import js from '@eslint/js';
import { defineConfig, globalIgnores } from 'eslint/config';
import prettier from 'eslint-config-prettier';
import svelte from 'eslint-plugin-svelte';
import globals from 'globals';
import ts from 'typescript-eslint';
import svelteConfig from './svelte.config.js';

export default defineConfig(
    globalIgnores([
        '**/node_modules/',
        '.svelte-kit/',
        'build/',
        'data/',
        'test-fixtures/',
        'static/agent/',
        '.claude/',
        '.gstack/'
    ]),
    js.configs.recommended,
    ts.configs.recommended,
    svelte.configs.recommended,
    prettier,
    svelte.configs.prettier,
    {
        // The controller is deployed at the origin root, including imperative navigation in TS.
        rules: { 'svelte/no-navigation-without-resolve': 'off' }
    },
    {
        languageOptions: {
            globals: { ...globals.browser, ...globals.node }
        },
        rules: {
            '@typescript-eslint/no-unused-vars': [
                'error',
                {
                    argsIgnorePattern: '^_',
                    varsIgnorePattern: '^_',
                    caughtErrorsIgnorePattern: '^_',
                    ignoreRestSiblings: true
                }
            ]
        }
    },
    {
        files: ['**/*.svelte', '**/*.svelte.ts', '**/*.svelte.js'],
        languageOptions: {
            parserOptions: {
                parser: ts.parser,
                svelteConfig
            }
        },
        rules: {
            // Existing lists include intentionally positional rows and repeated primitive values.
            'svelte/require-each-key': 'off',
            // Local collection helpers do not need reactive replacements.
            'svelte/prefer-svelte-reactivity': 'off',
            // Preserve the existing state-reset behavior during tooling adoption.
            'svelte/prefer-writable-derived': 'off',
            // Explicit string interpolation preserves whitespace around inline controls and logs.
            'svelte/no-useless-mustaches': 'off'
        }
    }
);