135 lines
3.8 KiB
JavaScript
135 lines
3.8 KiB
JavaScript
#!/usr/bin/env node
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import {
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createPageSession,
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dismissCommonOverlays,
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fail,
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gotoListing,
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sleep,
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} from "./real-estate-photo-common.js";
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import {
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buildZillowAddressSlug,
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parseAddressIdentity,
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scoreAddressCandidate,
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} from "./real-estate-address.js";
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function normalizeListingUrl(url) {
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try {
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const parsed = new URL(url);
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parsed.search = "";
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parsed.hash = "";
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return parsed.toString();
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} catch {
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return null;
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}
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}
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async function collectListingUrl(page) {
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return page.evaluate(() => {
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const toAbsolute = (href) => {
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try {
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return new URL(href, location.href).toString();
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} catch {
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return null;
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}
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};
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const candidates = [];
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for (const anchor of document.querySelectorAll('a[href*="/homedetails/"]')) {
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const href = anchor.getAttribute("href");
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if (!href) continue;
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const absolute = toAbsolute(href);
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if (!absolute) continue;
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const text = (anchor.textContent || "").replace(/\s+/g, " ").trim();
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const aria = anchor.getAttribute("aria-label") || "";
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const title = anchor.getAttribute("title") || "";
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const parentText = (anchor.parentElement?.textContent || "").replace(/\s+/g, " ").trim();
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candidates.push({
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url: absolute,
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text,
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aria,
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title,
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parentText,
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});
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}
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const unique = [];
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for (const candidate of candidates) {
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if (!unique.some((item) => item.url === candidate.url)) unique.push(candidate);
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}
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return unique;
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});
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}
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async function main() {
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const address = String(process.argv[2] || "").trim();
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const identity = parseAddressIdentity(address);
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const searchUrl = `https://www.zillow.com/homes/${encodeURIComponent(buildZillowAddressSlug(address))}_rb/`;
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const { context, page } = await createPageSession({ headless: process.env.HEADLESS !== "false" });
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try {
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const attempts = [`Opened Zillow address search URL: ${searchUrl}`];
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await gotoListing(page, searchUrl, 2500);
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await dismissCommonOverlays(page);
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await sleep(1500);
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let listingUrl = null;
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if (page.url().includes("/homedetails/")) {
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const directScore = scoreAddressCandidate(
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identity,
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`${page.url()} ${(await page.title()) || ""}`
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);
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if (directScore.matched) {
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listingUrl = normalizeListingUrl(page.url());
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attempts.push("Zillow search URL resolved directly to a matching property page.");
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} else {
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attempts.push("Zillow redirected to a property page, but it did not match the requested address closely enough.");
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}
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} else {
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const discovered = await collectListingUrl(page);
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const scored = discovered
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.map((candidate) => ({
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...candidate,
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match: scoreAddressCandidate(
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identity,
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`${candidate.url} ${candidate.text} ${candidate.aria} ${candidate.title} ${candidate.parentText}`
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)
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}))
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.sort((a, b) => b.match.score - a.match.score);
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if (scored[0]?.match.matched) {
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listingUrl = normalizeListingUrl(scored[0].url);
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attempts.push(`Zillow search results exposed a matching homedetails link with score ${scored[0].match.score}.`);
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} else {
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attempts.push("Zillow discovery did not expose a confident homedetails match for this address.");
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}
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}
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process.stdout.write(
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`${JSON.stringify(
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{
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source: "zillow",
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address,
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searchUrl,
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finalUrl: page.url(),
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title: await page.title(),
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listingUrl,
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attempts,
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},
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null,
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2
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)}\n`
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);
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await context.close();
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} catch (error) {
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try {
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await context.close();
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} catch {
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// Ignore close errors after the primary failure.
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}
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fail("Zillow discovery failed.", error instanceof Error ? error.message : String(error));
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}
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}
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main();
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