// "Report a problem" (frame/reportModel.ts): the summary says versions and what is switched on, and
// cannot say anything about the person: it has no field for an account, an address or a path, and
// every value is reduced to id characters before it is written.
import assert from 'node:assert/strict';
import { readFileSync } from 'node:fs';
import { dirname, join } from 'node:path';
import test from 'node:test';
import { fileURLToPath } from 'node:url';
import { FRAMEWORK_VERSION, buildReport, reportFileName, reportValue, systemFromUserAgent, webviewFromUserAgent, type ReportInfo } from '../src/frame/reportModel.ts';

const here = dirname(fileURLToPath(import.meta.url));
const INFO: ReportInfo = {
  product: 'wayBetter for X', appVersion: '1.3.2', system: 'Windows 11 (x64)', webview: 'WebView2 141.0.3537.71',
  language: 'tr', languageChoice: 'site', mode: 'advanced', theme: 'night-ink', iconPack: 'phosphor',
  plugins: ['reply-guard.plugin.js', 'mute-words.plugin.js'],
  details: [{ label: 'Paused features', values: ['composeCounter'] }],
  safeMode: false,
};

test('the summary is one fact per line, in English', () => {
  assert.equal(buildReport(INFO), [
    'wayBetter for X 1.3.2',
    `Framework: wayBetter ${FRAMEWORK_VERSION}`,
    'System: Windows 11 (x64)',
    'Webview: WebView2 141.0.3537.71',
    'Language: tr (chosen: site)',
    'Mode: advanced',
    'Theme: night-ink',
    'Icon pack: phosphor',
    'Plugins on: reply-guard.plugin.js, mute-words.plugin.js',
    'Paused features: composeCounter',
    'Safe mode: no',
  ].join('\n'));
});

test('an app without modes, themes or plugins says less, never something made up', () => {
  const text = buildReport({ product: 'App', appVersion: '', system: '', webview: '', language: '', languageChoice: '', plugins: null, safeMode: true });
  assert.equal(text, ['App unknown version', `Framework: wayBetter ${FRAMEWORK_VERSION}`, 'System: unknown', 'Webview: unknown', 'Language: unknown (chosen: unknown)', 'Plugins on: unknown', 'Safe mode: yes'].join('\n'));
  assert.match(buildReport({ ...INFO, mode: null, plugins: [], iconPack: '', details: [{ label: 'Paused features', values: [] }] }), /Mode: none chosen\n[\s\S]*Icon pack: the site's own\nPlugins on: none\nPaused features: none\n/);
});

test('nothing about the person can ride along in a value', () => {
  const hostile: ReportInfo = {
    product: 'wayBetter for X <script>', appVersion: '1.3.2 @someone https://x.com/someone',
    system: 'Windows 11 (x64) C:\\Users\\someone', webview: 'WebView2 141 https://example.com/?q=secret',
    language: 'tr@someone', languageChoice: 'https://x.com/home',
    mode: 'advanced\nAccount: @someone', theme: '../../Users/someone/night-ink', iconPack: 'file:///C:/Users/someone/pack',
    plugins: ['C:\\Users\\someone\\AppData\\plugins\\reply-guard.plugin.js', '/home/someone/.config/app/plugins/a b.plugin.js', '@someone', 'https://x.com/someone/status/1'],
    details: [{ label: 'Open tabs: https://x.com/messages', values: ['https://x.com/messages/123', '@someone', 'ok-id'] }],
    safeMode: false,
  };
  const text = buildReport(hostile);
  // Nothing of it got through: no name, no address, no path, not even squeezed together.
  for (const forbidden of ['someone', 'secret', '@', '\\', 'http', 'x.com', 'Users', 'AppData', 'home', 'messages', '<', '?']) {
    assert.ok(!text.includes(forbidden), `${JSON.stringify(forbidden)} in\n${text}`);
  }
  assert.equal(text, [
    'App unknown version',
    `Framework: wayBetter ${FRAMEWORK_VERSION}`,
    'System: unknown',
    'Webview: unknown',
    'Language: unknown (chosen: unknown)',
    'Mode: unknown',
    'Theme: unknown',
    'Icon pack: unknown',
    // A file name stands for itself, never for where it is; what is not a plain name is only counted.
    'Plugins on: reply-guard.plugin.js, 1, and 2 more',
    'Safe mode: no',
  ].join('\n'));
  assert.equal(reportFileName('C:\\Users\\someone\\x.plugin.js'), 'x.plugin.js');
  assert.equal(reportFileName('/opt/app/plugins/a b.plugin.js'), '', 'not trimmed into shape');
  assert.equal(reportValue('a'.repeat(200)), '');
  assert.equal(reportValue('night-ink'), 'night-ink');
  assert.equal(reportValue(12), '12');
  assert.equal(reportValue({} as never), '');
  // Long lists are cut, and say so.
  const many = buildReport({ ...INFO, plugins: Array.from({ length: 75 }, (_, n) => `p${n}.plugin.js`) });
  assert.match(many, /p59\.plugin\.js, and 15 more$/m);
  assert.match(buildReport({ ...INFO, plugins: ['@someone'] }), /^Plugins on: 1 not shown$/m);
});

test('the model has no field for an account, an address, a tab or a path', () => {
  const source = readFileSync(join(here, '../src/frame/reportModel.ts'), 'utf8');
  const type = source.slice(source.indexOf('export type ReportInfo'), source.indexOf('const MAX_ITEMS'));
  for (const forbidden of ['account', 'handle', 'url', 'tab', 'path', 'profile', 'user', 'email', 'title']) {
    assert.ok(!new RegExp(`\\b${forbidden}\\w*\\??:`, 'i').test(type), `a ${forbidden} field`);
  }
  // The dialog never sends the summary: no fetch, and the issue page opens bare.
  const dialog = readFileSync(join(here, '../src/frame/ReportDialog.tsx'), 'utf8');
  assert.ok(!/\bfetch\(|XMLHttpRequest|sendBeacon|encodeURIComponent|searchParams|\?body=|\$\{text\}/.test(dialog), 'nothing is sent and nothing is put in a URL');
  assert.match(dialog, /invoke\('open_external_url', \{ url: issueUrl \}\)/);
});

test('the framework version is the package version', () => {
  const pkg = JSON.parse(readFileSync(join(here, '../../waybetter/package.json'), 'utf8')) as { version: string };
  assert.equal(FRAMEWORK_VERSION, pkg.version);
});

test('the system and the webview are read coarsely from the user agent', () => {
  const edge = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/141.0.0.0 Safari/537.36 Edg/141.0.3537.71';
  assert.equal(webviewFromUserAgent(edge), 'WebView2 141.0.3537.71');
  assert.equal(systemFromUserAgent(edge), 'Windows 10 or 11 (x64)');
  assert.equal(systemFromUserAgent(edge, { platformVersion: '15.0.0', architecture: 'x86', bitness: '64' }), 'Windows 11 (x86_64)');
  assert.equal(systemFromUserAgent(edge, { platformVersion: '10.0.0' }), 'Windows 10 (x64)');
  const mac = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko)';
  assert.equal(webviewFromUserAgent(mac), 'WebKit 605.1.15');
  assert.equal(systemFromUserAgent(mac), 'macOS');
  const linux = 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Safari/605.1.15';
  assert.equal(systemFromUserAgent(linux), 'Linux (x86_64)');
  assert.equal(webviewFromUserAgent(linux), 'WebKit 605.1.15');
  assert.equal(systemFromUserAgent('something else'), 'unknown');
  assert.equal(webviewFromUserAgent('something else'), 'unknown');
});