Switch to sqlx

While diesel has a native rust interface, writing more complex queries
is easier when you can just pass a SQL query string.
This commit is contained in:
Simon Bruder 2024-07-11 17:25:01 +02:00
parent 52fcda5cfe
commit f030d16d09
Signed by: simon
GPG key ID: 347FF8699CDA0776
46 changed files with 1329 additions and 812 deletions

2
.envrc
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@ -3,3 +3,5 @@
# SPDX-License-Identifier: AGPL-3.0-or-later # SPDX-License-Identifier: AGPL-3.0-or-later
use flake use flake
export SQLX_OFFLINE=true

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@ -3,8 +3,6 @@ Upstream-Name: i7y
Upstream-Contact: Simon Bruder <simon@sbruder.de> Upstream-Contact: Simon Bruder <simon@sbruder.de>
Source: Source:
# Sample paragraph, commented out: Files: .sqlx/query-*.json
# Copyright: 2024 Simon Bruder <simon@sbruder.de>
# Files: src/* License: AGPL-3.0-or-later
# Copyright: $YEAR $NAME <$CONTACT>
# License: ...

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@ -0,0 +1,42 @@
{
"db_name": "PostgreSQL",
"query": "INSERT INTO items (name, parent, class) VALUES ($1, $2, $3) RETURNING *",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
},
{
"ordinal": 3,
"name": "class",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Varchar",
"Uuid",
"Uuid"
]
},
"nullable": [
false,
true,
true,
false
]
},
"hash": "05452db872d5ae8574a979b07d19c2b0791f3f2c4c0ae4777b2a2c309410d0ec"
}

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@ -0,0 +1,14 @@
{
"db_name": "PostgreSQL",
"query": "DELETE FROM items WHERE id = $1",
"describe": {
"columns": [],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": []
},
"hash": "08cce122c8eb9b390e5411cc08d2e735de7230a596fa2f2ba472bed6a9b4a75c"
}

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@ -0,0 +1,40 @@
{
"db_name": "PostgreSQL",
"query": "SELECT * FROM items WHERE id = $1",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
},
{
"ordinal": 3,
"name": "class",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": [
false,
true,
true,
false
]
},
"hash": "1e9045f52c002a19b815351fee1c7ee7520478ff4f5886b4523fb0dc4df0e204"
}

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@ -0,0 +1,40 @@
{
"db_name": "PostgreSQL",
"query": "SELECT * FROM items WHERE parent = $1",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
},
{
"ordinal": 3,
"name": "class",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": [
false,
true,
true,
false
]
},
"hash": "2e9619ce6db1047e2f5447c4925f28fd05f18706f70220b6ebb7354d2a0a9e3b"
}

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@ -0,0 +1,34 @@
{
"db_name": "PostgreSQL",
"query": "SELECT * FROM item_classes WHERE id = $1",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": [
false,
false,
true
]
},
"hash": "308962c26250f9312287a3f2f21e5da76e4cf488eedd4704019b4f14b6fbafb2"
}

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@ -0,0 +1,36 @@
{
"db_name": "PostgreSQL",
"query": "UPDATE item_classes SET name = $2, parent = $3 WHERE id = $1 RETURNING *",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid",
"Varchar",
"Uuid"
]
},
"nullable": [
false,
false,
true
]
},
"hash": "408a171b46d5c615ff846547f463dc0b18360644234fb01b24c4c047bebb3a10"
}

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@ -0,0 +1,38 @@
{
"db_name": "PostgreSQL",
"query": "SELECT * FROM items",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
},
{
"ordinal": 3,
"name": "class",
"type_info": "Uuid"
}
],
"parameters": {
"Left": []
},
"nullable": [
false,
true,
true,
false
]
},
"hash": "467dcd7fd379750cbf30a190d06dc1b3e61b1bd7ef288fbf6fbedec52c276434"
}

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@ -0,0 +1,14 @@
{
"db_name": "PostgreSQL",
"query": "DELETE FROM item_classes WHERE id = $1",
"describe": {
"columns": [],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": []
},
"hash": "7a811ef54e617ed88ef9c7be88b48ca0da2204c64200ffa77a51f0c580f9ab87"
}

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@ -0,0 +1,35 @@
{
"db_name": "PostgreSQL",
"query": "INSERT INTO item_classes (name, parent) VALUES ($1, $2) RETURNING *",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Varchar",
"Uuid"
]
},
"nullable": [
false,
false,
true
]
},
"hash": "7e2e1460a2c946ba909c50d4cf1beacf50ebf5fbfead379340f9f72614958e78"
}

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@ -0,0 +1,43 @@
{
"db_name": "PostgreSQL",
"query": "UPDATE items SET name = $2, parent = $3, class = $4 WHERE id = $1 RETURNING *",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
},
{
"ordinal": 3,
"name": "class",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid",
"Varchar",
"Uuid",
"Uuid"
]
},
"nullable": [
false,
true,
true,
false
]
},
"hash": "85528d16361a6e736773e8f8aba4c85cfc7db545724d94c1a467b2c0c74b6b6e"
}

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@ -0,0 +1,40 @@
{
"db_name": "PostgreSQL",
"query": "SELECT * FROM items WHERE class = $1",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
},
{
"ordinal": 3,
"name": "class",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": [
false,
true,
true,
false
]
},
"hash": "94958a3a57c3178e6b0de5723b1fbc5433e972b5522b367098afe6cb90a30bf2"
}

