mirror of
https://github.com/samsonjs/spirit-tracker.git
synced 2026-03-25 09:25:51 +00:00
feat: New Sierra springs scraper
This commit is contained in:
Brennan Wilkes (Text Groove)
parent
8a031f1535
commit
7d615164a5
1 changed files with 312 additions and 39 deletions
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@ -1,27 +1,158 @@
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"use strict";
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const { decodeHtml, cleanText, extractFirstImgUrl } = require("../utils/html");
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const { normalizeCspc, normalizeSkuKey } = require("../utils/sku");
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const { normalizeSkuKey } = require("../utils/sku");
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const { extractPriceFromTmbBlock } = require("../utils/woocommerce");
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function allowSierraSpiritsLiquorUrlRumWhisky(item) {
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const u = item && item.url ? item.url : "";
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const s = String(u || "").toLowerCase();
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if (!/^https?:\/\/sierraspringsliquor\.ca\/shop\/spirits-liquor\/.+\/$/.test(s)) return false;
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return /\/shop\/spirits-liquor\/.*(rum|whisk(?:e)?y).*/.test(s);
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// Tracker internals (store-only override; no global changes)
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const { writeJsonAtomic, buildDbObject } = require("../tracker/db");
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const { mergeDiscoveredIntoDb } = require("../tracker/merge");
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const { addCategoryResultToReport } = require("../tracker/report");
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function allowSierraUrlRumWhisky(item) {
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const u = (item && item.url) ? String(item.url) : "";
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const s = u.toLowerCase();
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if (!/^https?:\/\/sierraspringsliquor\.ca\//.test(s)) return false;
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return /\b(rum|whisk(?:e)?y)\b/.test(s);
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}
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function parseProductsSierra(html, ctx) {
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// Keep old name referenced historically in this store config
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const allowSierraSpiritsLiquorUrlRumWhisky = allowSierraUrlRumWhisky;
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function formatWooStorePrice(prices) {
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if (!prices) return null;
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const minor = Number.isFinite(prices.currency_minor_unit) ? prices.currency_minor_unit : 2;
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const raw = prices.price ?? prices.regular_price ?? prices.sale_price;
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if (raw == null) return null;
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const n = Number(String(raw).replace(/[^\d]/g, ""));
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if (!Number.isFinite(n)) return null;
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const value = (n / Math.pow(10, minor)).toFixed(minor);
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const prefix = prices.currency_prefix ?? prices.currency_symbol ?? "$";
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const suffix = prices.currency_suffix ?? "";
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return `${prefix}${value}${suffix}`;
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}
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function parseWooStoreProductsJson(payload, ctx) {
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const items = [];
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const blocks = String(html || "").split(/<div class="tmb\b/i);
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ctx.logger?.dbg?.(
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`parseProductsSierra: tmbBlocks=${Math.max(0, blocks.length - 1)} bytes=${String(html || "").length}`
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);
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let data = null;
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try {
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data = JSON.parse(payload);
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} catch (_) {
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return items;
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}
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if (!Array.isArray(data)) return items;
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for (const p of data) {
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const url = (p && p.permalink) ? String(p.permalink) : "";
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if (!url) continue;
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const name = (p && p.name) ? cleanText(decodeHtml(String(p.name))) : "";
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if (!name) continue;
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const price = formatWooStorePrice(p.prices);
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const id = (p && (p.id ?? p.id === 0)) ? String(p.id) : "";
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const taggedSku = id ? `id:${id}` : "";
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const sku = normalizeSkuKey(taggedSku, { storeLabel: ctx?.store?.name, url });
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const img =
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(p.images && Array.isArray(p.images) && p.images[0] && p.images[0].src)
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? String(p.images[0].src)
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: null;
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const item = { name, price, url, sku, img };
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const allowUrl = ctx?.cat?.allowUrl;
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if (typeof allowUrl === "function" && !allowUrl(item)) continue;
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items.push(item);
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}
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const uniq = new Map();
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for (const it of items) uniq.set(it.url, it);
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return [...uniq.values()];
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}
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function parseWooProductsHtml(html, ctx) {
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const s = String(html || "");
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const items = [];
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const base = `https://${(ctx && ctx.store && ctx.store.host) || "sierraspringsliquor.ca"}/`;
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const parts = s.split(/<li\b/i);
