/**
 * @license
 * Copyright 2026 Qwen Team
 * SPDX-License-Identifier: Apache-2.0
 */

import {
  existsSync,
  mkdirSync,
  mkdtempSync,
  readFileSync,
  readdirSync,
  rmSync,
  truncateSync,
  writeFileSync,
} from 'node:fs';
import { tmpdir } from 'node:os';
import path from 'node:path';
import { afterEach, describe, expect, it, vi } from 'vitest';
import { copyBundleAssets } from '../copy_bundle_assets.js';
import { preparePackage } from '../prepare-package.js';

describe('package asset scripts', () => {
  const tempDirs = [];

  afterEach(() => {
    vi.restoreAllMocks();
    for (const tempDir of tempDirs.splice(0)) {
      rmSync(tempDir, { force: true, recursive: true });
    }
  });

  it('copies extension examples into the bundled runtime dist', () => {
    const rootDir = createFixtureRoot();
    writeFile(
      rootDir,
      'packages/cli/src/commands/extensions/examples/mcp-server/keep.test.js',
      'console.log("example test fixture");\n',
    );
    stubConsole();

    copyBundleAssets({ root: rootDir });

    expect(readdirSync(path.join(rootDir, 'dist', 'examples')).sort()).toEqual([
      'agent',
      'commands',
      'context',
      'mcp-server',
      'skills',
    ]);
    expect(
      existsSync(
        path.join(rootDir, 'dist', 'examples', 'mcp-server', 'package.json'),
      ),
    ).toBe(true);
    expect(
      existsSync(
        path.join(rootDir, 'dist', 'examples', 'mcp-server', 'keep.test.js'),
      ),
    ).toBe(true);
  });

  it('copies bundled skill scripts and references into the runtime dist', () => {
    const rootDir = createFixtureRoot();
    writeFile(
      rootDir,
      'packages/core/src/skills/bundled/dataviz/SKILL.md',
      '---\nname: dataviz\ndescription: Chart guidance\n---\nBody\n',
    );
    writeFile(
      rootDir,
      'packages/core/src/skills/bundled/dataviz/scripts/validate_palette.js',
      'console.log("ok");\n',
    );
    writeFile(
      rootDir,
      'packages/core/src/skills/bundled/dataviz/scripts/validate_palette.test.js',
      'import { it } from "vitest";\n',
    );
    writeFile(
      rootDir,
      'packages/core/src/skills/bundled/dataviz/scripts/validate_palette.test.d.ts',
      'export {};\n',
    );
    writeFile(
      rootDir,
      'packages/core/src/skills/bundled/dataviz/scripts/validate_palette.test.js.map',
      '{}\n',
    );
    writeFile(
      rootDir,
      'packages/core/src/skills/bundled/dataviz/scripts/chart.spec.tsx',
      'export {};\n',
    );
    writeFile(
      rootDir,
      'packages/core/src/skills/bundled/dataviz/scripts/font-test-regular.woff2',
      'font\n',
    );
    writeFile(
      rootDir,
      'packages/core/src/skills/bundled/dataviz/references/palette.md',
      '# Palette\n',
    );
    writeFile(rootDir, 'dist/bundled/dataviz/scripts/stale.test.js', 'stale\n');
    stubConsole();

    copyBundleAssets({ root: rootDir });

    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'bundled',
          'dataviz',
          'scripts',
          'validate_palette.js',
        ),
      ),
    ).toBe(true);
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'bundled',
          'dataviz',
          'scripts',
          'validate_palette.test.js',
        ),
      ),
    ).toBe(false);
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'bundled',
          'dataviz',
          'scripts',
          'validate_palette.test.d.ts',
        ),
      ),
    ).toBe(false);
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'bundled',
          'dataviz',
          'scripts',
          'validate_palette.test.js.map',
        ),
      ),
    ).toBe(false);
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'bundled',
          'dataviz',
          'scripts',
          'chart.spec.tsx',
        ),
      ),
    ).toBe(false);
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'bundled',
          'dataviz',
          'scripts',
          'stale.test.js',
        ),
      ),
    ).toBe(false);
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'bundled',
          'dataviz',
          'scripts',
          'font-test-regular.woff2',
        ),
      ),
    ).toBe(true);
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'bundled',
          'dataviz',
          'references',
          'palette.md',
        ),
      ),
    ).toBe(true);
  });