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@ -0,0 +1,22 @@
{
"db_name": "PostgreSQL",
"query": "SELECT unnest(parents) as \"parents!\" FROM item_tree WHERE id = $1",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "parents!",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": [
null
]
},
"hash": "97d6a7ee24e75dc5a9dc41a581e1013767fe36575c28574733c5ab5cbf557fb5"
}

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@ -0,0 +1,26 @@
{
"db_name": "PostgreSQL",
"query": "SELECT id as \"id!\", parents as \"parents!\" FROM item_tree",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id!",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "parents!",
"type_info": "UuidArray"
}
],
"parameters": {
"Left": []
},
"nullable": [
true,
true
]
},
"hash": "a6f646089b4424deffc0b1a454bcfa2f2a497180e2517a937471f81a1f9c5538"
}

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@ -0,0 +1,34 @@
{
"db_name": "PostgreSQL",
"query": "SELECT * FROM item_classes WHERE parent = $1",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": [
false,
false,
true
]
},
"hash": "c552c0a40bc8995cb95726a85f1d0c0b86eb2322035e6a720e2e6d425072a8c1"
}

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@ -0,0 +1,32 @@
{
"db_name": "PostgreSQL",
"query": "SELECT * FROM item_classes",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
}
],
"parameters": {
"Left": []
},
"nullable": [
false,
false,
true
]
},
"hash": "dc197bce5f03ab1ab08391f54f960e63e935172b25e5a6835d51e786fb2f854e"
}

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@ -0,0 +1,40 @@
{
"db_name": "PostgreSQL",
"query": "SELECT * FROM items WHERE id = ANY (SELECT unnest(parents) FROM item_tree WHERE id = $1)",
"describe": {
"columns": [
{
"ordinal": 0,
"name": "id",
"type_info": "Uuid"
},
{
"ordinal": 1,
"name": "name",
"type_info": "Varchar"
},
{
"ordinal": 2,
"name": "parent",
"type_info": "Uuid"
},
{
"ordinal": 3,
"name": "class",
"type_info": "Uuid"
}
],
"parameters": {
"Left": [
"Uuid"
]
},
"nullable": [
false,
true,
true,
false
]
},
"hash": "e45160a73a18d870f592989349057d6852d2d3f63dc055442125a6a92950729d"
}

940
Cargo.lock generated

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@ -14,10 +14,6 @@ actix-files = "0.6.6"
actix-web = "4.8.0" actix-web = "4.8.0"
barcoders = { version = "2.0.0", default-features = false, features = ["std"] } barcoders = { version = "2.0.0", default-features = false, features = ["std"] }
datamatrix = "0.3.1" datamatrix = "0.3.1"
diesel = { version = "2.2.1", features = ["uuid"] }
diesel-async = { git = "https://github.com/weiznich/diesel_async.git", version = "0.4.1", features = ["postgres", "deadpool", "async-connection-wrapper"] }
diesel-derive-enum = { version = "2.1.0", features = ["postgres"] }
diesel_migrations = { version = "2.2.0", features = ["postgres"] }
env_logger = "0.11.3" env_logger = "0.11.3"
log = "0.4.21" log = "0.4.21"
maud = { version = "0.26.0", features = ["actix-web"] } maud = { version = "0.26.0", features = ["actix-web"] }
@ -25,5 +21,9 @@ mime = "0.3.17"
printpdf = "0.7.0" printpdf = "0.7.0"
rust-fontconfig = "0.1.7" rust-fontconfig = "0.1.7"
serde = { version = "1.0.203", features = ["serde_derive"] } serde = { version = "1.0.203", features = ["serde_derive"] }
sqlx = { version = "0.7.4", features = ["runtime-tokio", "postgres", "uuid"] }
thiserror = "1.0.61" thiserror = "1.0.61"
uuid = { version = "1.9.0", features = ["serde", "v4"] } uuid = { version = "1.9.0", features = ["serde", "v4"] }
[profile.dev.package.sqlx-macros]
opt-level = 3

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@ -1,73 +0,0 @@
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@ -1,12 +0,0 @@
# SPDX-FileCopyrightText: 2024 Simon Bruder <simon@sbruder.de>
#
# SPDX-License-Identifier: AGPL-3.0-or-later
# For documentation on how to configure this file,
# see https://diesel.rs/guides/configuring-diesel-cli
[print_schema]
custom_type_derives = ["diesel::query_builder::QueryId"]
[migrations_directory]
dir = "migrations"

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@ -91,10 +91,10 @@
cargo-deny cargo-deny
cargo-watch cargo-watch
clippy clippy
diesel-cli
postgresql.lib postgresql.lib
postgresql postgresql
reuse reuse
sqlx-cli
]); ]);
shellHook = '' shellHook = ''

View file

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@ -1,10 +0,0 @@
-- SPDX-FileCopyrightText: 2017 Sage Griffin <sage@sagetheprogrammer.com>
--
-- SPDX-License-Identifier: Apache-2.0 OR MIT
-- This file was automatically created by Diesel to setup helper functions
-- and other internal bookkeeping. This file is safe to edit, any future
-- changes will be added to existing projects as new migrations.
DROP FUNCTION IF EXISTS diesel_manage_updated_at(_tbl regclass);
DROP FUNCTION IF EXISTS diesel_set_updated_at();

