feat: IMS/SMSC导出函数抽离到service层

src/modules/network_data/service/cdr_event_smsc.go

@@ -1,10 +1,18 @@
 package service
 
 import (
+	"encoding/json"
 	"fmt"
+	"strconv"
 
+	"be.ems/src/framework/i18n"
+	"be.ems/src/framework/logger"
+	"be.ems/src/framework/utils/date"
+	"be.ems/src/framework/utils/file"
+	"be.ems/src/framework/utils/parse"
 	"be.ems/src/modules/network_data/model"
 	"be.ems/src/modules/network_data/repository"
+	sysService "be.ems/src/modules/system/service"
 )
 
 // 实例化数据层 CDREventSMSC 结构体
@@ -37,3 +45,91 @@ func (r *CDREventSMSC) DeleteByIds(cdrIds []string) (int64, error) {
 	// 删除信息失败！
 	return 0, fmt.Errorf("delete fail")
 }
+
+// ExportXlsx 导出数据到 xlsx 文件
+func (r CDREventSMSC) ExportXlsx(rows []model.CDREventSMSC, fileName, language string) (string, error) {
+	// 第一行表头标题
+	headerCells := map[string]string{
+		"A1": "ID",
+		"B1": "Record Behavior",
+		"C1": "Service Type",
+		"D1": "Caller",
+		"E1": "Called",
+		"F1": "Result",
+		"G1": "Time",
+	}
+	// 读取字典数据 CDR 原因码
+	dictCDRCauseCode := sysService.NewSysDictData.SelectDictDataByType("cdr_cause_code")
+	// 从第二行开始的数据
+	dataCells := make([]map[string]any, 0)
+	for i, row := range rows {
+		idx := strconv.Itoa(i + 2)
+		// 解析 JSON 字符串为 map
+		var cdrJSON map[string]interface{}
+		err := json.Unmarshal([]byte(row.CDRJSONStr), &cdrJSON)
+		if err != nil {
+			logger.Warnf("CDRExport Error parsing JSON: %s", err.Error())
+			continue
+		}
+		// 记录类型
+		recordType := ""
+		if v, ok := cdrJSON["recordType"]; ok && v != nil {
+			recordType = v.(string)
+		}
+		// 服务类型
+		serviceType := ""
+		if v, ok := cdrJSON["serviceType"]; ok && v != nil {
+			serviceType = v.(string)
+		}
+		// 被叫
+		called := ""
+		if v, ok := cdrJSON["calledParty"]; ok && v != nil {
+			called = v.(string)
+		}
+		// 主叫
+		caller := ""
+		if v, ok := cdrJSON["callerParty"]; ok && v != nil {
+			caller = v.(string)
+		}
+		// 呼叫结果 0失败，1成功
+		callResult := "Fail"
+		if v, ok := cdrJSON["result"]; ok && v != nil {
+			resultVal := parse.Number(v)
+			if resultVal == 1 {
+				callResult = "Success"
+			}
+		}
+		// 结果原因
+		if v, ok := cdrJSON["cause"]; ok && v != nil && callResult == "Fail" {
+			cause := fmt.Sprint(v)
+			for _, v := range dictCDRCauseCode {
+				if cause == v.DictValue {
+					callResult = fmt.Sprintf("%s, %s", callResult, i18n.TKey(language, v.DictLabel))
+					break
+				}
+			}
+		}
+		// 取时间
+		timeStr := ""
+		if v, ok := cdrJSON["updateTime"]; ok && v != nil {
+			if releaseTime := parse.Number(v); releaseTime > 0 {
+				timeStr = date.ParseDateToStr(releaseTime, date.YYYY_MM_DDTHH_MM_SSZ)
+			} else {
+				timeStr = v.(string)
+			}
+		}
+
+		dataCells = append(dataCells, map[string]any{
+			"A" + idx: row.ID,
+			"B" + idx: recordType,
+			"C" + idx: serviceType,
+			"D" + idx: caller,
+			"E" + idx: called,
+			"F" + idx: callResult,
+			"G" + idx: timeStr,
+		})
+	}
+
+	// 导出数据表格
+	return file.WriteSheet(headerCells, dataCells, fileName, "")
+}