315 lines
14 KiB
JavaScript
315 lines
14 KiB
JavaScript
const api = require('./api');
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const fetch = require('node-fetch');
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// Twitch API credentials (optional). If provided, we'll enrich embeds with user bio.
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const twitchClientId = process.env.TWITCH_CLIENT_ID || null;
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const twitchClientSecret = process.env.TWITCH_CLIENT_SECRET || null;
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let twitchAppToken = null; // cached app access token
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let twitchTokenExpires = 0;
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// Cache of user login -> { description, profile_image_url, fetchedAt }
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const userInfoCache = new Map();
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async function getAppToken() {
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if (!twitchClientId || !twitchClientSecret) return null;
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const now = Date.now();
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if (twitchAppToken && now < twitchTokenExpires - 60000) { // refresh 1 min early
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return twitchAppToken;
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}
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try {
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const res = await fetch(`https://id.twitch.tv/oauth2/token?client_id=${twitchClientId}&client_secret=${twitchClientSecret}&grant_type=client_credentials`, { method: 'POST' });
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const json = await res.json();
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twitchAppToken = json.access_token;
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twitchTokenExpires = now + (json.expires_in * 1000);
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return twitchAppToken;
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} catch (e) {
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console.error('Failed to fetch Twitch app token:', e && e.message ? e.message : e);
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return null;
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}
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}
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async function fetchUserInfo(login) {
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if (!login) return null;
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const lower = login.toLowerCase();
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const cached = userInfoCache.get(lower);
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const now = Date.now();
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if (cached && now - cached.fetchedAt < 1000 * 60 * 30) { // 30 min cache
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return cached;
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}
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const token = await getAppToken();
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if (!token) return null;
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try {
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const res = await fetch(`https://api.twitch.tv/helix/users?login=${encodeURIComponent(lower)}`, {
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headers: {
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'Client-ID': twitchClientId,
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'Authorization': `Bearer ${token}`
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}
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});
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const json = await res.json();
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const data = (json.data && json.data[0]) || null;
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if (data) {
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const info = { description: data.description || '', profile_image_url: data.profile_image_url || '', fetchedAt: now };
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userInfoCache.set(lower, info);
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return info;
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}
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} catch (e) {
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console.error('Failed to fetch Twitch user info for', lower, e && e.message ? e.message : e);
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}
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return null;
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}
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let polling = false;
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const pollIntervalMs = Number(process.env.TWITCH_POLL_INTERVAL_MS || 5000); // 5s default
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const debugMode = false; // Debug logging disabled
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// Keep track of which streams we've already announced per guild:user -> { started_at }
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const announced = new Map(); // key: `${guildId}:${user}` -> { started_at }
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async function checkGuild(client, guild) {
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const guildId = guild.id;
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const guildName = guild.name;
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try {
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Checking guild ${guildName} (${guildId})`);
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const settings = await api.getServerSettings(guildId) || {};
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const liveSettings = settings.liveNotifications || {};
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if (debugMode) {
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console.log(`🔍 [DEBUG] TwitchWatcher: Guild ${guildName} settings:`, {
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enabled: liveSettings.enabled,
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channelId: liveSettings.channelId,
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usersCount: (liveSettings.users || []).length,
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hasCustomMessage: !!liveSettings.customMessage,
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hasDefaultMessage: !!liveSettings.message
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});
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}
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if (!liveSettings.enabled) {
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Live notifications disabled for ${guildName}`);
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return;
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}
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const channelId = liveSettings.channelId;
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const users = (liveSettings.users || []).map(u => u.toLowerCase()).filter(Boolean);
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if (debugMode) {
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console.log(`🔍 [DEBUG] TwitchWatcher: Guild ${guildName} - Channel: ${channelId}, Users: [${users.join(', ')}]`);
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}
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if (!channelId || users.length === 0) {
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Skipping ${guildName} - ${!channelId ? 'No channel configured' : 'No users configured'}`);
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return;
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}
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// ask backend for current live streams
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const query = users.join(',');
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Fetching streams for query: ${query}`);
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const streams = await api._rawGetTwitchStreams ? api._rawGetTwitchStreams(query) : null;
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// If the helper isn't available, try backend proxy
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let live = [];
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if (streams && Array.isArray(streams)) {
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live = streams.filter(s => s.is_live);
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Found ${live.length} live streams via _rawGetTwitchStreams`);
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} else {
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if (debugMode && streams) {
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console.log(`🔍 [DEBUG] TwitchWatcher: _rawGetTwitchStreams returned non-array:`, typeof streams, streams);