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@ -1,41 +0,0 @@
-- SPDX-FileCopyrightText: 2017 Sage Griffin <sage@sagetheprogrammer.com>
-- SPDX-FileCopyrightText: 2016 Robert Maloney <robertjamesmaloney@gmail.com>
--
-- SPDX-License-Identifier: Apache-2.0 OR MIT
-- This file was automatically created by Diesel to setup helper functions
-- and other internal bookkeeping. This file is safe to edit, any future
-- changes will be added to existing projects as new migrations.
-- Sets up a trigger for the given table to automatically set a column called
-- `updated_at` whenever the row is modified (unless `updated_at` was included
-- in the modified columns)
--
-- # Example
--
-- ```sql
-- CREATE TABLE users (id SERIAL PRIMARY KEY, updated_at TIMESTAMP NOT NULL DEFAULT NOW());
--
-- SELECT diesel_manage_updated_at('users');
-- ```
CREATE OR REPLACE FUNCTION diesel_manage_updated_at(_tbl regclass) RETURNS VOID AS $$
BEGIN
EXECUTE format('CREATE TRIGGER set_updated_at BEFORE UPDATE ON %s
FOR EACH ROW EXECUTE PROCEDURE diesel_set_updated_at()', _tbl);
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION diesel_set_updated_at() RETURNS trigger AS $$
BEGIN
IF (
NEW IS DISTINCT FROM OLD AND
NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at
) THEN
NEW.updated_at := current_timestamp;
END IF;
RETURN NEW;
END;
$$ LANGUAGE plpgsql;

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@ -3,11 +3,11 @@
// SPDX-License-Identifier: AGPL-3.0-or-later // SPDX-License-Identifier: AGPL-3.0-or-later
use actix_web::{delete, error, get, post, put, web, HttpResponse, Responder}; use actix_web::{delete, error, get, post, put, web, HttpResponse, Responder};
use sqlx::PgPool;
use uuid::Uuid; use uuid::Uuid;
use crate::manage; use crate::manage;
use crate::models::*; use crate::models::*;
use crate::DbPool;
pub fn config(cfg: &mut web::ServiceConfig) { pub fn config(cfg: &mut web::ServiceConfig) {
cfg.service(add) cfg.service(add)
@ -20,15 +20,10 @@ pub fn config(cfg: &mut web::ServiceConfig) {
#[put("/item")] #[put("/item")]
async fn add( async fn add(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
new_item: web::Json<NewItem>, new_item: web::Json<NewItem>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
// TODO: Failure to get a connection from the pool should not panic. let item = manage::item::add(&pool, new_item.into_inner())
// Instead, a Result::Err variant should be returned, which then gets turned into an ISE.
// This is not easily possible as getting a connection from a pool returns an r2d2 error
// type, while the databse action returns a diesel error type, which are incompatible.
// This also affects other functions below.
let item = manage::item::add(&mut pool.get().await.unwrap(), new_item.into_inner())
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -36,8 +31,8 @@ async fn add(
} }
#[get("/item")] #[get("/item")]
async fn list(pool: web::Data<DbPool>) -> actix_web::Result<impl Responder> { async fn list(pool: web::Data<PgPool>) -> actix_web::Result<impl Responder> {
let items = manage::item::get_all(&mut pool.get().await.unwrap()) let items = manage::item::get_all(&pool)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -45,10 +40,10 @@ async fn list(pool: web::Data<DbPool>) -> actix_web::Result<impl Responder> {
} }
#[get("/item/{id}")] #[get("/item/{id}")]
async fn show(pool: web::Data<DbPool>, path: web::Path<Uuid>) -> actix_web::Result<impl Responder> { async fn show(pool: web::Data<PgPool>, path: web::Path<Uuid>) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item = manage::item::get(&mut pool.get().await.unwrap(), id) let item = manage::item::get(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -57,13 +52,13 @@ async fn show(pool: web::Data<DbPool>, path: web::Path<Uuid>) -> actix_web::Resu
#[post("/item/{id}")] #[post("/item/{id}")]
async fn update( async fn update(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
new_item: web::Json<NewItem>, new_item: web::Json<NewItem>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item = manage::item::update(&mut pool.get().await.unwrap(), id, new_item.into_inner()) let item = manage::item::update(&pool, id, new_item.into_inner())
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -72,12 +67,12 @@ async fn update(
#[delete("/item/{id}")] #[delete("/item/{id}")]
async fn delete( async fn delete(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
manage::item::delete(&mut pool.get().await.unwrap(), id) manage::item::delete(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -86,12 +81,12 @@ async fn delete(
#[get("/item/{id}/parents")] #[get("/item/{id}/parents")]
async fn parents( async fn parents(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let parents = manage::item::get_parents(&mut pool.get().await.unwrap(), id) let parents = manage::item::get_parents(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;

