import assert from "node:assert/strict";
import fs from "node:fs";
import test from "node:test";
import path from "node:path";

const page = fs.readFileSync(path.resolve("app/(app)/settings/report-layout/page.tsx"), "utf8");
const shell = fs.readFileSync(path.resolve("components/app-shell.tsx"), "utf8");
const bff = fs.readFileSync(path.resolve("app/api/report-settings/route.ts"), "utf8");
const previewBff = fs.readFileSync(path.resolve("app/api/report-settings/preview/route.ts"), "utf8");

test("admin navigation contains report settings only for admins", () => {
  assert.match(shell, /href: "\/settings\/report-layout"/);
  assert.match(shell, /label: "Berichtseinstellungen"/);
  assert.match(shell, /adminOnly: true/);
});

test("report settings page gates non-admin users and loads saved settings", () => {
  assert.match(page, /user\?\.role !== "admin"/);
  assert.match(page, /fetch\("\/api\/report-settings"/);
  assert.match(page, /queryKey: \["report-settings"\]/);
  assert.match(page, /Berichtseinstellungen werden geladen/);
});

test("dirty state controls reset and save behavior", () => {
  assert.match(page, /const dirty = !sameSettings\(draft, saved\)/);
  assert.match(page, /disabled=\{!dirty \|\| saveMutation\.isPending/);
  assert.match(page, /setDraft\(saved\)/);
  assert.match(page, /Änderungen verworfen/);
});

test("page sends PUT and preview PDF through Atlas BFF", () => {
  assert.match(page, /method: "PUT"/);
  assert.match(page, /JSON\.stringify\(values\)/);
  assert.match(page, /\/api\/report-settings\/preview/);
  assert.match(page, /Vorschau aktualisieren/);
  assert.match(page, /PDF wird erzeugt/);
  assert.match(page, /<iframe title="Orion PDF-Vorschau"/);
  assert.match(page, /URL\.createObjectURL/);
});

test("report settings page exposes v1.1 setting groups", () => {
  for (const label of [
    "Seitenlayout",
    "Seitenränder",
    "Abschnittsabstände",
    "Deckblatt kompakt",
    "Tabellen",
    "Tabellenlayout",
    "Tabellenschrift",
    "Bildposition",
    "Maximale Bilder pro Seite",
    "Bildbeschriftungen",
    "Kopf- und Fußzeile",
    "Kopfzeile anzeigen",
    "Fußzeile anzeigen",
    "Firmenlogo"
  ]) {
    assert.match(page, new RegExp(label));
  }
});

test("BFF routes use HttpOnly cookie and forward PDF content", () => {
  assert.match(bff, /AUTH_COOKIE_NAME/);
  assert.match(bff, /Authorization: `Bearer \$\{token\}`/);
  assert.match(bff, /\/report-settings/);
  assert.match(previewBff, /content-type/);
  assert.match(previewBff, /application\/pdf/);
  assert.match(previewBff, /orion-layout-preview\.pdf/);
});