feat: add recruitment fair statistics API

ruoyi-bussiness/src/main/java/com/ruoyi/cms/domain/vo/FairStatisticsFairItem.java

@@ -0,0 +1,100 @@
+package com.ruoyi.cms.domain.vo;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+
+import java.io.Serializable;
+import java.util.Date;
+
+/**
+ * 招聘会数据统计中的单场汇总项。
+ */
+public class FairStatisticsFairItem implements Serializable
+{
+    private static final long serialVersionUID = 1L;
+
+    private String fairId;
+
+    private String fairTitle;
+
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private Date startTime;
+
+    private Long companyCount;
+
+    private Long jobCount;
+
+    private Long demandCount;
+
+    /** 线上为投递岗位数，户外为签到数。 */
+    private Long interactionCount;
+
+    public String getFairId()
+    {
+        return fairId;
+    }
+
+    public void setFairId(String fairId)
+    {
+        this.fairId = fairId;
+    }
+
+    public String getFairTitle()
+    {
+        return fairTitle;
+    }
+
+    public void setFairTitle(String fairTitle)
+    {
+        this.fairTitle = fairTitle;
+    }
+
+    public Date getStartTime()
+    {
+        return startTime;
+    }
+
+    public void setStartTime(Date startTime)
+    {
+        this.startTime = startTime;
+    }
+
+    public Long getCompanyCount()
+    {
+        return companyCount;
+    }
+
+    public void setCompanyCount(Long companyCount)
+    {
+        this.companyCount = companyCount;
+    }
+
+    public Long getJobCount()
+    {
+        return jobCount;
+    }
+
+    public void setJobCount(Long jobCount)
+    {
+        this.jobCount = jobCount;
+    }
+
+    public Long getDemandCount()
+    {
+        return demandCount;
+    }
+
+    public void setDemandCount(Long demandCount)
+    {
+        this.demandCount = demandCount;
+    }
+
+    public Long getInteractionCount()
+    {
+        return interactionCount;
+    }
+
+    public void setInteractionCount(Long interactionCount)
+    {
+        this.interactionCount = interactionCount;
+    }
+}