// Luzern sweep: LinkedIn + job-room.ch (canton LU)
import { KEYWORDS } from "../config.ts";
import type { SearchConfig } from "../config.ts";
import { fetchJobs, isEnglishContent, NON_ENGLISH_RE, JUNIOR_TITLE_RE, JAVA_TITLE_RE, SOFTWARE_TITLE_RE } from "../fetch.ts";

const MS_STACK_RE = /\.net\b|\bc#|sharepoint|dynamics 365|power platform|\bsccm\b|intune|successfactors|\bsap\b|\bm365\b/i;
const PHARMA_RE = /\b(clinical|pharmaceutical|drug\s+(substance|product)|ha?ematology|oncology|formulation|laborator|chemist|chemistry|biolog|preclinical|regulatory\s+affairs|medical\s+affairs|veterinary|pathologist)\b/i;
const DE_FR_RE = /\b(und|oder|wir|Sie|Ihre|Ihrer|Kenntnisse|Erfahrung|Aufgaben|Anforderungen|Stelle|Unternehmen|Mitarbeiter|Bereich|nous|vous|votre|pour|avec|des|les)\b/g;
const strip = (s: string) => s.replace(/<[^>]+>/g, "").replace(/\s+/g, " ").trim();

// ---------- LinkedIn ----------
console.log("=== LinkedIn: Lucerne ===");
const config: SearchConfig = {
  label: "Luzern",
  keywords: KEYWORDS,
  location: "Lucerne, Switzerland",
  workType: ["onsite", "hybrid"],
  timePosted: "month",
};

const liJobs = await fetchJobs(config);
console.log(`${liJobs.length} after title filters\n`);

const liKept: any[] = [];
for (const j of liJobs) {
  if (MS_STACK_RE.test(j.title)) continue;
  process.stdout.write(`  ${j.title} … `);
  const ok = await isEnglishContent(j.id);
  console.log(ok ? "ok" : "dropped (DE/FR)");
  if (ok) liKept.push(j);
}

// ---------- job-room.ch, canton LU ----------
console.log("\n=== job-room.ch: canton LU ===");
const API = "https://www.job-room.ch/jobadservice/api/jobAdvertisements/_search";
const UA = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36";
const KWS = ["software", "engineer", "developer", "devops", "data", "python", "cloud", "platform", "backend", "full stack", "ai"];

const ads = new Map<string, any>();
for (const kw of KWS) {
  for (let page = 0; page < 5; page++) {
    const res = await fetch(`${API}?page=${page}&size=100`, {
      method: "POST",
      headers: { "Content-Type": "application/json", Accept: "application/json", "User-Agent": UA },
      body: JSON.stringify({
        onlineSince: 30, displayRestricted: false, keywords: [kw],
        cantonCodes: ["LU"], workloadPercentageMin: 0, workloadPercentageMax: 100,
      }),
    });
    if (!res.ok) break;
    const hits = (await res.json()) as any[];
    for (const h of hits) if (h.jobAdvertisement?.id) ads.set(h.jobAdvertisement.id, h.jobAdvertisement);
    if (hits.length < 100) break;
    await Bun.sleep(200);
  }
  await Bun.sleep(200);
}
console.log(`${ads.size} unique ads in LU`);

const jrKept: any[] = [];
for (const ad of ads.values()) {
  const c = ad.jobContent;
  const d = c?.jobDescriptions?.[0];
  if (!d) continue;
  const title = strip(d.title);
  if (NON_ENGLISH_RE.test(title) || JUNIOR_TITLE_RE.test(title) || JAVA_TITLE_RE.test(title)) continue;
  if (!SOFTWARE_TITLE_RE.test(title)) continue;
  if (MS_STACK_RE.test(title) || PHARMA_RE.test(title)) continue;

  const body = strip(d.description ?? "");
  if ((body.match(DE_FR_RE) ?? []).length >= 6) continue;
  if (MS_STACK_RE.test(body)) continue;

  const langs = (c.languageSkills ?? [])
    .map((l: any) => `${l.languageIsoCode}:${l.spokenLevel ?? "?"}/${l.writtenLevel ?? "?"}`).join(" ");

  jrKept.push({
    title,
    company: c.company?.name ?? "",
    city: c.location?.city ?? "",
    workload: `${c.employment?.workloadPercentageMin ?? "?"}-${c.employment?.workloadPercentageMax ?? "?"}%`,
    posted: ad.createdTime?.slice(0, 10) ?? "",
    langs,
    url: c.externalUrl ?? `https://www.job-room.ch/job-search/${ad.id}`,
    snippet: body.slice(0, 200),
  });
}

// ---------- output ----------
console.log(`\n\n######## LinkedIn survivors: ${liKept.length} ########\n`);
for (const j of liKept) console.log(`### ${j.title} [${j.company}]\n    ${j.location} · ${j.postedAt}\n    ${j.link}\n`);

console.log(`\n######## job-room survivors: ${jrKept.length} ########\n`);
jrKept.sort((a, b) => b.posted.localeCompare(a.posted));
for (const j of jrKept) {
  console.log(`### ${j.title} [${j.company}]`);
  console.log(`    ${j.city} · ${j.workload} · ${j.posted}`);
  if (j.langs) console.log(`    langs: ${j.langs}`);
  console.log(`    ${j.url}`);
  console.log(`    ${j.snippet}\n`);
}