From 6c787535a855132396b79cfc9bbb2df6a72ef292 Mon Sep 17 00:00:00 2001
From: RaviAnand Mohabir <moravrav@gmail.com>
Date: Fri, 25 Oct 2024 18:14:25 +0200
Subject: [PATCH] feat: :sparkles: use tagger.when to find latest tag

---
 plugin/util.go | 30 ++++++++++++++++++++----------
 1 file changed, 20 insertions(+), 10 deletions(-)

diff --git a/plugin/util.go b/plugin/util.go
index af018b6..37574d3 100644
--- a/plugin/util.go
+++ b/plugin/util.go
@@ -11,7 +11,7 @@ import (
 	"io"
 	"net/http"
 	"os"
-	"strings"
+	"time"
 
 	"github.com/go-git/go-git/v5"
 	"github.com/go-git/go-git/v5/plumbing/transport/client"
@@ -62,28 +62,34 @@ func FetchTags() func(repo *git.Repository) error {
 	}
 }
 
-func getLatestGitTag(options ...GetLatestGitTagOption) (tag string, err error) {
-	r, err := git.PlainOpen(".")
+func getLatestGitTag(options ...GetLatestGitTagOption) (string, error) {
+	var (
+		tag     string
+		tagDate *time.Time
+		err     error
+	)
+
+	repo, err := git.PlainOpen(".")
 
 	if err != nil {
 		return "", fmt.Errorf("error opening git repo at %s: %w", ".", err)
 	}
 
 	for _, opt := range options {
-		err := opt(r)
+		err := opt(repo)
 		if err != nil {
 			return "", err
 		}
 	}
 
-	tagRefs, err := r.Tags()
+	tags, err := repo.TagObjects()
 
 	if err != nil {
-		return "", fmt.Errorf("error getting git tag refs %w", err)
+		return "", fmt.Errorf("error getting git tags %w", err)
 	}
 
 	for {
-		r, err := tagRefs.Next()
+		t, err := tags.Next()
 
 		if err == io.EOF {
 			break
@@ -93,15 +99,19 @@ func getLatestGitTag(options ...GetLatestGitTagOption) (tag string, err error) {
 			return "", fmt.Errorf("error iterating tags %w", err)
 		}
 
-		parts := strings.Split(string(r.Name()), "/")
-		tag = strings.Join(parts[2:], "/")
+		if tagDate != nil && t.Tagger.When.Sub(*tagDate) > 0 {
+			continue
+		}
+
+		tagDate = &t.Tagger.When
+		tag = t.Name
 	}
 
 	if tag == "" {
 		return tag, fmt.Errorf("couldn't find any git tags")
 	}
 
-	return
+	return tag, err
 }
 
 func writeCard(path, schema string, card interface{}) {