// SPDX-FileCopyrightText: 2024 Simon Bruder <simon@sbruder.de>
//
// SPDX-License-Identifier: AGPL-3.0-or-later

use serde::{Deserialize, Serialize};
use time::OffsetDateTime;
use uuid::Uuid;

#[derive(Deserialize)]
pub enum EntityType {
    Item,
    ItemClass,
}

#[derive(Clone, Debug, Serialize, sqlx::FromRow)]
pub struct Item {
    pub id: Uuid,
    pub name: Option<String>,
    pub parent: Option<Uuid>,
    pub class: Uuid,
    #[serde(with = "time::serde::iso8601")]
    pub created_at: OffsetDateTime,
    pub short_id: i32,
}

#[derive(Debug, Deserialize)]
pub struct NewItem {
    #[serde(default)]
    pub name: Option<String>,
    #[serde(default)]
    pub parent: Option<Uuid>,
    pub class: Uuid,
}

// Its structure is not how it could ideally be
// (doubly nested Options where the original struct already has an Option>)
// because the intended usage (in a GET request parameter) does not allow such fine-grained types.
// TODO: this can be automated from NewItem with derive macro
#[derive(Debug, Deserialize)]
pub struct NewItemForm {
    #[serde(default)]
    pub name: Option<String>,
    #[serde(default)]
    pub parent: Option<Uuid>,
    pub class: Option<Uuid>,
}

#[derive(Clone, Debug, Serialize)]
pub struct ItemClass {
    pub id: Uuid,
    pub name: String,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub parent: Option<Uuid>,
    #[serde(with = "time::serde::iso8601")]
    pub created_at: OffsetDateTime,
}

#[derive(Debug, Deserialize)]
pub struct NewItemClass {
    pub name: String,
    #[serde(default)]
    pub parent: Option<Uuid>,
}

// see NewItemForm
#[derive(Debug, Deserialize)]
pub struct NewItemClassForm {
    pub name: Option<String>,
    #[serde(default)]
    pub parent: Option<Uuid>,
}