import js from "@eslint/js";
import globals from "globals";
import reactHooks from "eslint-plugin-react-hooks";
import reactRefresh from "eslint-plugin-react-refresh";
import tseslint from "typescript-eslint";

export default tseslint.config(
  { ignores: ["dist"] },
  // Frontend configuration with type-aware rules
  {
    extends: [js.configs.recommended, ...tseslint.configs.recommendedTypeChecked],
    files: ["src/**/*.{ts,tsx}"],
    languageOptions: {
      ecmaVersion: 2020,
      globals: globals.browser,
      parserOptions: {
        projectService: true,
        tsconfigRootDir: import.meta.dirname,
      },
    },
    plugins: {
      "react-hooks": reactHooks,
      "react-refresh": reactRefresh,
    },
    rules: {
      ...reactHooks.configs.recommended.rules,
      "react-refresh/only-export-components": ["warn", { allowConstantExport: true }],
      // Console statement prevention (P0 #2 - Security Critical)
      "no-console": ["error", { allow: ["warn", "error"] }],
      "@typescript-eslint/no-unused-vars": "warn",
      "@typescript-eslint/no-explicit-any": "warn",
      "@typescript-eslint/no-unsafe-assignment": "warn",
      "@typescript-eslint/no-unsafe-member-access": "warn",
      "@typescript-eslint/no-unsafe-call": "warn",
      "@typescript-eslint/no-unsafe-return": "warn",
      "@typescript-eslint/no-unsafe-argument": "warn",
      "@typescript-eslint/explicit-function-return-type": "off",
      "@typescript-eslint/no-misused-promises": "warn",
      "@typescript-eslint/await-thenable": "warn",
      "@typescript-eslint/no-floating-promises": "warn",
      "@typescript-eslint/no-unnecessary-type-assertion": "warn",
      "@typescript-eslint/require-await": "warn",
    },
  },
  // API configuration without type-aware rules for better performance
  {
    extends: [js.configs.recommended, ...tseslint.configs.recommended],
    files: ["api/**/*.ts"],
    languageOptions: {
      ecmaVersion: 2022,
      globals: globals.node,
    },
    rules: {
      // Console statement prevention (P0 #2 - Security Critical)
      "no-console": ["error", { allow: ["warn", "error"] }],
      "@typescript-eslint/no-unused-vars": "error",
      "@typescript-eslint/no-explicit-any": "error",
      "@typescript-eslint/explicit-function-return-type": ["error", {
        allowExpressions: true,
        allowTypedFunctionExpressions: true,
        allowHigherOrderFunctions: true,
        allowDirectConstAssertionInArrowFunctions: true,
      }],
    },
  },
);