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}
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try {
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const resp = await api.tryFetchTwitchStreams(query);
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live = (Array.isArray(resp) ? resp : []).filter(s => s.is_live);
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Found ${live.length} live streams via tryFetchTwitchStreams`);
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} catch (e) {
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console.error(`❌ TwitchWatcher: Failed to fetch streams for ${guildName}:`, e && e.message ? e.message : e);
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live = [];
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}
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}
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if (debugMode && live.length > 0) {
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console.log(`🔍 [DEBUG] TwitchWatcher: Live streams:`, live.map(s => `${s.user_login} (${s.viewer_count} viewers)`));
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}
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if (!live || live.length === 0) {
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// No live streams: ensure any announced keys for these users are cleared so they can be re-announced later
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for (const u of users) {
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const key = `${guildId}:${u}`;
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if (announced.has(key)) {
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announced.delete(key);
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Cleared announcement for ${u} in ${guildName} (no longer live)`);
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}
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}
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: No live streams found for ${guildName}`);
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return;
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}
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// fetch channel using client to ensure we can reach it
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let channel = null;
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try {
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channel = await client.channels.fetch(channelId);
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Successfully fetched channel ${channel.name} (${channelId}) in ${guildName}`);
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if (channel.type !== 0) { // 0 is text channel
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console.error(`❌ TwitchWatcher: Channel ${channelId} in ${guildName} is not a text channel (type: ${channel.type})`);
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channel = null;
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} else {
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// Check if bot has permission to send messages
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const permissions = channel.permissionsFor(client.user);
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if (!permissions || !permissions.has('SendMessages')) {
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console.error(`❌ TwitchWatcher: Bot lacks SendMessages permission in channel ${channel.name} (${channelId}) for ${guildName}`);
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channel = null;
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} else if (debugMode) {
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console.log(`🔍 [DEBUG] TwitchWatcher: Bot has SendMessages permission in ${channel.name}`);
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}
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}
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} catch (e) {
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console.error(`❌ TwitchWatcher: Failed to fetch channel ${channelId} for ${guildName}:`, e && e.message ? e.message : e);
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channel = null;
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}
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if (!channel) {
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// Channel not found or inaccessible; skip
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Skipping announcements for ${guildName} - channel unavailable`);
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return;
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}
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// Build a map of live logins for quick lookup
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const liveLogins = new Set(live.map(s => (s.user_login || '').toLowerCase()));
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// Clear announced entries for users that are no longer live
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for (const u of users) {
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const key = `${guildId}:${u}`;
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if (!liveLogins.has(u) && announced.has(key)) {
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announced.delete(key);
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Cleared announcement for ${u} in ${guildName} (stream ended)`);
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}
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}
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// Announce each live once per live session
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for (const s of live) {
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const login = (s.user_login || '').toLowerCase();
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const key = `${guildId}:${login}`;
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if (announced.has(key)) {
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Skipping ${login} in ${guildName} - already announced`);
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continue; // already announced for this live session
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}
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Preparing announcement for ${login} in ${guildName}`);
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// mark announced for this session
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announced.set(key, { started_at: s.started_at || new Date().toISOString() });
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// Build and send embed (standardized layout)
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try {
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const { EmbedBuilder } = require('discord.js');
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// Attempt to enrich with user bio (description) if available
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let bio = '';
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try {
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const info = await fetchUserInfo(login);
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if (info && info.description) bio = info.description.slice(0, 200);
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Fetched user info for ${login} - bio length: ${bio.length}`);
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} catch (e) {
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Failed to fetch user info for ${login}:`, e && e.message ? e.message : e);
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}
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const embed = new EmbedBuilder()
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.setColor('#6441A5') // Twitch purple
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.setAuthor({ name: s.user_name, iconURL: s.profile_image_url || undefined, url: s.url })
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.setTitle(s.title || `${s.user_name} is live`)
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.setURL(s.url)
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.setThumbnail(s.profile_image_url || undefined)
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.addFields(
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{ name: 'Category', value: s.game_name || 'Unknown', inline: true },
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{ name: 'Viewers', value: String(s.viewer_count || 0), inline: true }
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)
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.setImage(s.thumbnail_url ? s.thumbnail_url.replace('{width}', '640').replace('{height}', '360') + `?t=${Date.now()}` : null)
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.setDescription(bio || (s.description || '').slice(0, 200))
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.setFooter({ text: `ehchadservices • Started: ${s.started_at ? new Date(s.started_at).toLocaleString() : 'unknown'}` });
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// Determine message text (custom overrides default). Provide a plain text prefix if available.
