georm/tests/models.rs

92 lines
2.2 KiB
Rust

use georm::Georm;
#[derive(Debug, sqlx::FromRow, Georm, PartialEq, Eq, Default)]
#[georm(table = "biographies")]
pub struct Biography {
#[georm(id)]
pub id: i32,
pub content: String,
}
#[derive(Debug, sqlx::FromRow, Georm, PartialEq, Eq, Default)]
#[georm(table = "authors")]
pub struct Author {
#[georm(id)]
pub id: i32,
pub name: String,
#[georm(relation = {entity = Biography, table = "biographies", name = "biography", nullable = true})]
pub biography_id: Option<i32>,
}
impl PartialOrd for Author {
fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
Some(self.id.cmp(&other.id))
}
}
impl Ord for Author {
fn cmp(&self, other: &Self) -> std::cmp::Ordering {
self.id.cmp(&other.id)
}
}
#[derive(Debug, sqlx::FromRow, Georm, PartialEq, Eq, Default)]
#[georm(
table = "books",
one_to_many = [
{ name = "reviews", remote_id = "book_id", table = "reviews", entity = Review }
],
many_to_many = [{
name = "genres",
table = "genres",
entity = Genre,
link = { table = "book_genres", from = "book_id", to = "genre_id" }
}]
)]
pub struct Book {
#[georm(id)]
ident: i32,
title: String,
#[georm(relation = {entity = Author, table = "authors", name = "author"})]
author_id: i32,
}
impl PartialOrd for Book {
fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
Some(self.ident.cmp(&other.ident))
}
}
impl Ord for Book {
fn cmp(&self, other: &Self) -> std::cmp::Ordering {
self.ident.cmp(&other.ident)
}
}
#[derive(Debug, sqlx::FromRow, Georm, PartialEq, Eq)]
#[georm(table = "reviews")]
pub struct Review {
#[georm(id)]
pub id: i32,
#[georm(relation = {entity = Book, table = "books", remote_id = "ident", name = "book"})]
pub book_id: i32,
pub review: String,
}
#[derive(Debug, sqlx::FromRow, Georm, PartialEq, Eq)]
#[georm(
table = "genres",
many_to_many = [{
name = "books",
table = "books",
entity = Book,
remote_id = "ident",
link = { table = "book_genres", from = "genre_id", to = "book_id" }
}]
)]
pub struct Genre {
#[georm(id)]
id: i32,
name: String,
}