View file

@ -3,11 +3,11 @@
// SPDX-License-Identifier: AGPL-3.0-or-later // SPDX-License-Identifier: AGPL-3.0-or-later
use actix_web::{delete, error, get, post, put, web, HttpResponse, Responder}; use actix_web::{delete, error, get, post, put, web, HttpResponse, Responder};
use sqlx::PgPool;
use uuid::Uuid; use uuid::Uuid;
use crate::manage; use crate::manage;
use crate::models::*; use crate::models::*;
use crate::DbPool;
pub fn config(cfg: &mut web::ServiceConfig) { pub fn config(cfg: &mut web::ServiceConfig) {
cfg.service(add) cfg.service(add)
@ -20,11 +20,10 @@ pub fn config(cfg: &mut web::ServiceConfig) {
#[put("/item-class")] #[put("/item-class")]
async fn add( async fn add(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
new_item_class: web::Json<NewItemClass>, new_item_class: web::Json<NewItemClass>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let item_class = let item_class = manage::item_class::add(&pool, new_item_class.into_inner())
manage::item_class::add(&mut pool.get().await.unwrap(), new_item_class.into_inner())
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -32,8 +31,8 @@ async fn add(
} }
#[get("/item-class")] #[get("/item-class")]
async fn list(pool: web::Data<DbPool>) -> actix_web::Result<impl Responder> { async fn list(pool: web::Data<PgPool>) -> actix_web::Result<impl Responder> {
let item_classes = manage::item_class::get_all(&mut pool.get().await.unwrap()) let item_classes = manage::item_class::get_all(&pool)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -41,10 +40,10 @@ async fn list(pool: web::Data<DbPool>) -> actix_web::Result<impl Responder> {
} }
#[get("/item-class/{id}")] #[get("/item-class/{id}")]
async fn show(pool: web::Data<DbPool>, path: web::Path<Uuid>) -> actix_web::Result<impl Responder> { async fn show(pool: web::Data<PgPool>, path: web::Path<Uuid>) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item_class = manage::item_class::get(&mut pool.get().await.unwrap(), id) let item_class = manage::item_class::get(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -53,12 +52,12 @@ async fn show(pool: web::Data<DbPool>, path: web::Path<Uuid>) -> actix_web::Resu
#[get("/item-class/{id}/items")] #[get("/item-class/{id}/items")]
async fn items( async fn items(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let items = manage::item_class::items(&mut pool.get().await.unwrap(), id) let items = manage::item_class::items(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -67,17 +66,13 @@ async fn items(
#[post("/item-class/{id}")] #[post("/item-class/{id}")]
async fn update( async fn update(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
new_item_class: web::Json<NewItemClass>, new_item_class: web::Json<NewItemClass>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item_class = manage::item_class::update( let item_class = manage::item_class::update(&pool, id, new_item_class.into_inner())
&mut pool.get().await.unwrap(),
id,
new_item_class.into_inner(),
)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -86,12 +81,12 @@ async fn update(
#[delete("/item-class/{id}")] #[delete("/item-class/{id}")]
async fn delete( async fn delete(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
manage::item_class::delete(&mut pool.get().await.unwrap(), id) manage::item_class::delete(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;

View file

@ -6,12 +6,12 @@ use std::collections::HashMap;
use actix_web::{error, get, post, web, Responder}; use actix_web::{error, get, post, web, Responder};
use maud::html; use maud::html;
use sqlx::PgPool;
use uuid::Uuid; use uuid::Uuid;
use super::templates::{self, forms, TemplateConfig}; use super::templates::{self, forms, TemplateConfig};
use crate::manage; use crate::manage;
use crate::models::*; use crate::models::*;
use crate::DbPool;
pub fn config(cfg: &mut web::ServiceConfig) { pub fn config(cfg: &mut web::ServiceConfig) {
cfg.service(show_item) cfg.service(show_item)
@ -24,24 +24,24 @@ pub fn config(cfg: &mut web::ServiceConfig) {
#[get("/item/{id}")] #[get("/item/{id}")]
async fn show_item( async fn show_item(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item = manage::item::get(&mut pool.get().await.unwrap(), id) let item = manage::item::get(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
let item_classes = manage::item_class::get_all_as_map(&mut pool.get().await.unwrap()) let item_classes = manage::item_class::get_all_as_map(&pool)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
let parents = manage::item::get_parents_details(&mut pool.get().await.unwrap(), item.id) let parents = manage::item::get_parents_details(&pool, item.id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
let children = manage::item::get_children(&mut pool.get().await.unwrap(), item.id) let children = manage::item::get_children(&pool, item.id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -100,20 +100,20 @@ async fn show_item(
} }
#[get("/items")] #[get("/items")]
async fn list_items(pool: web::Data<DbPool>) -> actix_web::Result<impl Responder> { async fn list_items(pool: web::Data<PgPool>) -> actix_web::Result<impl Responder> {
let item_list = manage::item::get_all(&mut pool.get().await.unwrap()) let item_list = manage::item::get_all(&pool)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
let items = manage::item::get_all_as_map(&mut pool.get().await.unwrap()) let items = manage::item::get_all_as_map(&pool)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
let item_classes = manage::item_class::get_all_as_map(&mut pool.get().await.unwrap()) let item_classes = manage::item_class::get_all_as_map(&pool)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
let item_tree = manage::item::get_all_parents(&mut pool.get().await.unwrap()) let item_tree = manage::item::get_all_parents(&pool)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -212,9 +212,9 @@ async fn add_item() -> actix_web::Result<impl Responder> {
#[post("/items/add")] #[post("/items/add")]
async fn add_item_post( async fn add_item_post(
data: web::Form<NewItem>, data: web::Form<NewItem>,
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let item = manage::item::add(&mut pool.get().await.unwrap(), data.into_inner()) let item = manage::item::add(&pool, data.into_inner())
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
Ok(web::Redirect::to("/item/".to_owned() + &item.id.to_string()).see_other()) Ok(web::Redirect::to("/item/".to_owned() + &item.id.to_string()).see_other())
@ -222,16 +222,16 @@ async fn add_item_post(
#[get("/item/{id}/edit")] #[get("/item/{id}/edit")]
async fn edit_item( async fn edit_item(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item = manage::item::get(&mut pool.get().await.unwrap(), id) let item = manage::item::get(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
let item_class = manage::item_class::get(&mut pool.get().await.unwrap(), item.class) let item_class = manage::item_class::get(&pool, item.class)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -289,13 +289,13 @@ async fn edit_item(
#[post("/item/{id}/edit")] #[post("/item/{id}/edit")]
async fn edit_item_post( async fn edit_item_post(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
data: web::Form<NewItem>, data: web::Form<NewItem>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item = manage::item::update(&mut pool.get().await.unwrap(), id, data.into_inner()) let item = manage::item::update(&pool, id, data.into_inner())
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;

