stripe embedded and other fixes
This commit is contained in:
Thomas Demirdjian
@@ -0,0 +1,401 @@
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const admin = require("firebase-admin");
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const { FieldValue } = require("firebase-admin/firestore");
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const { refList } = require("../../index");
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const { STRIPE_WEBHOOK_SECRET } = require("../../config/keys");
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const {
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SUBSCRIPTION_LEVEL_ALLOWANCES,
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SUBSCRIPTION_PRICE_METADATA,
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COIN_PACK_PRODUCT_MAP,
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} = require("./constants");
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const refsList = refList;
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const paymentsCollection = admin.firestore().collection("payments");
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let cachedStripeWebhookSecret = null;
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const toFiniteNumber = (value) => {
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if (typeof value === "number" && Number.isFinite(value)) {
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return value;
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}
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if (typeof value === "string") {
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const normalized = value.trim().replace(",", ".");
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if (!normalized) {
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return null;
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}
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const parsed = Number(normalized);
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return Number.isFinite(parsed) ? parsed : null;
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}
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return null;
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};
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const parseCoinsPerMonth = (metadata) => {
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if (!metadata || typeof metadata !== "object") {
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return null;
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}
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if (!Object.prototype.hasOwnProperty.call(metadata, "coinsPerMonth")) {
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return null;
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}
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const candidateValue = toFiniteNumber(metadata.coinsPerMonth);
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if (candidateValue === null || candidateValue <= 0) {
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return null;
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}
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return Math.round(candidateValue);
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};
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const parseCoinAmount = (metadata) => {
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if (!metadata || typeof metadata !== "object") {
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return null;
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}
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if (!Object.prototype.hasOwnProperty.call(metadata, "coins")) {
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return null;
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}
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const candidateValue = toFiniteNumber(metadata.coins);
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if (candidateValue === null || candidateValue <= 0) {
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return null;
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}
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return Math.round(candidateValue);
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};
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const toDateSafe = (value) => {
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if (!value) {
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return null;
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}
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if (value instanceof Date) {
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return value;
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}
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if (typeof value?.toDate === "function") {
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try {
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return value.toDate();
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} catch (_error) {
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return null;
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}
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}
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if (typeof value === "number" && Number.isFinite(value)) {
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if (value > 1e12) {
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return new Date(value);
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}
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return new Date(value * 1000);
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}
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return null;
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};
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const addMonths = (date, months = 1) => {
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if (!(date instanceof Date) || !Number.isFinite(months)) {
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return null;
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}
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const result = new Date(date.getTime());
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const initialDay = result.getDate();
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result.setMonth(result.getMonth() + months);
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if (result.getDate() !== initialDay) {
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result.setDate(0);
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}
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return result;
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};
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const computeNextGrantTimestamp = (base, months = 1) => {
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const baseDate = toDateSafe(base);
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if (!baseDate) {
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return null;
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}
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const nextDate = addMonths(baseDate, months);
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if (!nextDate) {
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return null;
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}
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return admin.firestore.Timestamp.fromDate(nextDate);
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};
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const getServerTimestamp = () => {
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if (typeof FieldValue?.serverTimestamp === "function") {
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return FieldValue.serverTimestamp();
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}
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const fallback = admin.firestore?.FieldValue;
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if (typeof fallback?.serverTimestamp === "function") {
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return fallback.serverTimestamp();
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}
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throw new Error("Firestore FieldValue.serverTimestamp indisponible.");
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};
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const resolveStripeWebhookSecret = () => {
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if (cachedStripeWebhookSecret) {
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return cachedStripeWebhookSecret;
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}
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const envSecret =
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typeof process?.env?.STRIPE_WEBHOOK_SECRET === "string"
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? process.env.STRIPE_WEBHOOK_SECRET.trim()
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: "";
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const inlineSecret =
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typeof STRIPE_WEBHOOK_SECRET === "string"
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? STRIPE_WEBHOOK_SECRET.trim()
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: "";
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const secret = envSecret || inlineSecret;
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if (!secret) {
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throw new Error("STRIPE_WEBHOOK_SECRET not configured");
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}
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cachedStripeWebhookSecret = secret;
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return cachedStripeWebhookSecret;
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};
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const toFirestoreTimestamp = (unixSeconds) => {
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if (typeof unixSeconds !== "number" || !Number.isFinite(unixSeconds)) {
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return null;
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}
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try {
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return admin.firestore.Timestamp.fromMillis(unixSeconds * 1000);
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} catch (error) {
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console.error("[subscription-toFirestoreTimestamp] Conversion error", unixSeconds, error);
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return null;
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}
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};
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const extractFirebaseUid = (metadata) => {
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if (!metadata || typeof metadata !== "object") {
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return null;
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}
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const candidates = [
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metadata.firebaseUID,
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metadata.firebaseUid,
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metadata.uid,
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metadata.userId,
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];
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for (let index = 0; index < candidates.length; index += 1) {
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const candidate = candidates[index];
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if (typeof candidate === "string" && candidate.trim()) {
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return candidate.trim();
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}
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}
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return null;
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};
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const formatCoinPack = ({ product, price }) => {
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if (!product || typeof product !== "object") {
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return null;
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}
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const resolvedPrice =
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price ||
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(typeof product.default_price === "object" && product.default_price) ||
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null;
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const priceId =
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(resolvedPrice && resolvedPrice.id) ||
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(typeof product.default_price === "string" ? product.default_price : null);
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const coinAmount = parseCoinAmount(product?.metadata || {});
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if (coinAmount === null) {
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throw new Error(
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`[formatCoinPack] Missing metadata.coins on product ${product.id}`,
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);
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}
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return {
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productId: product.id,
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priceId,
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name: product.name || "",
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description: product.description || "",
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coinAmount,
