#!/usr/bin/env node

// Node.js Test Runner for Dragon Code V2.6
// Loads all dependencies and runs tests in Node environment

const fs = require('fs');
const path = require('path');

// Simulate browser environment
global.window = {};

// Load dependencies
function loadScript(filename) {
    const filepath = path.join(__dirname, '..', filename);
    const content = fs.readFileSync(filepath, 'utf8');
    eval(content);
}

// Load all JS files
try {
    loadScript('js/species-data.js');
    loadScript('js/tags-data.js');
    loadScript('js/parser.js');
    loadScript('js/decoder.js');

    // Load test files
    const testDataPath = path.join(__dirname, 'test-data.js');
    const testData = fs.readFileSync(testDataPath, 'utf8');
    eval(testData);

    const testRunnerPath = path.join(__dirname, 'test-runner.js');
    const testRunner = fs.readFileSync(testRunnerPath, 'utf8');
    eval(testRunner);

} catch (error) {
    console.error('Error loading scripts:', error.message);
    process.exit(1);
}

// Run tests
console.log('='.repeat(80));
console.log('Dragon Code V2.6 - Automated Test Suite');
console.log('='.repeat(80));
console.log('');

const runner = new TestRunner();
const results = runner.runAll();
const summary = runner.generateSummary();

console.log('');
console.log('='.repeat(80));
console.log('DETAILED FAILURES');
console.log('='.repeat(80));
console.log('');

// Show only failures
let failureCount = 0;
results.details.forEach(detail => {
    if (!detail.passed) {
        failureCount++;
        console.log(`[${detail.category.toUpperCase()}] ${detail.test}`);
        console.log(`  Expected: ${JSON.stringify(detail.expected)}`);
        console.log(`  Got:      ${detail.actual || 'null'}`);
        if (detail.error) {
            console.log(`  Error:    ${detail.error}`);
        }
        console.log('');
    }
});

if (failureCount === 0) {
    console.log('🎉 All tests passed! No failures to report.');
}

console.log('');
console.log('='.repeat(80));
console.log('SUMMARY BY CATEGORY');
console.log('='.repeat(80));
console.log('');

// Group by category and show stats
const categoryStats = {};
results.details.forEach(detail => {
    if (!categoryStats[detail.category]) {
        categoryStats[detail.category] = { passed: 0, failed: 0, total: 0 };
    }
    categoryStats[detail.category].total++;
    if (detail.passed) {
        categoryStats[detail.category].passed++;
    } else {
        categoryStats[detail.category].failed++;
    }
});

for (const [category, stats] of Object.entries(categoryStats)) {
    const passRate = ((stats.passed / stats.total) * 100).toFixed(1);
    const status = stats.failed === 0 ? '✓' : '✗';
    console.log(`${status} ${category.padEnd(20)} ${stats.passed}/${stats.total} (${passRate}%)`);
}

console.log('');
console.log('='.repeat(80));

// Write results to file
const outputPath = path.join(__dirname, 'test-results.json');
fs.writeFileSync(outputPath, JSON.stringify({
    summary,
    results: results.details,
    categoryStats
}, null, 2));

console.log(`\nDetailed results written to: ${outputPath}`);

// Exit with error code if tests failed
process.exit(results.failed > 0 ? 1 : 0);