View file

@ -4,12 +4,12 @@
use actix_web::{error, get, post, web, Responder}; use actix_web::{error, get, post, web, Responder};
use maud::html; use maud::html;
use sqlx::PgPool;
use uuid::Uuid; use uuid::Uuid;
use super::templates::{self, forms, TemplateConfig}; use super::templates::{self, forms, TemplateConfig};
use crate::manage; use crate::manage;
use crate::models::*; use crate::models::*;
use crate::DbPool;
pub fn config(cfg: &mut web::ServiceConfig) { pub fn config(cfg: &mut web::ServiceConfig) {
cfg.service(show_item_class) cfg.service(show_item_class)
@ -22,27 +22,25 @@ pub fn config(cfg: &mut web::ServiceConfig) {
#[get("/item-class/{id}")] #[get("/item-class/{id}")]
async fn show_item_class( async fn show_item_class(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let mut conn = pool.clone().get().await.unwrap(); let item_class = manage::item_class::get(&pool, id)
let item_class = manage::item_class::get(&mut conn, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
// TODO: Once async closures are stable, use map_or on item_class.parent instead // TODO: Once async closures are stable, use map_or on item_class.parent instead
let parent = match item_class.parent { let parent = match item_class.parent {
Some(id) => manage::item_class::get(&mut conn, id) Some(id) => manage::item_class::get(&pool, id)
.await .await
.map(Some) .map(Some)
.map_err(error::ErrorInternalServerError)?, .map_err(error::ErrorInternalServerError)?,
None => None, None => None,
}; };
let children = manage::item_class::children(&mut conn, id) let children = manage::item_class::children(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -96,8 +94,8 @@ async fn show_item_class(
} }
#[get("/item-classes")] #[get("/item-classes")]
async fn list_item_classes(pool: web::Data<DbPool>) -> actix_web::Result<impl Responder> { async fn list_item_classes(pool: web::Data<PgPool>) -> actix_web::Result<impl Responder> {
let item_classes = manage::item_class::get_all_as_map(&mut pool.get().await.unwrap()) let item_classes = manage::item_class::get_all_as_map(&pool)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -177,9 +175,9 @@ async fn add_item_class() -> actix_web::Result<impl Responder> {
#[post("/item-classes/add")] #[post("/item-classes/add")]
async fn add_item_class_post( async fn add_item_class_post(
data: web::Form<NewItemClass>, data: web::Form<NewItemClass>,
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let item = manage::item_class::add(&mut pool.get().await.unwrap(), data.into_inner()) let item = manage::item_class::add(&pool, data.into_inner())
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
Ok(web::Redirect::to("/item-class/".to_owned() + &item.id.to_string()).see_other()) Ok(web::Redirect::to("/item-class/".to_owned() + &item.id.to_string()).see_other())
@ -187,12 +185,12 @@ async fn add_item_class_post(
#[get("/item-class/{id}/edit")] #[get("/item-class/{id}/edit")]
async fn edit_item_class( async fn edit_item_class(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item_class = manage::item_class::get(&mut pool.get().await.unwrap(), id) let item_class = manage::item_class::get(&pool, id)
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;
@ -241,14 +239,13 @@ async fn edit_item_class(
#[post("/item-class/{id}/edit")] #[post("/item-class/{id}/edit")]
async fn edit_item_class_post( async fn edit_item_class_post(
pool: web::Data<DbPool>, pool: web::Data<PgPool>,
path: web::Path<Uuid>, path: web::Path<Uuid>,
data: web::Form<NewItemClass>, data: web::Form<NewItemClass>,
) -> actix_web::Result<impl Responder> { ) -> actix_web::Result<impl Responder> {
let id = path.into_inner(); let id = path.into_inner();
let item_class = let item_class = manage::item_class::update(&pool, id, data.into_inner())
manage::item_class::update(&mut pool.get().await.unwrap(), id, data.into_inner())
.await .await
.map_err(error::ErrorInternalServerError)?; .map_err(error::ErrorInternalServerError)?;

View file

@ -7,9 +7,3 @@ pub mod frontend;
pub mod label; pub mod label;
pub mod manage; pub mod manage;
pub mod models; pub mod models;
pub mod schema;
use diesel_async::pg::AsyncPgConnection;
use diesel_async::pooled_connection::deadpool::Pool;
type DbPool = Pool<AsyncPgConnection>;

