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delete_buildpack.go
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/
delete_buildpack.go
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package buildpack
import (
"cf/api"
"cf/requirements"
"cf/terminal"
"errors"
"github.com/codegangsta/cli"
)
type DeleteBuildpack struct {
ui terminal.UI
buildpackRepo api.BuildpackRepository
}
func NewDeleteBuildpack(ui terminal.UI, repo api.BuildpackRepository) (cmd *DeleteBuildpack) {
cmd = new(DeleteBuildpack)
cmd.ui = ui
cmd.buildpackRepo = repo
return
}
func (cmd *DeleteBuildpack) GetRequirements(reqFactory requirements.Factory, c *cli.Context) (reqs []requirements.Requirement, err error) {
if len(c.Args()) != 1 {
err = errors.New("Incorrect Usage")
cmd.ui.FailWithUsage(c, "delete-buildpack")
return
}
loginReq := reqFactory.NewLoginRequirement()
reqs = []requirements.Requirement{
loginReq,
}
return
}
func (cmd *DeleteBuildpack) Run(c *cli.Context) {
buildpackName := c.Args()[0]
force := c.Bool("f")
if !force {
answer := cmd.ui.Confirm("Are you sure you want to delete the buildpack %s ?", terminal.EntityNameColor(buildpackName))
if !answer {
return
}
}
cmd.ui.Say("Deleting buildpack %s...", terminal.EntityNameColor(buildpackName))
buildpack, apiResponse := cmd.buildpackRepo.FindByName(buildpackName)
if apiResponse.IsNotFound() {
cmd.ui.Ok()
cmd.ui.Warn("Buildpack %s does not exist.", buildpackName)
return
}
if apiResponse.IsError() {
cmd.ui.Failed(apiResponse.Message)
return
}
apiResponse = cmd.buildpackRepo.Delete(buildpack.Guid)
if apiResponse.IsNotSuccessful() {
cmd.ui.Failed("Error deleting buildpack %s\n%s", terminal.EntityNameColor(buildpack.Name), apiResponse.Message)
return
}
cmd.ui.Ok()
}