import { expect, test } from '@playwright/test';
import type { BrowserContext } from '@playwright/test';

import { contextForUser } from './helpers';
import { fixtureManifest, pluginZip, WELL_BEHAVED_SOURCE } from './plugin-fixtures';

/**
 * Plugin administration UI (issue #72): the Site-Admin installs a plugin, sees
 * its declared permissions surfaced in the list, switches its instance mode,
 * and activates it for one pond — the pond's effective plugin list reflects the
 * toggle. Mode propagation (required everywhere / disabled nowhere) and the
 * not-optional guard are pinned at the API level in `plugins.e2e.db.test.ts`.
 */
const BASE_URL = process.env.E2E_BASE_URL ?? 'http://localhost:5173';
const PLUGIN_ID = 'e2e-admin-ui';

async function installFixture(context: BrowserContext): Promise<void> {
  await context.request.delete(`/api/v1/admin/plugins/${PLUGIN_ID}`);
  const res = await context.request.post('/api/v1/admin/plugins', {
    multipart: {
      file: {
        name: `${PLUGIN_ID}.zip`,
        mimeType: 'application/zip',
        buffer: pluginZip(
          fixtureManifest(PLUGIN_ID, 'Admin UI Fixture', ['ui']),
          WELL_BEHAVED_SOURCE,
        ),
      },
    },
  });
  expect(res.status(), await res.text()).toBe(201);
}

test('admin lists a plugin with its permissions, switches mode, and a pond activates it', async ({
  browser,
}) => {
  const admin = await contextForUser(browser, BASE_URL, 'fixture-admin');
  await installFixture(admin);

  // The admin's personal pond — a pond they administer.
  const ponds = await (await admin.request.get('/api/v1/ponds')).json();
  const pond = ponds.find((p: { type: string }) => p.type === 'personal');

  const page = await admin.newPage();
  try {
    await page.goto('/admin');
    const item = page.locator(`.plugin-manager__item[data-plugin-id="${PLUGIN_ID}"]`);
    await expect(item).toBeVisible();
    // Declared permission is surfaced prominently in the list (security.md).
    await expect(item.locator('.plugin-manager__permission', { hasText: 'ui' })).toBeVisible();

    // Switch the instance mode to optional so it becomes a per-pond choice.
    await item.locator('.plugin-manager__mode').selectOption('optional');
    await expect(item.locator('.plugin-manager__mode')).toHaveValue('optional');

    // Not yet active in the pond.
    const before = await (await admin.request.get(`/api/v1/ponds/${pond.id}/plugins`)).json();
    expect(before.map((p: { id: string }) => p.id)).not.toContain(PLUGIN_ID);

    // Toggle it on in the pond's settings.
    await page.goto(`/p/${pond.slug}/settings`);
    const toggle = page
      .locator(`.pond-plugins__item[data-plugin-id="${PLUGIN_ID}"]`)
      .locator('.pond-plugins__toggle');
    await expect(toggle).toBeVisible();
    // Controlled checkbox: click and let the effective-list poll confirm the
    // result, rather than check() which asserts an immediate DOM state change
    // the server round-trip hasn't produced yet.
    await toggle.click();

    // The pond's effective plugin list now includes it.
    await expect
      .poll(async () => {
        const active = await (await admin.request.get(`/api/v1/ponds/${pond.id}/plugins`)).json();
        return active.map((p: { id: string }) => p.id);
      })
      .toContain(PLUGIN_ID);
  } finally {
    // Leave the instance clean for reruns.
    await admin.request.patch(`/api/v1/admin/plugins/${PLUGIN_ID}/mode`, {
      data: { mode: 'optional' },
    });
    await admin.request.delete(`/api/v1/admin/plugins/${PLUGIN_ID}`);
    await admin.close();
  }
});