import js from "@eslint/js";

export default [
  {
    ignores: ["build/**", "dist/**", "node_modules/**", ".playwright-mcp/**", "SOURCE_MANIFEST.txt"],
  },
  {
    files: ["**/*.{js,cjs,mjs}"],
    languageOptions: {
      ecmaVersion: "latest",
      sourceType: "module",
      globals: {
        Buffer: "readonly", clearInterval: "readonly", clearTimeout: "readonly", console: "readonly",
        document: "readonly", fetch: "readonly", FormData: "readonly", globalThis: "readonly",
        process: "readonly", queueMicrotask: "readonly", requestAnimationFrame: "readonly",
        setInterval: "readonly", setTimeout: "readonly", URL: "readonly", URLSearchParams: "readonly",
        window: "readonly", confirm: "readonly", localStorage: "readonly", structuredClone: "readonly",
      },
    },
    rules: {
      ...js.configs.recommended.rules,
      "no-control-regex": "off",
      "no-empty": ["error", { allowEmptyCatch: true }],
      "no-undef": "off",
      "no-unused-vars": "off",
      "no-useless-escape": "off",
      "no-eval": "error",
      "no-implied-eval": "error",
      eqeqeq: ["error", "always", { null: "ignore" }],
    },
  },
  {
    // The main process and shared modules are plain CommonJS with an explicit
    // dependency graph, so undefined identifiers there are always real bugs
    // (missing require, missing injected dependency) rather than a global that
    // another script tag happens to define.
    files: ["src/main/**/*.cjs", "src/shared/**/*.cjs", "main.cjs", "preload.cjs"],
    languageOptions: {
      sourceType: "commonjs",
      globals: {
        require: "readonly", module: "writable", exports: "writable",
        __dirname: "readonly", __filename: "readonly",
        Buffer: "readonly", process: "readonly", console: "readonly",
        setTimeout: "readonly", clearTimeout: "readonly",
        setInterval: "readonly", clearInterval: "readonly", setImmediate: "readonly",
        queueMicrotask: "readonly", structuredClone: "readonly", globalThis: "readonly",
        URL: "readonly", URLSearchParams: "readonly", fetch: "readonly",
        FormData: "readonly", Blob: "readonly",
        AbortController: "readonly", AbortSignal: "readonly",
        TextEncoder: "readonly", TextDecoder: "readonly",
      },
    },
    rules: {
      "no-undef": "error",
      // Also catches code that a refactor left behind, such as a value computed
      // from a dependency that is no longer injected.
      "no-unused-vars": ["error", { args: "none", caughtErrors: "none", ignoreRestSiblings: true }],
    },
  },
  {
    files: ["tests/**/*.mjs"],
    rules: {
      "no-regex-spaces": "off",
      "no-unsafe-finally": "off",
    },
  },
];