use crate::constants;
use std::{sync::Arc, time::Duration};

use ::std::collections::hash_map::HashMap;
use rand::{distributions::uniform::SampleRange, rngs::OsRng};
use serenity::all::{ActivityData, Cache, ShardId, ShardRunnerInfo};
use tokio::sync::Mutex;

pub async fn status_timer(
	shard_runners: Arc<Mutex<HashMap<ShardId, ShardRunnerInfo>>>,
	cache: Arc<Cache>,
) {
	let mut rand = OsRng::default();
	let activity_list = [
		ActivityData::watching("my developer eat a watermelon whole."),
		ActivityData::watching(format!(
			"{} users in {} guilds.",
			cache.user_count(),
			cache.guild_count()
		)),
		ActivityData::watching(format!("for {}help", constants::COMMAND_PREFIX)),
		ActivityData::listening("Infected Mushroom"),
	];

	loop {
		for (_shard_id, shard_info) in shard_runners.lock().await.iter() {
			shard_info.runner_tx.set_activity(Some(
				activity_list[SampleRange::sample_single(0..activity_list.len() - 1, &mut rand)]
					.clone(),
			));
		}
		tokio::time::sleep(Duration::from_secs(20 * 60)).await;
	}
}