feat: add article view

migrations/2019-06-05-030704_add_view_for_article/down.sql

@@ -0,0 +1,2 @@
+-- This file should undo anything in `up.sql`
+ALTER TABLE "public"."articles" DROP COLUMN "view";

migrations/2019-06-05-030704_add_view_for_article/up.sql

@@ -0,0 +1,2 @@
+-- Your SQL goes here
+ALTER TABLE "public"."articles" ADD COLUMN "view" int4 NOT NULL DEFAULT 0;

src/models/article.rs

@@ -2,6 +2,7 @@ use crate::{models::CRUD, schema::articles};
 use chrono::NaiveDateTime;
 use diesel::{pg::PgConnection, prelude::*, result::Error};
 
+use diesel::sql_types::Integer;
 use diesel::{query_builder::AsChangeset, Insertable, Queryable};
 use serde::{Deserialize, Serialize};
 
@@ -15,6 +16,7 @@ pub struct Article {
     pub publish_at: NaiveDateTime,
     pub url: Option<String>,
     pub keywords: Vec<String>,
+    pub view: i32,
 }
 //
 #[derive(Debug, Insertable, AsChangeset, Serialize, Deserialize)]
@@ -43,6 +45,13 @@ impl Article {
             .filter(articles::published.eq(true))
             .first::<Article>(conn)
     }
+
+    pub fn increase_view(&self, conn: &PgConnection) {
+        diesel::sql_query(r#"UPDATE articles SET "view" = "view" + 1 where articles.id = $1"#)
+            .bind::<Integer, _>(self.id)
+            .execute(conn)
+            .expect("error on incr view");
+    }
 }
 
 impl CRUD<NewArticle, NewArticle, i32> for Article {

src/routers/article.rs

@@ -45,6 +45,7 @@ pub fn single_article(archives_id: web::Path<i32>, data: web::Data<RubbleData>)
         }
     }
 
+    article1.increase_view(&data.postgres());
     let view = ArticleView::from(&article1);
 
     let settings = Setting::load(&data.postgres());
@@ -64,6 +65,7 @@ pub fn get_article_by_url(url: web::Path<String>, data: web::Data<RubbleData>) -
         return RubbleResponder::not_found();
     }
     let article1 = article.unwrap();
+    article1.increase_view(&data.postgres());
 
     let view = ArticleView::from(&article1);
 

src/schema.rs

@@ -8,6 +8,7 @@ table! {
         publish_at -> Timestamp,
         url -> Nullable<Text>,
         keywords -> Array<Text>,
+        view -> Int4,
     }
 }
 
@@ -40,4 +41,9 @@ table! {
 joinable!(articles -> users (user_id));
 joinable!(tokens -> users (user_id));
 
-allow_tables_to_appear_in_same_query!(articles, setting, tokens, users,);
+allow_tables_to_appear_in_same_query!(
+    articles,
+    setting,
+    tokens,
+    users,
+);

templates/admin/panel.html

@@ -27,6 +27,7 @@
                                 <th>ID</th>
                                 <th>Status</th>
                                 <th>Title</th>
+                                <th>View</th>
                                 <th>Published Time</th>
                                 <th>Tags</th>
                                 <th></th>
@@ -55,6 +56,9 @@
                                     <span class="tag">{{ article.url }}</span>
                                     {% endif %}
                                 </td>
+                                <td>
+                                    {{ article.view }}
+                                </td>
                                 <td>{{ article.publish_at | date(format="%B %d, %Y") }}</td>
                                 <td>
                                     <div class="tags">