ryanwong
81 lines
2.6 KiB
JavaScript
81 lines
2.6 KiB
JavaScript
const app = require("express").Router();
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const db = require("../../models");
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const crypto = require("crypto");
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app.post("/v1/api/webhook", async function (req, res, next) {
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try {
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const hmac = req.get("X-Shopify-Hmac-Sha256");
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const rawBody = req.rawBody;
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if (!verify_webhook(rawBody, hmac)) {
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return res.sendStatus(403);
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}
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const webhookId = req.get("X-Shopify-Webhook-Id");
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const event = req.body;
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const currentOrderLineItems = event.line_items.map((item) => item.name);
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//this gets the first ever order of said customer since it can't happen unless he goes thro quiz.
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const customerId = event.customer.id;
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const customerOrderedBefore = await db.order.findOne({
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where: {
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customer_shopify_id: customerId,
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},
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});
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let attributes = event.note_attributes ?? [];
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if (!attributes.length) {
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if (!customerOrderedBefore) {
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return res.sendStatus(204);
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}
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attributes.push({
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name: "answers",
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value: customerOrderedBefore.answers, //we take old answers
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});
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attributes.push({
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name: "profile",
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value: customerOrderedBefore.profile, //we take old profile
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});
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attributes.push({
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name: "actives",
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value: JSON.stringify(currentOrderLineItems ?? []), //we take new actives
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});
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}
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if (await db.order.getByFields({ webhook_id: webhookId })) return res.sendStatus(205); //webhook handled before
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const orderExists = await db.order.getByFields({ shopify_id: `${event.id}` });
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const modelParams = {
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webhook_id: webhookId,
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shopify_id: event.id,
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customer_shopify_id: event.customer.id,
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customer: JSON.stringify(event.customer),
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answers: attributes.find((attr) => attr.name == "answers")?.value ?? "[]",
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profile: attributes.find((attr) => attr.name == "profile")?.value ?? "{}",
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actives: attributes.find((attr) => attr.name == "actives")?.value ?? "[]",
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items: JSON.stringify(event.line_items ?? []),
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financial_status: event.financial_status,
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fulfillment_status: event.fulfillment_status,
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};
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if (orderExists) {
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console.log("Modifying order");
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await db.order.edit(modelParams, orderExists.id);
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} else {
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console.log("Creating new order");
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await db.order.insert(modelParams);
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}
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return res.sendStatus(200);
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} catch (error) {
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console.error(error);
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return res.sendStatus(500);
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}
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});
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module.exports = app;
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function verify_webhook(data, hmac_header) {
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let calculated_hmac = crypto.createHmac("sha256", process.env.SHOPIFY_SECRET_KEY).update(data).digest("base64");
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return calculated_hmac == hmac_header;
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}
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