Paginator total pages (#829)

* feat(pagination): Add `total_pages` in paginator object

* feat(pagination): Added doc for `total_pages`

* feat(pagination): Added test for `total_pages`

components/library/src/pagination/mod.rs

@@ -191,6 +191,7 @@ impl<'a> Paginator<'a> {
         );
         paginator.insert("pages", to_value(&current_pager.pages).unwrap());
         paginator.insert("current_index", to_value(current_pager.index).unwrap());
+        paginator.insert("total_pages", to_value(self.all_pages.len()).unwrap());
 
         paginator
     }
@@ -323,6 +324,7 @@ mod tests {
         assert_eq!(context["next"], to_value::<Option<()>>(None).unwrap());
         assert_eq!(context["previous"], to_value("https://vincent.is/posts/").unwrap());
         assert_eq!(context["current_index"], to_value(2).unwrap());
+        assert_eq!(context["total_pages"], to_value(4).unwrap());
     }
 
     #[test]

docs/content/documentation/templates/pagination.md

@@ -28,6 +28,8 @@ next: String?;
 pages: Array<Page>;
 // Which pager are we on
 current_index: Number;
+// Total number of pages accross all the pagers
+total_pages: Number;
 ```
 
 A pager is a page of the pagination: if you have 100 pages and are paginating 10 by 10, you will have 10 pagers containing