1package git
 2
 3import (
 4	"errors"
 5
 6	"github.com/go-git/go-git/v5"
 7	"github.com/go-git/go-git/v5/plumbing/object"
 8)
 9
10var ()
11
12var (
13	MissingHeadErr = errors.New("Head not found")
14)
15
16type (
17	GitRepository struct {
18		path string
19	}
20)
21
22func NewGitRepository(dir string) *GitRepository {
23	return &GitRepository{
24		path: dir,
25	}
26}
27
28func (g *GitRepository) Path() string {
29	return g.path
30}
31
32func (g *GitRepository) LastCommit() (*object.Commit, error) {
33	repo, err := git.PlainOpen(g.path)
34	if err != nil {
35		return nil, err
36	}
37
38	ref, err := repo.Head()
39	if err != nil {
40		return nil, errors.Join(MissingHeadErr, err)
41	}
42
43	c, err := repo.CommitObject(ref.Hash())
44	if err != nil {
45		return nil, err
46	}
47	return c, nil
48}