From 6079b1d963f34ada5c4b25363f2319901e283936 Mon Sep 17 00:00:00 2001
From: "Gabriel A. Giovanini" <mail@gabrielgio.me>
Date: Sat, 8 Jun 2024 00:01:44 +0200
Subject: feat: Add error handling

---
 pkg/service/git.go | 29 +++++++++++++++++++++++------
 1 file changed, 23 insertions(+), 6 deletions(-)

(limited to 'pkg/service/git.go')

diff --git a/pkg/service/git.go b/pkg/service/git.go
index 31a1cbb..94e2adc 100644
--- a/pkg/service/git.go
+++ b/pkg/service/git.go
@@ -1,6 +1,7 @@
 package service
 
 import (
+	"errors"
 	"log/slog"
 	"os"
 	"path"
@@ -31,6 +32,10 @@ type (
 	}
 )
 
+var (
+	RepositoryNotFoundErr = errors.New("Repository not found")
+)
+
 // TODO: make it configurable
 const timeFormat = "2006.01.02 15:04:05"
 
@@ -84,8 +89,10 @@ func (g *GitService) ListRepositories() ([]*Repository, error) {
 }
 
 func (g *GitService) ListCommits(name, ref string) ([]*object.Commit, error) {
-	// TODO: handle nil
 	r := g.configRepo.GetByName(name)
+	if r == nil {
+		return nil, RepositoryNotFoundErr
+	}
 
 	repo, err := git.OpenRepository(r.Path)
 	if err != nil {
@@ -100,8 +107,10 @@ func (g *GitService) ListCommits(name, ref string) ([]*object.Commit, error) {
 }
 
 func (g *GitService) GetTree(name, ref, path string) (*object.Tree, error) {
-	// TODO: handle nil
 	r := g.configRepo.GetByName(name)
+	if r == nil {
+		return nil, RepositoryNotFoundErr
+	}
 
 	repo, err := git.OpenRepository(r.Path)
 	if err != nil {
@@ -116,8 +125,10 @@ func (g *GitService) GetTree(name, ref, path string) (*object.Tree, error) {
 }
 
 func (g *GitService) GetFileContent(name, ref, path string) (string, error) {
-	// TODO: handle nil
 	r := g.configRepo.GetByName(name)
+	if r == nil {
+		return "", RepositoryNotFoundErr
+	}
 
 	repo, err := git.OpenRepository(r.Path)
 	if err != nil {
@@ -132,8 +143,10 @@ func (g *GitService) GetFileContent(name, ref, path string) (string, error) {
 }
 
 func (g *GitService) ListTags(name string) ([]*object.Tag, error) {
-	// TODO: handle nil
 	r := g.configRepo.GetByName(name)
+	if r == nil {
+		return nil, RepositoryNotFoundErr
+	}
 
 	repo, err := git.OpenRepository(r.Path)
 	if err != nil {
@@ -143,8 +156,10 @@ func (g *GitService) ListTags(name string) ([]*object.Tag, error) {
 }
 
 func (g *GitService) ListBranches(name string) ([]*plumbing.Reference, error) {
-	// TODO: handle nil
 	r := g.configRepo.GetByName(name)
+	if r == nil {
+		return nil, RepositoryNotFoundErr
+	}
 
 	repo, err := git.OpenRepository(r.Path)
 	if err != nil {
@@ -154,8 +169,10 @@ func (g *GitService) ListBranches(name string) ([]*plumbing.Reference, error) {
 }
 
 func (g *GitService) GetHead(name string) (*plumbing.Reference, error) {
-	// TODO: handle nil
 	r := g.configRepo.GetByName(name)
+	if r == nil {
+		return nil, RepositoryNotFoundErr
+	}
 
 	repo, err := git.OpenRepository(r.Path)
 	if err != nil {
-- 
cgit v1.2.3