  it('includes extension examples in the prepared dist package', () => {
    const rootDir = createFixtureRoot();
    createBundleArtifacts(rootDir);
    stubConsole();

    preparePackage({ rootDir, requireNativeAudioCapture: false });

    const distPackageJson = JSON.parse(
      readFileSync(path.join(rootDir, 'dist', 'package.json'), 'utf8'),
    );
    const rootPackageJson = JSON.parse(
      readFileSync(path.join(rootDir, 'package.json'), 'utf8'),
    );

    expect(distPackageJson.files).toContain('examples');
    expect(distPackageJson.bundledDependencies).toBeUndefined();
    expect(distPackageJson.optionalDependencies).toMatchObject({
      '@qwen-code/audio-capture': rootPackageJson.version,
    });
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'node_modules',
          '@qwen-code',
          'audio-capture',
        ),
      ),
    ).toBe(false);
    expect(
      existsSync(
        path.join(rootDir, 'dist', 'examples', 'mcp-server', 'package.json'),
      ),
    ).toBe(true);
  });

  it('omits browser MCP install hooks and deps from the prepared dist package', () => {
    const rootDir = createFixtureRoot();
    createBundleArtifacts(rootDir);
    stubConsole();
    const browserMcpPackageName = ['chrome', 'devtools', 'mcp'].join('-');
    const browserAutomationPackageName = ['puppeteer', 'core'].join('-');
    const installScriptFile = ['postinstall', 'js'].join('.');
    const browserMcpPatchFile = `${browserMcpPackageName}+1.4.0.patch`;

    preparePackage({ rootDir, requireNativeAudioCapture: false });

    const distDir = path.join(rootDir, 'dist');
    const distPackageJson = JSON.parse(
      readFileSync(path.join(distDir, 'package.json'), 'utf8'),
    );

    expect(distPackageJson.files).not.toEqual(
      expect.arrayContaining(['patches', installScriptFile]),
    );
    expect(distPackageJson.scripts).toBeUndefined();
    expect(distPackageJson.dependencies).toEqual({});
    expect(distPackageJson.optionalDependencies).not.toHaveProperty(
      browserMcpPackageName,
    );
    expect(distPackageJson.optionalDependencies).not.toHaveProperty(
      browserAutomationPackageName,
    );
    expect(existsSync(path.join(distDir, installScriptFile))).toBe(false);
    expect(existsSync(path.join(distDir, 'patches'))).toBe(false);
    expect(existsSync(path.join(distDir, 'patches', browserMcpPatchFile))).toBe(
      false,
    );
  });

  it.each([
    ['dist/web-shell/assets/icon.svg', '<svg>chrome-devtools-mcp</svg>\n'],
    ['dist/chunks/server.js.map', '{"sources":["Chrome-Devtools-MCP"]}\n'],
  ])(
    'fails packaging when prepared dist contains scanner-sensitive literals in %s',
    (packagePath, contents) => {
      const rootDir = createFixtureRoot();
      createBundleArtifacts(rootDir);
      const browserMcpPackageName = ['chrome', 'devtools', 'mcp'].join('-');
      writeFile(rootDir, packagePath, contents);
      stubConsole();

      const expectedPath = path.relative(
        path.join(rootDir, 'dist'),
        path.join(rootDir, packagePath),
      );

      expect(() =>
        preparePackage({ rootDir, requireNativeAudioCapture: false }),
      ).toThrow(
        `Prepared package contains forbidden string "${browserMcpPackageName}" in ${expectedPath}`,
      );
    },
  );