View file

@ -5,41 +5,22 @@
use std::env; use std::env;
use actix_web::{web, App, HttpServer}; use actix_web::{web, App, HttpServer};
use diesel::pg::Pg;
use diesel_async::async_connection_wrapper::AsyncConnectionWrapper;
use diesel_async::pg::AsyncPgConnection;
use diesel_async::pooled_connection::deadpool::Pool;
use diesel_async::pooled_connection::AsyncDieselConnectionManager;
use diesel_async::AsyncConnection;
use diesel_migrations::{embed_migrations, EmbeddedMigrations, MigrationHarness};
use log::{debug, info}; use log::{debug, info};
pub const MIGRATIONS: EmbeddedMigrations = embed_migrations!();
// adapted from https://github.com/weiznich/diesel_async/blob/002c67e4d09acd9b38d0fb08ff0efc24954b2558/examples/sync-wrapper/src/main.rs#L36-L48
async fn run_migrations<A: AsyncConnection<Backend = Pg> + 'static>(async_connection: A) {
let mut async_wrapper: AsyncConnectionWrapper<A> =
AsyncConnectionWrapper::from(async_connection);
web::block(move || {
async_wrapper.run_pending_migrations(MIGRATIONS).unwrap();
})
.await
.expect("failed to run migrations");
}
#[actix_web::main] #[actix_web::main]
async fn main() -> std::io::Result<()> { async fn main() -> std::io::Result<()> {
env_logger::init(); env_logger::init();
let manager = AsyncDieselConnectionManager::<AsyncPgConnection>::new( let pool: sqlx::PgPool = sqlx::Pool::<sqlx::postgres::Postgres>::connect(
env::var("DATABASE_URL").expect("DATABASE_URL must be set"), &env::var("DATABASE_URL").expect("DATABASE_URL must be set"),
); )
let pool: Pool<AsyncPgConnection> = Pool::builder(manager) .await
.build() .expect("failed to connect to database");
.expect("database URL must be valid");
run_migrations(pool.get().await.unwrap()).await; sqlx::migrate!()
.run(&pool)
.await
.expect("failed to run migrations");
let address = env::var("LISTEN_ADDRESS").unwrap_or("::1".to_string()); let address = env::var("LISTEN_ADDRESS").unwrap_or("::1".to_string());
let port = env::var("LISTEN_PORT").map_or(8080, |s| { let port = env::var("LISTEN_PORT").map_or(8080, |s| {

View file

@ -4,132 +4,95 @@
use std::collections::HashMap; use std::collections::HashMap;
use diesel::prelude::*; use sqlx::{query, query_as, query_scalar, PgPool};
use diesel::sql_types;
use diesel_async::pg::AsyncPgConnection;
use diesel_async::RunQueryDsl;
use uuid::Uuid; use uuid::Uuid;
use crate::{models::*, schema}; use crate::models::{Item, NewItem};
pub async fn add( pub async fn add(pool: &PgPool, new_item: NewItem) -> Result<Item, sqlx::Error> {
conn: &mut AsyncPgConnection, query_as!(
new_item: NewItem, Item,
) -> Result<Item, diesel::result::Error> { "INSERT INTO items (name, parent, class) VALUES ($1, $2, $3) RETURNING *",
diesel::insert_into(schema::items::table) new_item.name,
.values(new_item) new_item.parent,
.returning(Item::as_returning()) new_item.class
.get_result(conn) )
.fetch_one(pool)
.await .await
} }
pub async fn get(conn: &mut AsyncPgConnection, id: Uuid) -> Result<Item, diesel::result::Error> { pub async fn get(pool: &PgPool, id: Uuid) -> Result<Item, sqlx::Error> {
schema::items::table query_as!(Item, "SELECT * FROM items WHERE id = $1", id)
.filter(schema::items::id.eq(id)) .fetch_one(pool)
.select(Item::as_select())
.first(conn)
.await .await
} }
pub async fn get_all(conn: &mut AsyncPgConnection) -> Result<Vec<Item>, diesel::result::Error> { pub async fn get_all(pool: &PgPool) -> Result<Vec<Item>, sqlx::Error> {
schema::items::table query_as!(Item, "SELECT * FROM items").fetch_all(pool).await
.select(Item::as_select())
.load(conn)
.await
} }
pub async fn get_all_as_map( pub async fn get_all_as_map(pool: &PgPool) -> Result<HashMap<Uuid, Item>, sqlx::Error> {
conn: &mut AsyncPgConnection, Ok(get_all(pool)
) -> Result<HashMap<Uuid, Item>, diesel::result::Error> {
Ok(get_all(conn)
.await? .await?
.into_iter() .into_iter()
.map(|i| (i.id, i)) .map(|i| (i.id, i))
.collect()) .collect())
} }
pub async fn update( pub async fn update(pool: &PgPool, id: Uuid, modified_item: NewItem) -> Result<Item, sqlx::Error> {
conn: &mut AsyncPgConnection, query_as!(
id: Uuid, Item,
modified_item: NewItem, "UPDATE items SET name = $2, parent = $3, class = $4 WHERE id = $1 RETURNING *",
) -> Result<Item, diesel::result::Error> { id,
diesel::update(schema::items::table.filter(schema::items::id.eq(id))) modified_item.name,
.set(modified_item) modified_item.parent,
.returning(Item::as_returning()) modified_item.class
.get_result(conn) )
.fetch_one(pool)
.await .await
} }
pub async fn delete(conn: &mut AsyncPgConnection, id: Uuid) -> Result<(), diesel::result::Error> { pub async fn delete(pool: &PgPool, id: Uuid) -> Result<(), sqlx::Error> {
let num_deleted = diesel::delete(schema::items::table.filter(schema::items::id.eq(id))) let res = query!("DELETE FROM items WHERE id = $1", id)
.execute(conn) .execute(pool)
.await?; .await?;
assert_eq!(num_deleted, 1); assert_eq!(res.rows_affected(), 1);
Ok(()) Ok(())
} }
/// Helper type for querying parents of items pub async fn get_parents(pool: &PgPool, id: Uuid) -> Result<Vec<Uuid>, sqlx::Error> {
#[derive(Debug, Queryable, Selectable)] // force nullable is required for all columns in views
#[diesel(table_name = schema::item_tree)] query_scalar!(
#[diesel(check_for_backend(diesel::pg::Pg))] r#"SELECT unnest(parents) as "parents!" FROM item_tree WHERE id = $1"#,
struct ItemTreeMapping { id
pub id: Uuid,
pub parents: Vec<Uuid>,
}
pub async fn get_parents(
conn: &mut AsyncPgConnection,
id: Uuid,
) -> Result<Vec<Uuid>, diesel::result::Error> {
schema::item_tree::table
.filter(schema::item_tree::id.eq(id))
.select(ItemTreeMapping::as_select())
.first(conn)
.await
.map(|itm| itm.parents)
}
pub async fn get_all_parents(
conn: &mut AsyncPgConnection,
) -> Result<HashMap<Uuid, Vec<Uuid>>, diesel::result::Error> {
schema::item_tree::table
.select(ItemTreeMapping::as_select())
.load(conn)
.await
.map(|itms| {
itms.into_iter()
.map(|ItemTreeMapping { id, parents }| (id, parents))
.collect::<HashMap<Uuid, Vec<Uuid>>>()
})
}
pub async fn get_parents_details(
conn: &mut AsyncPgConnection,
id: Uuid,
) -> Result<Vec<Item>, diesel::result::Error> {
define_sql_function!(fn unnest(a: sql_types::Array<sql_types::Uuid>) -> sql_types::Uuid);
schema::items::table
.filter(
schema::items::id.eq_any(
schema::item_tree::table
.filter(schema::item_tree::id.eq(id))
.select(unnest(schema::item_tree::parents))
.into_boxed(),
),
) )
.select(Item::as_select()) .fetch_all(pool)
.load(conn)
.await .await
} }
pub async fn get_children( pub async fn get_all_parents(pool: &PgPool) -> Result<HashMap<Uuid, Vec<Uuid>>, sqlx::Error> {
conn: &mut AsyncPgConnection, let mut parents = HashMap::new();
id: Uuid, for row in query!(r#"SELECT id as "id!", parents as "parents!" FROM item_tree"#)
) -> Result<Vec<Item>, diesel::result::Error> { .fetch_all(pool)
schema::items::table .await?
.filter(schema::items::parent.eq(id)) {
.select(Item::as_select()) parents.insert(row.id, row.parents);
.load(conn) }
Ok(parents)
}
pub async fn get_parents_details(pool: &PgPool, id: Uuid) -> Result<Vec<Item>, sqlx::Error> {
query_as!(
Item,
"SELECT * FROM items WHERE id = ANY (SELECT unnest(parents) FROM item_tree WHERE id = $1)",
id
)
.fetch_all(pool)
.await
}
pub async fn get_children(pool: &PgPool, id: Uuid) -> Result<Vec<Item>, sqlx::Error> {
query_as!(Item, "SELECT * FROM items WHERE parent = $1", id)
.fetch_all(pool)
.await .await
} }

