use sea_orm::entity::prelude::*;
use serde::{Deserialize, Serialize};

#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Serialize, Deserialize)]
#[sea_orm(table_name = "departments")]
pub struct Model {
    #[sea_orm(primary_key, auto_increment = false)]
    pub id: Uuid,
    pub tenant_id: Uuid,
    pub org_id: Uuid,
    pub name: String,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub code: Option<String>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub parent_id: Option<Uuid>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub manager_id: Option<Uuid>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub path: Option<String>,
    pub sort_order: i32,
    pub created_at: DateTimeUtc,
    pub updated_at: DateTimeUtc,
    pub created_by: Uuid,
    pub updated_by: Uuid,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub deleted_at: Option<DateTimeUtc>,
    pub version: i32,
}

#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
pub enum Relation {
    #[sea_orm(
        belongs_to = "super::organization::Entity",
        from = "Column::OrgId",
        to = "super::organization::Column::Id",
        on_delete = "Restrict"
    )]
    Organization,
    #[sea_orm(has_many = "super::position::Entity")]
    Position,
    #[sea_orm(
        belongs_to = "super::user::Entity",
        from = "Column::ManagerId",
        to = "super::user::Column::Id",
        on_delete = "SetNull"
    )]
    Manager,
}

impl Related<super::organization::Entity> for Entity {
    fn to() -> RelationDef {
        Relation::Organization.def()
    }
}

impl Related<super::position::Entity> for Entity {
    fn to() -> RelationDef {
        Relation::Position.def()
    }
}

impl Related<super::user::Entity> for Entity {
    fn to() -> RelationDef {
        Relation::Manager.def()
    }
}

impl ActiveModelBehavior for ActiveModel {}