<?php

namespace App\Services\SocialProviders;

use App\Models\SocialAccount;
use Illuminate\Support\Facades\Config;

class RedditProvider extends BaseProvider
{
    /**
     * Configure the provider.
     *
     * @return void
     */
    protected function configure()
    {
        $this->slug = 'reddit';
        $this->name = 'Reddit';
        
        $this->endpoints = [
            'authorize' => 'https://www.reddit.com/api/v1/authorize',
            'token' => 'https://www.reddit.com/api/v1/access_token',
            'api' => 'https://oauth.reddit.com',
        ];
        
        $this->scopes = [
            'identity',
            'read',
        ];
        
        $this->clientId = Config::get('services.reddit.client_id');
        $this->clientSecret = Config::get('services.reddit.client_secret');
        $this->redirectUri = route('creator.connections.callback', ['provider' => 'reddit']);
    }

    /**
     * Get user info using the access token.
     *
     * @param string $token
     * @return array
     */
    protected function getUserInfo($token)
    {
        // TODO: Implement Reddit API to get user info
        // https://www.reddit.com/dev/api/#GET_api_v1_me
        // Example:
        // $url = $this->endpoints['api'] . '/api/v1/me';
        // $response = $this->httpClient->get($url, [
        //     'headers' => [
        //         'Authorization' => 'Bearer ' . $token,
        //         'User-Agent' => 'YourApp/1.0 by YourUsername',
        //     ],
        // ]);
        // return json_decode($response->getBody(), true);
        
        return [];
    }

    /**
     * Fetch account details from the provider.
     *
     * @param SocialAccount $account
     * @return array
     */
    public function fetchAccountDetails(SocialAccount $account): array
    {
        // For demo accounts, return fake data
        if ($account->is_demo) {
            return [
                'id' => $account->provider_user_id,
                'name' => 'DemoRedditUser',
                'karma' => 15000,
                'created_at' => now()->subYears(2)->toIso8601String(),
                'profile_image_url' => 'https://placehold.co/400x400',
            ];
        }

        // TODO: Implement Reddit API to fetch account details
        // https://www.reddit.com/dev/api/#GET_api_v1_me
        // Example:
        // try {
        //     $url = $this->endpoints['api'] . '/api/v1/me';
        //     $response = $this->makeApiRequest($account, $url);
        //     
        //     $user = $response;
        //     
        //     return [
        //         'id' => $user['id'],
        //         'name' => $user['name'],
        //         'karma' => $user['link_karma'] + $user['comment_karma'],
        //         'created_at' => date('c', $user['created_utc']),
        //         'profile_image_url' => $user['icon_img'],
        //     ];
        // } catch (\Exception $e) {
        //     $this->logRequestException($e, 'Failed to fetch Reddit account details', $account);
        //     return [];
        // }
        
        return [];
    }

    /**
     * Fetch recent posts from the provider.
     *
     * @param SocialAccount $account
     * @param int $limit
     * @return array
     */
    public function fetchRecentPosts(SocialAccount $account, int $limit = 20): array
    {
        // For demo accounts, return fake data
        if ($account->is_demo) {
            $posts = [];
            for ($i = 1; $i <= min($limit, 10); $i++) {
                $posts[] = [
                    'id' => 'demo_post_' . $i,
                    'title' => 'Demo Reddit Post #' . $i,
                    'text' => 'This is a demo Reddit post #' . $i . ' with some interesting content for discussion.',
                    'subreddit' => 'demo',
                    'created_at' => now()->subHours($i)->toIso8601String(),
                    'ups' => rand(10, 500),
                    'downs' => rand(0, 50),
                    'comments' => rand(5, 100),
                ];
            }
            return $posts;
        }

        // TODO: Implement Reddit API to fetch recent posts
        // https://www.reddit.com/dev/api/#GET_user_{username}_submitted
        // Example:
        // try {
        //     $url = $this->endpoints['api'] . '/user/' . $account->meta['username'] . '/submitted?limit=' . $limit;
        //     $response = $this->makeApiRequest($account, $url);
        //     
        //     $posts = [];
        //     foreach ($response['data']['children'] as $child) {
        //         $post = $child['data'];
        //         $posts[] = [
        //             'id' => $post['id'],
        //             'title' => $post['title'],
        //             'text' => $post['selftext'],
        //             'subreddit' => $post['subreddit'],
        //             'created_at' => date('c', $post['created_utc']),
        //             'ups' => $post['ups'],
        //             'downs' => $post['downs'],
        //             'comments' => $post['num_comments'],
        //         ];
        //     }
        //     
        //     return $posts;
        // } catch (\Exception $e) {
        //     $this->logRequestException($e, 'Failed to fetch Reddit posts', $account);
        //     return [];
        // }
        
        return [];
    }
}