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Rust-Rocket-Project/src/models/task.rs
2021-07-08 22:48:27 +02:00

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1.7 KiB
Rust

use rocket::serde::{Serialize, Deserialize};
use diesel::{self, result::QueryResult, Queryable, Insertable, AsChangeset, prelude::*};
use super::DbConn;
table! {
tasks (id) {
id -> Nullable<Integer>,
description -> Text,
completed -> Bool,
}
}
#[derive(Serialize, Deserialize, Queryable, Insertable, AsChangeset, Debug, Clone)]
#[serde(crate = "rocket::serde")]
#[table_name="tasks"]
pub struct Task {
pub id: Option<i32>,
pub description: String,
pub completed: bool
}
impl Task {
pub async fn all(conn: &DbConn) -> QueryResult<Vec<Task>> {
conn.run(|c| {
tasks::table.load(c)
}).await
}
pub async fn find_by(conn: &DbConn, id: i32) -> QueryResult<Task> {
conn.run(move |c| {
tasks::table
.filter(tasks::id.eq(id))
.first(c)
}).await
}
pub async fn create(db: DbConn, task: Task) -> QueryResult<usize> {
db.run(move |conn| {
diesel::insert_into(tasks::table)
.values(&task)
.execute(conn)
}).await
}
pub async fn update(db: DbConn, id: i32, task: Task) -> QueryResult<usize> {
db.run(move |conn| {
diesel::update(tasks::table)
.set(&task)
.filter(tasks::id.eq(id))
.execute(conn)
}).await
}
pub async fn delete(db: DbConn, id: i32) -> QueryResult<usize> {
db.run(move |conn| {
diesel::delete(tasks::table)
.filter(tasks::id.eq(id))
.execute(conn)
}).await
}
}