<?php

namespace KTXC\Controllers;

use KTXC\Http\Request\Request;
use KTXC\Http\Response\JsonResponse;
use KTXC\Service\UserAccountsService;
use KTXC\SessionIdentity;
use KTXC\SessionTenant;
use KTXF\Controller\ControllerAbstract;
use KTXF\Routing\Attributes\AuthenticatedRoute;

class UserSettingsController extends ControllerAbstract
{
    public function __construct(
        private readonly SessionTenant $tenantIdentity,
        private readonly SessionIdentity $userIdentity,
        private readonly UserAccountsService $userService
    ) {}

    /** 
     * Retrieve user settings, with optional filtering
     * If no specific settings are requested, all settings are returned
     * 
     * @return JsonResponse Settings data as key-value pairs
     */
    #[AuthenticatedRoute(
        '/user/settings', 
        name: 'user.settings.read', 
        methods: ['GET'],
        permissions: ['user.settings.read']
    )]
    public function read(bool $flatten = false): JsonResponse
    {
        $settings = $this->userService->fetchSettings(flatten: $flatten);

        return new JsonResponse($settings, JsonResponse::HTTP_OK);
    }

    /** 
     * Update user settings
     * 
     * @param array $data Key-value pairs of settings to update
     * 
     * @example request body:
     * {
     *   "data": {
     *     "theme": "dark",
     *     "language": "en",
     *     "notifications": true
     *   }
     * }
     * 
     * @return JsonResponse Updated settings data
     */
    #[AuthenticatedRoute(
        '/user/settings', 
        name: 'user.settings.write', 
        methods: ['POST', 'PUT', 'PATCH'],
        permissions: ['user.settings.write']
    )]
    public function write(array $data): JsonResponse
    {
        $this->userService->storeSettings($data);

        // Return updated settings
        $settings = $this->userService->fetchSettings(array_keys($data));

        return new JsonResponse($settings, JsonResponse::HTTP_OK);
    }
}