调整输出日志信息

biz/export/csv_exporter.go

@@ -41,7 +41,10 @@ func (ee *CsvExporter) Export(sql, pk string) error {
 	if err != nil {
 		return fmt.Errorf("数据获取错误:%w", err)
 	}
-	log.Printf("数据获取耗时：%s \n", time.Now().Sub(begin).String())
+	duration := time.Now().Sub(begin)
+	if duration.Seconds() > 10 {
+		log.Printf("数据获取耗时：%s \n", duration.String())
+	}
 
 	ee.count = len(data.Data)
 	if ee.count > 0 {
@@ -64,8 +67,10 @@ func (ee *CsvExporter) exportToCsv(data *Data) {
 	}
 	ee.file.Close()
 	ee.wg.Done()
-	end := time.Now()
-	log.Printf("csv time:%s\n", end.Sub(begin).String())
+	duration := time.Now().Sub(begin)
+	if duration.Seconds() > 10 {
+		log.Printf("csv输出耗时：%s \n", duration.String())
+	}
 }
 
 func (ee *CsvExporter) Last() (int, interface{}) {

cmd/cmd/csv.go

@@ -1,12 +1,10 @@
 package cmd
 
 import (
-	"encoding/csv"
 	"excel_export/biz/config"
 	"excel_export/biz/db"
 	"excel_export/biz/export"
 	"fmt"
-	"io"
 	"os"
 	"strconv"
 	"sync"
@@ -86,7 +84,7 @@ func (e *Csv) TaskExport(d export.DataFetcher, t config.Task, params map[string]
 		time.Sleep(time.Microsecond * 30)
 	}
 	wg.Wait()
-	fmt.Println("tempDir", e.dirTemp)
+	//fmt.Println("tempDir", e.dirTemp)
 	//todo 合并csv文件，并删除 临时目录
 	err := e.mergeCsvToExcel(e.dirTemp, i, fileName)
 	fmt.Println(err)
@@ -116,47 +114,6 @@ func (e *Csv) getCsvFile(index int) (*export.Csv, error) {
 	return f, nil
 }
 
-func (e *Csv) mergeCsv(path string, max int) error {
-	csvFile, err := os.Create("aa.csv")
-	if err != nil {
-		return fmt.Errorf("打开写入文件失败：%w", err)
-	}
-	defer csvFile.Close()
-	csvWriter := csv.NewWriter(csvFile)
-
-	for i := 0; i <= max; i++ {
-		filename := fmt.Sprintf("%s/data_%d_0.csv", path, i)
-		csvOpen, err := os.Open(filename)
-
-		if err != nil {
-			return fmt.Errorf("打开读取文件%s失败：%w", filename, err)
-		}
-		csvReader := csv.NewReader(csvOpen)
-		var index int
-		for {
-			record, err := csvReader.Read()
-			if err == io.EOF {
-				break
-			} else if err != nil {
-				return fmt.Errorf("读取文件%s错误：%w", filename, err)
-			}
-
-			index++
-			//不是第一个文件时，跳过第一条数据
-			if index == 1 && i != 0 {
-				//continue
-			}
-			fmt.Println(record)
-			csvWriter.Write(record)
-
-		}
-
-		csvOpen.Close()
-	}
-	csvWriter.Flush()
-	return nil
-}
-
 func (e *Csv) mergeCsvToExcel(path string, max int, out string) error {
 	m := NewMerge(
 		Reader{Path: path, Index: max},