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95 lines
2.6 KiB
95 lines
2.6 KiB
use diesel::prelude::*;
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use crate::errors;
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use crate::models;
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use bcrypt::{hash, verify, DEFAULT_COST};
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use std::rc::Rc;
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pub fn find_user_by_uid(
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uid: i32,
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conn: &SqliteConnection,
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) -> Result<Option<models::UserDTO>, errors::DomainError> {
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use crate::schema::users::dsl::*;
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let maybe_user = users
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.select((name, created_at))
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.find(uid)
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.first::<models::UserDTO>(conn)
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.optional();
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Ok(maybe_user?)
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}
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pub fn _find_user_by_name(
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user_name: String,
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conn: &SqliteConnection,
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) -> Result<Option<models::UserDTO>, errors::DomainError> {
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let maybe_user = query::_get_user_by_name(&user_name)
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.first::<models::UserDTO>(conn)
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.optional();
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Ok(maybe_user?)
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}
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pub fn get_all(
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conn: &SqliteConnection,
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) -> Result<Option<Vec<models::UserDTO>>, errors::DomainError> {
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use crate::schema::users::dsl::*;
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Ok(users
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.select((name, created_at))
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.load::<models::UserDTO>(conn)
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.optional()?)
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}
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/// Run query using Diesel to insert a new database row and return the result.
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pub fn insert_new_user(
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mut nu: Rc<models::NewUser>,
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conn: &SqliteConnection,
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) -> Result<models::UserDTO, errors::DomainError> {
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// It is common when using Diesel with Actix web to import schema-related
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// modules inside a function's scope (rather than the normal module's scope)
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// to prevent import collisions and namespace pollution.
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use crate::schema::users::dsl::*;
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let mut nu2 = Rc::make_mut(&mut nu);
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nu2.password = hash(&nu2.password, DEFAULT_COST)?;
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diesel::insert_into(users)
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.values(nu.as_ref())
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.execute(conn)?;
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let user =
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query::_get_user_by_name(&nu.name).first::<models::UserDTO>(conn)?;
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Ok(user)
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}
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pub fn verify_password<'a>(
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user_name: &'a String,
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given_password: &'a String,
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conn: &SqliteConnection,
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) -> Result<bool, errors::DomainError> {
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use crate::schema::users::dsl::*;
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let password_hash = users
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.select(password)
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.filter(name.eq(user_name))
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.first::<String>(conn)?;
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Ok(verify(given_password, password_hash.as_str())?)
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}
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mod query {
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use diesel::prelude::*;
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use diesel::sql_types::Text;
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use diesel::sql_types::Timestamp;
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use diesel::sqlite::Sqlite;
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/// <'a, B, T> where a = lifetime, B = Backend, T = SQL data types
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type Query<'a, B, T> = crate::schema::users::BoxedQuery<'a, B, T>;
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pub fn _get_user_by_name(
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user_name: &String,
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) -> Query<Sqlite, (Text, Timestamp)> {
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use crate::schema::users::dsl::*;
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users
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.select((name, created_at))
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.filter(name.eq(user_name))
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.into_boxed()
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}
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}
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