import type { Linter } from "eslint";

import typescriptEslint from "typescript-eslint";

type EsLintConfig = Readonly<Linter.Config>;

const trouveConfiguration = (configuration: ReadonlyArray<Linter.Config>, nom: string): EsLintConfig =>
  configuration.find((v: EsLintConfig) => v.name === nom) ?? {};

const base = trouveConfiguration(typescriptEslint.configs.strictTypeChecked, "typescript-eslint/base");
const desactivationsJavaScript = trouveConfiguration(
  typescriptEslint.configs.strictTypeChecked,
  "typescript-eslint/eslint-recommended",
);
const strictTypeChecked = trouveConfiguration(
  typescriptEslint.configs.strictTypeChecked,
  "typescript-eslint/strict-type-checked",
);
const stylisticTypeChecked = trouveConfiguration(
  typescriptEslint.configs.stylisticTypeChecked,
  "typescript-eslint/stylistic-type-checked",
);

export const règlesTypeScript: Readonly<Linter.Config> = {
  languageOptions: base.languageOptions ?? {},
  name: "TypeScript",
  plugins: base.plugins ?? {},
  rules: {
    ...desactivationsJavaScript.rules,
    ...strictTypeChecked.rules,
    ...stylisticTypeChecked.rules,
  },
};