use crate::{DateTimeUtc, ProjectId, UserId};
use sea_orm::entity::prelude::*;
use serde::{Deserialize, Serialize};

#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize, DeriveEntityModel)]
#[sea_orm(table_name = "ai_conversation")]
pub struct Model {
    #[sea_orm(primary_key)]
    pub id: Uuid,
    pub user_id: UserId,
    pub project_id: Option<ProjectId>,
    pub scope: String,
    pub title: Option<String>,
    pub model: String,
    pub model_config: Option<Json>,
    pub status: String,
    pub root_message_id: Option<Uuid>,
    pub fork_count: i32,
    pub is_shared: bool,
    pub message_count: i32,
    pub token_usage_total: Option<i32>,
    /// Who can see this chat: "owner" | "admin" | "member"
    pub access_visibility: String,
    /// Who can send messages: "owner" | "admin" | "member"
    pub can_ask: String,
    /// Project-unique sequential number for this chat
    pub project_uid: Option<i32>,
    /// AI model UUID selected for this chat
    pub model_uid: Option<Uuid>,
    /// AI model display name (e.g. "Claude Sonnet 4")
    pub model_name: Option<String>,
    pub created_at: DateTimeUtc,
    pub updated_at: DateTimeUtc,
}

#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
pub enum Relation {}

impl ActiveModelBehavior for ActiveModel {}