  it('fails packaging when prepared dist exceeds the unpacked size budget', () => {
    const rootDir = createFixtureRoot();
    createBundleArtifacts(rootDir);
    stubConsole();

    preparePackage({
      rootDir,
      requireNativeAudioCapture: false,
      maxPackageUnpackedBytes: 50_000,
    });

    const oversizedRootDir = createFixtureRoot();
    createBundleArtifacts(oversizedRootDir);
    writeFile(oversizedRootDir, 'dist/chunks/large.js', 'x'.repeat(64 * 1024));

    expect(() =>
      preparePackage({
        rootDir: oversizedRootDir,
        requireNativeAudioCapture: false,
        maxPackageUnpackedBytes: 50_000,
      }),
    ).toThrow(/Prepared package unpacked size \d+ bytes exceeds 50000 bytes/);
  });

  it('enforces a 96 MiB default unpacked size budget', () => {
    const rootDir = createFixtureRoot();
    createBundleArtifacts(rootDir);
    writeFile(rootDir, 'dist/chunks/large.bin', '');
    const largeFile = path.join(rootDir, 'dist', 'chunks', 'large.bin');
    truncateSync(largeFile, 95 * 1024 * 1024);
    stubConsole();

    expect(() =>
      preparePackage({
        rootDir,
        requireNativeAudioCapture: false,
      }),
    ).not.toThrow();

    truncateSync(largeFile, 96 * 1024 * 1024);

    expect(() =>
      preparePackage({
        rootDir,
        requireNativeAudioCapture: false,
      }),
    ).toThrow(
      /Prepared package unpacked size \d+ bytes exceeds 100663296 bytes/,
    );
  });

  it('omits bundledDependencies when audio-capture artifacts are missing', () => {
    const rootDir = createFixtureRoot();
    rmSync(path.join(rootDir, 'packages', 'audio-capture', 'prebuilds'), {
      recursive: true,
      force: true,
    });
    createBundleArtifacts(rootDir);
    stubConsole();

    preparePackage({ rootDir, requireNativeAudioCapture: false });

    const distPackageJson = JSON.parse(
      readFileSync(path.join(rootDir, 'dist', 'package.json'), 'utf8'),
    );
    expect(distPackageJson.bundledDependencies).toBeUndefined();
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'node_modules',
          '@qwen-code',
          'audio-capture',
        ),
      ),
    ).toBe(false);
  });

  it('removes stale bundled audio-capture files when artifacts are missing', () => {
    const rootDir = createFixtureRoot();
    createBundleArtifacts(rootDir);
    writeFile(
      rootDir,
      'dist/node_modules/@qwen-code/audio-capture/prebuilds/darwin-arm64/@qwen-code+audio-capture.node',
      'stale native addon\n',
    );
    stubConsole();

    rmSync(path.join(rootDir, 'packages', 'audio-capture', 'prebuilds'), {
      recursive: true,
      force: true,
    });

    preparePackage({ rootDir, requireNativeAudioCapture: false });

    const distPackageJson = JSON.parse(
      readFileSync(path.join(rootDir, 'dist', 'package.json'), 'utf8'),
    );
    expect(distPackageJson.bundledDependencies).toBeUndefined();
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'node_modules',
          '@qwen-code',
          'audio-capture',
        ),
      ),
    ).toBe(false);
  });

  it('fails packaging when required audio-capture artifacts are missing', () => {
    const rootDir = createFixtureRoot();
    rmSync(path.join(rootDir, 'packages', 'audio-capture', 'prebuilds'), {
      recursive: true,
      force: true,
    });
    createBundleArtifacts(rootDir);
    stubConsole();

    expect(() =>
      preparePackage({ rootDir, requireNativeAudioCapture: true }),
    ).toThrow(/Required audio capture package artifact not found at/);
  });

