<?php

namespace App\Services\Smm;

use App\Services\Contracts\SmmPlatformInterface;
use Abraham\TwitterOAuth\TwitterOAuth;
use Carbon\Carbon;
use Illuminate\Http\Request;

class TwitterService implements SmmPlatformInterface
{
    protected $configData;
    protected $twitterOAuth;

    protected $consumerKey;
    protected $consumerSecret;

    protected $oauthCallbackUrl;

    public function __construct($configData)
    {
        $this->configData = $configData;

        $this->consumerKey = env('TWITTER_CONSUMER_KEY');
        $this->consumerSecret = env('TWITTER_CONSUMER_SECRET');
        $this->oauthCallbackUrl = env('DIST_SITE_URL') . '/dist/callback/twitter';

        if (!empty($configData['access_token']) && !empty($configData['access_token_secret'])) {
            $this->twitterOAuth = new TwitterOAuth(
                $this->consumerKey,
                $this->consumerSecret,
                $configData['access_token'],
                $configData['access_token_secret']
            );
        }
    }

    public function login()
    {
        $connection = new TwitterOAuth($this->consumerKey, $this->consumerSecret);
        $requestToken = $connection->oauth('oauth/request_token', ['oauth_callback' => $this->oauthCallbackUrl]);

        session(['twitter_oauth_token' => $requestToken['oauth_token']]);
        session(['twitter_oauth_token_secret' => $requestToken['oauth_token_secret']]);

        $url = $connection->url('oauth/authorize', ['oauth_token' => $requestToken['oauth_token']]);

        return [
            'status' => true,
            'data' => ['url' => $url]
        ];
    }

    public function loginCallback(Request $request)
    {
        $oauthToken = $request->get('oauth_token');
        $oauthVerifier = $request->get('oauth_verifier');

        $requestToken = session('twitter_oauth_token');
        $requestTokenSecret = session('twitter_oauth_token_secret');

        $connection = new TwitterOAuth(
            $this->consumerKey,
            $this->consumerSecret,
            $requestToken,
            $requestTokenSecret
        );

        $accessToken = $connection->oauth('oauth/access_token', [
            'oauth_verifier' => $oauthVerifier
        ]);

        return [
            'status' => true,
            'data' => [
                'accessToken' => $accessToken['oauth_token'],
                'accessTokenSecret' => $accessToken['oauth_token_secret'],
                'userId' => $accessToken['user_id'],
                'userName' => $accessToken['screen_name'],
            ]
        ];
    }

    public function postImage($message, $imagePaths, $accessToken = null)
    {
        try {
            $mediaIds = [];

            foreach ($imagePaths as $imagePath) {
                if (!file_exists($imagePath)) {
                    throw new \Exception("图片不存在: {$imagePath}");
                }

                $uploadedMedia = $this->twitterOAuth->upload('media/upload', [
                    'media' => $imagePath
                ]);

                if (isset($uploadedMedia->error)) {
                    throw new \Exception('媒体上传失败: ' . json_encode($uploadedMedia));
                }

                $mediaIds[] = $uploadedMedia->media_id_string;
            }

            $tweet = $this->twitterOAuth->post('statuses/update', [
                'status' => $message,
                'media_ids' => implode(',', $mediaIds)
            ]);

            if (isset($tweet->errors)) {
                throw new \Exception('推文发布失败: ' . json_encode($tweet->errors));
            }

            return [
                'status' => true,
                'data' => [
                    'tweetId' => $tweet->id_str,
                    'mediaIds' => $mediaIds
                ]
            ];
        } catch (\Exception $e) {
            return ['status' => false, 'data' => $e->getMessage()];
        }
    }

    public function postVideo($message, $videoPath, $accessToken = null)
    {
        try {
            if (!file_exists($videoPath)) {
                throw new \Exception("视频文件不存在: {$videoPath}");
            }

            $uploadedVideo = $this->twitterOAuth->upload('media/upload', [
                'media' => $videoPath,
                'media_type' => 'video/mp4'
            ], true); // 注意: chunked upload

            if (isset($uploadedVideo->error)) {
                throw new \Exception('视频上传失败: ' . json_encode($uploadedVideo));
            }

            $tweet = $this->twitterOAuth->post('statuses/update', [
                'status' => $message,
                'media_ids' => $uploadedVideo->media_id_string
            ]);

            if (isset($tweet->errors)) {
                throw new \Exception('推文发布失败: ' . json_encode($tweet->errors));
            }

            return [
                'status' => true,
                'data' => [
                    'tweetId' => $tweet->id_str,
                    'mediaId' => $uploadedVideo->media_id_string
                ]
            ];
        } catch (\Exception $e) {
            return ['status' => false, 'data' => $e->getMessage()];
        }
    }

    // 保持空实现
    public function getComments($postId) {}
    public function replyToComment($commentId) {}
    public function deleteComment($commentId) {}
}