golang的zap日志切割

package internal

import (
   "github.com/flipped-aurora/gin-vue-admin/server/global"
   rotatelogs "github.com/lestrrat-go/file-rotatelogs"
   "go.uber.org/zap/zapcore"
   "os"
   "path"
   "time"
)

var FileRotatelogs = new(fileRotatelogs)

type fileRotatelogs struct{}

// GetWriteSyncer 获取 zapcore.WriteSyncer
// Author [SliverHorn](https://github.com/SliverHorn)
func (r *fileRotatelogs) GetWriteSyncer(level string) (zapcore.WriteSyncer, error) {
   fileWriter, err := rotatelogs.New(
      path.Join(global.GVA_CONFIG.Zap.Director, "%Y-%m-%d", level+".log"),
      rotatelogs.WithClock(rotatelogs.Local),
      rotatelogs.WithMaxAge(time.Duration(global.GVA_CONFIG.Zap.MaxAge)*24*time.Hour), // 日志留存时间
      rotatelogs.WithRotationTime(time.Hour*24),
   )
   if global.GVA_CONFIG.Zap.LogInConsole {
      return zapcore.NewMultiWriteSyncer(zapcore.AddSync(os.Stdout), zapcore.AddSync(fileWriter)), err
   }
   return zapcore.AddSync(fileWriter), err
}