View file

@ -4,48 +4,36 @@
use std::collections::HashMap; use std::collections::HashMap;
use diesel::prelude::*; use sqlx::{query, query_as, PgPool};
use diesel_async::pg::AsyncPgConnection;
use diesel_async::RunQueryDsl;
use uuid::Uuid; use uuid::Uuid;
use crate::{models::*, schema}; use crate::models::{Item, ItemClass, NewItemClass};
pub async fn add( pub async fn add(pool: &PgPool, new_item_class: NewItemClass) -> Result<ItemClass, sqlx::Error> {
conn: &mut AsyncPgConnection, query_as!(
new_item_class: NewItemClass, ItemClass,
) -> Result<ItemClass, diesel::result::Error> { "INSERT INTO item_classes (name, parent) VALUES ($1, $2) RETURNING *",
diesel::insert_into(schema::item_classes::table) new_item_class.name,
.values(new_item_class) new_item_class.parent
.returning(ItemClass::as_returning()) )
.get_result(conn) .fetch_one(pool)
.await .await
} }
pub async fn get( pub async fn get(pool: &PgPool, id: Uuid) -> Result<ItemClass, sqlx::Error> {
conn: &mut AsyncPgConnection, query_as!(ItemClass, "SELECT * FROM item_classes WHERE id = $1", id)
id: Uuid, .fetch_one(pool)
) -> Result<ItemClass, diesel::result::Error> {
schema::item_classes::table
.filter(schema::item_classes::id.eq(id))
.select(ItemClass::as_select())
.first(conn)
.await .await
} }
pub async fn get_all( pub async fn get_all(pool: &PgPool) -> Result<Vec<ItemClass>, sqlx::Error> {
conn: &mut AsyncPgConnection, query_as!(ItemClass, "SELECT * FROM item_classes")
) -> Result<Vec<ItemClass>, diesel::result::Error> { .fetch_all(pool)
schema::item_classes::table
.select(ItemClass::as_select())
.load(conn)
.await .await
} }
pub async fn get_all_as_map( pub async fn get_all_as_map(pool: &PgPool) -> Result<HashMap<Uuid, ItemClass>, sqlx::Error> {
conn: &mut AsyncPgConnection, Ok(get_all(pool)
) -> Result<HashMap<Uuid, ItemClass>, diesel::result::Error> {
Ok(get_all(conn)
.await? .await?
.into_iter() .into_iter()
.map(|ic| (ic.id, ic)) .map(|ic| (ic.id, ic))
@ -53,44 +41,41 @@ pub async fn get_all_as_map(
} }
pub async fn update( pub async fn update(
conn: &mut AsyncPgConnection, pool: &PgPool,
id: Uuid, id: Uuid,
modified_item_class: NewItemClass, modified_item_class: NewItemClass,
) -> Result<ItemClass, diesel::result::Error> { ) -> Result<ItemClass, sqlx::Error> {
diesel::update(schema::item_classes::table.filter(schema::item_classes::id.eq(id))) query_as!(
.set(modified_item_class) ItemClass,
.returning(ItemClass::as_returning()) "UPDATE item_classes SET name = $2, parent = $3 WHERE id = $1 RETURNING *",
.get_result(conn) id,
modified_item_class.name,
modified_item_class.parent
)
.fetch_one(pool)
.await .await
} }
pub async fn items( pub async fn items(pool: &PgPool, id: Uuid) -> Result<Vec<Item>, sqlx::Error> {
conn: &mut AsyncPgConnection, query_as!(Item, "SELECT * FROM items WHERE class = $1", id)
id: Uuid, .fetch_all(pool)
) -> Result<Vec<Item>, diesel::result::Error> {
schema::items::table
.filter(schema::items::class.eq(id))
.select(Item::as_select())
.load(conn)
.await .await
} }
pub async fn delete(conn: &mut AsyncPgConnection, id: Uuid) -> Result<(), diesel::result::Error> { pub async fn delete(pool: &PgPool, id: Uuid) -> Result<(), sqlx::Error> {
let num_deleted = let res = query!("DELETE FROM item_classes WHERE id = $1", id)
diesel::delete(schema::item_classes::table.filter(schema::item_classes::id.eq(id))) .execute(pool)
.execute(conn)
.await?; .await?;
assert_eq!(num_deleted, 1); assert_eq!(res.rows_affected(), 1);
Ok(()) Ok(())
} }
pub async fn children( pub async fn children(pool: &PgPool, id: Uuid) -> Result<Vec<ItemClass>, sqlx::Error> {
conn: &mut AsyncPgConnection, query_as!(
id: Uuid, ItemClass,
) -> Result<Vec<ItemClass>, diesel::result::Error> { "SELECT * FROM item_classes WHERE parent = $1",
schema::item_classes::table id
.filter(schema::item_classes::parent.eq(id)) )
.select(ItemClass::as_select()) .fetch_all(pool)
.load(conn)
.await .await
} }

