Render pages pagination

frontend/templates/blog.go.tmpl

@@ -13,6 +13,29 @@
 {{ template "menu.go.tmpl" . }}
             </div>
 
+<!-- render top pagination -->
+{{ if (gt .Pagination.Page 1) }}
+            <div class="pagination-container-top">
+                <ul>
+
+    {{ if (gt .Pagination.Page 1) }}
+                    <li>
+                        <a href="{{ getBlogURL }}?page={{ sub .Pagination.Page }}">{{ sub .Pagination.Page }}</a>
+                    </li>
+    {{ end }}
+                    <li>
+                        {{ .Pagination.Page }} ←
+                    </li>
+    {{ if (lt .Pagination.Page .Pagination.Total) }}
+                    <li>
+                        <a href="{{ getBlogURL }}?page={{ add .Pagination.Page }}">{{ add .Pagination.Page }}</a>
+                    </li>
+    {{ end }}
+
+                </ul>
+            </div>
+{{ end }}
+
 <!-- render posts -->
             <div class="posts-container">
 {{ range .Posts }}
@@ -20,6 +43,29 @@
 {{ end }}
             </div>
 
+<!-- render bottom pagination -->
+{{ if (gt .Pagination.Total 1) }}
+            <div class="pagination-container-bottom">
+            <ul>
+
+{{ if (gt .Pagination.Page 1) }}
+                <li>
+                    <a href="{{ getBlogURL }}?page={{ sub .Pagination.Page }}">{{ sub .Pagination.Page }}</a>
+                </li>
+{{ end }}
+                <li>
+                    {{ .Pagination.Page }} ←
+                </li>
+{{ if (lt .Pagination.Page .Pagination.Total) }}
+                <li>
+                    <a href="{{ getBlogURL }}?page={{ add .Pagination.Page }}">{{ add .Pagination.Page }}</a>
+                </li>
+{{ end }}
+
+            </ul>
+            </div>
+{{ end }}
+
         </section>
 
     </body>

frontend/templates/funcs.go

@@ -4,8 +4,17 @@ import "html/template"
 
 func UseFuncs() template.FuncMap {
 	return template.FuncMap{
+		"add": func(i int) int {
+			return i + 1
+		},
+		"sub": func(i int) int {
+			return i - 1
+		},
 		"getIndexURL": func() string {
 			return URLIndex
 		},
+		"getBlogURL": func() string {
+			return URLBlog
+		},
 	}
 }

frontend/templates/index.go.tmpl

@@ -33,6 +33,20 @@
 {{ end }}
             </div>
 
+<!-- render bottom pagination -->
+{{ if (gt .Pagination.Total 1) }}
+            <div class="pagination-container-bottom">
+            <ul>
+                <li>
+                    {{ .Pagination.Page }} ←
+                </li>
+                <li>
+                    <a href="{{ getBlogURL }}?page={{ add .Pagination.Page }}">{{ add .Pagination.Page }}</a>
+                </li>
+            </ul>
+            </div>
+{{ end }}
+
         </section>
 
     </body>