import { Package } from '@verdaccio/types';

export function generateAttachment() {
  return {
    content_type: 'application/octet-stream',
    data:
      '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',
    length: 512
  };
}

export function generateVersion(pkgName, version) {
  return {
    name: pkgName,
    version: version,
    description: 'some foo dependency',
    main: 'index.js',
    scripts: {
      test: 'echo "Error: no test specified" && exit 1'
    },
    keywords: [],
    author: {
      name: 'User NPM',
      email: 'user@domain.com'
    },
    license: 'ISC',
    dependencies: {
      verdaccio: '^4.0.0'
    },
    readme: '# test',
    readmeFilename: 'README.md',
    _id: `${pkgName}@${version}`,
    _npmVersion: '5.5.1',
    _npmUser: {
      name: 'foo'
    },
    dist: {
      integrity:
        'sha512-6gHiERpiDgtb3hjqpQH5/i7zRmvYi9pmCjQf2ZMy3QEa9wVk9RgdZaPWUt7ZOnWUPFjcr9cmE6dUBf+XoPoH4g==',
      shasum: '2c03764f651a9f016ca0b7620421457b619151b9', // pragma: allowlist secret
      tarball: `http:\/\/localhost:5555\/${pkgName}\/-\/${pkgName}-${version}.tgz`
    }
  };
}

/**
 * Generates a metadata body including attachments.
 * If you intent to build a body for npm publish, please include only one version.
 * if you intent to to generate a complete metadata include multiple versions.
 */
export function generatePackageBody(pkgName: string, _versions: string[] = ['1.0.0']): Package {
  const latest: string = _versions[_versions.length - 1];
  const versions = _versions.reduce((cat, version) => {
    cat[version] = generateVersion(pkgName, version);
    return cat;
  }, {});

  const attachtment = _versions.reduce((cat, version) => {
    cat[`${pkgName}-${version}.tgz`] = generateAttachment();
    return cat;
  }, {});

  // @ts-ignore
  return {
    _id: pkgName,
    name: pkgName,
    readme: '# test',
    'dist-tags': {
      latest: latest
    },
    versions: versions,
    _attachments: attachtment
  };
}

/**
 * The metadata that comes from npm unpublish only contains the versions won't be removed and
 * also does not includes any _attachment.
 * @param pkgName
 * @param _versions
 */
export function generatePackageUnpublish(
  pkgName: string,
  _versions: string[] = ['1.0.0']
): Package {
  const latest: string = _versions[_versions.length - 1];
  const versions = _versions.reduce((cat, version) => {
    cat[version] = generateVersion(pkgName, version);
    return cat;
  }, {});

  // @ts-ignore
  return {
    _id: pkgName,
    name: pkgName,
    readme: '# test',
    // users usually is present when run npm star [pkg]
    users: {},
    'dist-tags': {
      latest: latest
    },
    versions: versions
  };
}

export function generateStarMedatada(pkgName: string, users): any {
  return {
    _id: pkgName,
    _rev: '3-b0cdaefc9bdb77c8',
    users: users
  };
}

export function generatePackageMetadata(pkgName: string, version = '1.0.0'): Package {
  // @ts-ignore
  return {
    _id: pkgName,
    name: pkgName,
    'dist-tags': {
      latest: version
    },
    versions: {
      [version]: {
        name: pkgName,
        version: version,
        description: '',
        main: 'index.js',
        scripts: {
          test: 'echo "Error: no test specified" && exit 1'
        },
        keywords: [],
        author: {
          name: 'User NPM',
          email: 'user@domain.com'
        },
        license: 'ISC',
        dependencies: {
          verdaccio: '^2.7.2'
        },
        readme: '# test',
        readmeFilename: 'README.md',
        _id: `${pkgName}@${version}`,
        _npmVersion: '5.5.1',
        _npmUser: {
          name: 'foo'
        },
        dist: {
          integrity:
            'sha512-6gHiERpiDgtb3hjqpQH5/i7zRmvYi9pmCjQf2ZMy3QEa9wVk9RgdZaPWUt7ZOnWUPFjcr9cmE6dUBf+XoPoH4g==',
          shasum: '2c03764f651a9f016ca0b7620421457b619151b9', // pragma: allowlist secret
          tarball: `http:\/\/localhost:5555\/${pkgName}\/-\/${pkgName}-${version}.tgz`
        }
      }
    },
    readme: '# test',
    _attachments: {
      [`${pkgName}-${version}.tgz`]: {
        content_type: 'application/octet-stream',
        data:
          'H4sIAAAAAAAAE+2W32vbMBDH85y/QnjQp9qxLEeBMsbGlocNBmN7bFdQ5WuqxJaEpGQdo//79KPeQsnIw5KUDX/9IOvurLuz/DHSjK/YAiY6jcXSKjk6sMqypHWNdtmD6hlBI0wqQmo8nVbVqMR4OsNoVB66kF1aW8eML+Vv10m9oF/jP6IfY4QyyTrILlD2eqkcm+gVzpdrJrPz4NuAsULJ4MZFWdBkbcByI7R79CRjx0ScCdnAvf+SkjUFWu8IubzBgXUhDPidQlfZ3BhlLpBUKDiQ1cDFrYDmKkNnZwjuhUM4808+xNVW8P2bMk1Y7vJrtLC1u1MmLPjBF40+Cc4ahV6GDmI/DWygVRpMwVX3KtXUCg7Sxp7ff3nbt6TBFy65gK1iffsN41yoEHtdFbOiisWMH8bPvXUH0SP3k+KG3UBr+DFy7OGfEJr4x5iWVeS/pLQe+D+FIv/agIWI6GX66kFuIhT+1gDjrp/4d7WAvAwEJPh0u14IufWkM0zaW2W6nLfM2lybgJ4LTJ0/jWiAK8OcMjt8MW3OlfQppcuhhQ6k+2OgkK2Q8DssFPi/IHpU9fz3/+xj5NjDf8QFE39VmE4JDfzPCBn4P4X6/f88f/Pu47zomiPk2Lv/dOv8h+P/34/D/p9CL+Kp67mrGDRo0KBBp9ZPsETQegASAAA=',
        length: 512
      }
    }
  };
}

export function generateDeprecateMetadata(
  pkgName: string,
  version = '1.0.0',
  deprecated: string = ''
): Package {
  const res = {
    ...generatePackageMetadata(pkgName, version),
    _attachments: {}
  };
  res.versions[version].deprecated = deprecated;
  return res;
}