From b63917094e6a69c8c01f9e7df8716f3d5fc42385 Mon Sep 17 00:00:00 2001
From: Runxi Yu <me@runxiyu.org>
Date: Fri, 7 Mar 2025 19:20:54 +0800
Subject: repo/index: Display repo info only, when commits/files unavailable

---
 http_handle_repo_index.go |  27 ++++++------
 http_template_funcs.go    |   2 +-
 resources.go              |   6 +--
 templates/repo_index.tmpl | 108 ++++++++++++++++++++++++----------------------
 4 files changed, 74 insertions(+), 69 deletions(-)

diff --git a/http_handle_repo_index.go b/http_handle_repo_index.go
index 66116c7..15b5173 100644
--- a/http_handle_repo_index.go
+++ b/http_handle_repo_index.go
@@ -23,29 +23,28 @@ func handle_repo_index(w http.ResponseWriter, r *http.Request, params map[string
 
 	repo, repo_name, group_path = params["repo"].(*git.Repository), params["repo_name"].(string), params["group_path"].([]string)
 
-	if ref_hash, err = get_ref_hash_from_type_and_name(repo, params["ref_type"].(string), params["ref_name"].(string)); err != nil {
-		http.Error(w, "Error getting ref hash: "+err.Error(), http.StatusInternalServerError)
-		return
+	ref_hash, err = get_ref_hash_from_type_and_name(repo, params["ref_type"].(string), params["ref_name"].(string))
+	if err != nil {
+		goto no_ref
 	}
 
 	if recent_commits, err = get_recent_commits(repo, ref_hash, 3); err != nil {
-		http.Error(w, "Error getting recent commits: "+err.Error(), http.StatusInternalServerError)
-		return
+		goto no_ref
 	}
 	params["commits"] = recent_commits
-	commit_object, err = repo.CommitObject(ref_hash)
-	if err != nil {
-		http.Error(w, "Error getting commit object: "+err.Error(), http.StatusInternalServerError)
-		return
+
+	if commit_object, err = repo.CommitObject(ref_hash); err != nil {
+		goto no_ref
 	}
-	tree, err = commit_object.Tree()
-	if err != nil {
-		http.Error(w, "Error getting file tree: "+err.Error(), http.StatusInternalServerError)
-		return
+
+	if tree, err = commit_object.Tree(); err != nil {
+		goto no_ref
 	}
 
-	params["readme_filename"], params["readme"] = render_readme_at_tree(tree)
 	params["files"] = build_display_git_tree(tree)
+	params["readme_filename"], params["readme"] = render_readme_at_tree(tree)
+
+no_ref:
 
 	params["http_clone_url"] = generate_http_remote_url(group_path, repo_name)
 	params["ssh_clone_url"] = generate_ssh_remote_url(group_path, repo_name)
diff --git a/http_template_funcs.go b/http_template_funcs.go
index a7ebb1e..016d268 100644
--- a/http_template_funcs.go
+++ b/http_template_funcs.go
@@ -4,9 +4,9 @@
 package main
 
 import (
+	"net/url"
 	"path"
 	"strings"
-	"net/url"
 )
 
 func first_line(s string) string {
diff --git a/resources.go b/resources.go
index ff1286f..7ada53f 100644
--- a/resources.go
+++ b/resources.go
@@ -34,9 +34,9 @@ var templates *template.Template
 
