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remove.go
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remove.go
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package main
import (
"fmt"
"io"
"os"
"path/filepath"
"github.com/Azure/draft/pkg/draft/draftpath"
"github.com/Azure/draft/pkg/draft/pack/repo"
"github.com/spf13/cobra"
)
type removeCmd struct {
in io.Reader
out io.Writer
repoName string
home draftpath.Home
}
func newRemoveCmd(out io.Writer, in io.Reader) *cobra.Command {
rm := &removeCmd{out: out, in: in}
cmd := &cobra.Command{
Use: "remove [flags] <name>",
Short: "remove a pack repository",
PreRunE: func(cmd *cobra.Command, args []string) error {
return rm.complete(args)
},
RunE: func(cmd *cobra.Command, args []string) error {
ok, err := promptYesOrNo("Are you sure you want to do this?", false, rm.in, rm.out)
if err != nil {
return err
}
if ok {
return rm.run()
}
return nil
},
}
return cmd
}
func (rm *removeCmd) complete(args []string) error {
if err := validateArgs(args, []string{"name"}); err != nil {
return err
}
rm.repoName = args[0]
rm.home = draftpath.Home(homePath())
return nil
}
func (rm *removeCmd) run() error {
r := repo.Repository{
Name: rm.repoName,
Dir: filepath.Join(rm.home.Packs(), rm.repoName),
}
var found = false
repos := repo.FindRepositories(rm.home.Packs())
for i := range repos {
if repos[i].Name == r.Name {
found = true
}
}
if !found {
return fmt.Errorf("pack repository %s not found", r.Name)
}
if err := os.RemoveAll(r.Dir); err != nil {
return err
}
fmt.Fprintf(rm.out, "removed pack repository %s\n", r.Name)
return nil
}