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for (let i = 1; i < parts.length; i++) {
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const chunk = "<li" + parts[i];
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if (!/class=["'][^"']*\bproduct\b/i.test(chunk)) continue;
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if (/class=["'][^"']*\bproduct-category\b/i.test(chunk)) continue;
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const endIdx = chunk.search(/<\/li>/i);
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const block = (endIdx >= 0 ? chunk.slice(0, endIdx + 5) : chunk);
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const hrefs = [...block.matchAll(/<a\b[^>]*href=["']([^"']+)["']/gi)].map(m => m[1]);
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const href = hrefs.find(h => !/add-to-cart=|\/cart\/|\/checkout\//i.test(h)) || "";
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if (!href) continue;
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const url = new URL(decodeHtml(href), base).toString();
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const nameHtml =
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block.match(/<h2\b[^>]*class=["'][^"']*woocommerce-loop-product__title[^"']*["'][^>]*>([\s\S]*?)<\/h2>/i)?.[1] ||
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block.match(/<h3\b[^>]*>([\s\S]*?)<\/h3>/i)?.[1] ||
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"";
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const name = cleanText(decodeHtml(nameHtml));
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if (!name) continue;
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const price = extractPriceFromTmbBlock(block);
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const rawSku =
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block.match(/\bdata-product_sku=["']([^"']+)["']/i)?.[1] ||
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block.match(/\bdata-product_id=["']([^"']+)["']/i)?.[1] ||
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"";
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const taggedSku = /^\d{1,11}$/.test(String(rawSku).trim())
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? `id:${String(rawSku).trim()}`
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: String(rawSku || "").trim();
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const sku = normalizeSkuKey(taggedSku, { storeLabel: ctx?.store?.name, url });
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const img = extractFirstImgUrl(block, base);
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const item = { name, price, url, sku, img };
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const allowUrl = ctx?.cat?.allowUrl;
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if (typeof allowUrl === "function" && !allowUrl(item)) continue;
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items.push(item);
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}
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const uniq = new Map();
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for (const it of items) uniq.set(it.url, it);
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return [...uniq.values()];
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}
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function parseProductsSierra(body, ctx) {
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const s = String(body || "");
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const t = s.trimStart();
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if (t.startsWith("[") || t.startsWith("{")) {
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const jsonItems = parseWooStoreProductsJson(s, ctx);
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ctx.logger?.dbg?.(`parseProductsSierra: storeApiItems=${jsonItems.length} bytes=${s.length}`);
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return jsonItems;
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}
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const blocks = s.split(/<div class="tmb\b/i);
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ctx.logger?.dbg?.(`parseProductsSierra: tmbBlocks=${Math.max(0, blocks.length - 1)} bytes=${s.length}`);
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const base = `https://${(ctx && ctx.store && ctx.store.host) || "sierraspringsliquor.ca"}/`;
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if (blocks.length > 1) {
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const items = [];
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for (let i = 1; i < blocks.length; i++) {
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const block = '<div class="tmb' + blocks[i];
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const block = "<div class=\"tmb" + blocks[i];
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const titleMatch = block.match(
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/<h3\b[^>]*class=["'][^"']*t-entry-title[^"']*["'][^>]*>\s*<a\b[^>]*href=["']([^"']+)["'][^>]*>([\s\S]*?)<\/a>\s*<\/h3>/i
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@ -39,17 +170,19 @@ function parseProductsSierra(html, ctx) {
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block.match(/\bSKU[:\s]*([0-9]{6})\b/i)?.[1] ||
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"";
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// Sierra uses short numeric SKUs like "1222" -> treat as id:
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const taggedSku = /^\d{1,11}$/.test(String(rawSku).trim())
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? `id:${String(rawSku).trim()}`
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: rawSku;
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const sku = normalizeSkuKey(taggedSku, { storeLabel: ctx?.store?.name, url });
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const img = extractFirstImgUrl(block, base);
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items.push({ name, price, url, sku, img });
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const item = { name, price, url, sku, img };
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const allowUrl = ctx?.cat?.allowUrl;
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if (typeof allowUrl === "function" && !allowUrl(item)) continue;
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items.push(item);
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}
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const uniq = new Map();
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@ -57,32 +190,171 @@ function parseProductsSierra(html, ctx) {
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return [...uniq.values()];
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}
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const woo = parseWooProductsHtml(s, ctx);
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ctx.logger?.dbg?.(`parseProductsSierra: wooItems=${woo.length} bytes=${s.length}`);
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return woo;
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}
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function extractProductCatTermId(html) {
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const s = String(html || "");
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// Typical body classes contain: "tax-product_cat term-<slug> term-1131 ..."
