package gitpb

// delete a gopath:
// myrepos.DeleteByPath("go.wit.com/apps/go-clone")
func (all *Repos) DeleteByPath(gopath string) *Repo {
	repolock.Lock()
	defer repolock.Unlock()

	for i, _ := range all.Repos {
		if all.Repos[i].GoPath == gopath {
			all.Repos[i] = all.Repos[len(all.Repos)-1]
			all.Repos = all.Repos[:len(all.Repos)-1]
			return nil
		}
	}
	return nil
}

// find a package by gopath
func (all *Repos) FindByGoPath(gopath string) *Repo {
	repolock.RLock()
	defer repolock.RUnlock()

	for _, p := range all.Repos {
		if p.GoPath == gopath {
			return p
		}
	}

	return nil
}

// enforces no duplicate gopath's
func (all *Repos) add(newP *Repo) bool {
	repolock.Lock()
	defer repolock.Unlock()

	for _, p := range all.Repos {
		if p.GoPath == newP.GoPath {
			return false
		}
	}

	all.Repos = append(all.Repos, newP)
	return true
}