Merge pull request #3 from revathskumar/fix/make-case-insensitive

Fixes #1: fix showing only 5 chars when OTP starts with 0.

Author: revathskumar

CHANGELOG.md

@@ -14,3 +14,7 @@
 ## 0.3.1
 
 - default will be case insensitive search. Use `grave` key to toggle.
+
+## 0.3.2
+
+- Fixes #1: fix showing only 5 chars when OTP starts with 0.

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "rofi-totp"
-version = "0.3.1"
+version = "0.3.2"
 authors = ["Revath S Kumar <rsk@revathskumar.com>"]
 documentation = "https://github.com/revathskumar/rofi-totp"
 homepage = "https://github.com/revathskumar/rofi-totp"

Cargo.toml

@@ -3,8 +3,8 @@ extern crate oath;
 
 // use oath::totp;
 
-pub fn generate(secret: &str) -> Result<u64, &'static str> {
+pub fn generate(secret: &str) -> Result<String, &'static str> {
   let secret_bytes = try!(base32::decode(base32::Alphabet::RFC4648 {padding: false}, &secret.replace(" ", "")).ok_or("invalid base32"));
-  let code: u64 = oath::totp_raw_now(&secret_bytes, 6, 0, 30, &oath::HashType::SHA1);
-  Ok(code)
+  let code: String = oath::totp_raw_now(&secret_bytes, 6, 0, 30, &oath::HashType::SHA1).to_string();
+  Ok(format!("{:0>6}", code))
 }