  it('fails packaging when required audio-capture runtime output is empty', () => {
    const rootDir = createFixtureRoot();
    rmSync(path.join(rootDir, 'packages', 'audio-capture', 'dist', 'index.js'));
    createBundleArtifacts(rootDir);
    stubConsole();

    expect(() =>
      preparePackage({ rootDir, requireNativeAudioCapture: true }),
    ).toThrow(/Required audio capture package artifact has no runtime JS/);
  });

  it('fails packaging when required audio-capture prebuilds are empty', () => {
    const rootDir = createFixtureRoot();
    rmSync(
      path.join(
        rootDir,
        'packages',
        'audio-capture',
        'prebuilds',
        'darwin-arm64',
        '@qwen-code+audio-capture.node',
      ),
    );
    createBundleArtifacts(rootDir);
    stubConsole();

    expect(() =>
      preparePackage({ rootDir, requireNativeAudioCapture: true }),
    ).toThrow(/Required audio capture package artifact has no native prebuild/);
  });

  it('omits bundledDependencies when audio-capture dependencies are missing and not required', () => {
    const rootDir = createFixtureRoot();
    const audioPackagePath = path.join(
      rootDir,
      'packages',
      'audio-capture',
      'package.json',
    );
    const audioPackageJson = JSON.parse(readFileSync(audioPackagePath, 'utf8'));
    audioPackageJson.dependencies['missing-audio-runtime'] = '1.0.0';
    writeFileSync(audioPackagePath, JSON.stringify(audioPackageJson, null, 2));
    createBundleArtifacts(rootDir);
    stubConsole();

    preparePackage({ rootDir, requireNativeAudioCapture: false });

    const distPackageJson = JSON.parse(
      readFileSync(path.join(rootDir, 'dist', 'package.json'), 'utf8'),
    );
    expect(distPackageJson.bundledDependencies).toBeUndefined();
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'node_modules',
          '@qwen-code',
          'audio-capture',
        ),
      ),
    ).toBe(false);
  });

  it('fails packaging when required audio-capture dependencies are missing', () => {
    const rootDir = createFixtureRoot();
    const audioPackagePath = path.join(
      rootDir,
      'packages',
      'audio-capture',
      'package.json',
    );
    const audioPackageJson = JSON.parse(readFileSync(audioPackagePath, 'utf8'));
    audioPackageJson.dependencies['missing-audio-runtime'] = '1.0.0';
    writeFileSync(audioPackagePath, JSON.stringify(audioPackageJson, null, 2));
    createBundleArtifacts(rootDir);
    stubConsole();

    expect(() =>
      preparePackage({ rootDir, requireNativeAudioCapture: true }),
    ).toThrow(/Required audio capture dependency not resolvable/);
  });

  it('omits bundledDependencies when audio-capture package JSON is invalid and not required', () => {
    const rootDir = createFixtureRoot();
    writeFile(rootDir, 'packages/audio-capture/package.json', '{ invalid json');
    createBundleArtifacts(rootDir);
    stubConsole();

    preparePackage({ rootDir, requireNativeAudioCapture: false });

    const distPackageJson = JSON.parse(
      readFileSync(path.join(rootDir, 'dist', 'package.json'), 'utf8'),
    );
    expect(distPackageJson.bundledDependencies).toBeUndefined();
    expect(
      existsSync(
        path.join(
          rootDir,
          'dist',
          'node_modules',
          '@qwen-code',
          'audio-capture',
        ),
      ),
    ).toBe(false);
  });

  it('fails packaging when required audio-capture package JSON is invalid', () => {
    const rootDir = createFixtureRoot();
    writeFile(rootDir, 'packages/audio-capture/package.json', '{ invalid json');
    createBundleArtifacts(rootDir);
    stubConsole();

    expect(() =>
      preparePackage({ rootDir, requireNativeAudioCapture: true }),
    ).toThrow(/Required audio capture package\.json is not valid JSON/);
  });

