// @vitest-environment node

import { createRequire } from 'node:module';
import {
  mkdir,
  mkdtemp,
  readFile,
  rename,
  rm,
  symlink,
  utimes,
  writeFile,
} from 'node:fs/promises';
import { join } from 'node:path';
import { tmpdir } from 'node:os';
import { afterEach, describe, expect, it, vi } from 'vitest';
import {
  createStaticProjectPackage,
  ProjectPackageError,
} from '@electron/services/project-packager';
import { createProjectConfig, type ProjectType } from '../../shared/project-config';

const openRaceHook = vi.hoisted(() => ({
  beforeOpen: null as null | ((path: string) => Promise<void>),
}));

vi.mock('node:fs/promises', async (importOriginal) => {
  const actual = await importOriginal<typeof import('node:fs/promises')>();
  return {
    ...actual,
    open: async (...args: Parameters<typeof actual.open>) => {
      await openRaceHook.beforeOpen?.(String(args[0]));
      return await actual.open(...args);
    },
  };
});

const require = createRequire(import.meta.url);
const AdmZip = require('adm-zip') as typeof import('adm-zip');

const tempDirectories: string[] = [];

async function createProject(projectType: ProjectType = 'mini_game'): Promise<string> {
  const projectPath = await mkdtemp(join(tmpdir(), 'makelore-project-packager-'));
  tempDirectories.push(projectPath);
  await mkdir(join(projectPath, 'src'), { recursive: true });
  await mkdir(join(projectPath, 'public'), { recursive: true });
  await mkdir(join(projectPath, '.niancode'), { recursive: true });
  await writeFile(
    join(projectPath, '.niancode', 'project.json'),
    JSON.stringify(createProjectConfig('2026-08-09T00:00:00.000Z', projectType)),
    'utf8',
  );
  await writeFile(
    join(projectPath, 'package.json'),
    JSON.stringify({
      name: 'space-cleaner',
      private: true,
      packageManager: 'npm@10.9.2',
      devDependencies: { vite: '^7.0.0' },
    }),
    'utf8',
  );
  await writeFile(
    join(projectPath, 'package-lock.json'),
    JSON.stringify({
      name: 'space-cleaner',
      lockfileVersion: 3,
      requires: true,
      packages: {},
    }),
    'utf8',
  );
  await writeFile(join(projectPath, 'index.html'), '<div id="app"></div>', 'utf8');
  await writeFile(join(projectPath, 'src', 'main.ts'), 'console.log("ready")\n', 'utf8');
  await writeFile(join(projectPath, 'public', 'icon.txt'), 'icon\n', 'utf8');
  return projectPath;
}

afterEach(async () => {
  openRaceHook.beforeOpen = null;
  await Promise.all(
    tempDirectories.splice(0).map((path) => rm(path, { recursive: true, force: true })),
  );
});

describe('project packager', () => {
  it('generates a deterministic static manifest zip and excludes local or sensitive files', async () => {
    const projectPath = await createProject();
    await mkdir(join(projectPath, 'node_modules', 'vite'), { recursive: true });
    await mkdir(join(projectPath, '.git'), { recursive: true });
    await mkdir(join(projectPath, 'dist'), { recursive: true });
    for (const directory of ['.ssh', '.aws', '.gnupg', '.kube', '.docker', 'secrets']) {
      await mkdir(join(projectPath, directory), { recursive: true });
      await writeFile(join(projectPath, directory, 'credential'), 'private', 'utf8');
    }
    await writeFile(join(projectPath, 'node_modules', 'vite', 'index.js'), 'generated', 'utf8');
    await writeFile(join(projectPath, '.git', 'config'), 'private', 'utf8');
    await writeFile(join(projectPath, 'dist', 'index.html'), 'built', 'utf8');
    await writeFile(join(projectPath, '.niancode', 'local-state.json'), '{}', 'utf8');
    await writeFile(join(projectPath, '.env'), 'TOKEN=secret', 'utf8');
    await writeFile(join(projectPath, '.env.example'), 'TOKEN=replace-me', 'utf8');
    await writeFile(join(projectPath, '.npmrc'), '//registry/:_authToken=secret', 'utf8');
    await writeFile(join(projectPath, 'debug.log'), 'local log', 'utf8');
    await writeFile(join(projectPath, 'niancode.yml'), 'runtime: compose\n', 'utf8');
    for (const filename of [
      '.netrc',
      '_netrc',
      '.git-credentials',
      'id_rsa',
      'id_dsa',
      'id_ecdsa',
      'id_ed25519',
      'service-account.json',
      'service_account.prod.json',
      'firebase-adminsdk-project.json',
      'application_default_credentials.json',
      'terraform.tfstate',
      'terraform.tfstate.backup',
      'production.tfvars',
      'secrets.auto.tfvars.json',
      'signing.ppk',
      'auth-key.p8',
    ]) {
      await writeFile(join(projectPath, filename), 'private', 'utf8');
    }

