import React, { useState } from 'react';
import { Button, message } from 'antd';
import { CopyOutlined } from '@ant-design/icons';
import {env} from '../../../env'
interface ShareCodeGeneratorProps {
  fileId: string;
  onSuccess?: (code: string) => void;
  fileName?: string;
}

export const ShareCodeGenerator: React.FC<ShareCodeGeneratorProps> = ({
  fileId,
  onSuccess,
  fileName,
}) => {
  const [loading, setLoading] = useState(false);
  const [shareCode, setShareCode] = useState<string>('');
  const [expiresAt, setExpiresAt] = useState<Date | null>(null);

  const generateCode = async () => {
    setLoading(true);
    console.log('开始生成分享码，fileId:', fileId, 'fileName:', fileName);

    try {
      const response = await fetch(`http://${env.SERVER_IP}:${env.SERVER_PORT}/upload/share/${fileId}`, {
        method: 'POST',
        headers: {
          'Content-Type': 'application/json',
        },
        body: JSON.stringify({
            fileId
        })
      });
      console.log('Current fileId:', fileId); // 确保 fileId 有效
      console.log('请求URL:', `http://${env.SERVER_IP}:${env.SERVER_PORT}/upload/share/${fileId}`);
      console.log('API响应状态:', response.status);

      const responseText = await response.text();
      console.log('API原始响应:', responseText);

      if (!response.ok) {
        throw new Error(`请求失败: ${response.status} ${responseText || '无错误信息'}`);
      }

      // 确保响应不为空
      if (!responseText) {
        throw new Error('服务器返回空响应');
      }

      // 尝试解析JSON
      let data;
      try {
        data = JSON.parse(responseText);
      } catch (e) {
        console.error('解析响应JSON失败:', e);
        throw new Error('服务器响应格式错误');
      }

      console.log('解析后的响应数据:', data); // 调试日志
      
      if (!data.code) {
        throw new Error('响应中没有分享码');
      }

      setShareCode(data.code);
      setExpiresAt(data.expiresAt ? new Date(data.expiresAt) : null);
      onSuccess?.(data.code);
      message.success('分享码生成成功');
    } catch (error) {
      console.error('生成分享码错误:', error);
      message.error('生成分享码失败: ' + (error instanceof Error ? error.message : '未知错误'));
    } finally {
      setLoading(false);
    }
  };

  return (
    <div style={{ padding: '20px', backgroundColor: '#f8f9fa', borderRadius: '8px' }}>
      <div style={{ marginBottom: '10px' }}>
        {/* 添加调试信息 */}
        <small style={{ color: '#666' }}>文件ID: {fileId}</small>
      </div>

      {!shareCode ? (
        <Button
          type="primary"
          onClick={generateCode}
          loading={loading}
          block
        >
          生成分享码
        </Button>
      ) : (
        <div style={{ textAlign: 'center' }}>
          <div style={{ 
            display: 'flex',
            alignItems: 'center',
            justifyContent: 'center',
            gap: '12px',
            margin: '16px 0'
          }}>
            <span style={{
              fontSize: '24px',
              fontWeight: 'bold',
              letterSpacing: '2px',
              color: '#1890ff',
              padding: '8px 16px',
              backgroundColor: '#e6f7ff',
              borderRadius: '4px'
            }}>
              {shareCode}
            </span>
            <Button
              icon={<CopyOutlined />}
              onClick={() => {
                navigator.clipboard.writeText(shareCode);
                message.success('分享码已复制');
              }}
            />
          </div>
          {expiresAt ? (
            <div style={{ color: '#666' }}>
              有效期至: {expiresAt.toLocaleString()}
            </div>
          ) : (
            <div style={{ color: 'red' }}>
              未获取到有效期信息
            </div>
          )}
        </div>
      )}
    </div>
  );
};