// 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 actix_identity::Identity;
use actix_web::{HttpResponse, Responder, Result, post, web};
use serde::Deserialize;
use utoipa::ToSchema;

use crate::{
    app::App,
    storage::sql::{
        insert::Operations,
        product_parent::{ProductParent, ProductParentId},
    },
};

#[derive(Deserialize, ToSchema)]
struct ProductParentStub {
    /// The name of the product parent
    name: String,

    /// A description.
    #[schema(nullable = false)]
    description: Option<String>,

    /// A parent of this product parent, otherwise the parent will be the root of the parent tree.
    #[schema(nullable = false)]
    parent: Option<ProductParentId>,
}

/// Register a product parent
#[utoipa::path(
    responses(
        (
            status = OK,
            description = "Product parent successfully registered in database",
            body = ProductParentId,
        ),
        (
            status = UNAUTHORIZED,
            description = "You did not login before calling this endpoint",
        ),
        (
            status = INTERNAL_SERVER_ERROR,
            description = "Server encountered error",
            body = String,
        )
    ),
    request_body = ProductParentStub,
)]
#[post("/product_parent/new")]
pub(crate) async fn register_product_parent(
    app: web::Data<App>,
    product_stub: web::Json<ProductParentStub>,
    _user: Identity,
) -> Result<impl Responder> {
    let product_stub = product_stub.into_inner();
    let mut ops = Operations::new("register product parent");

    let product = ProductParent::register(
        product_stub.name,
        product_stub.description,
        product_stub.parent,
        &mut ops,
    );

    ops.apply(&app).await?;

    Ok(HttpResponse::Ok().json(product.id))
}