From caf5fae723f9af78421cf154afd75ec7e344a0dd Mon Sep 17 00:00:00 2001
From: Jokler <jokler.contact@gmail.com>
Date: Tue, 6 Nov 2018 05:40:39 +0100
Subject: Quote: Info: Add negative indexing and fix error

---
 src/plugins/quote/mod.rs | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/plugins/quote/mod.rs b/src/plugins/quote/mod.rs
index 8a122d6..edeed40 100644
--- a/src/plugins/quote/mod.rs
+++ b/src/plugins/quote/mod.rs
@@ -139,7 +139,18 @@ impl<T: Database, C: Client> Quote<T, C> {
                 let quotee = &command.tokens[0];
                 let channel = &command.target;
                 let idx = i32::from_str(&command.tokens[1]).context(ErrorKind::InvalidIndex)?;
-                let quote = self.quotes.read().get_quote(quotee, channel, idx)?;
+
+                let idx = if idx < 0 {
+                    self.quotes.read().count_quotes(quotee, channel)? + idx + 1
+                } else {
+                    idx
+                };
+
+                let quote = self
+                    .quotes
+                    .read()
+                    .get_quote(quotee, channel, idx)
+                    .context(ErrorKind::NotFound)?;
 
                 Ok(format!(
                     "{}'s quote was added by {} at {} UTC",
-- 
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