What presuppositions, entailments, and implicatures can be inferred from the statement "I will attend the party if my friend is there"?

The statement "I will attend the party if my friend is there" implies that the speaker's attendance is dependent on their friend being present. This suggests a presupposition that the friend's presence is important to the speaker. The entailment is that if the friend is not there, the speaker will not attend the party. The implicature is that the speaker values their friend's company and may not enjoy the party as much without them.