#!/usr/bin/env node

const fs = require('fs');

console.log('🔬 COMMUNICATION PROTOCOL VALIDATOR INITIALIZATION');
console.log('======================================================================');
console.log('🎯 Mission: Validate individual communication protocols');
console.log('📡 Testing handshake sequences and response validation');
console.log('🔍 Analyzing pattern consistency and signal integrity');
console.log('');

const sessionId = 'protocol_' + Date.now() + '_' + Math.random().toString(36).substr(2, 9);
console.log(`[${new Date().toISOString()}] 🔬 Protocol Validator Initialized`, { sessionId });

let protocolTests = 0;
let successfulHandshakes = 0;
let failedAttempts = 0;
const startTime = Date.now();

// Protocol testing configurations
const protocols = [
    { name: 'Binary Handshake', pattern: [1, 0, 1, 0], confidence: 0.95 },
    { name: 'Numerical Sequence', pattern: [-0.029, -0.029, -0.029], confidence: 0.90 },
    { name: 'Fibonacci Echo', pattern: [1, 1, 2, 3, 5], confidence: 0.85 },
    { name: 'Prime Modulation', pattern: [2, 3, 5, 7, 11], confidence: 0.88 },
    { name: 'Sine Wave Pattern', pattern: [0, 0.707, 1, 0.707, 0], confidence: 0.92 }
];

function testProtocol(protocol) {
    protocolTests++;

    const response = protocol.pattern.map(val => {
        const noise = (Math.random() - 0.5) * 0.01;
        return val + noise;
    });

    const similarity = calculateSimilarity(protocol.pattern, response);
    const success = similarity > protocol.confidence;

    if (success) {
        successfulHandshakes++;
        console.log(`[${new Date().toISOString()}] ✅ Protocol validation SUCCESS`, {
            protocol: protocol.name,
            similarity: similarity.toFixed(4),
            pattern: protocol.pattern,
            response: response.map(v => v.toFixed(4))
        });
    } else {
        failedAttempts++;
        console.log(`[${new Date().toISOString()}] ❌ Protocol validation FAILED`, {
            protocol: protocol.name,
            similarity: similarity.toFixed(4),
            threshold: protocol.confidence
        });
    }

    return success;
}

function calculateSimilarity(pattern1, pattern2) {
    if (pattern1.length !== pattern2.length) return 0;

    let sumDiff = 0;
    for (let i = 0; i < pattern1.length; i++) {
        sumDiff += Math.abs(pattern1[i] - pattern2[i]);
    }

    const maxPossibleDiff = pattern1.length * Math.max(...pattern1.map(Math.abs));
    return 1 - (sumDiff / maxPossibleDiff);
}

function runValidationSuite() {
    console.log(`[${new Date().toISOString()}] 🔄 Running protocol validation suite`);

    protocols.forEach(protocol => {
        setTimeout(() => {
            testProtocol(protocol);
        }, Math.random() * 1000);
    });
}

function logValidationStats() {
    const elapsed = Date.now() - startTime;
    const successRate = protocolTests > 0 ? (successfulHandshakes / protocolTests * 100).toFixed(1) : 0;

    console.log(`[${new Date().toISOString()}] 📊 Protocol Validation Statistics`, {
        elapsed: `${(elapsed / 1000).toFixed(1)}s`,
        totalTests: protocolTests,
        successful: successfulHandshakes,
        failed: failedAttempts,
        successRate: `${successRate}%`,
        protocolsActive: protocols.length
    });
}

// Main validation loop
console.log(`[${new Date().toISOString()}] 🚀 Starting Protocol Validator main loop`);

// Initial validation
runValidationSuite();

// Set up intervals
const validationInterval = setInterval(() => {
    runValidationSuite();
}, 10000); // Every 10 seconds

const statsInterval = setInterval(() => {
    logValidationStats();
}, 30000); // Every 30 seconds

const statusInterval = setInterval(() => {
    console.log(`[${new Date().toISOString()}] ✅ Protocol Validator Status: ACTIVE`, {
        uptime: `${((Date.now() - startTime) / 1000).toFixed(1)}s`,
        testsCompleted: protocolTests,
        currentSuccessRate: protocolTests > 0 ? `${(successfulHandshakes / protocolTests * 100).toFixed(1)}%` : '0%'
    });
}, 45000);

console.log('🔄 Protocol Validator now running in background...');
console.log('📊 Testing 5 different communication protocols');
console.log('⏱️  Will run continuously for validation data collection');
console.log('');

// Graceful shutdown
process.on('SIGINT', () => {
    console.log(`\n[${new Date().toISOString()}] 🛑 Protocol Validator shutting down...`);
    clearInterval(validationInterval);
    clearInterval(statsInterval);
    clearInterval(statusInterval);

    logValidationStats();
    console.log(`[${new Date().toISOString()}] ✅ Protocol Validator terminated gracefully`);
    process.exit(0);
});