finance-api/src/main/java/com/nokia/financeapi/pojo/vo/GetBuildingAreaDiffVo.java

package com.nokia.financeapi.pojo.vo;

import io.swagger.v3.oas.annotations.Hidden;
import io.swagger.v3.oas.annotations.media.Schema;
import lombok.Data;

import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.ArrayList;
import java.util.List;

@Data
public class GetBuildingAreaDiffVo {
    @Hidden
    private String areaNo;
    @Hidden
    private String areaName;
    @Hidden
    private String cityNo;
    @Hidden
    private String cityName;
    @Schema(description = "单位名称", example = "全省")
    private String unitName;
    @Schema(description = "2023年建筑面积", example = "3345429.01")
    private BigDecimal buildingAreaSumLast;
    @Schema(description = "2023年建筑面积自用", example = "3345429.01")
    private BigDecimal buildingAreaSelfUseSumLast;
    @Schema(description = "2023年建筑面积闲置", example = "3345429.01")
    private BigDecimal buildingAreaIdleSumLast;
    @Schema(description = "当月建筑面积", example = "3345429.01")
    private BigDecimal buildingAreaSumNow;
    @Schema(description = "当月建筑面积自用", example = "3345429.01")
    private BigDecimal buildingAreaSelfUseSumNow;
    @Schema(description = "当月建筑面积闲置", example = "3345429.01")
    private BigDecimal buildingAreaIdleSumNow;
    @Schema(description = "建筑面积变化%", example = "12.34")
    private BigDecimal buildingAreaDiff;
    @Schema(description = "自用面积变化%", example = "12.34")
    private BigDecimal buildingAreaSelfUseDiff;
    @Schema(description = "闲置面积变化%", example = "-12.34")
    private BigDecimal buildingAreaIdleDiff;
    @Schema(description = "子列表")
    private List<GetBuildingAreaDiffVo> children;

    public GetBuildingAreaDiffVo() {
        this.areaNo = "";
        this.areaName = "";
        this.cityNo = "";
        this.cityName = "";
        this.unitName = "";
        this.buildingAreaSumLast = BigDecimal.ZERO;
        this.buildingAreaSelfUseSumLast = BigDecimal.ZERO;
        this.buildingAreaIdleSumLast = BigDecimal.ZERO;
        this.buildingAreaSumNow = BigDecimal.ZERO;
        this.buildingAreaSelfUseSumNow = BigDecimal.ZERO;
        this.buildingAreaIdleSumNow = BigDecimal.ZERO;
        this.buildingAreaDiff = BigDecimal.ZERO;
        this.buildingAreaSelfUseDiff = BigDecimal.ZERO;
        this.buildingAreaIdleDiff = BigDecimal.ZERO;
        this.children = new ArrayList<>();
    }

    public GetBuildingAreaDiffVo(String areaNo, String areaName) {
        this.areaNo = areaNo;
        this.areaName = areaName;
        this.cityNo = areaNo;
        this.cityName = areaName;
        this.unitName = areaName;
        this.buildingAreaSumLast = BigDecimal.ZERO;
        this.buildingAreaSelfUseSumLast = BigDecimal.ZERO;
        this.buildingAreaIdleSumLast = BigDecimal.ZERO;
        this.buildingAreaSumNow = BigDecimal.ZERO;
        this.buildingAreaSelfUseSumNow = BigDecimal.ZERO;
        this.buildingAreaIdleSumNow = BigDecimal.ZERO;
        this.buildingAreaDiff = BigDecimal.ZERO;
        this.buildingAreaSelfUseDiff = BigDecimal.ZERO;
        this.buildingAreaIdleDiff = BigDecimal.ZERO;
        this.children = new ArrayList<>();
    }

    public void update(GetBuildingAreaDiffVo po) {
        this.buildingAreaSumLast = this.buildingAreaSumLast.add(po.buildingAreaSumLast);
        this.buildingAreaSelfUseSumLast = this.buildingAreaSelfUseSumLast.add(po.buildingAreaSelfUseSumLast);
        this.buildingAreaIdleSumLast = this.buildingAreaIdleSumLast.add(po.buildingAreaIdleSumLast);
        this.buildingAreaSumNow = this.buildingAreaSumNow.add(po.buildingAreaSumNow);
        this.buildingAreaSelfUseSumNow = this.buildingAreaSelfUseSumNow.add(po.buildingAreaSelfUseSumNow);
        this.buildingAreaIdleSumNow = this.buildingAreaIdleSumNow.add(po.buildingAreaIdleSumNow);
        if (this.buildingAreaSumLast.compareTo(BigDecimal.ZERO) != 0) {
            this.buildingAreaDiff = this.buildingAreaSumNow.subtract(this.buildingAreaSumLast)
                    .divide(this.buildingAreaSumLast, 4, RoundingMode.HALF_DOWN)
                    .multiply(new BigDecimal("100"));
        } else {
            this.buildingAreaDiff = BigDecimal.ZERO;
        }
        if (this.buildingAreaSelfUseSumLast.compareTo(BigDecimal.ZERO) != 0) {
            this.buildingAreaSelfUseDiff = this.buildingAreaSelfUseSumNow.subtract(this.buildingAreaSelfUseSumLast)
                    .divide(this.buildingAreaSelfUseSumLast, 4, RoundingMode.HALF_DOWN)
                    .multiply(new BigDecimal("100"));
        } else {
            this.buildingAreaSelfUseDiff = BigDecimal.ZERO;
        }
        if (buildingAreaIdleSumLast.compareTo(BigDecimal.ZERO) != 0) {
            this.buildingAreaIdleDiff = this.buildingAreaIdleSumNow.subtract(this.buildingAreaIdleSumLast)
                    .divide(this.buildingAreaIdleSumLast, 4, RoundingMode.HALF_DOWN)
                    .multiply(new BigDecimal("100"));
        } else {
            this.buildingAreaIdleDiff = BigDecimal.ZERO;
        }
        this.children.add(po);
    }
}