adds notifications table and models

lootalot_db/migrations/2019-10-19-194459_notifications/down.sql

@@ -0,0 +1 @@
+DROP TABLE notifications;

lootalot_db/migrations/2019-10-19-194459_notifications/up.sql

@@ -0,0 +1,6 @@
+CREATE TABLE notifications (
+    id INTEGER PRIMARY KEY NOT NULL,
+    player_id INTEGER NOT NULL,
+    text VARCHAR NOT NULL,
+    FOREIGN KEY (player_id) REFERENCES players(id)
+);

lootalot_db/src/models/player/mod.rs

@@ -2,6 +2,7 @@ use crate::schema::players;
 use crate::{DbConnection, QueryResult};
 use diesel::prelude::*;
 
+mod notification;
 pub mod wealth;
 pub use wealth::Wealth;
 

lootalot_db/src/models/player/notification.rs

@@ -0,0 +1,35 @@
+use diesel::prelude::*;
+use crate::{
+    DbConnection,
+    schema::notifications,
+    models::player::Player,
+};
+
+#[derive(Identifiable, Queryable, Associations, Serialize, Debug)]
+#[belongs_to(Player)]
+struct Notification {
+    pub id: i32,
+    pub player_id: i32,
+    pub text: String,
+}
+
+impl Notification {
+    fn add<'a, S: Into<&'a str>>(conn: &DbConnection, id: i32, text: S) -> QueryResult<Notification> {
+        diesel::insert_into(notifications::table)
+            .values(&NewNotification {
+                player_id: id,
+                text: text.into(),
+            })
+            .execute(conn)?;
+        notifications::table
+            .order(notifications::dsl::id.desc())
+            .first(conn)
+    }
+}
+
+#[derive(Insertable)]
+#[table_name="notifications"]
+struct NewNotification<'a> {
+    player_id: i32,
+    text: &'a str,
+}

lootalot_db/src/schema.rs

@@ -24,6 +24,14 @@ table! {
     }
 }
 
+table! {
+    notifications (id) {
+        id -> Integer,
+        player_id -> Integer,
+        text -> Text,
+    }
+}
+
 table! {
     players (id) {
         id -> Integer,
@@ -39,5 +47,12 @@ table! {
 joinable!(claims -> looted (loot_id));
 joinable!(claims -> players (player_id));
 joinable!(looted -> players (owner_id));
+joinable!(notifications -> players (player_id));
 
-allow_tables_to_appear_in_same_query!(claims, items, looted, players,);
+allow_tables_to_appear_in_same_query!(
+    claims,
+    items,
+    looted,
+    notifications,
+    players,
+);