It depends on what you're aiming for. If you're a completionist, the Online community is slowly dying and non FFA & TDM matches are harder to find by the week. They're also very long to get if you're boosting them completely.
Single Player wise, you won't regret the purchase as it's a roller coaster from beginning to end compared to most squad shooter campaigns. But if that's your only set, then purchasing it at this time isn't really worth it unless you don't have any other purchases in mind.