/** @effect-diagnostics asyncFunction:skip-file */
import type { APIRequestContext, Locator, Page, Response } from "@playwright/test";
import { expect, test } from "@playwright/test";
import { ManagedRuntime } from "effect";
import { APIClient } from "../../web/app/themes/haiku-atelier-2024/src/scripts-effect/lib/api.ts";
import type { WCV3Products } from "../../web/app/themes/haiku-atelier-2024/src/scripts/lib/types/api/v3/products";
import type { BackendHeaders } from "./utils.ts";
import { getBackendHeadersFromHtml } from "./utils.ts";

test.describe.configure({ mode: "parallel", timeout: 60_000 });

/** _Runtime_ pour effectuer les appels API. */
const TestRuntime = ManagedRuntime.make(APIClient.Live);

test("is on the first page of the Shop", async ({ page }): Promise<void> => {
  const FIRST_PAGE_NUMBER = "1";
  await page.goto("https://haikuatelier.gcch.local/shop/");

  const productsGrid: Locator = page.locator(".grille-produits");
  await expect(productsGrid, "La grille des Produits est visible.").toBeVisible();

  expect(await productsGrid.getAttribute("data-page"), "Le numéro de page initial est correct.").toBe(
    FIRST_PAGE_NUMBER,
  );
});

test("can scroll to the end of the grid", async ({ page }): Promise<void> => {
  await page.goto("https://haikuatelier.gcch.local/shop/");

  let hasMoreProducts = true;
  let currentPageNumber = "1";

  const productsGrid: Locator = page.locator(".grille-produits");
  await expect(productsGrid, "La grille des Produits est visible.").toBeVisible();

  const showMoreButton: Locator = page.getByRole("button", { name: "Show more" });
  await expect(showMoreButton, "Le bouton « Show more » est visible.").toBeVisible();

  while (hasMoreProducts) {
    const newProductsResponse: Promise<Response> = page.waitForResponse(new RegExp(".*wp-json/wc/v3/products.*"));
    await showMoreButton.click();
    await newProductsResponse;

    const newPageNumber = String(Number(currentPageNumber) + 1);
    // Créé un nouveau Locator que l'on attend pour s'assurer que l'attribut soit bien mis à jour.
    const gridWithNewPageNumber = page.locator(`.grille-produits[data-page="${newPageNumber}"]`);
    await gridWithNewPageNumber.waitFor();

    // Redondance pour expliciter la raison de l'assertion.
    expect(await productsGrid.getAttribute("data-page"), "Le numéro de page a été incrémenté.").toBe(
      newPageNumber,
    );
    currentPageNumber = newPageNumber;

    // La fin de la grille est atteint.
    if (await showMoreButton.isHidden()) {
      hasMoreProducts = false;
    }
  }
});

test("can access all Products' pages", async ({ page, request }): Promise<void> => {
  await page.goto("https://haikuatelier.gcch.local/shop/");
  const links = await getAllProductsLinks(page, request);

  for (const link of links) {
    // Vérifie que le lien de la page retourne OK.
    const req = await request.get(link);
    await expect(req, "La page du Produit est accessible.").toBeOK();
  }
});

test("has no Product with broken images", async ({ page }): Promise<void> => {
  await page.goto("https://haikuatelier.gcch.local/shop/");

  await loadMoreProducts(page);

  const brokenImages = await page.locator("a:has(img[src=''])").all();
  const links = await Promise.all(brokenImages.map(locator => locator.getAttribute("href")));

  console.info("Liens des Produits avec images cassées :", links);

  expect(links.length, "Il n'y pas d'images cassées.").toEqual(0);
});

const getAllProductsLinks = async (page: Page, request: APIRequestContext): Promise<Array<string>> => {
  const backendHeaders: BackendHeaders = await getBackendHeadersFromHtml(page);
  const response = await request.get("/wp-json/wc/v3/products?page=1&per_page=100&status=publish", {
    headers: { Authorization: `Basic ${backendHeaders.authString}`, Nonce: backendHeaders.nonce },
  });
  const json = (await response.json()) as WCV3Products;
  return json.map(p => p.permalink);
};

const loadMoreProducts = async (page: Page): Promise<void> => {
  const showMoreButton: Locator = page.getByRole("button", { name: "Show more" });
  const newProductsResponse: Promise<Response> = page.waitForResponse(new RegExp(".*wp-json/wc/v3/products.*"));
  await showMoreButton.click();
  await newProductsResponse;
};