use uuid::Uuid;

use crate::error::AppError;
use crate::models::channels::ChannelEvent;
use crate::service::ImService;

use super::session::ImSession;

impl ImService {
    pub async fn audit_list(
        &self,
        _ctx: &ImSession,
        channel_id: Uuid,
        limit: i64,
        offset: i64,
    ) -> Result<Vec<ChannelEvent>, AppError> {
        let limit = limit.clamp(1, 100);
        let offset = offset.max(0);
        sqlx::query_as::<_, ChannelEvent>(
            "SELECT id, channel_id, actor_id, event_type, target_type, target_id, \
             old_value, new_value, metadata, created_at \
             FROM channel_event WHERE channel_id = $1 \
             ORDER BY created_at DESC LIMIT $2 OFFSET $3",
        )
        .bind(channel_id)
        .bind(limit)
        .bind(offset)
        .fetch_all(self.ctx.db.reader())
        .await
        .map_err(AppError::Database)
    }
}