    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);
    const firstArchive = join(outputDirectory, 'first.zip');
    const secondArchive = join(outputDirectory, 'second.zip');

    const first = await createStaticProjectPackage({ projectPath, archivePath: firstArchive });
    await utimes(join(projectPath, 'src', 'main.ts'), new Date(), new Date());
    const second = await createStaticProjectPackage({ projectPath, archivePath: secondArchive });

    expect(await readFile(firstArchive)).toEqual(await readFile(secondArchive));
    expect(first.sha256).toBe(second.sha256);
    expect(first.archiveBytes).toBe(second.archiveBytes);
    expect(first.fileCount).toBe(6);
    expect(first.excludedPaths).toEqual(expect.arrayContaining([
      '.env',
      '.env.example',
      '.git/',
      '.git-credentials',
      '.gnupg/',
      '.niancode/',
      '.npmrc',
      '.ssh/',
      '.aws/',
      '.docker/',
      '.kube/',
      '.netrc',
      '_netrc',
      'debug.log',
      'dist/',
      'firebase-adminsdk-project.json',
      'id_rsa',
      'node_modules/',
      'production.tfvars',
      'secrets.auto.tfvars.json',
      'secrets/',
      'service-account.json',
      'terraform.tfstate.backup',
    ]));

    const archive = new AdmZip(firstArchive);
    const entries = archive.getEntries();
    expect(entries.map((entry) => entry.entryName)).toEqual([
      'index.html',
      'niancode.yml',
      'package-lock.json',
      'package.json',
      'public/icon.txt',
      'src/main.ts',
    ]);
    expect(archive.readAsText('niancode.yml')).toBe(
      'schema_version: 1\n'
      + 'project_type: mini_game\n'
      + 'kind: web\n'
      + 'runtime: static\n'
      + 'build:\n'
      + '  preset: vite\n'
      + '  package_manager: npm\n'
      + '  entry: index.html\n',
    );
    expect(first.manifest.project_type).toBe('mini_game');
    expect(entries.every((entry) => entry.header.time.getFullYear() === 1980)).toBe(true);
    await expect(readFile(join(projectPath, 'niancode.yml'), 'utf8')).resolves.toBe('runtime: compose\n');
  });

  it('writes the selected publishable project type into the generated manifest', async () => {
    const projectPath = await createProject('mini_program');
    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);
    const archivePath = join(outputDirectory, 'project.zip');

    const summary = await createStaticProjectPackage({ projectPath, archivePath });

    expect(summary.manifest.project_type).toBe('mini_program');
    expect(new AdmZip(archivePath).readAsText('niancode.yml')).toContain('project_type: mini_program\n');
  });

  it('rejects custom projects before validating Vite source files', async () => {
    const projectPath = await mkdtemp(join(tmpdir(), 'makelore-custom-packager-'));
    tempDirectories.push(projectPath);
    await mkdir(join(projectPath, '.niancode'), { recursive: true });
    await writeFile(
      join(projectPath, '.niancode', 'project.json'),
      JSON.stringify(createProjectConfig('2026-08-09T00:00:00.000Z', 'custom')),
      'utf8',
    );
    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);

    await expect(createStaticProjectPackage({
      projectPath,
      archivePath: join(outputDirectory, 'project.zip'),
    })).rejects.toMatchObject<ProjectPackageError>({
      code: 'PROJECT_TYPE_UNPUBLISHABLE',
      message: '自定义项目暂未配置发布方式，请新建小游戏或小程序项目',
    });
  });

