import { Button, Input, Space, Popover } from 'antd'
import { ReloadOutlined, FilterOutlined } from '@ant-design/icons'
import './ListActionBar.css'

const { Search } = Input

/**
 * 列表操作栏组件
 * @param {Object} props
 * @param {Array} props.actions - 左侧操作按钮配置数组
 * @param {Array} props.batchActions - 批量操作按钮配置数组（仅在有选中项时显示）
 * @param {Object} props.selectionInfo - 选中信息 { count: 选中数量, total: 总数量, isAllPagesSelected: 是否跨页全选 }
 * @param {Function} props.onSelectAllPages - 选择所有页回调
 * @param {Function} props.onClearSelection - 清除选择回调
 * @param {Object} props.search - 搜索配置
 * @param {Object} props.filter - 高级筛选配置（可选）
 * @param {boolean} props.showRefresh - 是否显示刷新按钮
 * @param {Function} props.onRefresh - 刷新回调
 */
function ListActionBar({
  actions = [],
  batchActions = [],
  selectionInfo,
  onSelectAllPages,
  onClearSelection,
  search,
  filter,
  showRefresh = false,
  onRefresh,
}) {
  // 是否有选中项
  const hasSelection = selectionInfo && selectionInfo.count > 0
  return (
    <div className="list-action-bar">
      {/* 左侧操作按钮区 */}
      <div className="list-action-bar-left">
        {/* 常规操作按钮（无选中时显示） */}
        {!hasSelection && actions.map((action) => (
          <Button
            key={action.key}
            type={action.type || 'default'}
            icon={action.icon}
            disabled={action.disabled}
            danger={action.danger}
            onClick={action.onClick}
          >
            {action.label}
          </Button>
        ))}

        {/* 批量操作区域（有选中时显示） */}
        {hasSelection && (
          <Space>
            {/* 选中信息 */}
            <div className="selection-info">
              <span className="selection-count">
                已选择 <strong>{selectionInfo.count}</strong> 项
                {selectionInfo.isAllPagesSelected && (
                  <span className="all-pages-tag">（全部页）</span>
                )}
              </span>
              {!selectionInfo.isAllPagesSelected && selectionInfo.total > selectionInfo.count && (
                <a onClick={onSelectAllPages} className="select-all-link">
                  选择全部 {selectionInfo.total} 项
                </a>
              )}
              <a onClick={onClearSelection} className="clear-selection-link">
                清除
              </a>
            </div>

            {/* 批量操作按钮 */}
            {batchActions.map((action) => (
              <Button
                key={action.key}
                type={action.type || 'default'}
                icon={action.icon}
                disabled={action.disabled}
                danger={action.danger}
                onClick={action.onClick}
              >
                {action.label}
              </Button>
            ))}
          </Space>
        )}
      </div>

      {/* 右侧搜索筛选区 */}
      <div className="list-action-bar-right">
        <Space.Compact>
          <Search
            placeholder={search?.placeholder || '请输入搜索关键词'}
            allowClear
            style={{ width: search?.width || 280 }}
            onSearch={search?.onSearch}
            onChange={(e) => search?.onChange?.(e.target.value)}
            value={search?.value}
          />
          {filter && (
            <Popover
              content={filter.content}
              title={
                <div style={{ display: 'flex', alignItems: 'center', gap: 8 }}>
                  <FilterOutlined />
                  <span>{filter.title || '高级筛选'}</span>
                </div>
              }
              trigger="click"
              open={filter.visible}
              onOpenChange={filter.onVisibleChange}
              placement="bottomRight"
              overlayClassName="filter-popover"
            >
              <Button
                icon={<FilterOutlined />}
                type={filter.isActive ? 'primary' : 'default'}
              >
                {filter.selectedLabel || '筛选'}
              </Button>
            </Popover>
          )}
        </Space.Compact>
        {showRefresh && (
          <Button icon={<ReloadOutlined />} onClick={onRefresh}>
            刷新
          </Button>
        )}
      </div>
    </div>
  )
}

export default ListActionBar