// Vérifs headless : flux d'auth du mock + rendu de chaque écran.
// Lancement : npx tsx --tsconfig tsconfig.app.json scripts/smoke.tsx
import { createElement, type ReactNode } from 'react';
import { renderToString } from 'react-dom/server';
import { QueryClient, QueryClientProvider } from '@tanstack/react-query';
import { MemoryRouter, RouterProvider, createMemoryRouter } from 'react-router-dom';

import {
  ApiError,
  DEMO_COORDINATOR_EMAIL,
  DEMO_COORDINATOR_PASSWORD,
  EDITION_ID,
  api,
  devMagicToken,
  setAuthToken,
} from '@/api';
import type { AccountRead } from '@/api/schema';
import { queryKeys } from '@/api/hooks';
import { AuthContext, AuthProvider, type AuthContextValue } from '@/auth/auth-context';
import { routes } from '@/app/router';
import { BadgesPage } from '@/pages/BadgesPage';
import { ConfigPage } from '@/pages/ConfigPage';
import { FormBuilderPage } from '@/pages/FormBuilderPage';
import { GrillePage } from '@/pages/GrillePage';
import { MobileLeadPage } from '@/pages/MobileLeadPage';
import { MobileVolunteerPage } from '@/pages/MobileVolunteerPage';
import { VolunteerViewPage } from '@/pages/VolunteerViewPage';

const e = EDITION_ID;
let failures = 0;
const fail = (label: string, err: unknown) => {
  failures += 1;
  console.error(`FAIL ${label}`, err);
};

let coordinator: AccountRead | null = null;
let volunteerAccount: AccountRead | null = null;
let leadAccount: AccountRead | null = null;
let coordinatorToken = '';

async function checkAuth() {
  let badRejected = 'non';
  try {
    await api.auth.login(e, { email: DEMO_COORDINATOR_EMAIL, password: 'faux' });
  } catch (err) {
    badRejected = err instanceof ApiError ? err.code : String(err);
  }

  const session = await api.auth.login(e, {
    email: DEMO_COORDINATOR_EMAIL,
    password: DEMO_COORDINATOR_PASSWORD,
  });
  coordinator = session.account;
  coordinatorToken = session.access_token;
  setAuthToken(coordinatorToken);
  const me = await api.auth.me();

  const vols = await api.volunteers.list(e);
  const volEmail = vols.find((v) => v.email)?.email ?? '';
  await api.auth.requestMagicLink(e, { email: volEmail });
  const raw = devMagicToken(volEmail);
  volunteerAccount = raw ? (await api.auth.verifyMagicLink(e, { token: raw })).account : null;

  await api.auth.requestMagicLink(e, { email: 'referent1@lessonsdautomne.fr' });
  const leadRaw = devMagicToken('referent1@lessonsdautomne.fr');
  leadAccount = leadRaw ? (await api.auth.verifyMagicLink(e, { token: leadRaw })).account : null;

  setAuthToken(coordinatorToken);
  console.log(
    JSON.stringify(
      {
        badPasswordRejectedWith: badRejected,
        loginRole: session.account.role,
        meRole: me.role,
        magicVolunteerRole: volunteerAccount?.role,
        magicVolunteerLinked: Boolean(volunteerAccount?.volunteer_id),
        magicLeadRole: leadAccount?.role,
      },
      null,
      2,
    ),
  );
}

/** Exerce le formulaire public de bout en bout (mode mock) : configuration,
 * lecture publique, soumission, vœux (max 2 postes, un artiste par jour),
 * et le bénévole créé doit apparaître dans la liste de la coordination. */
async function checkPublicForm() {
  const positions = await api.positions.list(e);
  const artists = await api.artists.list(e);
  const beforeCount = (await api.volunteers.list(e)).length;

  await api.forms.setFields(e, {
    fields: ['EMAIL', 'POSITION_WISHES', 'ARTIST_WISHES', 'COMMENT'],
  });
  const config = await api.forms.getPublicConfig(e);
  if (!config.is_open) throw new Error('formulaire public : devrait être ouvert par défaut');
  if (config.positions.length !== positions.length) {
    throw new Error('formulaire public : postes manquants dans la config publique');
  }

  const sameDay = artists.filter((a) => a.performance_date === artists[0]?.performance_date);
  let tooManyArtistsRejectedWith = 'non';
  if (sameDay.length >= 2) {
    try {
      await api.forms.submitPublic(e, {
        first_name: 'Test',
        last_name: 'Smoke',
        hcaptcha_token: 'dev',
        artist_wish_ids: [sameDay[0].id, sameDay[1].id],
      });
    } catch (err) {
      tooManyArtistsRejectedWith = err instanceof ApiError ? err.code : String(err);
    }
  }

  let tooManyPositionsRejectedWith = 'non';
  if (positions.length >= 3) {
    try {
      await api.forms.submitPublic(e, {
        first_name: 'Test',
        last_name: 'Smoke',
        hcaptcha_token: 'dev',
        position_wish_ids: positions.slice(0, 3).map((p) => p.id),
      });
    } catch (err) {
      tooManyPositionsRejectedWith = err instanceof ApiError ? err.code : String(err);
    }
  }

  const result = await api.forms.submitPublic(e, {
    first_name: 'test',
    last_name: 'smoke',
    hcaptcha_token: 'dev',
    email: 'test.smoke@example.org',
    comment: 'Créé par le smoke test',
    position_wish_ids: positions.slice(0, 2).map((p) => p.id),
    artist_wish_ids: artists[0] ? [artists[0].id] : [],
  });
  const created = await api.volunteers.get(e, result.volunteer_id);
  const afterCount = (await api.volunteers.list(e)).length;

  console.log(
    JSON.stringify(
      {
        formOpenByDefault: config.is_open,
        tooManyPositionsRejectedWith,
        tooManyArtistsRejectedWith,
        createdVolunteerName: `${created.first_name} ${created.last_name}`,
        createdVolunteerAppearsInList: afterCount === beforeCount + 1,
      },
      null,
      2,
    ),
  );
}

