.eslintrc.cjs

const reactTypescriptConfig = {
  extends: [
    "plugin:@typescript-eslint/recommended",
    "plugin:react/recommended",
    "plugin:react/jsx-runtime",
    "plugin:react-hooks/recommended",
  ],
  settings: {
    react: {
      version: "detect",
    },
  },
  parser: "@typescript-eslint/parser",
  parserOptions: {
    project: true,
    tsconfigRootDir: __dirname,
  },
  rules: {
    "@typescript-eslint/restrict-template-expressions": [
      "error",
      {
        allowNumber: true,
      },
    ],
    "@typescript-eslint/no-misused-promises": [
      "error",
      {
        checksVoidReturn: false,
      },
    ],
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        args: "all",
        argsIgnorePattern: "^_",
        caughtErrors: "all",
        caughtErrorsIgnorePattern: "^_",
        destructuredArrayIgnorePattern: "^_",
        varsIgnorePattern: "^_",
        ignoreRestSiblings: true,
      },
    ],
  },
}

module.exports = {
  plugins: ["@typescript-eslint"],
  extends: ["eslint:recommended", "prettier"],
  env: {
    browser: true,
    es2023: true,
  },
  rules: {
    "no-console": ["error", { allow: ["warn", "error"] }],
  },
  overrides: [
    {
      files: [
        ".eslintrc.cjs",
        "lint-staged.config.js",
        "web/next.config.js",
        "docs/babel.config.js",
        "docs/docusaurus.config.js",
      ],
      env: { browser: false, node: true, commonjs: true },
    },
    {
      files: ["lint-staged.config.js"],
      parserOptions: { sourceType: "module" },
    },
    { files: ["docs/sidebars.js"], env: { commonjs: true } },
    {
      files: ["docs/**/*.ts", "docs/**/*.tsx"],
      ...reactTypescriptConfig,
      rules: {
        ...reactTypescriptConfig.rules,
        "react/jsx-uses-react": "error",
        "react/react-in-jsx-scope": "error",
      },
    },
    {
      files: ["mobile/**/*.ts", "mobile/**/*.tsx"],
      ...reactTypescriptConfig,
    },
    {
      files: ["mobile/babel.config.js"],
      env: { commonjs: true, node: true },
      rules: { "no-var-requires": "off" },
    },
    {
      files: ["web/**/*"],
      extends: ["next"],
      settings: {
        next: {
          rootDir: ["web"],
        },
      },
    },
    {
      files: ["web/**/*.ts", "web/**/*.tsx"],
      extends: ["plugin:@typescript-eslint/strict-type-checked"],
      parser: "@typescript-eslint/parser",
      parserOptions: {
        project: true,
        tsconfigRootDir: __dirname,
      },
      rules: {
        "@typescript-eslint/restrict-template-expressions": [
          "error",
          {
            allowNumber: true,
          },
        ],
        "@typescript-eslint/no-misused-promises": [
          "error",
          {
            checksVoidReturn: false,
          },
        ],
      },
    },
    {
      files: ["epub/**/*.ts", "fs/**/*.ts"],
      extends: ["plugin:@typescript-eslint/strict-type-checked"],
      parser: "@typescript-eslint/parser",
      parserOptions: {
        project: true,
        tsconfigRootDir: __dirname,
      },
    },
    {
      files: ["**/*.test.ts", "**/*.test.tsx"],
      parser: "@typescript-eslint/parser",
      parserOptions: {
        project: true,
        tsconfigRootDir: __dirname,
      },
      rules: {
        "@typescript-eslint/no-non-null-assertion": "off",
      },
    },
  ],
}