import js from "@eslint/js";
import importPlugin from "eslint-plugin-import";
import perfectionist from "eslint-plugin-perfectionist";
import eslintPluginPrettierRecommended from "eslint-plugin-prettier/recommended";
import reactHooks from "eslint-plugin-react-hooks";
import reactRefresh from "eslint-plugin-react-refresh";
import tseslint from "typescript-eslint";

export default tseslint.config(
  {
    ignores: [
      "node_modules/**",
      "dist/**",
      ".build/**",
      "*.bun-build",
      "openspec/**",
      ".opencode/**",
      ".claude/**",
      ".codex/**",
      ".agents/**",
      "bun.lock",
      "data/**",
    ],
  },
  js.configs.recommended,
  ...tseslint.configs.recommendedTypeChecked,
  ...tseslint.configs.stylisticTypeChecked,
  importPlugin.flatConfigs.recommended,
  importPlugin.flatConfigs.typescript,
  perfectionist.configs["recommended-natural"],
  {
    languageOptions: {
      parserOptions: {
        projectService: true,
        tsconfigRootDir: import.meta.dirname,
      },
    },
    settings: {
      "import/resolver": { node: true, typescript: true },
    },
  },
  {
    rules: {
      "@typescript-eslint/array-type": ["error", { default: "array-simple" }],
      "@typescript-eslint/consistent-type-assertions": ["error", { assertionStyle: "as" }],
      "@typescript-eslint/consistent-type-imports": ["error", { prefer: "type-imports" }],
      "@typescript-eslint/only-throw-error": "error",
      "@typescript-eslint/prefer-nullish-coalescing": "error",
      "@typescript-eslint/prefer-optional-chain": "error",
      "import/no-unresolved": ["error", { ignore: ["^bun:"] }],
      "no-undef": "off",
    },
  },
  {
    files: ["eslint.config.js"],
    rules: {
      "import/no-named-as-default": "off",
      "import/no-named-as-default-member": "off",
    },
  },
  {
    files: ["src/web/**/*.{ts,tsx}"],
    plugins: {
      "react-hooks": reactHooks,
      "react-refresh": reactRefresh,
    },
    rules: {
      ...reactHooks.configs.recommended.rules,
      "no-restricted-imports": [
        "error",
        {
          patterns: [
            {
              group: [
                "../server/*",
                "../server/**",
                "../**/server/*",
                "../**/server/**",
                "../../server/*",
                "../../server/**",
                "src/server/*",
                "src/server/**",
              ],
              message: "前端不得导入 src/server 后端运行时实现；请改用 src/shared 类型或 HTTP API。",
            },
          ],
        },
      ],
      "react-refresh/only-export-components": ["warn", { allowConstantExport: true }],
    },
  },
  eslintPluginPrettierRecommended,
);