use crate::{
    apub::actions::{UndoAcceptFollow, UndoFollow},
    Action, Context, Error, Outbound, Required,
};

impl Action for UndoFollow {
    fn perform(&self, context: &Context) -> Result<Option<Box<dyn Outbound + Send>>, Error> {
        let opt = context.store.view.follows.remove(self.follow_id)?;
        let accept_apub_id = context.apub.apub_for_follow(self.follow_id)?.req()?;
        context.apub.delete_object(&accept_apub_id)?;
        context.apub.delete_object(&self.follow_apub_id)?;

        if let Some(undo_follow) = opt {
            if context.is_local(undo_follow.0.right)? {
                return Ok(Some(Box::new(crate::apub::results::UndoFollow {
                    follow_apub_id: self.follow_apub_id.clone(),
                    profile_id: undo_follow.0.right,
                    followed_id: undo_follow.0.left,
                })));
            }
        }

        Ok(None)
    }
}

impl Action for UndoAcceptFollow {
    fn perform(&self, context: &Context) -> Result<Option<Box<dyn Outbound + Send>>, Error> {
        let opt = context.store.view.follows.remove(self.follow_id)?;
        let accept_apub_id = context.apub.apub_for_follow(self.follow_id)?.req()?;
        context.apub.delete_object(&accept_apub_id)?;
        context.apub.delete_object(&self.follow_apub_id)?;

        if let Some(undo_follow) = opt {
            if context.is_local(undo_follow.0.right)? {
                return Ok(Some(Box::new(crate::apub::results::UndoAcceptFollow {
                    accept_apub_id,
                    profile_id: undo_follow.0.left,
                    requester_id: undo_follow.0.right,
                })));
            }
        }

        Ok(None)
    }
}