import XinTable from '@/components/XinTable';
import { Badge, Button, Image, Space, Typography } from 'antd';
import { LeftOutlined } from '@ant-design/icons';
import type { ICategoryItem } from '@/domain/iCategoryItem';
import type { XinTableColumn } from '@/components/XinTable/typings';
import type { ISysFileInfo } from '@/domain/iSysFile';
import { useEffect, useState } from 'react';
import { useTranslation } from 'react-i18next';
import { useNavigate, useSearchParams } from 'react-router';
import { Create, Update } from '@/api/common/table.ts';
import dayjs from 'dayjs';

const { Title } = Typography;

/**
 * 从 image 字段中提取预览 URL
 * image 字段可能是 ISysFileInfo 对象或 URL 字符串
 */
function getImageUrl(image: ISysFileInfo | string | null | undefined): string {
  if (!image) return '';
  if (typeof image === 'string') return image;
  return image.preview_url || image.file_url || '';
}

/** 首页分类项管理 */
export default function CategoryItemPage() {
  const { t } = useTranslation();
  const navigate = useNavigate();
  const [searchParams] = useSearchParams();

  // 从 URL 参数获取分类信息
  const categoryId = searchParams.get('categoryId');
  const categoryName = searchParams.get('categoryName') || '';

  const [currentCategory, setCurrentCategory] = useState({
    id: categoryId ? parseInt(categoryId) : 0,
    name: decodeURIComponent(categoryName),
  });

  // 监听 URL 参数变化
  useEffect(() => {
    if (categoryId) {
      setCurrentCategory({
        id: parseInt(categoryId),
        name: decodeURIComponent(categoryName),
      });
    }
  }, [categoryId, categoryName]);

  const columns: XinTableColumn<ICategoryItem>[] = [
    {
      title: t('system.category.item.id'),
      dataIndex: 'id',
      hideInForm: true,
      width: 80,
      align: 'center',
    },
    {
      title: t('system.category.item.title'),
      dataIndex: 'title',
      valueType: 'text',
      colProps: { span: 12 },
      rules: [{ required: true, message: t('system.category.item.title.required') }],
    },
    {
      title: t('system.category.item.image'),
      dataIndex: 'image_id',
      valueType: 'image',
      colProps: { span: 24 },
      rules: [{ required: true, message: t('system.category.item.image.required') }],
      hideInSearch: true,
      fieldProps: {
        action: '/system/file/list/upload',
        mode: 'single',
        maxCount: 1,
        changeType: 'id',
      },
      render: (_value: ISysFileInfo | string, record: ICategoryItem) => {
        const url = getImageUrl(record.image);
        if (!url) return '-';
        return (
          <Image
            src={url}
            width={60}
            height={60}
            style={{ objectFit: 'cover', borderRadius: 4 }}
          />
        );
      },
    },
    {
      title: t('system.category.item.link'),
      dataIndex: 'link',
      valueType: 'text',
      colProps: { span: 12 },
      hideInSearch: true,
      fieldProps: {
        placeholder: t('system.category.item.link.placeholder'),
      },
    },
    {
      title: t('system.category.item.status'),
      dataIndex: 'status',
      valueType: 'select',
      colProps: { span: 12 },
      initialValue: 0,
      rules: [{ required: true, message: t('system.category.item.status.required') }],
      fieldProps: {
        options: [
          { label: t('system.category.item.status.normal'), value: 0 },
          { label: t('system.category.item.status.disabled'), value: 1 },
        ],
      },
      render: (value: number) => {
        return value === 0
          ? <Badge status="success" text={t('system.category.item.status.normal')} />
          : <Badge status="error" text={t('system.category.item.status.disabled')} />;
      },
    },
    {
      title: t('system.category.item.sort'),
      dataIndex: 'sort',
      valueType: 'digit',
      colProps: { span: 12 },
      hideInSearch: true,
      initialValue: 0,
      fieldProps: {
        min: 0,
        style: { width: '100%' },
      },
    },
    {
      title: t('system.category.item.createdAt'),
      dataIndex: 'created_at',
      render: (value: string) => (value ? dayjs(value).format('YYYY-MM-DD HH:mm') : '-'),
      hideInForm: true,
      hideInSearch: true,
      width: 160,
    },
  ];

  // 返回分类列表
  const handleGoBack = () => {
    navigate('/system/category');
  };

  // 如果没有分类ID，显示提示
  if (!currentCategory.id) {
    return (
      <div style={{ padding: 50, textAlign: 'center' }}>
        <div style={{ marginTop: 50, color: '#999' }}>
          {t('system.category.selectCategoryFirst')}
        </div>
      </div>
    );
  }

  return (
    <Space orientation={'vertical'} style={{ width: '100%' }}>
      <div>
        <Button type={'link'} onClick={handleGoBack} icon={<LeftOutlined />} classNames={{ root: 'p-0 mb-2' }}>
          {t('system.category.backToList')}
        </Button>
        <Title level={3}>
          <span className={'mr-2'}>{t('system.category.itemManagement')} - {currentCategory.name}</span>
        </Title>
      </div>
      <XinTable<ICategoryItem>
        api="/system/category/item"
        columns={columns}
        rowKey="id"
        accessName="system.category.item"
        formProps={{
          grid: true,
          colProps: { span: 12 },
          rowProps: { gutter: [30, 0] },
          layout: 'vertical',
        }}
        modalProps={{ width: 600 }}
        requestParams={(params) => {
          return {
            ...params,
            category_id: currentCategory.id,
          };
        }}
        searchShow={false}
        handleFinish={async (values, mode, _form, defaultValue) => {
          if (mode === 'create') {
            await Create('/system/category/item', {
              ...values,
              category_id: currentCategory.id,
            });
            window.$message?.success(t('system.category.item.createSuccess'));
          } else {
            await Update('/system/category/item/' + defaultValue?.id, {
              ...values,
              category_id: currentCategory.id,
            });
            window.$message?.success(t('system.category.item.updateSuccess'));
          }
          return true;
        }}
      />
    </Space>
  );
}