Add purpose-aware property assessor intake

skills/property-assessor/src/listing-discovery.ts

@@ -0,0 +1,66 @@
+import { execFile } from "node:child_process";
+import { promisify } from "node:util";
+
+const execFileAsync = promisify(execFile);
+
+export interface ListingDiscoveryResult {
+  attempts: string[];
+  zillowUrl: string | null;
+  harUrl: string | null;
+}
+
+function parseJsonOutput(raw: string, context: string): any {
+  const text = raw.trim();
+  if (!text) {
+    throw new Error(`${context} produced no JSON output.`);
+  }
+  return JSON.parse(text);
+}
+
+async function runDiscoveryScript(
+  scriptName: string,
+  address: string
+): Promise<{ listingUrl: string | null; attempts: string[] }> {
+  const scriptPath = `/Users/stefano/.openclaw/workspace/skills/web-automation/scripts/${scriptName}`;
+  const { stdout } = await execFileAsync(process.execPath, [scriptPath, address], {
+    timeout: 120000,
+    maxBuffer: 2 * 1024 * 1024
+  });
+  const payload = parseJsonOutput(stdout, scriptName);
+  return {
+    listingUrl: typeof payload.listingUrl === "string" && payload.listingUrl.trim() ? payload.listingUrl.trim() : null,
+    attempts: Array.isArray(payload.attempts) ? payload.attempts.map(String) : []
+  };
+}
+
+export async function discoverListingSources(address: string): Promise<ListingDiscoveryResult> {
+  const attempts: string[] = [];
+  let zillowUrl: string | null = null;
+  let harUrl: string | null = null;
+
+  try {
+    const result = await runDiscoveryScript("zillow-discover.js", address);
+    zillowUrl = result.listingUrl;
+    attempts.push(...result.attempts);
+  } catch (error) {
+    attempts.push(
+      `Zillow discovery failed: ${error instanceof Error ? error.message : String(error)}`
+    );
+  }
+
+  try {
+    const result = await runDiscoveryScript("har-discover.js", address);
+    harUrl = result.listingUrl;
+    attempts.push(...result.attempts);
+  } catch (error) {
+    attempts.push(
+      `HAR discovery failed: ${error instanceof Error ? error.message : String(error)}`
+    );
+  }
+
+  return {
+    attempts,
+    zillowUrl,
+    harUrl
+  };
+}