From 4ea63e98cc999ab05d1ac98b64875d7413e86972 Mon Sep 17 00:00:00 2001
From: "Gabriel A. Giovanini" <mail@gabrielgio.me>
Date: Sat, 1 Jun 2024 17:20:59 +0200
Subject: feat: Add initial log

---
 pkg/git/git.go             | 35 +++++++++++++++++++++++++++++++++++
 pkg/handler/git/handler.go | 15 +++++++++++++--
 pkg/service/git.go         | 10 ++++++++++
 3 files changed, 58 insertions(+), 2 deletions(-)

(limited to 'pkg')

diff --git a/pkg/git/git.go b/pkg/git/git.go
index b9ab235..80c0e46 100644
--- a/pkg/git/git.go
+++ b/pkg/git/git.go
@@ -2,6 +2,8 @@ package git
 
 import (
 	"errors"
+	"fmt"
+	"io"
 
 	"github.com/go-git/go-git/v5"
 	"github.com/go-git/go-git/v5/plumbing/object"
@@ -46,3 +48,36 @@ func (g *GitRepository) LastCommit() (*object.Commit, error) {
 	}
 	return c, nil
 }
+
+func (g *GitRepository) Commits() ([]*object.Commit, error) {
+	repo, err := git.PlainOpen(g.path)
+	if err != nil {
+		return nil, err
+	}
+	ref, err := repo.Head()
+	if err != nil {
+		return nil, errors.Join(MissingHeadErr, err)
+	}
+
+	ci, err := repo.Log(&git.LogOptions{From: ref.Hash()})
+	if err != nil {
+		return nil, fmt.Errorf("commits from ref: %w", err)
+	}
+
+	commits := []*object.Commit{}
+	// TODO: for now only load first 1000
+	for x := 0; x < 1000; x++ {
+		c, err := ci.Next()
+		if err != nil && errors.Is(err, io.EOF) {
+			break
+		} else if err != nil {
+			return nil, err
+		}
+		commits = append(commits, c)
+	}
+	if err != nil {
+		return nil, err
+	}
+
+	return commits, nil
+}
diff --git a/pkg/handler/git/handler.go b/pkg/handler/git/handler.go
index 45cd865..ebfb37f 100644
--- a/pkg/handler/git/handler.go
+++ b/pkg/handler/git/handler.go
@@ -6,6 +6,7 @@ import (
 
 	"git.gabrielgio.me/cerrado/pkg/service"
 	"git.gabrielgio.me/cerrado/templates"
+	"github.com/go-git/go-git/v5/plumbing/object"
 	"github.com/gorilla/mux"
 )
 
@@ -16,6 +17,7 @@ type (
 
 	gitService interface {
 		ListRepositories() ([]*service.Repository, error)
+		ListCommits(string) ([]*object.Commit, error)
 	}
 )
 
@@ -74,9 +76,18 @@ func (g *GitHandler) Tree(w http.ResponseWriter, r *http.Request) {
 
 func (g *GitHandler) Log(w http.ResponseWriter, r *http.Request) {
 	name := mux.Vars(r)["name"]
+
+	commits, err := g.gitService.ListCommits(name)
+	if err != nil {
+		slog.Error("Error loading commits", "error", err)
+		return
+	}
+
 	gitList := &templates.GitItemPage{
-		Name:        name,
-		GitItemBase: &templates.GitItemLogPage{},
+		Name: name,
+		GitItemBase: &templates.GitItemLogPage{
+			Commits: commits,
+		},
 	}
 	templates.WritePageTemplate(w, gitList)
 }
diff --git a/pkg/service/git.go b/pkg/service/git.go
index 2b1fe25..614770f 100644
--- a/pkg/service/git.go
+++ b/pkg/service/git.go
@@ -5,6 +5,7 @@ import (
 
 	"git.gabrielgio.me/cerrado/pkg/config"
 	"git.gabrielgio.me/cerrado/pkg/git"
+	"github.com/go-git/go-git/v5/plumbing/object"
 )
 
 type (
@@ -21,6 +22,7 @@ type (
 
 	configurationRepository interface {
 		List() []*config.GitRepositoryConfiguration
+		GetByName(name string) *config.GitRepositoryConfiguration
 	}
 )
 
@@ -55,3 +57,11 @@ func (g *GitService) ListRepositories() ([]*Repository, error) {
 
 	return repos, nil
 }
+
+func (g *GitService) ListCommits(name string) ([]*object.Commit, error) {
+	// TODO: handle nil
+	r := g.configRepo.GetByName(name)
+
+	repo := git.NewGitRepository(r.Path)
+	return repo.Commits()
+}
-- 
cgit v1.2.3