package base64

import (
	"fmt"
	"path/filepath"

	"b612.me/starcrypto"
	"b612.me/starlog"
	"github.com/spf13/cobra"
)

var Cmd = &cobra.Command{
	Use:   "base64",
	Short: "使用base64处理文件或字符串",
	Long:  "使用base64处理文件或字符串",
	Run: func(this *cobra.Command, args []string) {
		var err error
		ok, _ := this.Flags().GetBool("file")
		de, _ := this.Flags().GetBool("decode")
		if len(args) != 1 {
			starlog.Criticalln("参数不足，请输入文件地址或字符串")
			this.Help()
			return
		}
		shell := func(pect float64) {
			if pect == 100 {
				fmt.Println("已处理：100.000000%")
			} else {
				fmt.Printf("已处理：%f%%\r", pect)
			}
		}
		if ok {
			path, _ := this.Flags().GetString("out")
			if path == "" {
				ext := filepath.Ext(args[0])
				if ext != "" {
					path = args[0][:len(args[0])-len(ext)] + ".b64" + ext
				} else {
					path = args[0] + ".b64"
				}
			}
			if !de {
				err = starcrypto.Base64EncodeFile(args[0], path, shell)
			} else {
				err = starcrypto.Base64DecodeFile(args[0], path, shell)
			}
		} else {
			if !de {
				data := starcrypto.Base64Encode([]byte(args[0]))
				fmt.Println(data)
			} else {
				var data []byte
				data, err = starcrypto.Base64Decode(args[0])
				fmt.Println(string(data))
			}
		}
		if err != nil {
			starlog.Criticalln(err)
			return
		}
	},
}

func init() {
	Cmd.Flags().BoolP("file", "f", false, "base64处理文件")
	Cmd.Flags().StringP("out", "o", "", "指定加解码输出地址")
	Cmd.Flags().BoolP("decode", "d", false, "base64解码")
}