<?php

namespace App\Services;

use EasyWeChat\Factory;
use Illuminate\Support\Facades\Log;

class WechatNotificationService
{
    protected $app;

    public function __construct()
    {
        $this->app = app('wechat.official_account');
    }

    /**
     * 发送模板消息
     *
     *
     * @param string $openid 接收者openid
     * @param string $templateId 模板ID
     * @param array $data 模板数据
     * @param string|null $url 点击跳转链接
     * @param array|null $miniprogram 跳小程序配置
     * @return array
     */
    public function sendTemplateMessage(
        string $openid,
        string $templateId,
        array $data,
        ?string $url = null,
        ?array $miniprogram = null
    ): array {
        try {
            $message = [
                'touser' => $openid,
                'template_id' => $templateId,
                'data' => $data,
            ];

            // 添加跳转链接
            if ($url) {
                $message['url'] = $url;
            }

            // 添加小程序跳转配置
            if ($miniprogram) {
                $message['miniprogram'] = $miniprogram;
            }

            $result = $this->app->template_message->send($message);

            if ($result['errcode'] === 0) {
                Log::info('微信模板消息发送成功', [
                    'openid' => $openid,
                    'template_id' => $templateId,
                    'data' => $data,
                ]);

                return [
                    'success' => true,
                    'message' => '发送成功',
                ];
            }

            Log::error('微信模板消息发送失败', [
                'openid' => $openid,
                'template_id' => $templateId,
                'data' => $data,
                'error' => $result['errmsg'],
            ]);

            return [
                'success' => false,
                'message' => $result['errmsg'],
            ];
        } catch (\Exception $e) {
            Log::error('微信模板消息发送异常', [
                'openid' => $openid,
                'template_id' => $templateId,
                'data' => $data,
                'error' => $e->getMessage(),
            ]);

            return [
                'success' => false,
                'message' => '发送失败：' . $e->getMessage(),
            ];
        }
    }

    /**
     * 发送订单状态变更通知
     *
     *     $result = $this->wechatService->sendOrderStatusNotification(
     *     $order->user->wechat_openid,
     *     [
     *         'order_no' => $order->order_no,
     *         'status' => $order->status_text,
     *         'time' => now()->format('Y-m-d H:i:s')
     *     ]
     * );
     *
     * @param string $openid
     * @param array $orderInfo
     * @return array
     */
    public function sendOrderStatusNotification(string $openid, array $orderInfo): array
    {
        $templateId = env('WECHAT_ORDER_STATUS_TEMPLATE_ID');

        $data = [
            'first' => ['value' => '您的订单状态有更新'],
            'keyword1' => ['value' => $orderInfo['order_no']],
            'keyword2' => ['value' => $orderInfo['status']],
            'keyword3' => ['value' => $orderInfo['time']],
            'remark' => ['value' => '感谢您的使用！'],
        ];

        return $this->sendTemplateMessage($openid, $templateId, $data);
    }
}