abzcoding/hget

package main
 
import (
    "fmt"
    "io/ioutil"
    "os"
    "os/user"
    "path/filepath"
    "strings"
)
 
// TaskPrint reads and prints data about current download jobs.
func TaskPrint() error {
    usr, err := user.Current()
    FatalCheck(err)
    homeDir := usr.HomeDir
 
    downloadingPath := filepath.Join(homeDir, dataFolder)
    downloading, err := ioutil.ReadDir(downloadingPath)
    if err != nil {
        return err
    }
 
    folders := make([]string, 0)
    for _, d := range downloading {
        if d.IsDir() {
            folders = append(folders, d.Name())
        }
    }
 
    folderString := strings.Join(folders, "\n")
    Printf("Currently on going download(s):\n")
    fmt.Println(folderString)
 
    return nil
}
 
exported function Resume should have comment or be unexported
func Resume(task string) (*State, error) {
    state, err := Read(task)
    if err != nil {
        return nil, err
    }
 
    for i, part := range state.Parts {
        fi, err := os.Stat(part.Path)
        if err != nil {
            continue
        }
        downloaded := fi.Size()
        newFrom := part.RangeFrom + downloaded
        if newFrom >= part.RangeTo {
            newFrom = part.RangeTo
        }
        Printf("Resuming part %d: skipping %d bytes, new start offset: %d\n", part.Index, downloaded, newFrom)
        state.Parts[i].RangeFrom = newFrom
    }
 
    return state, nil
}