package com.moral.api.pojo.query;

import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import lombok.Data;
import lombok.experimental.Accessors;
import org.apache.commons.collections4.CollectionUtils;

import java.util.List;
import java.util.stream.Collectors;

/**
 *
 */
@Data
@Accessors(chain = true)
@ApiModel(value = "分页对象", description = "分页对象")
public class PageCond {

    @ApiModelProperty(value = "排序")
    private List<OrderByItem> orders;

    @ApiModelProperty(value = "每页数量")
    private long pageSize;

    @ApiModelProperty(value = "当前页码")
    private long currentPage;

    public List<OrderByItem> orders() {
        return this.orders;
    }

    public Page convertPage() {
        Page page = new Page();
        page.setCurrent(this.currentPage);
        page.setSize(this.pageSize);
        if (CollectionUtils.isNotEmpty(orders)) {
            page.setOrders(this.orders.stream().map(orderByItem -> orderByItem.convertOrderItem()).collect(Collectors.toList()));
        }
        return page;
    }

}