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package main
import (
"fmt"
"os"
"path/filepath"
"porg/fileop"
"porg/pipe"
)
type SHAInfo struct {
path string
sha256 string
}
type MoveCommand struct {
src string
dest string
}
func Calculate(file string) *SHAInfo {
sha, err := fileop.CalculateSHA256(file)
if err != nil {
fmt.Println(err)
return nil
} else {
return &SHAInfo{path: file, sha256: sha}
}
}
func Move(info *SHAInfo) *MoveCommand {
base := filepath.Dir(info.path)
ext := filepath.Ext(info.path)
head := info.sha256[0:2]
tail := info.sha256[2:]
newPath := fmt.Sprintf("%s/%s/%s%s", base, head, tail, ext)
return &MoveCommand{src: info.path, dest: newPath}
}
func Apply(move *MoveCommand) {
dir := filepath.Dir(move.dest)
os.Mkdir(dir, 0755)
if err := os.Rename(move.src, move.dest); err != nil {
fmt.Println(err)
}
}
func main() {
files := fileop.WalkFolder("")
shas := pipe.Proc(files, 8, Calculate)
cmds := pipe.Proc(shas, 1, Move)
pipe.TailProc(cmds, 4, Apply)
}
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