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let prefixMsg = '';
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if (liveSettings.customMessage) {
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prefixMsg = liveSettings.customMessage;
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} else if (liveSettings.message) {
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prefixMsg = liveSettings.message;
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} else {
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prefixMsg = `🔴 ${s.user_name} is now live!`;
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}
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// Replace template variables in custom messages
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prefixMsg = prefixMsg
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.replace(/\{user\}/g, s.user_name || login)
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.replace(/\{title\}/g, s.title || 'Untitled Stream')
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.replace(/\{category\}/g, s.game_name || 'Unknown')
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.replace(/\{viewers\}/g, String(s.viewer_count || 0));
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if (debugMode) {
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console.log(`🔍 [DEBUG] TwitchWatcher: Sending announcement for ${login} in ${guildName} to #${channel.name}`);
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console.log(`🔍 [DEBUG] TwitchWatcher: Message content: "${prefixMsg}"`);
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}
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// Ensure we always hyperlink the title via embed; prefix is optional add above embed
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const payload = prefixMsg ? { content: prefixMsg, embeds: [embed] } : { embeds: [embed] };
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await channel.send(payload);
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console.log(`🔔 TwitchWatcher: Successfully announced ${login} in ${guildName} - "${(s.title || '').slice(0, 80)}"`);
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} catch (e) {
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console.error(`❌ TwitchWatcher: Failed to send announcement for ${login} in ${guildName}:`, e && e.message ? e.message : e);
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// fallback
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const msg = `🔴 ${s.user_name} is live: **${s.title}**\nWatch: ${s.url}`;
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try {
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Attempting fallback message for ${login} in ${guildName}`);
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await channel.send({ content: msg });
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console.log(`🔔 TwitchWatcher: Fallback message sent for ${login} in ${guildName}`);
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} catch (err) {
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console.error(`❌ TwitchWatcher: Fallback send failed for ${login} in ${guildName}:`, err && err.message ? err.message : err);
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}
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}
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}
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} catch (e) {
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console.error(`❌ TwitchWatcher: Error checking guild ${guildName} (${guildId}) for live streams:`, e && e.message ? e.message : e);
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}
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}
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async function poll(client) {
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if (polling) return;
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polling = true;
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console.log(`🔁 TwitchWatcher started, polling every ${Math.round(pollIntervalMs/1000)}s${debugMode ? ' (DEBUG MODE ENABLED)' : ''}`);
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// Initial check on restart: send messages for currently live users
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try {
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const guilds = Array.from(client.guilds.cache.values());
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Initial check for ${guilds.length} guilds`);
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for (const g of guilds) {
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Initial check for guild ${g.name} (${g.id})`);
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await checkGuild(client, g).catch(err => {
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console.error(`❌ TwitchWatcher: Initial checkGuild error for ${g.name}:`, err && err.message ? err.message : err);
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});
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}
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} catch (e) {
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console.error('❌ TwitchWatcher: Error during initial twitch check:', e && e.message ? e.message : e);
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}
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while (polling) {
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try {
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const guilds = Array.from(client.guilds.cache.values());
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Polling cycle starting for ${guilds.length} guilds`);
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for (const g of guilds) {
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await checkGuild(client, g).catch(err => {
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console.error(`❌ TwitchWatcher: checkGuild error for ${g.name}:`, err && err.message ? err.message : err);
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});
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}
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if (debugMode) console.log(`🔍 [DEBUG] TwitchWatcher: Polling cycle completed, waiting ${Math.round(pollIntervalMs/1000)}s`);
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} catch (e) {
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console.error('❌ TwitchWatcher: Error during twitch poll loop:', e && e.message ? e.message : e);
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}
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await new Promise(r => setTimeout(r, pollIntervalMs));
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}
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}
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function stop() { polling = false; }
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module.exports = { poll, stop };
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