From bd38d7f46a6b97b20ff5ef0c0c0c7ccd1e6b00d2 Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Thu, 28 Jan 2016 08:54:19 -0500
Subject: feat(emote): randomly choose appropriate emote

---
 src/main.rs | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'src')

diff --git a/src/main.rs b/src/main.rs
index 03f9e02..4abd4b6 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -2,6 +2,9 @@
 #![plugin(serde_macros)]
 extern crate hyper;
 extern crate irc;
+#[macro_use]
+extern crate lazy_static;
+extern crate rand;
 extern crate serde;
 extern crate serde_json;
 
@@ -15,6 +18,22 @@ use hyper::header::Connection;
 
 use irc::client::prelude::*;
 
+use rand::{thread_rng, sample};
+
+lazy_static! {
+    static ref EMOTE_HAPPY: Vec<&'static str> = vec![":D", ":)", "^_^"];
+
+    static ref EMOTES: HashMap<&'static str, &'static [&'static str]> = {
+        let mut m = HashMap::new();
+        m.insert("happy", &(*EMOTE_HAPPY)[..]);
+        m.insert("smile", &(*EMOTE_HAPPY)[..]);
+        m.insert(":)", &(*EMOTE_HAPPY)[..]);
+        m.insert(":D", &(*EMOTE_HAPPY)[..]);
+
+        m
+    };
+}
+
 #[derive(Debug, PartialEq, Serialize, Deserialize)]
 struct WikiPage {
     ns: u32,
@@ -66,6 +85,10 @@ fn emote_action(action: &str) -> Option<&str> {
     if action == "shrugs" {
         Some("¯\\_(ツ)_/¯")
     }
+    else if let Some(x) = EMOTES.get(action) {
+        let mut rng = thread_rng();
+        Some(sample(&mut rng, *x, 1)[0])
+    }
     else {
         None
     }
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