package biz

import (
	"fmt"
	"time"
)

type baseExportBiz struct {
	fileSize int
	opts     *ExportOpts
	fileName string
}

func (e *baseExportBiz) FileSize() int {
	return e.fileSize
}

func (e *baseExportBiz) FileName() string {
	return e.fileName
}

func (e *baseExportBiz) FileNames() []string {
	name := make([]string, e.fileSize+1)
	for i := 0; i <= e.fileSize; i++ {
		name[i] = fmt.Sprintf(e.fileName, i)
	}
	return name
}

func (e *baseExportBiz) setFileArg(begin time.Time) {
	e.fileName = getFielName(e.opts.Path, e.opts.Tag, begin)
}