use async_trait::async_trait;
use tokio::sync::Mutex;
use crate::error::Result;
use crate::interfaces::brain::{BrainContext, BrainEvent, BrainPlugin};
#[derive(Debug, Clone)]
pub struct CoordinationDecision {
pub strategy: String,
pub agents_needed: u8,
}
pub struct MultiAgentCoordinationBrain {
last_decision: Mutex<Option<CoordinationDecision>>,
}
impl MultiAgentCoordinationBrain {
pub fn new() -> Self {
Self {
last_decision: Mutex::new(None),
}
}
pub async fn last_decision(&self) -> Option<CoordinationDecision> {
let guard = self.last_decision.lock().await;
guard.clone()
}
fn decide(message: &str) -> CoordinationDecision {
let lower = message.to_lowercase();
if lower.contains("complex") || lower.contains("multi-step") {
return CoordinationDecision {
strategy: "parallel".to_string(),
agents_needed: 3,
};
}
CoordinationDecision {
strategy: "single".to_string(),
agents_needed: 1,
}
}
}
#[async_trait]
impl BrainPlugin for MultiAgentCoordinationBrain {
fn name(&self) -> &str {
"multi_agent_coordination"
}
fn description(&self) -> &str {
"Suggests when to use multiple agents"
}
async fn on_event(&self, event: BrainEvent, _ctx: &BrainContext) -> Result<()> {
if let BrainEvent::UserMessage { text, .. } = event {
let decision = Self::decide(&text);
let mut guard = self.last_decision.lock().await;
*guard = Some(decision);
}
Ok(())
}
}