 func load_templates() (err error) {
 	templates, err = template.New("templates").Funcs(template.FuncMap{
-		"first_line": first_line,
-		"base_name":  base_name,
-		"path_escape": path_escape,
+		"first_line":   first_line,
+		"base_name":    base_name,
+		"path_escape":  path_escape,
 		"query_escape": query_escape,
 	}).ParseFS(resources_fs, "templates/*")
 	return err
diff --git a/templates/repo_index.tmpl b/templates/repo_index.tmpl
index 617b8ad..da67df4 100644
--- a/templates/repo_index.tmpl
+++ b/templates/repo_index.tmpl
@@ -41,61 +41,67 @@
 				<a href="contrib/" class="btn-normal">Merge requests</a>
 			</p>
 		</div>
-		<div class="padding-wrapper scroll">
-			<table id="recent-commits" class="wide">
-				<thead>
-					<tr class="title-row">
-						<th colspan="3">Recent commits (<a href="log/{{ if .ref_type }}?{{ .ref_type }}={{ .ref_name }}{{ end }}">see all</a>)</th>
-					</tr>
-					<tr>
-						<th scope="col">Title</th>
-						<th scope="col">Author</th>
-						<th scope="col">Author Date</th>
-					</tr>
-				</thead>
-				<tbody>
-					{{- range .commits }}
+		{{ if .commits }}
+			<div class="padding-wrapper scroll">
+				<table id="recent-commits" class="wide">
+					<thead>
+						<tr class="title-row">
+							<th colspan="3">Recent commits (<a href="log/{{ if .ref_type }}?{{ .ref_type }}={{ .ref_name }}{{ end }}">see all</a>)</th>
+						</tr>
 						<tr>
-							<td class="commit-title"><a href="commit/{{ .ID }}">{{ .Message | first_line }}</a></td>
-							<td class="commit-author">
-								<a class="email-name" href="mailto:{{ .Author.Email }}">{{ .Author.Name }}</a>
-							</td>
-							<td class="commit-time">
-								{{ .Author.When.Format "2006-01-02 15:04:05 -0700" }}
-							</td>
+							<th scope="col">Title</th>
+							<th scope="col">Author</th>
+							<th scope="col">Author Date</th>
+						</tr>
+					</thead>
+					<tbody>
+						{{- range .commits }}
+							<tr>
+								<td class="commit-title"><a href="commit/{{ .ID }}">{{ .Message | first_line }}</a></td>
+								<td class="commit-author">
+									<a class="email-name" href="mailto:{{ .Author.Email }}">{{ .Author.Name }}</a>
+								</td>
+								<td class="commit-time">
+									{{ .Author.When.Format "2006-01-02 15:04:05 -0700" }}
+								</td>
+							</tr>
+						{{- end }}
+					</tbody>
+				</table>
+			</div>
+		{{ end }}
+		{{ if .files }}
+			<div class="padding-wrapper scroll">
+				<table id="file-tree" class="wide">
+					<thead>
+						<tr class="title-row">
+							<th colspan="3">/{{ if .ref_name }} on {{ .ref_name }}{{ end }}</th>
 						</tr>
-					{{- end }}
-				</tbody>
-			</table>
-		</div>
-		<div class="padding-wrapper scroll">
-			<table id="file-tree" class="wide">
-				<thead>
-					<tr class="title-row">
-						<th colspan="3">/{{ if .ref_name }} on {{ .ref_name }}{{ end }}</th>
-					</tr>
-					<tr>
-						<th scope="col">Mode</th>
-						<th scope="col">Filename</th>
-						<th scope="col">Size</th>
-					</tr>
-				</thead>
-				<tbody>
-					{{- $ref_type := .ref_type }}
-					{{- $ref := .ref_name }}
-					{{- range .files }}
 						<tr>
-							<td class="file-mode">{{ .Mode }}</td>
-							<td class="file-name"><a href="tree/{{ .Name }}{{ if not .Is_file }}/{{ end }}{{ if $ref_type }}?{{ $ref_type }}={{ $ref }}{{ end }}">{{ .Name }}</a>{{ if not .Is_file }}/{{ end }}</td>
-							<td class="file-size">{{ .Size }}</td>
+							<th scope="col">Mode</th>
+							<th scope="col">Filename</th>
+							<th scope="col">Size</th>
 						</tr>
-					{{- end }}
-				</tbody>
-			</table>
-		</div>
-		<div class="padding-wrapper" id="readme">
-			{{ .readme }}
-		</div>
+					</thead>
+					<tbody>
+						{{- $ref_type := .ref_type }}
+						{{- $ref := .ref_name }}
+						{{- range .files }}
+							<tr>
+								<td class="file-mode">{{ .Mode }}</td>
+								<td class="file-name"><a href="tree/{{ .Name }}{{ if not .Is_file }}/{{ end }}{{ if $ref_type }}?{{ $ref_type }}={{ $ref }}{{ end }}">{{ .Name }}</a>{{ if not .Is_file }}/{{ end }}</td>
+								<td class="file-size">{{ .Size }}</td>
+							</tr>
+						{{- end }}
+					</tbody>
+				</table>
+			</div>
+		{{ end }}
+		{{ if .readme }}
+			<div class="padding-wrapper" id="readme">
+				{{ .readme }}
+			</div>
+		{{ end }}
 		<footer>
 			{{ template "footer" . }}
 		</footer>
-- 
cgit v1.2.3