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const m =
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s.match(/tax-product_cat[^"']{0,400}\bterm-(\d{1,10})\b/i) ||
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s.match(/\bterm-(\d{1,10})\b/i);
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if (!m) return null;
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const n = Number(m[1]);
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return Number.isFinite(n) ? n : null;
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}
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async function getWooCategoryIdForCat(ctx) {
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// allow manual override if you ever want it
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if (Number.isFinite(ctx?.cat?.wooCategoryId)) return ctx.cat.wooCategoryId;
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// cache per category object
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if (Number.isFinite(ctx?.cat?._wooCategoryId)) return ctx.cat._wooCategoryId;
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// infer from the HTML category page so startUrl stays stable (DB filenames stay stable)
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const { text, finalUrl } = await ctx.http.fetchTextWithRetry(ctx.cat.startUrl, "discover", ctx.store.ua);
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const id = extractProductCatTermId(text);
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if (!id) {
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ctx.logger.warn(`${ctx.catPrefixOut} | Could not infer product_cat term id from category page; falling back to HTML parsing only.`);
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ctx.cat._wooCategoryId = null;
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return null;
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}
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ctx.logger.ok(`${ctx.catPrefixOut} | Woo category id: ${id} (${finalUrl || ctx.cat.startUrl})`);
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ctx.cat._wooCategoryId = id;
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return id;
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}
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/**
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* Sierra Springs: override scan to use Woo Store API pagination
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* while keeping original startUrl (so DB hashes and "source" stay unchanged).
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*/
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async function scanCategoryWooStoreApi(ctx, prevDb, report) {
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const { logger } = ctx;
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const t0 = Date.now();
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const perPage = Number.isFinite(ctx.cat.perPage) ? ctx.cat.perPage : 100;
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const discovered = new Map();
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const catId = await getWooCategoryIdForCat(ctx);
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// If we can't infer id, do nothing special; let existing DB stay as-is.
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// (You can remove this fallback if you prefer hard failure.)
