1 files changed, 46 insertions, 0 deletions
diff --git a/src/hooks/shifty_eyes.rs b/src/hooks/shifty_eyes.rs
new file mode 100644
index 0000000..beb3a9e
--- /dev/null
+++ b/src/hooks/shifty_eyes.rs
@@ -0,0 +1,46 @@
+use anyhow::{anyhow, Result};
+use irc::client::prelude::*;
+
+const EYES: [char; 10] = ['^', 'v', 'V', '>', '<', 'x', 'X', '-', 'o', 'O'];
+const NOSE: [char; 7] = ['.', '_', '-', ';', '\'', '"', '~'];
+
+pub fn shifty_eyes(bot: &crate::Bot, msg: Message) -> Result<()> {
+    if let Command::PRIVMSG(_, text) = msg.command.clone() {
+        if text.len() == 3 {
+            let mut chars = text.chars();
+            let mut left = chars.next().unwrap();
+            let middle = chars.next().unwrap();
+            let mut right = chars.next().unwrap();
+
+            if EYES.contains(&left) && NOSE.contains(&middle) && EYES.contains(&right) {
+                left = invert(left)?;
+                right = invert(right)?;
+
+                let mut result = String::new();
+                result.push(left);
+                result.push(middle);
+                result.push(right);
+
+                bot.send_privmsg(msg.response_target().unwrap(), result.as_str())?;
+            }
+        }
+    }
+
+    Ok(())
+}
+
+fn invert(input: char) -> Result<char> {
+    match input {
+        '^' => Ok('v'),
+        'v' => Ok('^'),
+        'V' => Ok('^'),
+        '>' => Ok('<'),
+        '<' => Ok('>'),
+        'x' => Ok('o'),
+        'X' => Ok('O'),
+        '-' => Ok('o'),
+        'o' => Ok('-'),
+        'O' => Ok('-'),
+        _ => Err(anyhow!("not a valid char")),
+    }
+}