103 lines
3.5 KiB
JavaScript
103 lines
3.5 KiB
JavaScript
const SALES_WEBHOOK_URL = (process.env.DISCORD_WEBHOOK_SALES_URL || '').trim();
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const DOWNLOADS_WEBHOOK_URL = (process.env.DISCORD_WEBHOOK_DOWNLOADS_URL || '').trim();
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const PURCHASE_EVENT_TYPES = new Set([
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'INITIAL_PURCHASE',
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'RENEWAL',
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'NON_RENEWING_PURCHASE',
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'PRODUCT_CHANGE',
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]);
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const PLAN_NAMES_BY_PRODUCT = {
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monthly_pro: 'Pro (monatlich)',
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yearly_pro: 'Pro (jährlich)',
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topup_small: 'Top-up Small (30 Credits)',
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topup_medium: 'Top-up Medium (100 Credits)',
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topup_large: 'Top-up Large (250 Credits)',
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};
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const EMBED_COLOR_SALE = 0x2ecc71;
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const EMBED_COLOR_NEW_USER = 0x3498db;
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const isPurchaseEventType = (eventType) =>
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PURCHASE_EVENT_TYPES.has(String(eventType || '').toUpperCase());
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// Header/payload values end up in Discord embeds; strip markdown-relevant
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// characters and cap length so user-controlled input cannot break or spoof
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// the embed (Discord rejects fields over 1024 chars).
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const sanitizeEmbedText = (value, maxLength = 64) =>
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String(value ?? '').replace(/[\r\n`]/g, ' ').trim().slice(0, maxLength);
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const formatStore = (store) => {
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const normalized = String(store || '').toUpperCase();
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if (normalized === 'APP_STORE' || normalized === 'MAC_APP_STORE') return 'iOS';
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if (normalized === 'PLAY_STORE') return 'Android';
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return normalized || 'Unbekannt';
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};
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const formatPlatform = (platform) => {
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const normalized = String(platform || '').toLowerCase();
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if (normalized === 'ios') return 'iOS';
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if (normalized === 'android') return 'Android';
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return 'Unbekannt';
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};
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const formatPrice = (price, currency) => {
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if (typeof price !== 'number' || !Number.isFinite(price)) return '–';
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return `${price.toFixed(2)} ${String(currency || 'USD').toUpperCase()}`;
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};
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const sendDiscordEmbed = (webhookUrl, embed) => {
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if (!webhookUrl) return;
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fetch(webhookUrl, {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ embeds: [embed] }),
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signal: AbortSignal.timeout(5000),
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})
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// Drain the body so undici can release the connection back to the pool.
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.then((response) => response.arrayBuffer())
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.catch(() => {});
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};
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const notifyPurchase = ({ productId, price, currency, store, isTrial, isRenewal, isSandbox } = {}) => {
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const safeProductId = sanitizeEmbedText(productId);
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const planName = Object.hasOwn(PLAN_NAMES_BY_PRODUCT, safeProductId)
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? PLAN_NAMES_BY_PRODUCT[safeProductId]
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: safeProductId || 'Unbekannt';
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const title = isTrial
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? '🛍️ Trial gestartet'
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: isRenewal
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? '🔁 Abo verlängert'
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: '🛍️ Neuer Kauf';
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sendDiscordEmbed(SALES_WEBHOOK_URL, {
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title: isSandbox ? `${title} (Sandbox)` : title,
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color: EMBED_COLOR_SALE,
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fields: [
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{ name: 'Produkt', value: `${planName} (\`${safeProductId || '–'}\`)`, inline: true },
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{ name: 'Preis', value: isTrial ? 'Trial' : formatPrice(price, currency), inline: true },
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{ name: 'Gerät', value: formatStore(store), inline: true },
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],
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timestamp: new Date().toISOString(),
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});
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};
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const notifyNewUser = ({ platform, appVersion, provider } = {}) => {
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sendDiscordEmbed(DOWNLOADS_WEBHOOK_URL, {
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title: '📲 Neuer User',
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color: EMBED_COLOR_NEW_USER,
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fields: [
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{ name: 'Gerät', value: formatPlatform(platform), inline: true },
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{ name: 'App-Version', value: sanitizeEmbedText(appVersion) || 'Unbekannt', inline: true },
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{ name: 'Anmeldung', value: String(provider || 'Unbekannt'), inline: true },
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],
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timestamp: new Date().toISOString(),
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});
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};
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module.exports = {
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isPurchaseEventType,
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notifyPurchase,
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notifyNewUser,
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};
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