基本完成牛只数据的导入接口

2025-12-04 14:11:49 +08:00
parent 96b97399ee
commit 1ba3fb0c85
23 changed files with 1651 additions and 146 deletions
--- a/backend/src/main/java/com/example/cattletends/entity/ProvinceDailyPrice.java
+++ b/backend/src/main/java/com/example/cattletends/entity/ProvinceDailyPrice.java
@@ -0,0 +1,127 @@
+package com.example.cattletends.entity;
+
+import javax.persistence.*;
+import java.math.BigDecimal;
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+
+/**
+ * 省份每日均价实体类
+ * 存储15个省份每天的省份均价，只累加不覆盖
+ */
+@Entity
+@Table(name = "province_daily_price", 
+    uniqueConstraints = {
+        @UniqueConstraint(name = "uk_province_date", columnNames = {"province", "price_date"})
+    },
+    indexes = {
+        @Index(name = "idx_province", columnList = "province"),
+        @Index(name = "idx_price_date", columnList = "price_date"),
+        @Index(name = "idx_province_date_composite", columnList = "province,price_date"),
+        @Index(name = "idx_price", columnList = "price"),
+        @Index(name = "idx_date_price", columnList = "price_date,price"),
+        @Index(name = "idx_province_price", columnList = "province,price"),
+        @Index(name = "idx_up_time", columnList = "up_time"),
+        @Index(name = "idx_create_time", columnList = "create_time")
+    }
+)
+public class ProvinceDailyPrice {
+    
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Integer id;
+    
+    /**
+     * 省份名称
+     */
+    @Column(name = "province", nullable = false, length = 100)
+    private String province;
+    
+    /**
+     * 省份均价（元/斤）
+     */
+    @Column(name = "price", precision = 10, scale = 2, nullable = false)
+    private BigDecimal price;
+    
+    /**
+     * 价格日期（只记录日期，不包含时间）
+     */
+    @Column(name = "price_date", nullable = false)
+    private LocalDate priceDate;
+    
+    /**
+     * 创建时间
+     */
+    @Column(name = "create_time")
+    private LocalDateTime createTime;
+    
+    /**
+     * 更新时间
+     */
+    @Column(name = "up_time", nullable = false)
+    private LocalDateTime upTime;
+    
+    @PrePersist
+    protected void onCreate() {
+        createTime = LocalDateTime.now();
+        upTime = LocalDateTime.now();
+        if (priceDate == null) {
+            priceDate = LocalDate.now();
+        }
+    }
+    
+    @PreUpdate
+    protected void onUpdate() {
+        upTime = LocalDateTime.now();
+    }
+    
+    // Getters and Setters
+    public Integer getId() {
+        return id;
+    }
+    
+    public void setId(Integer id) {
+        this.id = id;
+    }
+    
+    public String getProvince() {
+        return province;
+    }
+    
+    public void setProvince(String province) {
+        this.province = province;
+    }
+    
+    public BigDecimal getPrice() {
+        return price;
+    }
+    
+    public void setPrice(BigDecimal price) {
+        this.price = price;
+    }
+    
+    public LocalDate getPriceDate() {
+        return priceDate;
+    }
+    
+    public void setPriceDate(LocalDate priceDate) {
+        this.priceDate = priceDate;
+    }
+    
+    public LocalDateTime getCreateTime() {
+        return createTime;
+    }
+    
+    public void setCreateTime(LocalDateTime createTime) {
+        this.createTime = createTime;
+    }
+    
+    public LocalDateTime getUpTime() {
+        return upTime;
+    }
+    
+    public void setUpTime(LocalDateTime upTime) {
+        this.upTime = upTime;
+    }
+}
+