feat: 添加KpiReport模型和SelectKPI方法，优化数据查询逻辑

src/modules/network_data/repository/all_perf_kpi.go

@@ -91,6 +91,44 @@ func (r *PerfKPI) SelectGoldKPI(query model.GoldKPIQuery, kpiIds []string) []map
 	return results
 }
 
+// SelectGoldKPI 通过网元指标数据信息
+func (r PerfKPI) SelectKPI(query model.GoldKPIQuery) []model.KpiReport {
+	rows := []model.KpiReport{}
+	if query.NeType == "" {
+		return rows
+	}
+
+	tx := datasource.DB("").Model(&model.KpiReport{})
+	// 表名
+	tableName := fmt.Sprintf("kpi_report_%s", strings.ToLower(query.NeType))
+	tx = tx.Table(tableName)
+	// 构建查询条件
+	if query.RmUID != "" {
+		rmUIDs := strings.Split(query.RmUID, ",")
+		tx = tx.Where("rm_uid in ?", rmUIDs)
+	}
+	if query.StartTime != "" {
+		tx = tx.Where("created_at >= ?", query.StartTime)
+	}
+	if query.EndTime != "" {
+		tx = tx.Where("created_at <= ?", query.EndTime)
+	}
+	// 排序
+	if query.SortField == "" || query.SortField == "timeGroup" {
+		query.SortField = "created_at"
+	}
+	if query.SortOrder == "" {
+		query.SortOrder = "desc"
+	}
+	tx = tx.Order(fmt.Sprintf("%s %s", query.SortField, query.SortOrder))
+	// 查询数据
+	if err := tx.Find(&rows).Error; err != nil {
+		logger.Errorf("query find err => %v", err.Error())
+		return rows
+	}
+	return rows
+}
+
 // SelectGoldKPITitle 网元对应的指标名称
 func (r *PerfKPI) SelectGoldKPITitle(neType string) []model.GoldKPITitle {
 	result := []model.GoldKPITitle{}