);
+    }
+    const m3uText = await response.text();
+    return parseM3U(m3uText);
+  } catch (error) {
+    console.error("Error fetching or parsing M3U:", error);
+    return []; // Return empty array on error
+  }
+};
+
+export const getPlayableUrl = (originalUrl: string | null): string | null => {
+  if (!originalUrl) {
+    return null;
+  }
+  // In React Native, we use the proxy for all http streams to avoid potential issues.
+  if (originalUrl.toLowerCase().startsWith('http://')) {
+    // Use the baseURL from the existing api instance.
+    if (!api.baseURL) {
+        console.warn("API base URL is not set. Cannot create proxy URL.")
+        return originalUrl; // Fallback to original URL
+    }
+    return `${api.baseURL}/proxy?url=${encodeURIComponent(originalUrl)}`;
+  }
+  // HTTPS streams can be played directly.
+  return originalUrl;
+};