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if (!catId) return;
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const apiBase = new URL(`https://${ctx.store.host}/wp-json/wc/store/v1/products`);
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apiBase.searchParams.set("per_page", String(perPage));
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apiBase.searchParams.set("category", String(catId));
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const hardCap = 500; // safety
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let page = 1;
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while (page <= hardCap) {
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apiBase.searchParams.set("page", String(page));
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const pageUrl = apiBase.toString();
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const { text, status, bytes, ms, finalUrl } = await ctx.http.fetchTextWithRetry(
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pageUrl,
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`page:${ctx.store.key}:${ctx.cat.key}:${page}`,
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ctx.store.ua
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);
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const itemsRaw = (ctx.store.parseProducts || ctx.config.defaultParseProducts)(text, ctx, finalUrl);
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const items = [];
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for (const it of itemsRaw) {
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const allow = ctx?.cat?.allowUrl;
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if (typeof allow === "function" && !allow(it)) continue;
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items.push(it);
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}
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logger.ok(
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`${ctx.catPrefixOut} | Page ${String(page).padStart(3, " ")} | ${String(status).padStart(3, " ")} | items=${String(items.length).padStart(3, " ")} | bytes=${String(bytes || 0).padStart(8, " ")} | ${(ms / 1000).toFixed(1).padStart(6, " ")}s`
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);
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// stop on empty OR short last page (prevents requesting the "[]" next page that triggers Short HTML)
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if (!items.length) break;
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for (const it of items) discovered.set(it.url, it);
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if (items.length < perPage) break;
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page++;
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}
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logger.ok(`${ctx.catPrefixOut} | Unique products (this run): ${discovered.size}`);
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const { merged, newItems, updatedItems, removedItems, restoredItems, metaChangedItems } =
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mergeDiscoveredIntoDb(prevDb, discovered, { storeLabel: ctx.store.name });
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const dbObj = buildDbObject(ctx, merged);
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writeJsonAtomic(ctx.dbFile, dbObj);
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logger.ok(`${ctx.catPrefixOut} | DB saved: ${logger.dim(ctx.dbFile)} (${dbObj.count} items)`);
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const elapsedMs = Date.now() - t0;
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report.categories.push({
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store: ctx.store.name,
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label: ctx.cat.label,
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key: ctx.cat.key,
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dbFile: ctx.dbFile,
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scannedPages: Math.max(0, page),
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discoveredUnique: discovered.size,
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newCount: newItems.length,
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updatedCount: updatedItems.length,
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removedCount: removedItems.length,
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restoredCount: restoredItems.length,
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metaChangedCount: metaChangedItems.length,
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elapsedMs,
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});
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report.totals.newCount += newItems.length;
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report.totals.updatedCount += updatedItems.length;
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report.totals.removedCount += removedItems.length;
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report.totals.restoredCount += restoredItems.length;
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report.totals.metaChangedCount += metaChangedItems.length;
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addCategoryResultToReport(report, ctx.store.name, ctx.cat.label, newItems, updatedItems, removedItems, restoredItems);
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}
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function createStore(defaultUa) {
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const ua = defaultUa;
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return {
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key: "sierrasprings",
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name: "Sierra Springs",
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host: "sierraspringsliquor.ca",
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ua: defaultUa,
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ua,
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parseProducts: parseProductsSierra,
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// store-only override (no changes outside this file)
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scanCategory: scanCategoryWooStoreApi,
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// RESTORED: original 4 categories, unchanged startUrl so DB hashes match
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categories: [
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{
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key: "whisky",
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label: "Whisky",
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startUrl: "https://sierraspringsliquor.ca/product-category/whisky-2/",
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discoveryStartPage: 20,
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discoveryStartPage: 1,
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perPage: 100,
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},
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{
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key: "fine-rare",
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label: "Fine & Rare",
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startUrl: "https://sierraspringsliquor.ca/product-category/fine-rare/",
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discoveryStartPage: 1,
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perPage: 100,
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},
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{
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key: "spirits-liquor",
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label: "Spirits / Liquor",
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startUrl: "https://sierraspringsliquor.ca/product-category/spirits-liquor/page/2/",
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discoveryStartPage: 15,
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startUrl: "https://sierraspringsliquor.ca/product-category/spirits-liquor/",
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discoveryStartPage: 1,
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perPage: 100,
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allowUrl: allowSierraSpiritsLiquorUrlRumWhisky,
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},
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{
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@ -90,6 +362,7 @@ function createStore(defaultUa) {
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label: "Spirits",
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startUrl: "https://sierraspringsliquor.ca/product-category/spirits/",
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discoveryStartPage: 1,
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perPage: 100,
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},
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],
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};
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