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// rocie - An enterprise grocery management system
//
// Copyright (C) 2026 Benedikt Peetz <benedikt.peetz@b-peetz.de>
// SPDX-License-Identifier: GPL-3.0-or-later
//
// This file is part of Rocie.
//
// You should have received a copy of the License along with this program.
// If not, see <https://www.gnu.org/licenses/gpl-3.0.txt>.
use crate::{
app::App,
storage::sql::{
barcode::{Barcode, BarcodeId},
unit::{UnitAmount, UnitId},
},
};
use sqlx::query;
impl Barcode {
pub(crate) async fn from_id(app: &App, id: BarcodeId) -> Result<Option<Self>, from_id::Error> {
let db_id = id.to_db();
let record = query!(
"
SELECT product_id, amount, unit
FROM barcodes
WHERE id = ?
",
db_id
)
.fetch_optional(&app.db)
.await?;
if let Some(record) = record {
Ok(Some(Self {
id,
amount: UnitAmount {
value: u32::try_from(record.amount).expect("Is strictly positive"),
unit: UnitId::from_db(&record.unit),
},
}))
} else {
Ok(None)
}
}
}
pub(crate) mod from_id {
use actix_web::ResponseError;
#[derive(thiserror::Error, Debug)]
pub(crate) enum Error {
#[error("Failed to execute the sql query")]
SqlError(#[from] sqlx::Error),
}
impl ResponseError for Error {}
}
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