Add a Reshare model

migrations/2018-05-19-091428_create_reshares/down.sql

@@ -0,0 +1,2 @@
+-- This file should undo anything in `up.sql`
+DROP TABLE reshares;

migrations/2018-05-19-091428_create_reshares/up.sql

@@ -0,0 +1,8 @@
+-- Your SQL goes here
+CREATE TABLE reshares (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER REFERENCES users(id) ON DELETE CASCADE NOT NULL,
+    post_id INTEGER REFERENCES posts(id) ON DELETE CASCADE NOT NULL,
+    ap_url VARCHAR NOT NULL DEFAULT '',
+    creation_date TIMESTAMP NOT NULL DEFAULT now()
+)

src/models/mod.rs

@@ -7,4 +7,5 @@ pub mod likes;
 pub mod notifications;
 pub mod post_authors;
 pub mod posts;
+pub mod reshares;
 pub mod users;

src/models/reshares.rs

@@ -0,0 +1,38 @@
+use chrono::NaiveDateTime;
+use diesel::{self, PgConnection, QueryDsl, RunQueryDsl, ExpressionMethods};
+
+use schema::reshares;
+
+#[derive(Serialize, Deserialize, Queryable, Identifiable)]
+pub struct Reshare {
+    id: i32,
+    user_id: i32,
+    post_id: i32,
+    ap_url: String,
+    creation_date: NaiveDateTime
+}
+
+#[derive(Insertable)]
+#[table_name = "reshares"]
+pub struct NewReshare {
+    user_id: i32,
+    post_id: i32,
+    ap_url: String
+}
+
+impl Reshare {
+    pub fn insert(conn: &PgConnection, new: NewReshare) -> Reshare {
+        diesel::insert_into(reshares::table)
+            .values(new)
+            .get_result(conn)
+            .expect("Couldn't save reshare")
+    }
+
+    pub fn get(conn: &PgConnection, id: i32) -> Option<Reshare> {
+        reshares::table.filter(reshares::id.eq(id))
+            .limit(1)
+            .load::<Reshare>(conn)
+            .expect("Could'nt load reshare")
+            .into_iter().nth(0)
+    }
+}

src/schema.rs

@@ -98,6 +98,16 @@ table! {
     }
 }
 
+table! {
+    reshares (id) {
+        id -> Int4,
+        user_id -> Int4,
+        post_id -> Int4,
+        ap_url -> Varchar,
+        creation_date -> Timestamp,
+    }
+}
+
 table! {
     users (id) {
         id -> Int4,
@@ -129,6 +139,8 @@ joinable!(notifications -> users (user_id));
 joinable!(post_authors -> posts (post_id));
 joinable!(post_authors -> users (author_id));
 joinable!(posts -> blogs (blog_id));
+joinable!(reshares -> posts (post_id));
+joinable!(reshares -> users (user_id));
 joinable!(users -> instances (instance_id));
 
 allow_tables_to_appear_in_same_query!(
@@ -141,5 +153,6 @@ allow_tables_to_appear_in_same_query!(
     notifications,
     post_authors,
     posts,
+    reshares,
     users,
 );