  function createFixtureRoot() {
    const rootDir = mkdtempSync(path.join(tmpdir(), 'qwen-package-assets-'));
    tempDirs.push(rootDir);

    writeFile(rootDir, 'README.md', '# Qwen Code\n');
    writeFile(rootDir, 'LICENSE', 'Apache-2.0\n');
    writeFile(
      rootDir,
      'package.json',
      JSON.stringify(
        {
          name: '@qwen-code/qwen-code',
          version: '0.17.0',
          description: 'Qwen Code',
          repository: {
            type: 'git',
            url: 'https://github.com/QwenLM/qwen-code.git',
          },
          config: {},
          engines: {
            node: '>=22.0.0',
          },
          devDependencies: {
            'patch-package': '^8.0.1',
          },
        },
        null,
        2,
      ),
    );

    writeFile(
      rootDir,
      'packages/cli/src/i18n/locales/en.json',
      '{"hello":"world"}\n',
    );
    writeFile(
      rootDir,
      'packages/audio-capture/package.json',
      JSON.stringify(
        {
          name: '@qwen-code/audio-capture',
          version: '0.17.0',
          type: 'module',
          main: 'dist/index.js',
          dependencies: {
            'node-gyp-build': '^4.8.4',
          },
          scripts: {
            install: 'node install.js',
          },
          devDependencies: {
            typescript: '^5.3.3',
          },
        },
        null,
        2,
      ),
    );
    writeFile(rootDir, 'packages/audio-capture/dist/index.js', '');
    writeFile(
      rootDir,
      'packages/audio-capture/dist/index.test.js',
      'throw new Error("should not copy tests");\n',
    );
    writeFile(
      rootDir,
      'packages/audio-capture/dist/index.spec.js',
      'throw new Error("should not copy specs");\n',
    );
    writeFile(
      rootDir,
      'packages/audio-capture/prebuilds/darwin-arm64/@qwen-code+audio-capture.node',
      'fake native addon\n',
    );
    writeFile(
      rootDir,
      'packages/audio-capture/prebuilds/darwin-arm64/debug.log',
      'should not ship\n',
    );
    writeFile(
      rootDir,
      'packages/audio-capture/node_modules/node-gyp-build/package.json',
      '{"name":"node-gyp-build","version":"4.8.4"}\n',
    );
    writeFile(
      rootDir,
      'packages/audio-capture/node_modules/node-gyp-build/index.js',
      '',
    );

    for (const template of [
      'agent',
      'commands',
      'context',
      'mcp-server',
      'skills',
    ]) {
      writeFile(
        rootDir,
        `packages/cli/src/commands/extensions/examples/${template}/package.json`,
        '{}\n',
      );
    }

    return rootDir;
  }

  function createBundleArtifacts(rootDir) {
    writeFile(rootDir, 'dist/cli.js', '');
    mkdirSync(path.join(rootDir, 'dist', 'vendor'), { recursive: true });
    mkdirSync(path.join(rootDir, 'dist', 'bundled', 'qc-helper', 'docs'), {
      recursive: true,
    });
    // Web Shell release gate (prepare-package.js verifyBundleArtifacts): the
    // published package must ship the UI, so the fixture provides it too.
    writeFile(rootDir, 'dist/web-shell/index.html', '<!doctype html>');
    mkdirSync(path.join(rootDir, 'dist', 'web-shell', 'assets'), {
      recursive: true,
    });
  }

  function writeFile(rootDir, relativePath, content) {
    const filePath = path.join(rootDir, relativePath);
    mkdirSync(path.dirname(filePath), { recursive: true });
    writeFileSync(filePath, content);
  }

  function stubConsole() {
    vi.spyOn(console, 'log').mockImplementation(() => {});
    vi.spyOn(console, 'warn').mockImplementation(() => {});
  }
});