/** Feuilles de poste PDF (mode mock) : la sélection filtre bien, l'absence
 * de créneau/poste rejette avec le bon code. */
async function checkPositionSheets() {
  const positions = await api.positions.list(e);
  const first = positions[0];
  if (!first) throw new Error('feuilles de poste : aucun poste en démo pour tester');

  const blob = await api.positionSheets.generate(e, { position_ids: [first.id] });
  if (!(blob instanceof Blob) || blob.size === 0) {
    throw new Error('feuilles de poste : PDF vide');
  }

  let noPositionsRejectedWith = 'non';
  try {
    await api.positionSheets.generate(e, {
      position_ids: ['00000000-0000-0000-0000-000000000000'],
    });
  } catch (err) {
    noPositionsRejectedWith = err instanceof ApiError ? err.code : String(err);
  }

  console.log(
    JSON.stringify({ pdfBytes: blob.size, noPositionsRejectedWith }, null, 2),
  );
}

async function prefetchCore(client: QueryClient) {
  await Promise.all([
    client.prefetchQuery({ queryKey: queryKeys.volunteers, queryFn: () => api.volunteers.list(e) }),
    client.prefetchQuery({ queryKey: queryKeys.positions, queryFn: () => api.positions.list(e) }),
    client.prefetchQuery({ queryKey: queryKeys.shifts(), queryFn: () => api.shifts.list(e) }),
    client.prefetchQuery({ queryKey: queryKeys.assignments(), queryFn: () => api.assignments.list(e) }),
    client.prefetchQuery({ queryKey: queryKeys.matrix, queryFn: () => api.matrix.get(e) }),
  ]);
}

function authValue(account: AccountRead): AuthContextValue {
  return {
    status: 'authed',
    account,
    loginWithPassword: async () => account,
    requestMagicLink: async () => {},
    verifyMagicLink: async () => account,
    logout: () => {},
  };
}

async function renderProtected(
  label: string,
  account: AccountRead,
  node: ReactNode,
  extra?: (client: QueryClient) => Promise<void>,
) {
  try {
    const client = new QueryClient({ defaultOptions: { queries: { retry: false } } });
    await prefetchCore(client);
    if (extra) await extra(client);
    const html = renderToString(
      createElement(
        QueryClientProvider,
        { client },
        createElement(
          AuthContext.Provider,
          { value: authValue(account) },
          createElement(MemoryRouter, null, node),
        ),
      ),
    );
    console.log(`ok   ${label.padEnd(26)} ${html.length} octets`);
  } catch (err) {
    fail(label, err);
  }
}

function renderPublic(path: string) {
  try {
    const client = new QueryClient();
    const router = createMemoryRouter(routes, { initialEntries: [path] });
    const html = renderToString(
      createElement(
        QueryClientProvider,
        { client },
        createElement(AuthProvider, null, createElement(RouterProvider, { router })),
      ),
    );
    console.log(`ok   ${path.padEnd(26)} ${html.length} octets`);
  } catch (err) {
    fail(path, err);
  }
}

// --------------------------------------------------------------------------- //
await checkAuth().catch((err) => fail('checkAuth', err));
await checkPublicForm().catch((err) => fail('checkPublicForm', err));
await checkPositionSheets().catch((err) => fail('checkPositionSheets', err));

renderPublic('/connexion');
renderPublic('/connexion/coordination');
renderPublic('/inscription'); // formulaire public, hors de <RequireAuth/>

if (coordinator) {
  setAuthToken(coordinatorToken);
  await renderProtected('/grille', coordinator, createElement(GrillePage));
  await renderProtected('/benevoles', coordinator, createElement(VolunteerViewPage));
  await renderProtected('/configuration', coordinator, createElement(ConfigPage));
  await renderProtected('/badges', coordinator, createElement(BadgesPage));
  await renderProtected('/inscriptions', coordinator, createElement(FormBuilderPage));
}
if (volunteerAccount) {
  const vid = volunteerAccount.volunteer_id as string;
  await renderProtected(
    '/mobile-benevole',
    volunteerAccount,
    createElement(MobileVolunteerPage),
    async (client) => {
      await client.prefetchQuery({
        queryKey: queryKeys.assignments({ volunteerId: vid }),
        queryFn: () => api.assignments.list(e, { volunteerId: vid }),
      });
      await client.prefetchQuery({
        queryKey: ['volunteer', e, vid],
        queryFn: () => api.volunteers.get(e, vid),
      });
    },
  );
}
if (leadAccount) {
  await renderProtected('/mobile-referent', leadAccount, createElement(MobileLeadPage));
}

process.exit(failures ? 1 : 0);