Files
be.ems/features/nbi/file/controller.go
2024-11-22 10:06:51 +08:00

258 lines
7.1 KiB
Go

package nbi_file
import (
"archive/zip"
"fmt"
"io"
"net/http"
"os"
"path/filepath"
"time"
"be.ems/lib/dborm"
"be.ems/lib/file"
"be.ems/lib/global"
"be.ems/lib/log"
"be.ems/lib/services"
"github.com/gin-gonic/gin"
)
type SysJobResponse struct {
SysJob
TableName string `json:"tableName"`
TableDisplay string `json:"tableDisplay"`
FilePath string `json:"filePath"`
}
type TargetParams struct {
Duration int `json:"duration"`
TableName string `json:"tableName"`
Columns string `json:"columns"` // exported column name of time string
TimeCol string `json:"timeCol"` // time stamp of column name
TimeUnit string `json:"timeUnit"` // timestamp unit: second/micro/milli
Extras string `json:"extras"` // extras condition for where
FilePath string `json:"filePath"` // file path
}
func (m *FileNBI) GetFileList(c *gin.Context) {
var querys FileNBIQuery
querys.Category = c.Param("category")
querys.Type = c.Param("type")
if err := c.ShouldBindQuery(&querys); err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
if querys.Path == "" {
tableName := ""
ok := false
switch querys.Category {
case "cdr":
tableName, ok = CDRTableMapper[querys.Type]
if tableName == "" || !ok {
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid CDR file type: %s", querys.Type)))
return
}
case "log":
tableName, ok = LogTableMapper[querys.Type]
if tableName == "" || !ok {
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid log file type: %s", querys.Type)))
return
}
default:
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid log file category: %s", querys.Category)))
return
}
s := SysJob{}
where := fmt.Sprintf("invoke_target='%s' and status=1 and JSON_UNQUOTE(JSON_EXTRACT(target_params,'$.tableName'))='%s'", INVOKE_FILE_EXPORT, tableName)
_, err := dborm.XEngDB().Table(s.TableName()).
Select("JSON_UNQUOTE(JSON_EXTRACT(target_params, '$.filePath')) as file_path").
Where(where).
Get(&querys.Path)
if err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
}
files, err := file.GetFileInfo(querys.Path, querys.Suffix)
if err != nil {
log.Error("failed to GetFileInfo:", err)
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
// split files list
lenNum := int64(len(files))
start := (querys.PageNum - 1) * querys.PageSize
end := start + querys.PageSize
var splitList []file.FileInfo
if start >= lenNum {
splitList = []file.FileInfo{}
} else if end >= lenNum {
splitList = files[start:]
} else {
splitList = files[start:end]
}
total := len(files)
c.JSON(http.StatusOK, services.TotalDataResp(splitList, total))
}
func (m *FileNBI) Total(c *gin.Context) {
dir := c.Query("path")
fileCount, dirCount, err := file.GetFileAndDirCount(dir)
if err != nil {
log.Error("failed to GetFileAndDirCount:", err)
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
total := fileCount + dirCount
c.JSON(http.StatusOK, services.TotalResp(int64(total)))
}
func (m *FileNBI) GetSingleFileHandler(c *gin.Context) {
var querys FileNBIQuery
querys.Category = c.Param("category")
querys.Type = c.Param("type")
querys.DateIndex = c.Param("dateIndex")
if err := c.ShouldBindQuery(&querys); err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
tableName := ""
if querys.Path == "" {
ok := false
switch querys.Category {
case "cdr":
tableName, ok = CDRTableMapper[querys.Type]
if tableName == "" || !ok {
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid CDR file type: %s", querys.Type)))
return
}
case "log":
tableName, ok = LogTableMapper[querys.Type]
if tableName == "" || !ok {
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid log file type: %s", querys.Type)))
return
}
default:
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid log file category: %s", querys.Category)))
return
}
s := SysJob{}
where := fmt.Sprintf("invoke_target='%s' and status=1 and JSON_UNQUOTE(JSON_EXTRACT(target_params,'$.tableName'))='%s'", INVOKE_FILE_EXPORT, tableName)
_, err := dborm.XEngDB().Table(s.TableName()).
Select("JSON_UNQUOTE(JSON_EXTRACT(target_params, '$.filePath')) as file_path").
Where(where).
Get(&querys.Path)
if err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
}
fileName := tableName + "_export_" + querys.DateIndex + "0000" + ".csv"
filePath := filepath.Join(querys.Path, fileName)
file, err := os.Open(filePath)
if err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
defer file.Close()
if _, err := os.Stat(filePath); os.IsNotExist(err) {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
c.Header("Content-Disposition", "attachment; filename="+fileName)
c.Header("Content-Type", "application/octet-stream")
c.File(filePath)
}
func (m *FileNBI) GetMultiFileHandler(c *gin.Context) {
var querys FileNBIQuery
querys.Category = c.Param("category")
querys.Type = c.Param("type")
if err := c.ShouldBindQuery(&querys); err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
tableName := ""
if querys.Path == "" {
ok := false
switch querys.Category {
case "cdr":
tableName, ok = CDRTableMapper[querys.Type]
if tableName == "" || !ok {
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid CDR file type: %s", querys.Type)))
return
}
case "log":
tableName, ok = LogTableMapper[querys.Type]
if tableName == "" || !ok {
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid log file type: %s", querys.Type)))
return
}
default:
c.JSON(http.StatusOK, services.ErrResp(fmt.Sprintf("invalid log file category: %s", querys.Category)))
return
}
s := SysJob{}
where := fmt.Sprintf("invoke_target='%s' and status=1 and JSON_UNQUOTE(JSON_EXTRACT(target_params,'$.tableName'))='%s'", INVOKE_FILE_EXPORT, tableName)
_, err := dborm.XEngDB().Table(s.TableName()).
Select("JSON_UNQUOTE(JSON_EXTRACT(target_params, '$.filePath')) as file_path").
Where(where).
Get(&querys.Path)
if err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
}
zipWriter := zip.NewWriter(c.Writer)
defer zipWriter.Close()
for _, fileName := range querys.FileNames {
filePath := filepath.Join(querys.Path, fileName)
file, err := os.Open(filePath)
if err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
defer file.Close()
if _, err := os.Stat(filePath); os.IsNotExist(err) {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
writer, err := zipWriter.Create(filepath.Base(fileName))
if err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
if _, err := io.Copy(writer, file); err != nil {
c.JSON(http.StatusOK, services.ErrResp(err.Error()))
return
}
}
zipFile := tableName + "_export_" + time.Now().Local().Format(global.DateData) + ".zip"
c.Header("Content-Disposition", "attachment; filename="+zipFile)
c.Header("Content-Type", "application/zip")
//c.File(filePath)
}