package tools

import (
	"fmt"
	"strconv"

	"b612.me/starainrt"
	"b612.me/starlog"

	"github.com/spf13/cobra"
)

var splitcmd = &cobra.Command{
	Use:   "split",
	Short: "分割文件",
	Long:  "按字节或文件数分割文件",
	Run: func(this *cobra.Command, args []string) {
		var src, dst string
		var num int
		if len(args) == 3 {
			src = args[0]
			dst = args[1]
			num, _ = strconv.Atoi(args[2])
		} else {
			src, _ = this.Flags().GetString("src")
			dst, _ = this.Flags().GetString("dst")
			num, _ = this.Flags().GetInt("num")
		}
		if !starainrt.Exists(src) {
			starlog.StdPrintln(0, starlog.RED, "源文件不存在")
			this.Help()
			return
		}
		if num == 0 {
			starlog.StdPrintln(0, starlog.RED, "参数num不合法", "red")
			this.Help()
			return
		}
		crypto := new(starainrt.StarCrypto)
		ok, _ := this.Flags().GetBool("byte")
		err := crypto.SplitFile(src, dst, num, !ok, func(pect float64) {
			if pect == 100 {
				fmt.Println("文件已处理：100.000000%")
			} else {
				fmt.Printf("文件已处理：%f%%\r", pect)
			}
		})
		if err != nil {
			starlog.StdPrintln(0, starlog.RED, err.Error)
		}

	},
}

func init() {
	splitcmd.Flags().StringP("src", "s", "", "源文件地址")
	splitcmd.Flags().StringP("dst", "d", "./split*.vicque", "目标文件地址，用*替换文件数字")
	splitcmd.Flags().BoolP("byte", "b", false, "按byte分割")
	splitcmd.Flags().IntP("num", "n", 0, "分割数/byte数")
	Maincmd.AddCommand(splitcmd)
}