class MemoryOptimizer {
    constructor(options = {}) {
        this.threshold = options.threshold || 0.3;
        this.decayRate = options.decayRate || 0.01;
        this.lastRun = Date.now();
        this.blackboard = options.blackboard || null;
    }

    optimize(memories) {
        const now = Date.now();
        const elapsed = (now - this.lastRun) / 1000;
        this.lastRun = now;

        const result = memories.map(m => {
            const decay = (m.importance || 1) * this.decayRate * elapsed;
            return { ...m, strength: Math.max(0, (m.strength || 1) - decay) };
        }).filter(m => m.strength > this.threshold || m.locked);

        if (this.blackboard) {
            this.blackboard.write('memory_count', result.length, 'MemoryOptimizer');
            this.blackboard.write('optimization_last_run', now, 'MemoryOptimizer');
        }

        return result;
    }
}
export default MemoryOptimizer;