How do I get past the troll

Hint 1 of 9:

Give him a useless and misleading item.

Hint 2 of 9:

Have you been in the bar's kitchen?

Hint 3 of 9:

And have you opened the door to the outside?

Hint 4 of 9:

If you want to be agood pirate, you have to be cruel to animals.

Hint 5 of 9:

Step on the loose plank a few times.

Hint 6 of 9:

Once the bird flies away, take the fish.