import { expect, test } from "@playwright/test";
import { readFileSync } from "node:fs";
import { resolve } from "node:path";

const ROUTES_WITH_LOCAL_FALLBACKS = [
  "app/(chat)/api/models/route.ts",
  "app/api/favicon/route.ts",
  "app/api/site-settings/route.ts",
  "app/api/user/membership-summary/route.ts",
];

test("requires an explicit environment switch for local fallbacks", () => {
  for (const path of ROUTES_WITH_LOCAL_FALLBACKS) {
    const source = readFileSync(resolve(process.cwd(), path), "utf8");

    expect(source, path).toContain(
      'process.env.CANVAS_E2E_LOCAL === "true"'
    );
    expect(source, path).not.toMatch(
      /CANVAS_E2E_LOCAL[\s\S]{0,220}\|\|[\s\S]{0,120}(localhost|127\.0\.0\.1|::1)/
    );
  }
});

test("production deploy stages the main build and retains active static chunks", () => {
  const nextConfig = readFileSync(
    resolve(process.cwd(), "next.config.ts"),
    "utf8"
  );
  const deployScript = readFileSync(
    resolve(process.cwd(), "scripts/deploy-pascal-production.sh"),
    "utf8"
  );

  expect(nextConfig).toContain(
    'distDir: process.env.NEXT_DIST_DIR?.trim() || ".next"'
  );
  expect(deployScript).toContain("NEXT_DIST_DIR=.next-build");
  expect(deployScript).toContain(
    'rsync -a --ignore-existing "$current_build/static/" "$staged_build/static/"'
  );
  expect(deployScript).toContain('curl -fsS "$MAIN_INTERNAL_URL/ping"');
});

test("atomic production deploy rejects the local E2E fallback switch", () => {
  const deployScript = readFileSync(
    resolve(process.cwd(), "scripts/deploy-production-atomic.sh"),
    "utf8"
  );

  expect(deployScript).toContain("CANVAS_E2E_LOCAL");
  expect(deployScript).toContain(
    "Refusing production deployment while CANVAS_E2E_LOCAL=true."
  );
});