oxirs-chat 0.2.4

//! Unified chat coordinator stub implementation

use anyhow::Result;
use serde::{Deserialize, Serialize};
use std::time::SystemTime;

use super::config::{CoordinationStrategy, UnifiedOptimizationConfig};

/// An event generated by the coordination system
#[derive(Debug, Clone)]
pub struct CoordinationEvent {
    pub timestamp: SystemTime,
    pub strategy: CoordinationStrategy,
    pub components: Vec<String>,
    pub performance_impact: f64,
}

/// Summary of observed user behavior patterns
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct UserBehaviorSummary {
    pub total_interactions: usize,
    pub dominant_patterns: Vec<String>,
    pub engagement_level: f64,
    pub preferred_interaction_style: String,
}

/// Unified chat coordinator
///
/// Coordinates optimization strategies across multiple chat components.
/// Full implementation pending scirs2-core API stabilization.
#[derive(Debug)]
pub struct UnifiedChatCoordinator {
    config: UnifiedOptimizationConfig,
    events: Vec<CoordinationEvent>,
}

impl UnifiedChatCoordinator {
    /// Create a new unified chat coordinator
    pub async fn new(config: UnifiedOptimizationConfig) -> Result<Self> {
        Ok(Self {
            config,
            events: Vec::new(),
        })
    }

    /// Get the current configuration
    pub fn config(&self) -> &UnifiedOptimizationConfig {
        &self.config
    }

    /// Record a coordination event
    pub fn record_event(&mut self, event: CoordinationEvent) {
        self.events.push(event);
        // Keep last 1000 events
        if self.events.len() > 1000 {
            self.events.remove(0);
        }
    }

    /// Get recent coordination events
    pub fn recent_events(&self, limit: usize) -> &[CoordinationEvent] {
        let start = if self.events.len() > limit {
            self.events.len() - limit
        } else {
            0
        };
        &self.events[start..]
    }

    /// Get user behavior summary (stub)
    pub fn get_behavior_summary(&self) -> UserBehaviorSummary {
        UserBehaviorSummary {
            total_interactions: 0,
            dominant_patterns: Vec::new(),
            engagement_level: 0.0,
            preferred_interaction_style: "unknown".to_string(),
        }
    }
}