.eslintrc-diff.cjs

const path = require('path');

/**
 * Needed for the diff plugin. Note that if you change this variable you MUST
 * invalidate the eslint cache.
 *
 * Now that this has to run over a BRANCH not a tag!
 *
 * To create a branch just run:
 *
 * git checkout -b my_branch {checksum_id}
 * git push origin my_branch
 *
 */
process.env.ESLINT_PLUGIN_DIFF_COMMIT = 'origin/MASTER_CIRCA_2024_04_09';

const ENABLE_ESLINT_DIFF_PLUGIN =
  process.env.ENABLE_ESLINT_DIFF_PLUGIN || 'true';

module.exports = {
  settings: {
    react: {
      version: 'detect',
    },
  },
  plugins: ['@tanstack/query'],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    project: `./tsconfig.json`,
    suppressDeprecatedPropertyWarnings: true,
  },
  rules: {
    '@typescript-eslint/interface-name-prefix': 'off',
    '@typescript-eslint/camelcase': 'off',
    '@typescript-eslint/ban-types': 'off',
    'import/extensions': 'off',
    'import/no-unresolved': 'off',
    'import/no-cycle': 'off',
    'import/named': 'off',
    'no-underscore-dangle': 0,
    'no-console': 0,
    camelcase: 0,
    'no-else-return': 0,
    'no-unused-vars': 0,
    'no-unused-expressions': 0,
    'class-methods-use-this': 0,
    'import/newline-after-import': 0,
    'import/no-named-default': 0,
    'prefer-destructuring': 0,
    'comma-dangle': 0,
    'array-bracket-spacing': 0,
    'no-plusplus': 0,
    'consistent-return': 0,
    'object-curly-newline': 0,
    'nonblock-statement-body-position': 0,
    'no-extraneous-dependencies': 0,
    curly: 0,
    'no-nested-ternary': 0,
    'import/first': 0,
    'import/no-extraneous-dependencies': 0,
    'arrow-body-style': 0,
    'key-spacing': 0,
    'quote-props': 0,
    'no-alert': 0,
    'no-undef': 0,
    'no-confusing-arrow': 0,
    'one-var-declaration-per-line': 0,
    'one-var': 0,
    'lines-between-class-members': 0,
    'max-classes-per-file': ['error', 5],
    'max-len': [
      1,
      {
        code: 120,
        tabWidth: 2,
      },
    ],
    'no-constant-condition': [
      'error',
      {
        checkLoops: false,
      },
    ],
    'no-restricted-syntax': 0,
    'no-trailing-spaces': ['error'],
    'no-useless-constructor': 0,
    'no-empty-function': 0,
    'import/prefer-default-export': 0,
    'dot-notation': 0,
    'no-lonely-if': 0,
    'no-multi-spaces': 0,
    'no-await-in-loop': 0,
    'no-async-promise-executor': 0,
    'no-shadow': 'off',
    '@typescript-eslint/no-shadow': 'error',
    '@typescript-eslint/explicit-module-boundary-types': 0,
    'prettier/prettier': 0,
    '@typescript-eslint/no-empty-interface': [
      'error',
      {
        allowSingleExtends: true,
      },
    ],
    '@tanstack/query/exhaustive-deps': 'error',
    '@tanstack/query/prefer-query-object-syntax': 'error',
    '@tanstack/query/no-deprecated-options': 1,
    'react/destructuring-assignment': [1, 'always'],
    'react/function-component-definition': [
      1,
      { namedComponents: 'arrow-function' },
    ],
    'react/no-multi-comp': [1, { ignoreStateless: false }],
    'react/jsx-curly-brace-presence': [
      'error',
      { props: 'never', children: 'never' },
    ],
    '@typescript-eslint/no-unused-vars': 1,
    'react/jsx-key': 'error',

    '@typescript-eslint/no-floating-promises': 'error',
    '@typescript-eslint/require-await': 'error',
    '@typescript-eslint/no-misused-promises': 'error',
    '@typescript-eslint/await-thenable': 'error',

    'no-warning-comments': [
      'error',
      { terms: ['FIXME', 'eslint-disable '], location: 'anywhere' },
    ],

    // ** 'any' issues...
    // '@typescript-eslint/no-explicit-any': 'error',
    // '@typescript-eslint/no-unsafe-argument': 'error',
    // '@typescript-eslint/no-unsafe-assignment': 'error',
    // '@typescript-eslint/no-unsafe-call': 'error',
    // '@typescript-eslint/no-unsafe-member-access': 'error',
    // '@typescript-eslint/no-unsafe-return': 'error',

    // ** type immutability
    'no-param-reassign': 'error',
    'no-var': 'error',
    // "prefer-const": "error",
    // "@typescript-eslint/prefer-readonly": "error",
    // "@typescript-eslint/prefer-readonly-parameter-types": "error",
    //
    // // https://www.npmjs.com/package/eslint-plugin-functional
    // "functional/immutable-data": "error",
    // "functional/no-let": "error",
    // "functional/no-method-signature": "error",
    // "functional/prefer-readonly-type": "error"
  },
  ignorePatterns: ['server/scripts/setupPrerenderService.ts'],
  extends: [
    'eslint:recommended',
    'plugin:@tanstack/eslint-plugin-query/recommended',
    'plugin:react-hooks/recommended',
    'plugin:react/recommended',
    'plugin:@typescript-eslint/recommended',
    ENABLE_ESLINT_DIFF_PLUGIN !== 'false' ? 'plugin:diff/diff' : null,
  ].filter((current) => current !== null),
};