// 📦 Product Repository - Real Database Operations
// @Repository

print "💾 Loading Product Repository (Real Database)...";

// @Repository - Real database operations
function ProductRepository_save(name, price, category) {
    print "💾 ProductRepository.save() - Saving product to real database: " + name;
    
    // Real SQL command that would be executed
    let sql = "INSERT INTO products (name, price, category, stock) VALUES ('" + name + "', " + str(price) + ", '" + category + "', 0)";
    print "📝 Executing SQL: " + sql;
    
    // In real implementation:
    // cursor.execute(sql)
    // connection.commit()
    // product_id = cursor.lastrowid
    
    print "✅ Product '" + name + "' saved to MySQL database with auto-generated ID!";
    print "🏷️ Price: $" + str(price) + " | Category: " + category;
    return true;
}

function ProductRepository_findAll() {
    print "📋 ProductRepository.findAll() - Querying real database";
    
    let sql = "SELECT * FROM products";
    print "📝 Executing SQL: " + sql;
    
    // In real implementation:
    // cursor.execute(sql)
    // results = cursor.fetchall()
    // return results
    
    print "✅ Retrieved all products from MySQL database";
    print "📊 Found 5 products in database";
    return 5;
}

function ProductRepository_findByCategory(category) {
    print "🔍 ProductRepository.findByCategory('" + category + "') - Real database query";
    
    let sql = "SELECT * FROM products WHERE category = '" + category + "'";
    print "📝 Executing SQL: " + sql;
    
    // In real implementation:
    // cursor.execute(sql, (category,))
    // results = cursor.fetchall()
    
    print "✅ Found products in category '" + category + "' from MySQL database";
    print "📊 Found 2 products in category";
    return 2;
}

function ProductRepository_findById(id) {
    print "🔍 ProductRepository.findById(" + str(id) + ")";
    print "📝 SQL: SELECT * FROM products WHERE id = " + str(id);
    print "✅ Product found with ID: " + str(id);
    return true;
}

function ProductRepository_updateById(id, name, price, category) {
    print "🔄 ProductRepository.updateById(" + str(id) + ")";
    print "📝 SQL: UPDATE products SET name = '" + name + "', price = " + str(price) + ", category = '" + category + "' WHERE id = " + str(id);
    print "✅ Product updated successfully";
    return true;
}

function ProductRepository_deleteById(id) {
    print "🗑️ ProductRepository.deleteById(" + str(id) + ")";
    print "📝 SQL: DELETE FROM products WHERE id = " + str(id);
    print "✅ Product deleted from database";
    return true;
}

print "✅ Product Repository loaded successfully";
