package cn.iocoder.yudao.module.srm.controller.admin.statistics.vo;
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import io.swagger.v3.oas.annotations.media.Schema;
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import lombok.Data;
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import java.math.BigDecimal;
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import java.time.LocalDateTime;
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import java.util.List;
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/**
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* 采购成本分析 Response VO。
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*
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* <p>数据来源：SRM 招标物料需求（数量、预估单价）+ 供应商报价（含税单价、税率）。
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* 不依赖 ERP 采购订单，适用于未启用 ERP 的项目。
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*/
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@Schema(description = "管理后台 - 采购成本分析 Response VO")
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@Data
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public class SrmCostAnalysisRespVO {
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@Schema(description = "物料编号")
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private Long productId;
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@Schema(description = "物料编码")
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private String productCode;
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@Schema(description = "物料名称")
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private String productName;
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@Schema(description = "规格")
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private String productSpec;
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@Schema(description = "单位")
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private String unit;
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@Schema(description = "采购需求量")
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private BigDecimal totalQuantity;
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@Schema(description = "报价次数")
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private Integer quoteCount;
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@Schema(description = "参与报价的供应商数")
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private Integer supplierCount;
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@Schema(description = "加权平均报价（按需求量加权）")
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private BigDecimal weightedAvgPrice;
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@Schema(description = "最低报价")
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private BigDecimal minPrice;
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@Schema(description = "最高报价")
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private BigDecimal maxPrice;
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@Schema(description = "预估单价")
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private BigDecimal estimatedPrice;
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@Schema(description = "相对预估价的偏差率（%）")
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private BigDecimal deviationRate;
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@Schema(description = "最近报价时间")
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private LocalDateTime lastQuoteTime;
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@Schema(description = "价格变动（最近两次报价差）")
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private BigDecimal priceChange;
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@Schema(description = "报价明细")
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private List<QuoteItem> quotes;
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@Schema(description = "报价明细项")
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@Data
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public static class QuoteItem {
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@Schema(description = "供应商编号")
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private Long supplierId;
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@Schema(description = "供应商名称")
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private String supplierName;
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@Schema(description = "报价单价")
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private BigDecimal quotePrice;
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@Schema(description = "税率（%）")
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private BigDecimal taxRate;
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@Schema(description = "交期（天）")
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private Integer deliveryCycle;
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@Schema(description = "报价时间")
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private LocalDateTime quoteTime;
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}
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@Schema(description = "价格趋势点")
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@Data
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public static class TrendPoint {
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@Schema(description = "月份 yyyy-MM")
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private String month;
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@Schema(description = "平均报价")
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private BigDecimal avgPrice;
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@Schema(description = "报价次数")
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private Integer count;
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}
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}
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