package blog4go
import (
"fmt"
"path"
"strings"
)
// NewFileWriter initialize a file writer
// baseDir must be base directory of log files
// rotate determine if it will logrotate
func NewFileWriter(baseDir string, rotate bool) (err error) {
singltonLock.Lock()
defer singltonLock.Unlock()
if nil != blog {
return ErrAlreadyInit
}
fileWriter := new(MultiWriter)
fileWriter.level = DEBUG
fileWriter.closed = false
fileWriter.writers = make(map[LevelType]Writer)
for _, level := range Levels {
fileName := fmt.Sprintf("%s.log", strings.ToLower(level.String()))
writer, err := newBaseFileWriter(path.Join(baseDir, fileName), rotate)
if nil != err {
return err
}
fileWriter.writers[level] = writer
}
// log hook
fileWriter.hook = nil
fileWriter.hookLevel = DEBUG
fileWriter.hookAsync = true
blog = fileWriter
return
}