Baked Cheesy Rigatoni

• 500 g Rigatoni Pasta
• 2 tbsp extra virgin olive oil
• 1 brown onion, finely chopped
• 3 garlic cloves, grated
• 800 g diced tomatoes
• 400 g tinned cherry tomatoes
• 200 g semi-dried tomatoes
• 60 g baby spinach
• 370 g tinned tuna in oil
• 1 cup shredded cheese
• 0.5 cup fresh parsley, roughly chopped