import { defineConfig, globalIgnores } from "eslint/config";
import nextVitals from "eslint-config-next/core-web-vitals";
import nextTs from "eslint-config-next/typescript";

const eslintConfig = defineConfig([
  ...nextVitals,
  ...nextTs,
  // Override default ignores of eslint-config-next.
  globalIgnores([
    // Default ignores of eslint-config-next:
    ".next/**",
    "out/**",
    "build/**",
    "next-env.d.ts",
    // Copied verbatim from pdfjs-dist during postinstall.
    "public/pdf.worker.min.mjs",
  ]),
  {
    rules: {
      // These React Compiler diagnostics are migration signals for the existing
      // application. Keep them visible without making the conventional lint
      // command fail while the compiler itself is not enabled.
      "react-hooks/immutability": "warn",
      "react-hooks/preserve-manual-memoization": "warn",
      "react-hooks/refs": "warn",
      "react-hooks/set-state-in-effect": "warn",
      // Existing document integrations still expose untyped third-party data.
      "@typescript-eslint/no-explicit-any": "warn",
    },
  },
]);

export default eslintConfig;