import db from './src/lib/db.js';

console.log('Testing contacts query...\n');

try {
	// Test 1: Basic query
	console.log('Test 1: Basic contact query');
	const basic = db.prepare('SELECT contact_id, name FROM contacts WHERE is_active = 1 LIMIT 3').all();
	console.log('✓ Basic query works:', basic.length, 'contacts\n');
	
	// Test 2: With LEFT JOIN
	console.log('Test 2: With project_contacts join');
	const withJoin = db.prepare(`
		SELECT c.contact_id, c.name, COUNT(pc.project_id) as count
		FROM contacts c
		LEFT JOIN project_contacts pc ON c.contact_id = pc.contact_id
		WHERE c.is_active = 1
		GROUP BY c.contact_id
		LIMIT 3
	`).all();
	console.log('✓ Join query works:', withJoin.length, 'contacts\n');
	
	// Test 3: With both joins
	console.log('Test 3: With both joins (no CASE)');
	const bothJoins = db.prepare(`
		SELECT c.contact_id, c.name, COUNT(p.project_id) as count
		FROM contacts c
		LEFT JOIN project_contacts pc ON c.contact_id = pc.contact_id
		LEFT JOIN projects p ON pc.project_id = p.project_id
		WHERE c.is_active = 1
		GROUP BY c.contact_id
		LIMIT 3
	`).all();
	console.log('✓ Both joins work:', bothJoins.length, 'contacts\n');
	
	// Test 4: With CASE statement
	console.log('Test 4: With CASE statement');
	const withCase = db.prepare(`
		SELECT c.contact_id, c.name,
			COUNT(DISTINCT CASE WHEN p.is_deleted = 0 THEN p.project_id ELSE NULL END) as count
		FROM contacts c
		LEFT JOIN project_contacts pc ON c.contact_id = pc.contact_id
		LEFT JOIN projects p ON pc.project_id = p.project_id
		WHERE c.is_active = 1
		GROUP BY c.contact_id
		LIMIT 3
	`).all();
	console.log('✓ CASE query works:', withCase.length, 'contacts');
	withCase.forEach(c => console.log(`  ${c.name}: ${c.count} active projects`));
	
} catch (error) {
	console.error('❌ Query failed:', error.message);
	console.error(error.stack);
}