// 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,
        user::{PasswordHash, User, UserId},
    },
};

#[derive(Deserialize, ToSchema)]
pub(crate) struct UserStub {
    /// The name of the new user.
    pub(crate) name: String,

    /// The password of the new user.
    pub(crate) password: String,

    /// An optional description of the new user.
    #[schema(nullable = false)]
    pub(crate) description: Option<String>,
}

/// Register an new User
#[utoipa::path(
    responses(
        (
            status = OK,
            description = "User successfully registered in database",
            body = UserId,
        ),
        (
            status = UNAUTHORIZED,
            description = "You did not login before calling this endpoint",
        ),
        (
            status = INTERNAL_SERVER_ERROR,
            description = "Server encountered error",
            body = String,
        )
    ),
    request_body = UserStub,
)]
#[post("/user/new")]
pub(crate) async fn register_user(
    app: web::Data<App>,
    new_user: web::Json<UserStub>,
    _user: Identity,
) -> Result<impl Responder> {
    let user = new_user.into_inner();

    let mut ops = Operations::new("register user");

    let password_hash = PasswordHash::from_password(&user.password);
    let user = User::register(user.name, password_hash, user.description, &mut ops);

    ops.apply(&app).await?;

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