/**
 * ESLint Plugin WSX - Flat Config for ESLint 9+
 *
 * Modern flat config format for WSXJS
 */

import type { Linter } from "eslint";
import { renderMethodRequired } from "../rules/render-method-required";
import { noReactImports } from "../rules/no-react-imports";
import { webComponentNaming } from "../rules/web-component-naming";

export const flatConfig: Linter.FlatConfig = {
    name: "wsx/recommended",
    files: ["**/*.wsx"],
    languageOptions: {
        // eslint-disable-next-line @typescript-eslint/no-explicit-any
        parser: "@typescript-eslint/parser" as any,
        ecmaVersion: "latest",
        sourceType: "module",
        parserOptions: {
            ecmaFeatures: {
                jsx: true,
            },
            jsxPragma: "h",
            jsxFragmentName: "Fragment",
        },
        globals: {
            // Browser environment
            window: "readonly",
            document: "readonly",
            console: "readonly",

            // Node.js environment
            process: "readonly",
            Buffer: "readonly",
            __dirname: "readonly",
            __filename: "readonly",
            global: "readonly",
            module: "readonly",
            require: "readonly",
            exports: "readonly",

            // Web Components API
            HTMLElement: "readonly",
            customElements: "readonly",
            CustomEvent: "readonly",
            ShadowRoot: "readonly",
            HTMLSlotElement: "readonly",
            CSSStyleSheet: "readonly",

            // WSX specific
            h: "readonly",
            Fragment: "readonly",
        },
    },
    plugins: {
        wsx: {
            rules: {
                "render-method-required": renderMethodRequired,
                "no-react-imports": noReactImports,
                "web-component-naming": webComponentNaming,
            },
        },
    },
    rules: {
        // WSX specific rules
        "wsx/render-method-required": "error",
        "wsx/no-react-imports": "error",
        "wsx/web-component-naming": "warn",
        "wsx/state-requires-initial-value": "error",
        "wsx/require-jsx-import-source": "error",
        "wsx/no-null-render": "error",
        "wsx/no-inner-html": "error",
        "wsx/i18n-after-autoregister": "error",
        "wsx/no-duplicate-keys": "error",
        "wsx/lifecycle-must-call-super": "error",
        "wsx/prefer-class-over-classname": "warn",
        "wsx/require-auto-register": "error",
        "wsx/observed-attributes-consistency": "warn",
        "wsx/no-direct-dom-manipulation-in-render": "error",
        "wsx/reactive-state-usage": "warn",
        "wsx/lifecycle-hook-naming": "warn",
        "wsx/component-base-class": "error",
        "wsx/no-inline-styles-in-jsx": "off",

        // TypeScript rules (recommended)
        "@typescript-eslint/no-unused-vars": ["error", { argsIgnorePattern: "^_" }],
        "@typescript-eslint/no-explicit-any": "warn",
        "@typescript-eslint/explicit-function-return-type": "off",
        "@typescript-eslint/explicit-module-boundary-types": "off",
        "@typescript-eslint/no-non-null-assertion": "warn",

        // General rules
        "no-console": ["warn", { allow: ["warn", "error"] }],
        "no-debugger": "error",
        "no-unused-vars": "off", // Use TypeScript version
        "no-undef": "off", // TypeScript handles this
        "prefer-const": "error",
        "no-var": "error",
        "no-duplicate-imports": "error",
        "no-trailing-spaces": "error",
        "eol-last": "error",
        "comma-dangle": ["error", "always-multiline"],
        semi: ["error", "always"],
        quotes: ["error", "double", { avoidEscape: true, allowTemplateLiterals: true }],
    },
    settings: {
        // No React settings needed
    },
};

// Helper function to create a flat config with the plugin
export function createFlatConfig(plugin: Record<string, unknown>): Linter.FlatConfig {
    return {
        ...flatConfig,
        plugins: {
            wsx: plugin,
        },
    };
}