use crate::{
    apub::actions::{CreateProfile, DeleteProfile, DeleteSubmission, UpdateProfile},
    Action, Context, Error, Required,
};

impl Action for CreateProfile {
    fn perform(&self, context: &Context) -> Result<(), Error> {
        let profile = context.store.profiles.create(
            self.owner_source.clone(),
            &self.handle,
            &self.domain,
            self.published,
        )?;

        let mut changes = profile.update();
        changes.login_required(self.login_required);
        if let Some(display_name) = &self.display_name {
            changes.display_name(display_name);
        }
        if let Some(description) = &self.description {
            changes.description(description);
        }
        let profile = context.store.profiles.update(&changes)?;

        let mut changes = profile.update_images();
        if let Some(banner) = self.banner {
            if let Ok(Some(file)) = context.store.files.by_id(banner) {
                changes.banner(&file);
            }
        }
        if let Some(icon) = self.icon {
            if let Ok(Some(file)) = context.store.files.by_id(icon) {
                changes.banner(&file);
            }
        }
        let profile = context.store.profiles.update_images(&changes)?;

        context
            .apub
            .store_public_key(profile.id(), &self.public_key_id, &self.public_key)?;
        context.apub.profile(&self.apub_id, profile.id())?;

        Ok(())
    }
}

impl Action for UpdateProfile {
    fn perform(&self, context: &Context) -> Result<(), Error> {
        let profile = context.store.profiles.by_id(self.profile_id)?.req()?;

        let mut changes = profile.update();
        changes.login_required(self.login_required);
        if let Some(display_name) = &self.display_name {
            changes.display_name(display_name);
        }
        if let Some(description) = &self.description {
            changes.description(description);
        }
        let profile = context.store.profiles.update(&changes)?;

        let mut changes = profile.update_images();
        if let Some(banner) = self.banner {
            if let Ok(Some(file)) = context.store.files.by_id(banner) {
                changes.banner(&file);
            }
        }
        if let Some(icon) = self.icon {
            if let Ok(Some(file)) = context.store.files.by_id(icon) {
                changes.banner(&file);
            }
        }
        let profile = context.store.profiles.update_images(&changes)?;
        context
            .apub
            .store_public_key(profile.id(), &self.public_key_id, &self.public_key)?;

        Ok(())
    }
}

impl Action for DeleteProfile {
    fn perform(&self, context: &Context) -> Result<(), Error> {
        let opt = context.store.profiles.delete(self.profile_id)?;

        if let Some(undo_profile) = opt {
            if let Some(banner) = undo_profile.0.banner() {
                context.spawner.purge_file(banner);
            }
            if let Some(icon) = undo_profile.0.icon() {
                context.spawner.purge_file(icon);
            }

            let profile_id = self.profile_id;
            let context_clone = context.clone();

            context.arbiter.send(Box::pin(async move {
                let _ = actix_web::web::block(move || {
                    for submission_id in context_clone.store.submissions.for_profile(profile_id) {
                        if let Err(e) =
                            Action::perform(&DeleteSubmission { submission_id }, &context_clone)
                        {
                            log::error!("Failed to delete submission {}: {}", submission_id, e);
                        }
                    }

                    Ok(()) as Result<(), ()>
                })
                .await;
            }));
        }

        Ok(())
    }
}