From 501ba27e1cd52741988113ef47ee0fad7d0a5799 Mon Sep 17 00:00:00 2001
From: Nathan Perry <np@nathanperry.dev>
Date: Tue, 6 Aug 2024 16:32:35 -0400
Subject: fixup unknown command, document commands

---
 src/util/mod.rs      | 36 ++++++++++++++++++++++++++++++++----
 src/util/rest_vec.rs |  5 +++--
 2 files changed, 35 insertions(+), 6 deletions(-)

(limited to 'src/util')

diff --git a/src/util/mod.rs b/src/util/mod.rs
index a0105ac..f362ff7 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -3,7 +3,10 @@ use std::process::Stdio;
 use chrono::Duration;
 use lazy_static::lazy_static;
 use log::debug;
-use poise::CreateReply;
+use poise::{
+    CreateReply,
+    FrameworkError,
+};
 use regex::{
     Match,
     Regex,
@@ -35,7 +38,7 @@ use crate::{
 
 mod rest_vec;
 
-pub use rest_vec::RestVec;
+pub use rest_vec::*;
 
 pub async fn currently_playing(ctx: PoiseContext<'_>) -> bool {
     let (_sb, call) = songbird(ctx).await.expect("no songbird");
@@ -61,9 +64,9 @@ pub async fn users_listening(ctx: &Context) -> Result<bool> {
 }
 
 #[inline]
-pub fn msg(ctx: PoiseContext<'_>) -> Option<&Message> {
+pub fn msg<U, E>(ctx: poise::Context<'_, U, E>) -> Option<&Message> {
     match ctx {
-        PoiseContext::Prefix(poise::PrefixContext {
+        poise::Context::Prefix(poise::PrefixContext {
             msg,
             ..
         }) => Some(msg),
@@ -71,6 +74,31 @@ pub fn msg(ctx: PoiseContext<'_>) -> Option<&Message> {
     }
 }
 
+#[inline]
+pub fn err_msg<'a, U, E>(err: &'a FrameworkError<U, E>) -> Option<&'a Message> {
+    use FrameworkError::*;
+
+    if let Some(ctx) = err.ctx() {
+        return msg(ctx);
+    }
+
+    match *err {
+        UnknownCommand {
+            msg,
+            ..
+        }
+        | NonCommandMessage {
+            msg,
+            ..
+        }
+        | DynamicPrefix {
+            msg,
+            ..
+        } => Some(msg),
+        _ => None,
+    }
+}
+
 #[inline]
 pub fn tts(ctx: PoiseContext<'_>) -> Option<bool> {
     msg(ctx).map(|msg| msg.tts)
diff --git a/src/util/rest_vec.rs b/src/util/rest_vec.rs
index 82889cd..31b783b 100644
--- a/src/util/rest_vec.rs
+++ b/src/util/rest_vec.rs
@@ -1,15 +1,16 @@
+use std::error::Error;
+
 use serenity::all::{
     Context,
     Message,
 };
-use std::error::Error;
 
 /// Pop a whitespace-separated word from the front of the arguments. Supports quotes and quote
 /// escaping.
 ///
 /// Leading whitespace will be trimmed; trailing whitespace is not consumed.
 // From https://github.com/serenity-rs/poise/blob/current/src/prefix_argument/mod.rs
-fn pop_string(args: &str) -> Result<(&str, String), poise::TooFewArguments> {
+pub fn pop_string(args: &str) -> Result<(&str, String), poise::TooFewArguments> {
     // TODO: consider changing the behavior to parse quotes literally if they're in the middle
     // of the string:
     // - `"hello world"` => `hello world`
-- 
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