81 lines
2.7 KiB
Rust
81 lines
2.7 KiB
Rust
use futures::future::BoxFuture;
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use lazy_static::lazy_static;
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use log::trace;
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use rand::seq::SliceRandom;
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use rand::thread_rng;
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use rand::Rng;
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use regex::Regex;
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use serenity::async_trait;
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use serenity::model::channel::Message;
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use serenity::prelude::{Context, EventHandler};
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lazy_static! {
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#[derive(Debug)]
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static ref FUFUFU_REGEX: Regex = Regex::new("(?i:fu){3,}").unwrap();
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#[derive(Debug)]
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static ref DESU_REGEX: Regex = Regex::new("(?i:desu)|(?:です)").unwrap();
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}
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pub(crate) struct DesuResponder;
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#[async_trait]
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impl EventHandler for DesuResponder {
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async fn message(&self, ctx: Context, message: Message) {
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let content = message.content_safe(ctx.clone()).await;
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let fufufu_match = FUFUFU_REGEX.is_match(&content);
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let desu_match = DESU_REGEX.is_match(&content) && thread_rng().gen::<f32>() < 0.1;
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if fufufu_match || desu_match {
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trace!(
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"Responding to `{}` because one of the following matched: fufufu={}, desu={}",
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content,
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fufufu_match,
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desu_match
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);
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let random_action =
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DESU_ACTIONS.choose(&mut thread_rng()).unwrap().clone()(ctx, message);
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random_action.await.unwrap();
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}
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}
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}
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type DesuAction<'r, T> = &'r (dyn Fn(Context, Message) -> T + Sync);
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const DESU_ACTIONS: &[DesuAction<BoxFuture<Result<Message, serenity::Error>>>] = &[
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&|ctx, msg| Box::pin(msg.channel_id.say(ctx, "です。")),
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&|ctx, msg| Box::pin(msg.channel_id.say(ctx, "desu~")),
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&|ctx, msg| Box::pin(msg.channel_id.say(ctx, "desu.")),
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&|ctx, msg| {
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Box::pin(msg.channel_id.say(
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ctx,
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r#"
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```
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ででででででででででで すす
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ででで すすすすすすすすす
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でで でで すす
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でで でで すすす
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でで す す
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でで すすす
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でで すす
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でで すす
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でで すす
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```"#,
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))
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},
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&|ctx, msg| {
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// https://imgur.com/a/yOb5n
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// One day.
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Box::pin(
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msg.channel_id
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.say(ctx, "https://www.youtube.com/watch?v=60mLvBWOMb4"),
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)
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},
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&|ctx, msg| {
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Box::pin(msg.channel_id.send_message(ctx, |m| {
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m.add_file(serenity::http::AttachmentType::Bytes {
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data: std::borrow::Cow::from(&include_bytes!("../../res/desu.jpg")[..]),
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filename: "desu.jpg".to_string(),
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})
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}))
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},
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];
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