  it('rejects a project that is not a locked npm Vite project', async () => {
    const projectPath = await createProject();
    await writeFile(
      join(projectPath, 'package.json'),
      JSON.stringify({
        name: 'space-cleaner',
        packageManager: 'pnpm@10.0.0',
        devDependencies: { vite: '^7.0.0' },
      }),
      'utf8',
    );
    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);

    await expect(createStaticProjectPackage({
      projectPath,
      archivePath: join(outputDirectory, 'project.zip'),
    })).rejects.toMatchObject<ProjectPackageError>({
      code: 'PACKAGE_MANAGER_UNSUPPORTED',
      message: '当前仅支持带 package-lock.json 的 npm 项目',
    });
  });

  it('returns a precise validation error when a required root file is missing', async () => {
    const projectPath = await createProject();
    await rm(join(projectPath, 'index.html'));
    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);

    await expect(createStaticProjectPackage({
      projectPath,
      archivePath: join(outputDirectory, 'project.zip'),
    })).rejects.toMatchObject<ProjectPackageError>({
      code: 'PROJECT_FILE_MISSING',
      message: '项目根目录缺少 index.html',
    });
  });

  it('does not follow a linked directory outside the project root', async () => {
    const projectPath = await createProject();
    const externalPath = await mkdtemp(join(tmpdir(), 'makelore-project-external-'));
    tempDirectories.push(externalPath);
    await writeFile(join(externalPath, 'secret.txt'), 'must not be archived', 'utf8');
    await symlink(externalPath, join(projectPath, 'linked-external'), 'junction');
    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);

    await expect(createStaticProjectPackage({
      projectPath,
      archivePath: join(outputDirectory, 'project.zip'),
    })).rejects.toMatchObject<ProjectPackageError>({
      code: 'PROJECT_SYMLINK_UNSUPPORTED',
    });
  });

  it('rejects a parent directory replaced by a junction after the pre-open identity check', async () => {
    const projectPath = await createProject();
    const externalPath = await mkdtemp(join(tmpdir(), 'makelore-project-external-'));
    tempDirectories.push(externalPath);
    await writeFile(join(externalPath, 'main.ts'), 'console.log("external secret")\n', 'utf8');
    const sourcePath = join(projectPath, 'src');
    const sourceFilePath = join(sourcePath, 'main.ts');
    let replaced = false;
    openRaceHook.beforeOpen = async (path) => {
      if (replaced || path !== sourceFilePath) return;
      replaced = true;
      await rename(sourcePath, join(projectPath, 'src-original'));
      await symlink(externalPath, sourcePath, 'junction');
    };
    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);

    await expect(createStaticProjectPackage({
      projectPath,
      archivePath: join(outputDirectory, 'project.zip'),
    })).rejects.toMatchObject<ProjectPackageError>({
      code: 'PROJECT_SYMLINK_UNSUPPORTED',
    });
    expect(replaced).toBe(true);
  });

  it('fails before allocating an oversized source package', async () => {
    const projectPath = await createProject();
    await writeFile(join(projectPath, 'large.bin'), Buffer.alloc(32));
    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);

    await expect(createStaticProjectPackage({
      projectPath,
      archivePath: join(outputDirectory, 'project.zip'),
      limits: {
        maxFiles: 20,
        maxSourceBytes: 16,
        maxArchiveBytes: 1024,
      },
    })).rejects.toMatchObject<ProjectPackageError>({ code: 'PROJECT_TOO_LARGE' });
  });

  it('rejects an oversized required root file before reading it into memory', async () => {
    const projectPath = await createProject();
    await writeFile(join(projectPath, 'package-lock.json'), Buffer.alloc(512, 0x20));
    const outputDirectory = await mkdtemp(join(tmpdir(), 'makelore-project-archives-'));
    tempDirectories.push(outputDirectory);

    await expect(createStaticProjectPackage({
      projectPath,
      archivePath: join(outputDirectory, 'project.zip'),
      limits: {
        maxFiles: 20,
        maxSourceBytes: 256,
        maxArchiveBytes: 1024,
      },
    })).rejects.toMatchObject<ProjectPackageError>({ code: 'PROJECT_TOO_LARGE' });
  });
});