Paginate the homepage

plume-models/src/posts.rs

@@ -65,6 +65,10 @@ impl Post {
             .len()
     }
 
+    pub fn count(conn: &PgConnection) -> i64 {
+        posts::table.count().get_result(conn).expect("Couldn't count posts")
+    }
+
     pub fn get_recents(conn: &PgConnection, limit: i64) -> Vec<Post> {
         posts::table.order(posts::creation_date.desc())
             .limit(limit)
@@ -106,6 +110,14 @@ impl Post {
             .expect("Error loading a page of posts for blog")
     }
 
+    pub fn get_recents_page(conn: &PgConnection, (min, max): (i32, i32)) -> Vec<Post> {
+        posts::table.order(posts::creation_date.desc())
+            .offset(min.into())
+            .limit((max - min).into())
+            .load::<Post>(conn)
+            .expect("Error loading recent posts page")
+    }
+
     pub fn get_authors(&self, conn: &PgConnection) -> Vec<User> {
         use schema::users;
         use schema::post_authors;

po/de.po

@@ -345,3 +345,9 @@ msgid "One article in this blog"
 msgid_plural "{{ count }} articles in this blog"
 msgstr[0] "Du bist kein Autor in diesem Blog."
 msgstr[1] "Du bist kein Autor in diesem Blog."
+
+msgid "Previous page"
+msgstr ""
+
+msgid "Next page"
+msgstr ""

po/en.po

@@ -337,3 +337,9 @@ msgid "One article in this blog"
 msgid_plural "{{ count }} articles in this blog"
 msgstr[0] ""
 msgstr[1] ""
+
+msgid "Previous page"
+msgstr ""
+
+msgid "Next page"
+msgstr ""

po/fr.po

@@ -341,3 +341,9 @@ msgid "One article in this blog"
 msgid_plural "{{ count }} articles in this blog"
 msgstr[0] "{{ count }} aut⋅eur⋅rice dans ce blog : "
 msgstr[1] "{{ count }} aut⋅eur⋅rice⋅s dans ce blog : "
+
+msgid "Previous page"
+msgstr ""
+
+msgid "Next page"
+msgstr ""

po/pl.po

@@ -350,5 +350,11 @@ msgstr[0] "Ten blog ma jednego autora: "
 msgstr[1] "Ten blog ma {{ count }} autorów: "
 msgstr[2] "Ten blog ma {{ count }} autorów: "
 
+msgid "Previous page"
+msgstr ""
+
+msgid "Next page"
+msgstr ""
+
 #~ msgid "Logowanie"
 #~ msgstr "Zaloguj się"

src/main.rs

@@ -46,6 +46,7 @@ fn main() {
 
             routes::comments::create,
 
+            routes::instance::paginated_index,
             routes::instance::index,
             routes::instance::shared_inbox,
             routes::instance::nodeinfo,

src/routes/instance.rs

@@ -10,17 +10,20 @@ use plume_models::{
     instance::*
 };
 use inbox::Inbox;
+use routes::Page;
 
-#[get("/")]
-fn index(conn: DbConn, user: Option<User>) -> Template {
+#[get("/?<page>")]
+fn paginated_index(conn: DbConn, user: Option<User>, page: Page) -> Template {
     match Instance::get_local(&*conn) {
         Some(inst) => {
-            let recents = Post::get_recents(&*conn, 6);
+            let recents = Post::get_recents_page(&*conn, page.limits());
 
             Template::render("instance/index", json!({
                 "instance": inst,
                 "account": user,
-                "recents": recents.into_iter().map(|p| p.to_json(&*conn)).collect::<Vec<serde_json::Value>>()
+                "recents": recents.into_iter().map(|p| p.to_json(&*conn)).collect::<Vec<serde_json::Value>>(),
+                "page": page.page,
+                "n_pages": Page::total(Post::count(&*conn) as i32)
             }))
         }
         None => {
@@ -31,6 +34,11 @@ fn index(conn: DbConn, user: Option<User>) -> Template {
     }
 }
 
+#[get("/")]
+fn index(conn: DbConn, user: Option<User>) -> Template {
+    paginated_index(conn, user, Page::first())
+}
+
 #[post("/inbox", data = "<data>")]
 fn shared_inbox(conn: DbConn, data: String) -> String {
     let act: serde_json::Value = serde_json::from_str(&data[..]).unwrap();

static/main.css

@@ -544,7 +544,6 @@ form.new-post input[type="submit"]:hover { background: #DADADA; }
 /*== Pagination ==*/
 .pagination {
 	display: flex;
-	width: 100%;
 	justify-content: space-evenly;
 }
 

templates/instance/index.html.tera

@@ -14,4 +14,5 @@
             {{ macros::post_card(article=article) }}
         {% endfor %}
     </div>
+    {{ macros::paginate(page=page, total=n_pages) }}
 {% endblock content %}