2 files changed, 93 insertions, 0 deletions
diff --git a/src/center.rs b/src/center.rs
new file mode 100644
index 0000000..173ef63
--- /dev/null
+++ b/src/center.rs
@@ -0,0 +1,37 @@
+use unicode_width::UnicodeWidthChar;
+
+pub trait Center {
+	fn center(&self, term_width: usize) -> Self;
+}
+
+impl Center for String {
+	fn center(&self, term_width: usize) -> Self {
+		let mut result = String::new();
+		let mut buffer = String::new();
+		let mut buffer_width = 0;
+
+		let max = self.chars().count() - 1;
+
+		for (i, c) in self.chars().enumerate() {
+			buffer_width += UnicodeWidthChar::width(c)
+				.unwrap();
+
+			buffer.push(c);
+
+			if i == max || buffer_width >= term_width - 12 {
+				result.push_str(&String::from(" ")
+					.repeat((term_width - buffer_width) / 2));
+				result.push_str(&buffer);
+
+				if i != max {
+					result.push('\n');
+				}
+
+				buffer.clear();
+				buffer_width = 0;
+			}
+		}
+
+		result
+	}
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..f067e2b
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,56 @@
+use rust_embed::RustEmbed;
+use rand::seq::IteratorRandom;
+use serde::Deserialize;
+use colored::*;
+
+mod center;
+use center::Center;
+
+#[derive(RustEmbed)]
+#[folder = "nihongo-benkyou/kotowaza"]
+#[include = "*.json"]
+struct KotowazaDir;
+
+#[derive(Deserialize)]
+#[allow(unused)]
+struct Kotowaza {
+	en: String,
+	ja: String,
+	kana: String,
+	week: String,
+}
+
+
+fn main() {
+	let mut rng = rand::thread_rng();
+
+	let name = KotowazaDir::iter()
+		.choose(&mut rng)
+		.unwrap();
+
+	let file = KotowazaDir::get(&name)
+		.unwrap();
+
+	let data = file.data
+		.as_ref();
+
+	let kotowaza: Kotowaza = serde_json::from_slice(data)
+		.unwrap();
+
+	let (term_width, _) = term_size::dimensions()
+		.unwrap();
+
+	print!("\n{}\n{}\n\n{}\n\n",
+		kotowaza.ja
+			.center(term_width)
+			.bold()
+			.yellow(),
+		kotowaza.kana
+			.center(term_width)
+			.dimmed()
+			.yellow(),
+		kotowaza.en
+			.center(term_width)
+			.italic()
+			.cyan());
+}