Added code for creating token

src/lib.rs

@@ -39,3 +39,67 @@ pub mod db_pool {
         env::var(keys::DBURL).expect(keys::error::ERROR)
     }
 }
+
+mod token_stuff {
+    use dotenvy;
+    use josekit::{
+        self,
+        jws::{JwsHeader, alg::hmac::HmacJwsAlgorithm::Hs256},
+        jwt::{self, JwtPayload},
+    };
+
+    pub const TOKENTYPE: &str = "JWT";
+    pub const TESTKEY: &str = "dfsdferferf";
+
+    fn get_key() -> Result<String, dotenvy::Error> {
+        Ok(String::from(TESTKEY))
+    }
+
+    pub fn create_token(provided_key: &String) -> Result<String, josekit::JoseError> {
+        let mut header = JwsHeader::new();
+        header.set_token_type(TOKENTYPE);
+
+        let mut payload = JwtPayload::new();
+        payload.set_subject("Something random");
+
+        let mut key: String = String::new();
+        if provided_key.is_empty() {
+            key = get_key().unwrap();
+        } else {
+            key = provided_key.clone();
+        }
+
+        let signer = Hs256.signer_from_bytes(key.as_bytes()).unwrap();
+        let jwt = josekit::jwt::encode_with_signer(&payload, &header, &signer).unwrap();
+
+        Ok(jwt)
+    }
+
+    pub fn verify_token(key: &String, token: &String) -> bool {
+        let ver = Hs256.verifier_from_bytes(key.as_bytes()).unwrap();
+        let (payload, _header) = jwt::decode_with_verifier(&token, &ver).unwrap();
+        match payload.subject() {
+            Some(_sub) => true,
+            None => false,
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::token_stuff;
+
+    #[test]
+    fn test_tokenize() {
+        let special_key = String::from("mysecret-dsfsdfsdfsdfsdgfsdgsdgsdfg");
+        match token_stuff::create_token(&special_key) {
+            Ok(token) => {
+                let result = token_stuff::verify_token(&special_key, &token);
+                assert!(result, "Token not verified");
+            }
+            Err(err) => {
+                assert!(false, "Error: {:?}", err.to_string());
+            }
+        };
+    }
+}