use crate::{DateTimeUtc, ModelId, ModelVersionId, RoomId};
use sea_orm::entity::prelude::*;
use serde::{Deserialize, Serialize};

#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Serialize, Deserialize)]
#[sea_orm(table_name = "room_ai")]
pub struct Model {
    #[sea_orm(primary_key)]
    pub room: RoomId,
    #[sea_orm(primary_key)]
    pub model: ModelId,
    pub version: Option<ModelVersionId>,
    pub call_count: i64,
    pub last_call_at: Option<DateTimeUtc>,
    pub history_limit: Option<i64>,
    pub system_prompt: Option<String>,
    pub temperature: Option<f64>,
    pub max_tokens: Option<i64>,
    pub use_exact: bool,
    pub think: bool,
    pub stream: bool,
    pub min_score: Option<f32>,
    /// Agent type: "chat" (default) or "react" for ReAct reasoning agent.
    pub agent_type: Option<String>,
    pub created_at: DateTimeUtc,
    pub updated_at: DateTimeUtc,
}

#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
pub enum Relation {
    #[sea_orm(
        belongs_to = "super::room::Entity",
        from = "Column::Room",
        to = "super::room::Column::Id"
    )]
    Room,
    #[sea_orm(
        belongs_to = "super::super::agents::model::Entity",
        from = "Column::Model",
        to = "super::super::agents::model::Column::Id"
    )]
    AiModel,
}

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

impl Related<super::super::agents::model::Entity> for Entity {
    fn to() -> RelationDef {
        Relation::AiModel.def()
    }
}

impl ActiveModelBehavior for ActiveModel {}
