oxirs-chat 0.2.4

//! Context Management Components
//!
//! Topic tracking, importance scoring, summarization, and memory optimization.

use super::config::ContextConfig;
use super::types::*;
use crate::Message;
use anyhow::Result;
use std::time::SystemTime;

pub struct TopicTracker {
    _config: ContextConfig,
}

impl TopicTracker {
    pub fn new(_config: &ContextConfig) -> Self {
        Self {
            _config: _config.clone(),
        }
    }

    pub async fn process_message(&mut self, _message: &Message) -> Result<TopicUpdate> {
        Ok(TopicUpdate {
            new_topics: Vec::new(),
            topic_changes: Vec::new(),
            drift_detected: false,
        })
    }

    pub async fn get_current_topics(&self) -> Vec<Topic> {
        Vec::new()
    }

    pub async fn get_current_topic(&self) -> Option<String> {
        let topics = self.get_current_topics().await;
        topics.first().map(|topic| topic.name.clone())
    }

    pub async fn transition_to_topic(
        &mut self,
        topic: &str,
        _hint: Option<&str>,
    ) -> Result<TopicTransition> {
        Ok(TopicTransition {
            from_topic: None,
            to_topic: topic.to_string(),
            transition_reason: "User initiated".to_string(),
            confidence: 0.8,
            timestamp: SystemTime::now(),
        })
    }

    pub async fn topic_count(&self) -> usize {
        0
    }
}

pub struct ImportanceScorer {
    _config: ContextConfig,
}

impl ImportanceScorer {
    pub fn new(_config: &ContextConfig) -> Self {
        Self {
            _config: _config.clone(),
        }
    }

    pub async fn score_message(&self, _message: &Message) -> f32 {
        0.5
    }

    pub async fn update_for_context_switch(&mut self, _transition: &TopicTransition) -> Result<()> {
        Ok(())
    }

    pub async fn average_score(&self) -> f32 {
        0.5
    }
}

pub struct SummarizationEngine {
    _config: ContextConfig,
}

impl SummarizationEngine {
    pub fn new(_config: &ContextConfig) -> Self {
        Self {
            _config: _config.clone(),
        }
    }

    pub async fn summarize_messages(&self, _messages: &[Message]) -> Result<ContextSummary> {
        Ok(ContextSummary {
            text: "Summary placeholder".to_string(),
            key_points: vec!["Summary placeholder".to_string()],
            entities_mentioned: vec![],
            topics_covered: vec![],
            created_at: SystemTime::now(),
        })
    }

    pub async fn summarization_count(&self) -> usize {
        0
    }
}

pub struct MemoryOptimizer {
    _config: ContextConfig,
}

impl MemoryOptimizer {
    pub fn new(_config: &ContextConfig) -> Self {
        Self {
            _config: _config.clone(),
        }
    }

    pub async fn optimize_context(
        &mut self,
        _window: &mut ContextWindow,
    ) -> Result<OptimizationUpdate> {
        Ok(OptimizationUpdate {
            memory_saved: 0,
            operations_performed: vec![],
            efficiency_improvement: 0.0,
        })
    }

    pub async fn optimization_count(&self) -> usize {
        0
    }
}