feat: new challenge, hard english words to type

src/random/hard_words.rs

@@ -0,0 +1,32 @@
+use rand::seq::IteratorRandom;
+use rand::thread_rng;
+
+pub fn random_hard_english_words(max: u32) -> String {
+    let mut random_words = String::new();
+    for _i in 0..max {
+        if let Some(word) = random_hard_words() {
+            random_words.push_str(word.as_str());
+        }
+    }
+
+    random_words.trim_end().into()
+}
+
+fn random_hard_words() -> Option<String> {
+    let mut rng = thread_rng();
+    let subs = [
+        "antidisestablishmentarianism",
+        "supercalifragilisticexpialidocious",
+        "pneumonoultramicroscopicsilicovolcanoconiosis",
+        "floccinaucinihilipilification",
+        "hippopotomonstrosesquipedaliophobia",
+        "worcestershire",
+        "entrepreneur",
+        "conscientious",
+        "unquestionably",
+        "labyrinth",
+    ];
+    let sample = subs.iter().choose(&mut rng);
+
+    sample.map(|s| s.to_owned().to_owned())
+}

src/random/mod.rs

@@ -2,7 +2,9 @@ use self::{
     letters::random_letters_inner, rustfun::random_function, sentences::random_english_sentences,
     symbols::random_symbols, words::random_english_words,
 };
+use crate::random::hard_words::random_hard_english_words;
 
+mod hard_words;
 mod letters;
 mod rustfun;
 mod sentences;
@@ -18,7 +20,7 @@ pub struct Algorithm {
     pub random_function: &'static dyn Fn(u32) -> String,
 }
 
-pub const ALGS: [Algorithm; 5] = [
+pub const ALGS: [Algorithm; 6] = [
     Algorithm {
         id: "letters",
         version: "0.2",
@@ -33,6 +35,13 @@ pub const ALGS: [Algorithm; 5] = [
         lang: "eng",
         random_function: &random_english_words,
     },
+    Algorithm {
+        id: "hard",
+        version: "0.1",
+        description: "hard english words to type",
+        lang: "english",
+        random_function: &random_hard_english_words,
+    },
     Algorithm {
         id: "sentences",
         version: "0.1",