lab2.1_1

package main

import (
    "bytes"
    "fmt"
    "github.com/jlaffaye/ftp"
    "io/ioutil"
    "log"
    "time"
)
func makeDirectory(c *ftp.ServerConn) {
    var data string
    fmt.Println("Add new Directory")
    fmt.Scan(&data)
    err := c.MakeDir(data)
    if err != nil {
        fmt.Println(err)
    }
}

func removeDirectory(c *ftp.ServerConn) {
    var data string
    fmt.Println("Directory name to delete")
    fmt.Scan(&data)
    toDel := c.RemoveDir(data)
    if toDel != nil {
        fmt.Println(toDel)
    }
}
func addNewFile(c *ftp.ServerConn) {
    var (
        info string
        fileName string
    )
    fmt.Println("file text")
    fmt.Scan(&info)
    fmt.Println("file name")
    fmt.Scan(&fileName)
    data := bytes.NewBufferString(info)
    err := c.Stor(fileName, data)
    if err != nil {
        fmt.Println(err)
    }
}

func listDir(connection *ftp.ServerConn) {
    var directoryName string
    fmt.Print("Directory name: ")
    fmt.Scan(&directoryName)

    entries, err := connection.List(directoryName)

    if err != nil {
        fmt.Println("Reading error:", err)
    }
    fmt.Println("Directory content:", directoryName)
    for _, entry := range entries {
        fmt.Print("\t")
        switch entry.Type {
        case ftp.EntryTypeFile:
            fmt.Print("folder: ")
        case ftp.EntryTypeFolder:
            fmt.Print("Папка: ")
        default:
            fmt.Print("Object: ")
        }
        fmt.Println(entry.Name)
    }
}

func readFile(c *ftp.ServerConn) {
    var data string
    fmt.Println("fileName: ")
    fmt.Scan(&data)
    r, err := c.Retr(data)
    if err != nil {
        fmt.Println(err)
    }
    defer r.Close()

    buf, err := ioutil.ReadAll(r)
    println(string(buf))
}

func main() {
    c, err := ftp.Dial("students.yss.su:21", ftp.DialWithTimeout(5*time.Second))
    if err != nil {
        log.Fatal(err)
    }

    err = c.Login("ftpiu8", "3Ru7yOTA")
    if err != nil {
        log.Fatal(err)
    }

    //makeDirectory(c)
    //removeDirectory(c)
    //addNewFile(c)
    //readFile(c)
    //listDir(c)
    fmt.Print("Enter command: ")
    var command string
    fmt.Scanln(&command)
    switch command {
    case "makeDirectory":
        makeDirectory(c)
    case "removeDirectory":
        removeDirectory(c)
    case "addNewFile":
        addNewFile(c)
    case "readFile":
        readFile(c)
    case "listDirectory":
        listDir(c)
    default:
        fmt.Println("Unknown command:", command)
    }

    if err := c.Quit(); err != nil {
        log.Fatal(err)
    }
}