internal/vcs/repository.go (view raw)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | package vcs
import (
"os"
"website/internal/config"
"github.com/go-git/go-git/v5"
gitc "github.com/go-git/go-git/v5/config"
"github.com/pkg/errors"
)
type Config struct {
LocalPath string
RemoteURL config.URL
Branch string `conf:"default:main"`
}
type Repository struct {
repo *git.Repository
}
func CloneOrUpdate(cfg *Config) (*Repository, error) {
gr, err := git.PlainClone(cfg.LocalPath, false, &git.CloneOptions{
URL: cfg.RemoteURL.String(),
Progress: os.Stdout,
})
if err != nil {
if !errors.Is(err, git.ErrRepositoryAlreadyExists) {
return nil, err
}
gr, err = git.PlainOpen(cfg.LocalPath)
if err != nil {
return nil, err
}
repo := &Repository{
repo: gr,
}
_, err := repo.Update(cfg)
if err != nil {
return nil, err
}
return repo, nil
}
return &Repository{
repo: gr,
}, nil
}
func (r *Repository) Update(cfg *Config) (bool, error) {
err := r.repo.Fetch(&git.FetchOptions{
RefSpecs: []gitc.RefSpec{
gitc.RefSpec(
"+refs/heads/" + cfg.Branch + ":refs/remotes/origin/" + cfg.Branch,
),
},
})
if err != nil {
if errors.Is(err, git.NoErrAlreadyUpToDate) {
return false, nil
}
return false, err
}
return true, nil
}
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