View file

@ -2,15 +2,10 @@
// //
// SPDX-License-Identifier: AGPL-3.0-or-later // SPDX-License-Identifier: AGPL-3.0-or-later
use diesel::prelude::*;
use serde::{Deserialize, Serialize}; use serde::{Deserialize, Serialize};
use uuid::Uuid; use uuid::Uuid;
use crate::schema::*; #[derive(Clone, Debug, Serialize, sqlx::FromRow)]
#[derive(Clone, Debug, Queryable, Selectable, Insertable, Serialize)]
#[diesel(table_name = items)]
#[diesel(check_for_backend(diesel::pg::Pg))]
pub struct Item { pub struct Item {
pub id: Uuid, pub id: Uuid,
pub name: Option<String>, pub name: Option<String>,
@ -18,10 +13,7 @@ pub struct Item {
pub class: Uuid, pub class: Uuid,
} }
#[derive(Debug, Insertable, Deserialize, AsChangeset)] #[derive(Debug, Deserialize)]
#[diesel(table_name = items)]
#[diesel(check_for_backend(diesel::pg::Pg))]
#[diesel(treat_none_as_null = true)]
pub struct NewItem { pub struct NewItem {
#[serde(default)] #[serde(default)]
pub name: Option<String>, pub name: Option<String>,
@ -30,9 +22,7 @@ pub struct NewItem {
pub class: Uuid, pub class: Uuid,
} }
#[derive(Clone, Debug, Queryable, Selectable, Insertable, Serialize)] #[derive(Clone, Debug, Serialize)]
#[diesel(table_name = item_classes)]
#[diesel(check_for_backend(diesel::pg::Pg))]
pub struct ItemClass { pub struct ItemClass {
pub id: Uuid, pub id: Uuid,
pub name: String, pub name: String,
@ -40,10 +30,7 @@ pub struct ItemClass {
pub parent: Option<Uuid>, pub parent: Option<Uuid>,
} }
#[derive(Debug, Insertable, Deserialize, AsChangeset)] #[derive(Debug, Deserialize)]
#[diesel(table_name = item_classes)]
#[diesel(check_for_backend(diesel::pg::Pg))]
#[diesel(treat_none_as_null = true)]
pub struct NewItemClass { pub struct NewItemClass {
pub name: String, pub name: String,
#[serde(default)] #[serde(default)]

View file

@ -1,32 +0,0 @@
// SPDX-FileCopyrightText: 2024 Simon Bruder <simon@sbruder.de>
//
// SPDX-License-Identifier: AGPL-3.0-or-later
diesel::table! {
items (id) {
id -> Uuid,
name -> Nullable<Varchar>,
parent -> Nullable<Uuid>,
class -> Uuid,
}
}
diesel::table! {
item_tree (id) {
id -> Uuid,
parents -> Array<Uuid>,
}
}
diesel::table! {
item_classes (id) {
id -> Uuid,
name -> Varchar,
parent -> Nullable<Uuid>,
}
}
diesel::joinable!(items -> item_classes (class));
diesel::allow_tables_to_appear_in_same_query!(item_classes, items);
diesel::allow_tables_to_appear_in_same_query!(items, item_tree);