feat: Add wrapper for commit

Add a wrapper to the commit log that also contains possible reference.
This will be useful once to later display the reference in the commit
log.

1 files changed, 49 insertions, 6 deletions

diff --git a/pkg/git/git.go b/pkg/git/git.go
index b33afa7..9e7f9c9 100644
--- a/pkg/git/git.go
+++ b/pkg/git/git.go
@@ -32,6 +32,10 @@ type (
 		ref *plumbing.Reference
 		tag *object.Tag
 	}
+	CommitReference struct {
+		commit *object.Commit
+		ref    *plumbing.Reference
+	}
 	infoWrapper struct {
 		name    string
 		size    int64
@@ -81,7 +85,7 @@ func (g *GitRepository) Path() string {
 	return g.path
 }
 
-func (g *GitRepository) LastCommit() (*object.Commit, error) {
+func (g *GitRepository) LastCommit() (*CommitReference, error) {
 	err := g.validateRef()
 	if err != nil {
 		return nil, err
@@ -91,10 +95,27 @@ func (g *GitRepository) LastCommit() (*object.Commit, error) {
 	if err != nil {
 		return nil, err
 	}
-	return c, nil
+
+	iter, err := g.repository.Tags()
+	if err != nil {
+		return nil, err
+	}
+
+	commitRef := &CommitReference{commit: c}
+	if err := iter.ForEach(func(ref *plumbing.Reference) error {
+		if ref.Hash() != c.Hash {
+			return nil
+		}
+		commitRef.ref = ref
+		return nil
+	}); err != nil {
+		return nil, err
+	}
+
+	return commitRef, nil
 }
 
-func (g *GitRepository) Commits(count int, from string) ([]*object.Commit, *object.Commit, error) {
+func (g *GitRepository) Commits(count int, from string) ([]*CommitReference, *object.Commit, error) {
 	err := g.validateRef()
 	if err != nil {
 		return nil, nil, err
@@ -115,7 +136,7 @@ func (g *GitRepository) Commits(count int, from string) ([]*object.Commit, *obje
 		return nil, nil, fmt.Errorf("commits from ref: %w", err)
 	}
 
-	commits := []*object.Commit{}
+	commitRefs := []*CommitReference{}
 	var next *object.Commit
 
 	// iterate one more item so we can fetch the next commit
@@ -129,11 +150,29 @@ func (g *GitRepository) Commits(count int, from string) ([]*object.Commit, *obje
 		if x == count {
 			next = c
 		} else {
-			commits = append(commits, c)
+			commitRefs = append(commitRefs, &CommitReference{commit: c})
 		}
 	}
 
-	return commits, next, nil
+	// new we fetch for possible tags for each commit
+	iter, err := g.repository.Tags()
+	if err != nil {
+		return nil, nil, err
+	}
+
+	if err := iter.ForEach(func(ref *plumbing.Reference) error {
+		for _, c := range commitRefs {
+			if c.commit.Hash != ref.Hash() {
+				continue
+			}
+			c.ref = ref
+		}
+		return nil
+	}); err != nil {
+		return nil, nil, err
+	}
+
+	return commitRefs, next, nil
 }
 
 func (g *GitRepository) Head() (*plumbing.Reference, error) {
@@ -454,6 +493,10 @@ func (t *TagReference) Message() string {
 	return ""
 }
 
+func (c *CommitReference) Commit() *object.Commit {
+	return c.commit
+}
+
 func (self *tagList) Len() int {
 	return len(self.refs)
 }