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currency:
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resolvedPrice?.currency ||
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(typeof resolvedPrice?.currency === "string"
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? resolvedPrice.currency.toLowerCase()
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: "eur"),
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unitAmount: resolvedPrice?.unit_amount ?? null,
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metadata: product.metadata || {},
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};
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};
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const getSubscriptionMetaFromPrice = (priceId) => {
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if (typeof priceId !== "string") {
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return null;
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}
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return SUBSCRIPTION_PRICE_METADATA[priceId] || null;
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};
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const buildEventSnapshot = (eventType, entityId) => {
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const now = admin.firestore.Timestamp.now();
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return {
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eventType: eventType || null,
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entityId: entityId || null,
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syncedAt: now,
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};
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};
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const formatSubscriptionForClient = (subscription) => {
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if (!subscription || typeof subscription !== "object") {
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return null;
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}
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return {
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id: subscription.id,
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status: subscription.status,
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customer: subscription.customer,
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currentPeriodStart: toFirestoreTimestamp(
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subscription.current_period_start,
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),
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currentPeriodEnd: toFirestoreTimestamp(subscription.current_period_end),
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cancelAtPeriodEnd: subscription.cancel_at_period_end === true,
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created: toFirestoreTimestamp(subscription.created),
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items: Array.isArray(subscription.items?.data)
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? subscription.items.data.map((item) => ({
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id: item.id,
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price: item.price,
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quantity: item.quantity,
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}))
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: [],
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metadata: subscription.metadata || {},
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};
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};
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const buildSubscriptionPayload = (subscription) => {
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if (!subscription || typeof subscription !== "object") {
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return null;
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}
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const items = Array.isArray(subscription.items?.data)
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? subscription.items.data.map((item) => ({
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id: item.id,
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priceId: item.price?.id || null,
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productId: item.price?.product || null,
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quantity: item.quantity || 0,
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price: item.price || null,
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}))
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: [];
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const primaryItem = items[0] || null;
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const productId = primaryItem?.productId || null;
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const priceId = primaryItem?.priceId || null;
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const priceMeta = getSubscriptionMetaFromPrice(priceId) || {};
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const metadataLevel = subscription.metadata?.subscriptionLevel || null;
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const resolvedLevel = metadataLevel || priceMeta?.level || null;
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const metadataPeriod = subscription.metadata?.subscriptionBillingPeriod || null;
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const resolvedPeriod = metadataPeriod || priceMeta?.billingPeriod || null;
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const customerId =
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typeof subscription.customer === "string" ? subscription.customer : null;
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return {
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id: subscription.id,
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customerId,
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productId,
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priceId,
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items,
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level: resolvedLevel,
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billingPeriod: resolvedPeriod,
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status: subscription.status || null,
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cancelAtPeriodEnd: subscription.cancel_at_period_end === true,
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currentPeriodStart: toFirestoreTimestamp(
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subscription.current_period_start,
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),
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currentPeriodEnd: toFirestoreTimestamp(subscription.current_period_end),
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};
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};
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const resolveUserContext = async ({ metadata, customerId }) => {
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const firebaseUid = extractFirebaseUid(metadata);
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if (firebaseUid) {
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const userRef = refsList?.users?.doc(firebaseUid) || null;
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if (userRef) {
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try {
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const snapshot = await userRef.get();
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if (snapshot.exists) {
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return {
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uid: firebaseUid,
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userRef,
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userData: snapshot.data() || null,
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};
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}
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} catch (error) {
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console.warn(
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"[subscription-resolveUserContext] Unable to read user",
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firebaseUid,
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error?.message || error,
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);
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}
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}
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}
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if (customerId) {
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try {
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const snapshot = await refsList.users
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.where("stripeCustomerId", "==", customerId)
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.limit(1)
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.get();
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if (!snapshot.empty) {
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const doc = snapshot.docs[0];
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return {
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uid: doc.id,
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userRef: doc.ref,
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userData: doc.data() || null,
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};
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}
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} catch (error) {
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console.warn(
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"[subscription-resolveUserContext] Unable to query by customer",
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customerId,
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error?.message || error,
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);
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}
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}
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return {
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uid: firebaseUid || null,
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userRef: null,
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userData: null,
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};
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};
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const upsertPaymentDocument = async (docId, data = {}) => {
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if (!docId) {
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return null;
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}
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const docRef = paymentsCollection.doc(docId);
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try {
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await docRef.set(
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{
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...data,
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updatedAt: getServerTimestamp(),
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createdAt: getServerTimestamp(),
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},
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{ merge: true },
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);
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} catch (error) {
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console.error(
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"[subscription-upsertPaymentDocument] Failed to persist payment",
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docId,
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error,
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);
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}
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return docRef;
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};
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module.exports = {
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admin,
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refsList,
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paymentsCollection,
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toFiniteNumber,
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parseCoinsPerMonth,
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parseCoinAmount,
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toDateSafe,
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addMonths,
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computeNextGrantTimestamp,
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getServerTimestamp,
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resolveStripeWebhookSecret,
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toFirestoreTimestamp,
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extractFirebaseUid,
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formatCoinPack,
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getSubscriptionMetaFromPrice,
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buildEventSnapshot,
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formatSubscriptionForClient,
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buildSubscriptionPayload,
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resolveUserContext,
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upsertPaymentDocument,
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COIN_PACK_PRODUCT_MAP,
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};
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Reference in New Issue
Block a user