Полностью рабочая авторизация

src/database/driver.rs

@@ -0,0 +1,34 @@
+pub mod users {
+    use crate::database::models::User;
+    use crate::database::schema::fcm::user_id;
+    use crate::database::schema::users::dsl::users;
+    use crate::database::schema::users::dsl::*;
+    use diesel::{ExpressionMethods, QueryResult};
+    use diesel::{PgConnection, SelectableHelper};
+    use diesel::{QueryDsl, RunQueryDsl};
+    use std::ops::DerefMut;
+    use std::sync::Mutex;
+
+    pub fn get(connection: &Mutex<PgConnection>, _id: String) -> QueryResult<User> {
+        let mut lock = connection.lock().unwrap();
+        let con = lock.deref_mut();
+
+        users
+            .filter(id.eq(_id))
+            .select(User::as_select())
+            .first(con)
+    }
+
+    pub fn get_by_username(
+        connection: &Mutex<PgConnection>,
+        _username: String,
+    ) -> QueryResult<User> {
+        let mut lock = connection.lock().unwrap();
+        let con = lock.deref_mut();
+
+        users
+            .filter(username.eq(_username))
+            .select(User::as_select())
+            .first(con)
+    }
+}

src/database/mod.rs

@@ -1,2 +1,3 @@
 pub mod schema;
 pub mod models;
+pub mod driver;

src/database/models.rs

@@ -1,7 +1,8 @@
 use diesel::prelude::*;
+use diesel::{AsExpression, FromSqlRow};
 use serde::Serialize;
 
-#[derive(diesel_derive_enum::DbEnum, Serialize, Debug)]
+#[derive(diesel_derive_enum::DbEnum, Serialize, Debug, Clone, Copy, PartialEq)]
 #[ExistingTypePath = "crate::database::schema::sql_types::UserRole"]
 #[DbValueStyle = "UPPERCASE"]
 #[serde(rename_all = "UPPERCASE")]
@@ -11,9 +12,9 @@ pub enum UserRole {
     Admin,
 }
 
-#[derive(Queryable, Selectable, Serialize)]
+#[derive(Identifiable, AsChangeset, Queryable, Selectable, Serialize)]
 #[diesel(table_name = crate::database::schema::users)]
-#[diesel(check_for_backend(diesel::pg::Pg))]
+#[changeset_options(treat_none_as_null = "true")]
 pub struct User {
     pub id: String,
     pub username: String,