import 'dotenv/config';
import { test as base, expect, Page, APIRequestContext } from '@playwright/test';

export type TenantCredentials = {
  email: string;
  password: string;
};

export type TenantAdminFixtures = {
  tenantAdminCredentials: TenantCredentials | null;
  signInTenantAdmin: () => Promise<void>;
};

const tenantAdminEmail = process.env.E2E_TENANT_EMAIL ?? 'hello@lumen-moments.demo';
const tenantAdminPassword = process.env.E2E_TENANT_PASSWORD ?? 'Demo1234!';

export const test = base.extend<TenantAdminFixtures>({
  tenantAdminCredentials: async ({}, use) => {
    if (!tenantAdminEmail || !tenantAdminPassword) {
      await use(null);
      return;
    }

    await use({
      email: tenantAdminEmail,
      password: tenantAdminPassword,
    });
  },

  signInTenantAdmin: async ({ page, tenantAdminCredentials }, use) => {
    if (!tenantAdminCredentials) {
      await use(async () => {
        throw new Error('Tenant admin credentials missing. Provide E2E_TENANT_EMAIL and E2E_TENANT_PASSWORD.');
      });
      return;
    }

    await use(async () => {
      await performTenantSignIn(page, tenantAdminCredentials);
    });
  },
});

export const expectFixture = expect;

async function performTenantSignIn(page: Page, credentials: TenantCredentials) {
  const token = await exchangeToken(page.request, credentials);

  await page.addInitScript(({ stored }) => {
    localStorage.setItem('tenant_admin.token.v1', JSON.stringify(stored));
    sessionStorage.setItem('tenant_admin.token.session.v1', JSON.stringify(stored));
  }, { stored: token });

  await page.goto('/event-admin');
  await page.waitForLoadState('domcontentloaded');
}

type StoredTokenPayload = {
  accessToken: string;
  abilities: string[];
  issuedAt: number;
};

async function exchangeToken(request: APIRequestContext, credentials: TenantCredentials): Promise<StoredTokenPayload> {
  const response = await request.post('/api/v1/tenant-auth/login', {
    data: {
      login: credentials.email,
      password: credentials.password,
    },
  });

  if (!response.ok()) {
    throw new Error(`Tenant PAT login failed: ${response.status()} ${await response.text()}`);
  }

  const body = await response.json();

  return {
    accessToken: body.token,
    abilities: Array.isArray(body.abilities) ? body.abilities : [],
    issuedAt: Date.now(),
  };
}